Merge pull request #2 from httprunner/master

合并4.3.3代码
2026-05-13 08:59:44 +08:00 · 2023-04-20 00:16:14 +08:00
parent 223537b4f3 90cea61c32
commit 309487d83d
70 changed files with 1726 additions and 415 deletions
--- a/README.en.md
+++ b/README.en.md
@@ -118,6 +118,12 @@ Use "hrp [command] --help" for more information about a command.
 <a href="https://httprunner.com/docs/cases/umcare"><img src="https://httprunner.com/image/logo/umcare.png" title="通用环球医疗 - 使用 HttpRunner 实践接口自动化测试" width="100"></a>
 <a href="https://httprunner.com/docs/cases/mihoyo"><img src="https://httprunner.com/image/logo/miHoYo.png" title="米哈游 - 基于 HttpRunner 搭建接口自动化测试体系" width="100"></a>

+## Sponsor
+
+[<img src="https://testing-studio.com/img/icon.png" alt="霍格沃兹测试开发学社" width="500">](https://qrcode.testing-studio.com/f?from=HttpRunner&url=https://testing-studio.com/)
+
+> 霍格沃兹测试开发学社是中国软件测试开发高端教育品牌，产品由国内顶尖软件测试开发技术专家携手打造，为企业与个人提供专业的技能培训与咨询、测试工具与测试平台、测试外包与测试众包服务。领域涵盖 App/Web 自动化测试、接口自动化测试、性能测试、安全测试、持续交付/DevOps、测试左移、测试右移、精准测试、测试平台开发、测试管理等方向。-> [**联系我们**](http://qrcode.testing-studio.com/f?from=HttpRunner&url=https://ceshiren.com/t/topic/23745)
+
 ## Subscribe

 关注 HttpRunner 的微信公众号，第一时间获得最新资讯。
--- a/README.md
+++ b/README.md
@@ -112,6 +112,12 @@ Use "hrp [command] --help" for more information about a command.
 <a href="https://httprunner.com/docs/cases/mihoyo"><img src="https://httprunner.com/image/logo/miHoYo.png" title="米哈游 - 基于 HttpRunner 搭建接口自动化测试体系" width="100"></a>


+## 赞助商
+
+[<img src="https://testing-studio.com/img/icon.png" alt="霍格沃兹测试开发学社" width="500">](https://qrcode.testing-studio.com/f?from=HttpRunner&url=https://testing-studio.com/)
+
+> 霍格沃兹测试开发学社是中国软件测试开发高端教育品牌，产品由国内顶尖软件测试开发技术专家携手打造，为企业与个人提供专业的技能培训与咨询、测试工具与测试平台、测试外包与测试众包服务。领域涵盖 App/Web 自动化测试、接口自动化测试、性能测试、安全测试、持续交付/DevOps、测试左移、测试右移、精准测试、测试平台开发、测试管理等方向。-> [**联系我们**](http://qrcode.testing-studio.com/f?from=HttpRunner&url=https://ceshiren.com/t/topic/23745)
+
 ## Subscribe

 关注 HttpRunner 的微信公众号，第一时间获得最新资讯。
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -1,5 +1,26 @@
 # Release History

+## v4.3.3 (2023-04-19)
+
+**go version**
+
+- feat: add `sleep_random` to sleep random seconds, with weight for multiple time ranges
+- feat: input text with adb
+- feat: add adb `screencap` sub command
+- feat: add `IsAppInForeground` to check if the given package is in foreground
+- feat: check if app is in foreground when step failed
+- feat: add validator AssertAppInForeground and AssertAppNotInForeground
+- feat: save screenshots of all steps including ocr and cv recognition process data
+- fix: adb driver for TapFloat
+- fix: stop logcat only when enabled
+- fix: do not fail case when kill logcat error
+- fix: take screenshot after each step
+- fix: screencap compatibility for shell v1 and v2 protocol
+- fix: display parsed url in html report
+- fix: fast fail not closing the websocket connection
+- fix #1467: failed to parse parameters with plugin functions
+- fix #1549: avoid duplicate creating plugins
+
 ## v4.3.2 (2022-12-26)

 **go version**
--- a/docs/assets/hogwarts.jpeg
+++ b/docs/assets/hogwarts.jpeg
--- a/docs/assets/hogwarts.png
+++ b/docs/assets/hogwarts.png
--- a/examples/data/a_b_c/T1_test.py
+++ b/examples/data/a_b_c/T1_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: a-b.c/1.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/data/a_b_c/T2_3_test.py
+++ b/examples/data/a_b_c/T2_3_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: a-b.c/2 3.yml
 from httprunner import HttpRunner, Config, Step, RunRequest
 from httprunner import RunTestCase
--- a/examples/httpbin/validate.yml
+++ b/examples/httpbin/validate.yml
@@ -1,6 +1,6 @@
 config:
    name: basic test with httpbin
-    base_url: http://httpbin.org/
+    base_url: https://httpbin.org/

 teststeps:
 -
--- a/examples/httpbin/validate_test.py
+++ b/examples/httpbin/validate_test.py
@@ -5,7 +5,7 @@ from httprunner import HttpRunner, Config, Step, RunRequest

 class TestCaseValidate(HttpRunner):

-    config = Config("basic test with httpbin").base_url("http://httpbin.org/")
+    config = Config("basic test with httpbin").base_url("https://httpbin.org/")

    teststeps = [
        Step(
--- a/examples/postman_echo/request_methods/hardcode_test.py
+++ b/examples/postman_echo/request_methods/hardcode_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/hardcode.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/postman_echo/request_methods/request_with_functions_test.py
+++ b/examples/postman_echo/request_methods/request_with_functions_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/request_with_functions.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/postman_echo/request_methods/request_with_parameters_test.py
+++ b/examples/postman_echo/request_methods/request_with_parameters_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/request_with_parameters.yml
 import pytest

--- a/examples/postman_echo/request_methods/request_with_testcase_reference_test.py
+++ b/examples/postman_echo/request_methods/request_with_testcase_reference_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/request_with_testcase_reference.yml
 from httprunner import HttpRunner, Config, Step, RunRequest
 from httprunner import RunTestCase
--- a/examples/postman_echo/request_methods/request_with_variables_test.py
+++ b/examples/postman_echo/request_methods/request_with_variables_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/request_with_variables.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/postman_echo/request_methods/validate_with_functions_test.py
+++ b/examples/postman_echo/request_methods/validate_with_functions_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/validate_with_functions.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/postman_echo/request_methods/validate_with_variables_test.py
+++ b/examples/postman_echo/request_methods/validate_with_variables_test.py
@@ -1,4 +1,4 @@
-# NOTE: Generated By HttpRunner v4.1.4
+# NOTE: Generated By HttpRunner v4.3.0
 # FROM: request_methods/validate_with_variables.yml
 from httprunner import HttpRunner, Config, Step, RunRequest

--- a/examples/uitest/demo_android_douyin_test.go
+++ b/examples/uitest/demo_android_douyin_test.go
@@ -1,44 +0,0 @@
-//go:build localtest
-
-package uitest
-
-import (
-	"testing"
-
-	"github.com/httprunner/httprunner/v4/hrp"
-	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
-)
-
-func TestAndroidDouYinLive(t *testing.T) {
-	testCase := &hrp.TestCase{
-		Config: hrp.NewConfig("通过 feed 头像进入抖音直播间").
-			SetAndroid(uixt.WithUIA2(false), uixt.WithAdbLogOn(true)),
-		TestSteps: []hrp.IStep{
-			hrp.NewStep("启动抖音").
-				Android().
-				Home().
-				AppTerminate("com.ss.android.ugc.aweme"). // 关闭已运行的抖音，确保启动抖音后在「抖音」首页
-				SwipeToTapApp("抖音", uixt.WithMaxRetryTimes(5)).
-				Sleep(10),
-			hrp.NewStep("处理青少年弹窗").
-				Android().
-				Tap("推荐").
-				TapByOCR("我知道了", uixt.WithIgnoreNotFoundError(true)).
-				Validate().
-				AssertOCRExists("首页", "抖音启动失败，「首页」不存在"),
-			hrp.NewStep("在推荐页上划，直到出现 feed 头像「直播」").
-				Android().
-				SwipeToTapText("直播", uixt.WithMaxRetryTimes(10), uixt.WithIdentifier("进入直播间")),
-			hrp.NewStep("向上滑动，等待 10s").
-				Android().
-				SwipeUp(uixt.WithIdentifier("第一次上划")).Sleep(10).ScreenShot(). // 上划 1 次，等待 10s，截图保存
-				SwipeUp(uixt.WithIdentifier("第二次上划")).Sleep(10).ScreenShot(), // 再上划 1 次，等待 10s，截图保存
-		},
-	}
-
-	runner := hrp.NewRunner(t).SetSaveTests(true)
-	err := runner.Run(testCase)
-	if err != nil {
-		t.Fatal(err)
-	}
-}
--- a/examples/uitest/demo_android_feed_swipe.json
+++ b/examples/uitest/demo_android_feed_swipe.json
@@ -0,0 +1,134 @@
+{
+    "config": {
+        "name": "点播_抖音_滑动场景_随机间隔_android",
+        "variables": {
+            "device": "${ENV(SerialNumber)}"
+        },
+        "android": [
+            {
+                "serial": "$device"
+            }
+        ]
+    },
+    "teststeps": [
+        {
+            "name": "启动抖音",
+            "android": {
+                "actions": [
+                    {
+                        "method": "app_terminate",
+                        "params": "com.ss.android.ugc.aweme"
+                    },
+                    {
+                        "method": "app_launch",
+                        "params": "com.ss.android.ugc.aweme"
+                    },
+                    {
+                        "method": "sleep",
+                        "params": 10
+                    }
+                ]
+            },
+            "validate": [
+                {
+                    "check": "ui_foreground_app",
+                    "assert": "equal",
+                    "expect": "com.ss.android.ugc.aweme",
+                    "msg": "app [com.ss.android.ugc.aweme] should be in foreground"
+                }
+            ]
+        },
+        {
+            "name": "处理青少年弹窗",
+            "android": {
+                "actions": [
+                    {
+                        "method": "tap_ocr",
+                        "params": "我知道了",
+                        "ignore_NotFoundError": true
+                    }
+                ]
+            }
+        },
+        {
+            "name": "滑动 Feed 3 次，随机间隔 0-5s",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe",
+                        "params": "up"
+                    },
+                    {
+                        "method": "sleep_random",
+                        "params": [
+                            0,
+                            5
+                        ]
+                    }
+                ]
+            },
+            "loops": 3
+        },
+        {
+            "name": "滑动 Feed 1 次，随机间隔 5-10s",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe",
+                        "params": "up"
+                    },
+                    {
+                        "method": "sleep_random",
+                        "params": [
+                            5,
+                            10
+                        ]
+                    }
+                ]
+            },
+            "loops": 1
+        },
+        {
+            "name": "滑动 Feed 10 次，70% 随机间隔 0-5s，30% 随机间隔 5-10s",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe",
+                        "params": "up"
+                    },
+                    {
+                        "method": "sleep_random",
+                        "params": [
+                            0,
+                            5,
+                            0.7,
+                            5,
+                            10,
+                            0.3
+                        ]
+                    }
+                ]
+            },
+            "loops": 10
+        },
+        {
+            "name": "exit",
+            "android": {
+                "actions": [
+                    {
+                        "method": "app_terminate",
+                        "params": "com.ss.android.ugc.aweme"
+                    }
+                ]
+            },
+            "validate": [
+                {
+                    "check": "ui_foreground_app",
+                    "assert": "not_equal",
+                    "expect": "com.ss.android.ugc.aweme",
+                    "msg": "app [com.ss.android.ugc.aweme] should not be in foreground"
+                }
+            ]
+        }
+    ]
+}
--- a/examples/uitest/demo_android_feed_swipe_test.go
+++ b/examples/uitest/demo_android_feed_swipe_test.go
@@ -0,0 +1,62 @@
+//go:build localtest
+
+package uitest
+
+import (
+	"testing"
+
+	"github.com/httprunner/httprunner/v4/hrp"
+	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
+)
+
+func TestAndroidDouyinFeedTest(t *testing.T) {
+	testCase := &hrp.TestCase{
+		Config: hrp.NewConfig("点播_抖音_滑动场景_随机间隔_android").
+			WithVariables(map[string]interface{}{
+				"device": "${ENV(SerialNumber)}",
+			}).
+			SetAndroid(uixt.WithSerialNumber("$device")),
+		TestSteps: []hrp.IStep{
+			hrp.NewStep("启动抖音").
+				Android().
+				AppTerminate("com.ss.android.ugc.aweme").
+				AppLaunch("com.ss.android.ugc.aweme").
+				Sleep(10).
+				Validate().
+				AssertAppInForeground("com.ss.android.ugc.aweme"),
+			hrp.NewStep("处理青少年弹窗").
+				Android().
+				TapByOCR("我知道了", uixt.WithIgnoreNotFoundError(true)),
+			hrp.NewStep("滑动 Feed 3 次，随机间隔 0-5s").
+				Loop(3).
+				Android().
+				SwipeUp().
+				SleepRandom(0, 5),
+			hrp.NewStep("滑动 Feed 1 次，随机间隔 5-10s").
+				Loop(1).
+				Android().
+				SwipeUp().
+				SleepRandom(5, 10),
+			hrp.NewStep("滑动 Feed 10 次，70% 随机间隔 0-5s，30% 随机间隔 5-10s").
+				Loop(10).
+				Android().
+				SwipeUp().
+				SleepRandom(0, 5, 0.7, 5, 10, 0.3),
+			hrp.NewStep("exit").
+				Android().
+				AppTerminate("com.ss.android.ugc.aweme").
+				Validate().
+				AssertAppNotInForeground("com.ss.android.ugc.aweme"),
+		},
+	}
+
+	if err := testCase.Dump2JSON("demo_android_feed_swipe.json"); err != nil {
+		t.Fatal(err)
+	}
+
+	runner := hrp.NewRunner(t).SetSaveTests(true)
+	err := runner.Run(testCase)
+	if err != nil {
+		t.Fatal(err)
+	}
+}
--- a/examples/uitest/demo_android_live_swipe.json
+++ b/examples/uitest/demo_android_live_swipe.json
@@ -0,0 +1,140 @@
+{
+    "config": {
+        "name": "点播_抖音_滑动场景_随机间隔_android",
+        "variables": {
+            "device": "${ENV(SerialNumber)}"
+        },
+        "android": [
+            {
+                "serial": "$device"
+            }
+        ]
+    },
+    "teststeps": [
+        {
+            "name": "启动抖音",
+            "android": {
+                "actions": [
+                    {
+                        "method": "app_terminate",
+                        "params": "com.ss.android.ugc.aweme"
+                    },
+                    {
+                        "method": "app_launch",
+                        "params": "com.ss.android.ugc.aweme"
+                    },
+                    {
+                        "method": "sleep",
+                        "params": 5
+                    }
+                ]
+            },
+            "validate": [
+                {
+                    "check": "ui_foreground_app",
+                    "assert": "equal",
+                    "expect": "com.ss.android.ugc.aweme",
+                    "msg": "app [com.ss.android.ugc.aweme] should be in foreground"
+                }
+            ]
+        },
+        {
+            "name": "处理青少年弹窗",
+            "android": {
+                "actions": [
+                    {
+                        "method": "tap_ocr",
+                        "params": "我知道了",
+                        "ignore_NotFoundError": true
+                    }
+                ]
+            }
+        },
+        {
+            "name": "在推荐页上划，直到出现「点击进入直播间」",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe_to_tap_text",
+                        "params": "点击进入直播间",
+                        "identifier": "进入直播间",
+                        "max_retry_times": 10
+                    }
+                ]
+            }
+        },
+        {
+            "name": "滑动 Feed 5 次，60% 随机间隔 0-5s，40% 随机间隔 5-10s",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe",
+                        "params": "up"
+                    },
+                    {
+                        "method": "sleep_random",
+                        "params": [
+                            0,
+                            5,
+                            0.6,
+                            5,
+                            10,
+                            0.4
+                        ]
+                    }
+                ]
+            },
+            "loops": 5
+        },
+        {
+            "name": "向上滑动，等待 10s",
+            "android": {
+                "actions": [
+                    {
+                        "method": "swipe",
+                        "params": "up",
+                        "identifier": "第一次上划"
+                    },
+                    {
+                        "method": "sleep",
+                        "params": 10
+                    },
+                    {
+                        "method": "screenshot"
+                    },
+                    {
+                        "method": "swipe",
+                        "params": "up",
+                        "identifier": "第二次上划"
+                    },
+                    {
+                        "method": "sleep",
+                        "params": 10
+                    },
+                    {
+                        "method": "screenshot"
+                    }
+                ]
+            }
+        },
+        {
+            "name": "exit",
+            "android": {
+                "actions": [
+                    {
+                        "method": "app_terminate",
+                        "params": "com.ss.android.ugc.aweme"
+                    }
+                ]
+            },
+            "validate": [
+                {
+                    "check": "ui_foreground_app",
+                    "assert": "not_equal",
+                    "expect": "com.ss.android.ugc.aweme",
+                    "msg": "app [com.ss.android.ugc.aweme] should not be in foreground"
+                }
+            ]
+        }
+    ]
+}
--- a/examples/uitest/demo_android_live_swipe_test.go
+++ b/examples/uitest/demo_android_live_swipe_test.go
@@ -0,0 +1,59 @@
+//go:build localtest
+
+package uitest
+
+import (
+	"testing"
+
+	"github.com/httprunner/httprunner/v4/hrp"
+	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
+)
+
+func TestAndroidLiveSwipeTest(t *testing.T) {
+	testCase := &hrp.TestCase{
+		Config: hrp.NewConfig("点播_抖音_滑动场景_随机间隔_android").
+			WithVariables(map[string]interface{}{
+				"device": "${ENV(SerialNumber)}",
+			}).
+			SetAndroid(uixt.WithSerialNumber("$device")),
+		TestSteps: []hrp.IStep{
+			hrp.NewStep("启动抖音").
+				Android().
+				AppTerminate("com.ss.android.ugc.aweme").
+				AppLaunch("com.ss.android.ugc.aweme").
+				Sleep(5).
+				Validate().
+				AssertAppInForeground("com.ss.android.ugc.aweme"),
+			hrp.NewStep("处理青少年弹窗").
+				Android().
+				TapByOCR("我知道了", uixt.WithIgnoreNotFoundError(true)),
+			hrp.NewStep("在推荐页上划，直到出现「点击进入直播间」").
+				Android().
+				SwipeToTapText("点击进入直播间", uixt.WithMaxRetryTimes(10), uixt.WithIdentifier("进入直播间")),
+			hrp.NewStep("滑动 Feed 5 次，60% 随机间隔 0-5s，40% 随机间隔 5-10s").
+				Loop(5).
+				Android().
+				SwipeUp().
+				SleepRandom(0, 5, 0.6, 5, 10, 0.4),
+			hrp.NewStep("向上滑动，等待 10s").
+				Android().
+				SwipeUp(uixt.WithIdentifier("第一次上划")).Sleep(10).ScreenShot(). // 上划 1 次，等待 10s，截图保存
+				SwipeUp(uixt.WithIdentifier("第二次上划")).Sleep(10).ScreenShot(), // 再上划 1 次，等待 10s，截图保存
+			hrp.NewStep("exit").
+				Android().
+				AppTerminate("com.ss.android.ugc.aweme").
+				Validate().
+				AssertAppNotInForeground("com.ss.android.ugc.aweme"),
+		},
+	}
+
+	if err := testCase.Dump2JSON("demo_android_live_swipe.json"); err != nil {
+		t.Fatal(err)
+	}
+
+	runner := hrp.NewRunner(t).SetSaveTests(true)
+	err := runner.Run(testCase)
+	if err != nil {
+		t.Fatal(err)
+	}
+}
--- a/examples/uitest/demo_ios_live_swipe.json
+++ b/examples/uitest/demo_ios_live_swipe.json
--- a/examples/uitest/demo_ios_live_swipe_test.go
+++ b/examples/uitest/demo_ios_live_swipe_test.go
@@ -45,10 +45,7 @@ func TestIOSDouyinLive(t *testing.T) {
 		},
 	}

-	if err := testCase.Dump2JSON("demo_douyin_live.json"); err != nil {
-		t.Fatal(err)
-	}
-	if err := testCase.Dump2YAML("demo_douyin_live.yaml"); err != nil {
+	if err := testCase.Dump2JSON("demo_ios_live_swipe.json"); err != nil {
 		t.Fatal(err)
 	}

--- a/examples/worldcup/main.go
+++ b/examples/worldcup/main.go
@@ -150,11 +150,7 @@ func NewWorldCupLive(device uixt.Device, matchName, bundleID string, duration, i

 func (wc *WorldCupLive) getCurrentLiveTime(utcTime time.Time) error {
 	utcTimeStr := utcTime.Format("15:04:05")
-	fileName := filepath.Join(
-		wc.resultDir, "screenshot", utcTimeStr)
-	ocrTexts, err := wc.driver.GetTextsByOCR(
-		uixt.WithScreenShot(fileName),
-	)
+	ocrTexts, err := wc.driver.GetTextsByOCR()
 	if err != nil {
 		log.Error().Err(err).Msg("get ocr texts failed")
 		return err
--- a/go.mod
+++ b/go.mod
@@ -22,13 +22,13 @@ require (
 	github.com/olekukonko/tablewriter v0.0.5
 	github.com/pkg/errors v0.9.1
 	github.com/prometheus/client_golang v1.13.0
-	github.com/rs/zerolog v1.28.0
+	github.com/rs/zerolog v1.29.1
 	github.com/satori/go.uuid v1.2.0
 	github.com/shirou/gopsutil v3.21.11+incompatible
 	github.com/spf13/cobra v1.5.0
 	github.com/stretchr/testify v1.8.0
 	gocv.io/x/gocv v0.31.0
-	golang.org/x/net v0.0.0-20220919232410-f2f64ebce3c1
+	golang.org/x/net v0.7.0
 	golang.org/x/oauth2 v0.0.0-20220909003341-f21342109be1
 	google.golang.org/grpc v1.49.0
 	google.golang.org/protobuf v1.28.1
@@ -56,7 +56,7 @@ require (
 	github.com/josharian/intern v1.0.0 // indirect
 	github.com/mailru/easyjson v0.7.7 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
-	github.com/mattn/go-isatty v0.0.16 // indirect
+	github.com/mattn/go-isatty v0.0.18 // indirect
 	github.com/mattn/go-runewidth v0.0.14 // indirect
 	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
 	github.com/mitchellh/go-testing-interface v1.14.1 // indirect
@@ -73,12 +73,11 @@ require (
 	github.com/tklauser/go-sysconf v0.3.10 // indirect
 	github.com/tklauser/numcpus v0.5.0 // indirect
 	github.com/yusufpapurcu/wmi v1.2.2 // indirect
-	golang.org/x/mod v0.4.2 // indirect
+	golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 // indirect
 	golang.org/x/sync v0.0.0-20220907140024-f12130a52804 // indirect
-	golang.org/x/sys v0.0.0-20220919091848-fb04ddd9f9c8 // indirect
-	golang.org/x/text v0.3.7 // indirect
-	golang.org/x/tools v0.1.7 // indirect
-	golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f // indirect
+	golang.org/x/sys v0.7.0 // indirect
+	golang.org/x/text v0.7.0 // indirect
+	golang.org/x/tools v0.1.12 // indirect
 	google.golang.org/appengine v1.6.7 // indirect
 	google.golang.org/genproto v0.0.0-20220919141832-68c03719ef51 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
--- a/go.sum
+++ b/go.sum
@@ -89,7 +89,7 @@ github.com/cncf/xds/go v0.0.0-20210922020428-25de7278fc84/go.mod h1:eXthEFrGJvWH
 github.com/cncf/xds/go v0.0.0-20211001041855-01bcc9b48dfe/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/cncf/xds/go v0.0.0-20211011173535-cb28da3451f1/go.mod h1:eXthEFrGJvWHgFFCl3hGmgk+/aYT6PnTQLykKQRLhEs=
 github.com/coreos/go-systemd/v22 v22.3.2/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
-github.com/coreos/go-systemd/v22 v22.3.3-0.20220203105225-a9a7ef127534/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
+github.com/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
 github.com/cpuguy83/go-md2man/v2 v2.0.2 h1:p1EgwI/C7NhT0JmVkwCD2ZBK8j4aeHQX2pMHHBfMQ6w=
 github.com/cpuguy83/go-md2man/v2 v2.0.2/go.mod h1:tgQtvFlXSQOSOSIRvRPT7W67SCa46tRHOmNcaadrF8o=
 github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E=
@@ -301,8 +301,9 @@ github.com/mattn/go-isatty v0.0.8/go.mod h1:Iq45c/XA43vh69/j3iqttzPXn0bhXyGjM0Hd
 github.com/mattn/go-isatty v0.0.10/go.mod h1:qgIWMr58cqv1PHHyhnkY9lrL7etaEgOFcMEpPG5Rm84=
 github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
 github.com/mattn/go-isatty v0.0.14/go.mod h1:7GGIvUiUoEMVVmxf/4nioHXj79iQHKdU27kJ6hsGG94=
-github.com/mattn/go-isatty v0.0.16 h1:bq3VjFmv/sOjHtdEhmkEV4x1AJtvUvOJ2PFAZ5+peKQ=
 github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.18 h1:DOKFKCQ7FNG2L1rbrmstDN4QVRdS89Nkh85u68Uwp98=
+github.com/mattn/go-isatty v0.0.18/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-runewidth v0.0.9/go.mod h1:H031xJmbD/WCDINGzjvQ9THkh0rPKHF+m2gUSrubnMI=
 github.com/mattn/go-runewidth v0.0.14 h1:+xnbZSEeDbOIg5/mE6JF0w6n9duR1l3/WmbinWVwUuU=
 github.com/mattn/go-runewidth v0.0.14/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
@@ -370,8 +371,8 @@ github.com/rogpeppe/go-internal v1.3.0/go.mod h1:M8bDsm7K2OlrFYOpmOWEs/qY81heoFR
 github.com/rs/xid v1.3.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
 github.com/rs/xid v1.4.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
 github.com/rs/zerolog v1.26.1/go.mod h1:/wSSJWX7lVrsOwlbyTRSOJvqRlc+WjWlfes+CiJ+tmc=
-github.com/rs/zerolog v1.28.0 h1:MirSo27VyNi7RJYP3078AA1+Cyzd2GB66qy3aUHvsWY=
-github.com/rs/zerolog v1.28.0/go.mod h1:NILgTygv/Uej1ra5XxGf82ZFSLk58MFGAUS2o6usyD0=
+github.com/rs/zerolog v1.29.1 h1:cO+d60CHkknCbvzEWxP0S9K6KqyTjrCNUy1LdQLCGPc=
+github.com/rs/zerolog v1.29.1/go.mod h1:Le6ESbR7hc+DP6Lt1THiV8CQSdkkNrd3R0XbEgp3ZBU=
 github.com/russross/blackfriday/v2 v2.1.0 h1:JIOH55/0cWyOuilr9/qlrm0BSXldqnqwMsf35Ld67mk=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
 github.com/satori/go.uuid v1.2.0 h1:0uYX9dsZ2yD7q2RtLRtPSdGDWzjeM3TbMJP9utgA0ww=
@@ -463,8 +464,9 @@ golang.org/x/mod v0.2.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.3.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.0/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
 golang.org/x/mod v0.4.1/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
-golang.org/x/mod v0.4.2 h1:Gz96sIWK3OalVv/I/qNygP42zyoKp3xptRVCWRFEBvo=
 golang.org/x/mod v0.4.2/go.mod h1:s0Qsj1ACt9ePp/hMypM3fl4fZqREWJwdYDEqhRiZZUA=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4 h1:6zppjxzCulZykYSLyVDYbneBfbaBIQPYMevg0bEwv2s=
+golang.org/x/mod v0.6.0-dev.0.20220419223038-86c51ed26bb4/go.mod h1:jJ57K6gSWd91VN4djpZkiMVwK6gcyfeH4XE8wZrZaV4=
 golang.org/x/net v0.0.0-20180530234432-1e491301e022/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180724234803-3673e40ba225/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
 golang.org/x/net v0.0.0-20180826012351-8a410e7b638d/go.mod h1:mL1N/T3taQHkDXs73rZJwtUhF3w3ftmwwsq0BUmARs4=
@@ -512,8 +514,8 @@ golang.org/x/net v0.0.0-20220325170049-de3da57026de/go.mod h1:CfG3xpIq0wQ8r1q4Su
 golang.org/x/net v0.0.0-20220412020605-290c469a71a5/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220425223048-2871e0cb64e4/go.mod h1:CfG3xpIq0wQ8r1q4Su4UZFWDARRcnwPjda9FqA0JpMk=
 golang.org/x/net v0.0.0-20220607020251-c690dde0001d/go.mod h1:XRhObCWvk6IyKnWLug+ECip1KBveYUHfp+8e9klMJ9c=
-golang.org/x/net v0.0.0-20220919232410-f2f64ebce3c1 h1:TWZxd/th7FbRSMret2MVQdlI8uT49QEtwZdvJrxjEHU=
-golang.org/x/net v0.0.0-20220919232410-f2f64ebce3c1/go.mod h1:YDH+HFinaLZZlnHAfSS6ZXJJ9M9t4Dl22yv3iI2vPwk=
+golang.org/x/net v0.7.0 h1:rJrUqqhjsgNp7KqAIc25s9pZnjU7TUcSY7HcVZjdn1g=
+golang.org/x/net v0.7.0/go.mod h1:2Tu9+aMcznHK/AK1HMvgo6xiTLG5rD5rZLDS+rp2Bjs=
 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/oauth2 v0.0.0-20190226205417-e64efc72b421/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
 golang.org/x/oauth2 v0.0.0-20190604053449-0f29369cfe45/go.mod h1:gOpvHmFTYa4IltrdGE7lF6nIHvwfUNPOp7c8zoXwtLw=
@@ -625,8 +627,9 @@ golang.org/x/sys v0.0.0-20220503163025-988cb79eb6c6/go.mod h1:oPkhp1MJrh7nUepCBc
 golang.org/x/sys v0.0.0-20220520151302-bc2c85ada10a/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220610221304-9f5ed59c137d/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.0.0-20220919091848-fb04ddd9f9c8 h1:h+EGohizhe9XlX18rfpa8k8RAc5XyaeamM+0VHRd4lc=
-golang.org/x/sys v0.0.0-20220919091848-fb04ddd9f9c8/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.7.0 h1:3jlCCIQZPdOYu1h8BkNvLz8Kgwtae2cagcG/VamtZRU=
+golang.org/x/sys v0.7.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/term v0.0.0-20201126162022-7de9c90e9dd1/go.mod h1:bj7SfCRtBDWHUb9snDiAeCFNEtKQo2Wmx5Cou7ajbmo=
 golang.org/x/term v0.0.0-20210927222741-03fcf44c2211/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.0.0-20170915032832-14c0d48ead0c/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
@@ -637,8 +640,9 @@ golang.org/x/text v0.3.3/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.4/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.5/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
 golang.org/x/text v0.3.6/go.mod h1:5Zoc/QRtKVWzQhOtBMvqHzDpF6irO9z98xDceosuGiQ=
-golang.org/x/text v0.3.7 h1:olpwvP2KacW1ZWvsR7uQhoyTYvKAupfQrRGBFM352Gk=
 golang.org/x/text v0.3.7/go.mod h1:u+2+/6zg+i71rQMx5EYifcz6MCKuco9NR6JIITiCfzQ=
+golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
+golang.org/x/text v0.7.0/go.mod h1:mrYo+phRRbMaCq/xk9113O4dZlRixOauAjOtrjsXDZ8=
 golang.org/x/time v0.0.0-20181108054448-85acf8d2951c/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20190308202827-9d24e82272b4/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
 golang.org/x/time v0.0.0-20191024005414-555d28b269f0/go.mod h1:tRJNPiyCQ0inRvYxbN9jk5I+vvW/OXSQhTDSoE431IQ=
@@ -694,15 +698,15 @@ golang.org/x/tools v0.1.3/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.4/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.5/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
 golang.org/x/tools v0.1.6-0.20210726203631-07bc1bf47fb2/go.mod h1:o0xws9oXOQQZyjljx8fwUC0k7L1pTE6eaCbjGeHmOkk=
-golang.org/x/tools v0.1.7 h1:6j8CgantCy3yc8JGBqkDLMKWqZ0RDU2g1HVgacojGWQ=
 golang.org/x/tools v0.1.7/go.mod h1:LGqMHiF4EqQNHR1JncWGqT5BVaXmza+X+BDGol+dOxo=
+golang.org/x/tools v0.1.12 h1:VveCTK38A2rkS8ZqFY25HIDFscX5X9OoEhJd3quQmXU=
+golang.org/x/tools v0.1.12/go.mod h1:hNGJHUnrk76NpqgfD5Aqm5Crs+Hm0VOH/i9J2+nxYbc=
 golang.org/x/xerrors v0.0.0-20190717185122-a985d3407aa7/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191011141410-1b5146add898/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20191204190536-9bdfabe68543/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20200804184101-5ec99f83aff1/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20220411194840-2f41105eb62f/go.mod h1:I/5z698sn9Ka8TeJc9MKroUUfqBBauWjQqLJ2OPfmY0=
 golang.org/x/xerrors v0.0.0-20220517211312-f3a8303e98df/go.mod h1:K8+ghG5WaK9qNqU5K3HdILfMLy1f3aNYFI/wnl100a8=
-golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f h1:uF6paiQQebLeSXkrTqHqz0MXhXXS1KgF41eUdBNvxK0=
 golang.org/x/xerrors v0.0.0-20220609144429-65e65417b02f/go.mod h1:K8+ghG5WaK9qNqU5K3HdILfMLy1f3aNYFI/wnl100a8=
 google.golang.org/api v0.4.0/go.mod h1:8k5glujaEP+g9n7WNsDg8QP6cUVNI86fCNMcbazEtwE=
 google.golang.org/api v0.7.0/go.mod h1:WtwebWUNSVBH/HAw79HIFXZNqEvBhG+Ra+ax0hx3E3M=
--- a/hrp/boomer.go
+++ b/hrp/boomer.go
@@ -361,6 +361,10 @@ func (b *HRPBoomer) convertBoomerTask(testcase *TestCase, rendezvousList []*Rend
 			}
 			mutex.Unlock()

+			defer func() {
+				sessionRunner.releaseResources()
+			}()
+
 			startTime := time.Now()
 			for _, step := range testcase.TestSteps {
 				// TODO: parse step struct
--- a/hrp/boomer_test.go
+++ b/hrp/boomer_test.go
@@ -10,7 +10,7 @@ func TestBoomerStandaloneRun(t *testing.T) {
 	defer removeHashicorpGoPlugin()

 	testcase1 := &TestCase{
-		Config: NewConfig("TestCase1").SetBaseURL("http://httpbin.org"),
+		Config: NewConfig("TestCase1").SetBaseURL("https://httpbin.org"),
 		TestSteps: []IStep{
 			NewStep("headers").
 				GET("/headers").
--- a/hrp/cmd/adb/devices.go
+++ b/hrp/cmd/adb/devices.go
@@ -5,10 +5,8 @@ import (
 	"fmt"
 	"os"

-	"github.com/pkg/errors"
 	"github.com/spf13/cobra"

-	"github.com/httprunner/httprunner/v4/hrp/pkg/gadb"
 	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
 )

@@ -21,22 +19,10 @@ var listAndroidDevicesCmd = &cobra.Command{
 	Use:   "devices",
 	Short: "List all Android devices",
 	RunE: func(cmd *cobra.Command, args []string) error {
-		devices, err := uixt.DeviceList()
+		deviceList, err := uixt.GetAndroidDevices(serial)
 		if err != nil {
-			return errors.Wrap(err, "list android devices failed")
-		}
-
-		var deviceList []gadb.Device
-		// filter by serial
-		for _, d := range devices {
-			if serial != "" && serial != d.Serial() {
-				continue
-			}
-			deviceList = append(deviceList, d)
-		}
-		if serial != "" && len(deviceList) == 0 {
-			fmt.Printf("no android device found for serial: %s\n", serial)
-			os.Exit(1)
+			fmt.Println(err)
+			os.Exit(0)
 		}

 		for _, d := range deviceList {
--- a/hrp/cmd/adb/init.go
+++ b/hrp/cmd/adb/init.go
@@ -1,6 +1,13 @@
 package adb

-import "github.com/spf13/cobra"
+import (
+	"fmt"
+
+	"github.com/spf13/cobra"
+
+	"github.com/httprunner/httprunner/v4/hrp/pkg/gadb"
+	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
+)

 var androidRootCmd = &cobra.Command{
 	Use:              "adb",
@@ -8,6 +15,17 @@ var androidRootCmd = &cobra.Command{
 	PersistentPreRun: func(cmd *cobra.Command, args []string) {},
 }

+func getDevice(serial string) (*gadb.Device, error) {
+	devices, err := uixt.GetAndroidDevices(serial)
+	if err != nil {
+		return nil, err
+	}
+	if len(devices) > 1 {
+		return nil, fmt.Errorf("found multiple attached devices, please specify android serial")
+	}
+	return devices[0], nil
+}
+
 func Init(rootCmd *cobra.Command) {
 	rootCmd.AddCommand(androidRootCmd)
 }
--- a/hrp/cmd/adb/screencap.go
+++ b/hrp/cmd/adb/screencap.go
@@ -0,0 +1,38 @@
+package adb
+
+import (
+	"fmt"
+	"io/ioutil"
+
+	"github.com/spf13/cobra"
+
+	"github.com/httprunner/httprunner/v4/hrp/internal/builtin"
+)
+
+var screencapAndroidDevicesCmd = &cobra.Command{
+	Use:   "screencap",
+	Short: "Start android screen capture",
+	RunE: func(cmd *cobra.Command, args []string) error {
+		device, err := getDevice(serial)
+		if err != nil {
+			return err
+		}
+
+		res, err := device.ScreenCap()
+		if err != nil {
+			return err
+		}
+
+		filepath := fmt.Sprintf("%s.png", builtin.GenNameWithTimestamp("screencap_%d"))
+		if err = ioutil.WriteFile(filepath, res, 0o644); err != nil {
+			return err
+		}
+		fmt.Println("screencap saved to", filepath)
+		return nil
+	},
+}
+
+func init() {
+	screencapAndroidDevicesCmd.Flags().StringVarP(&serial, "serial", "s", "", "filter by device's serial")
+	androidRootCmd.AddCommand(screencapAndroidDevicesCmd)
+}
--- a/hrp/cmd/ios/devices.go
+++ b/hrp/cmd/ios/devices.go
@@ -70,18 +70,10 @@ var listDevicesCmd = &cobra.Command{
 	Short:            "List all iOS devices",
 	PersistentPreRun: func(cmd *cobra.Command, args []string) {},
 	RunE: func(cmd *cobra.Command, args []string) error {
-		devices, err := uixt.IOSDevices(udid)
+		devices, err := uixt.GetIOSDevices(udid)
 		if err != nil {
-			return err
-		}
-		if len(devices) == 0 {
-			if udid != "" {
-				fmt.Printf("no ios device found for udid: %s\n", udid)
-				os.Exit(1)
-			} else {
-				fmt.Println("no ios device found")
-				os.Exit(0)
-			}
+			fmt.Println(err)
+			os.Exit(0)
 		}

 		for _, d := range devices {
--- a/hrp/cmd/ios/init.go
+++ b/hrp/cmd/ios/init.go
@@ -2,7 +2,6 @@ package ios

 import (
 	"fmt"
-	"os"

 	"github.com/spf13/cobra"

@@ -16,16 +15,12 @@ var iosRootCmd = &cobra.Command{
 }

 func getDevice(udid string) (gidevice.Device, error) {
-	devices, err := uixt.IOSDevices(udid)
+	devices, err := uixt.GetIOSDevices(udid)
 	if err != nil {
 		return nil, err
 	}
-	if len(devices) == 0 {
-		fmt.Println("no ios device found")
-		os.Exit(1)
-	}
 	if len(devices) > 1 {
-		return nil, fmt.Errorf("multiple devices found, please specify udid")
+		return nil, fmt.Errorf("found multiple attached devices, please specify ios udid")
 	}
 	return devices[0], nil
 }
--- a/hrp/internal/builtin/function.go
+++ b/hrp/internal/builtin/function.go
@@ -24,6 +24,8 @@ var Functions = map[string]interface{}{
 	"get_timestamp":          getTimestamp,    // call without arguments
 	"sleep":                  sleep,           // call with one argument
 	"gen_random_string":      genRandomString, // call with one argument
+	"random_int":             rand.Intn,       // call with one argument
+	"random_range":           random_range,    // call with two arguments
 	"max":                    math.Max,        // call with two arguments
 	"md5":                    MD5,             // call with one argument
 	"parameterize":           loadFromCSV,
@@ -49,6 +51,10 @@ func init() {
 	rand.Seed(time.Now().UnixNano())
 }

+func random_range(a, b float64) float64 {
+	return a + rand.Float64()*(b-a)
+}
+
 func getTimestamp() int64 {
 	return time.Now().UnixNano() / int64(time.Millisecond)
 }
--- a/hrp/internal/builtin/utils.go
+++ b/hrp/internal/builtin/utils.go
@@ -443,3 +443,10 @@ func Sign(ver string, ak string, sk string, body []byte) string {
 	signResult := sha256HMAC(signKey, body)
 	return fmt.Sprintf("%v/%v", signKeyInfo, string(signResult))
 }
+
+func GenNameWithTimestamp(tmpl string) string {
+	if !strings.Contains(tmpl, "%d") {
+		tmpl = tmpl + "_%d"
+	}
+	return fmt.Sprintf(tmpl, time.Now().Unix())
+}
--- a/hrp/internal/code/code.go
+++ b/hrp/internal/code/code.go
@@ -67,8 +67,9 @@ var (

 // UI automation related: [70, 80)
 var (
-	MobileUIDriverError     = errors.New("mobile UI driver error")     // 70
-	MobileUIValidationError = errors.New("mobile UI validation error") // 75
+	MobileUIDriverError             = errors.New("mobile UI driver error")                // 70
+	MobileUIValidationError         = errors.New("mobile UI validation error")            // 75
+	MobileUIAppNotInForegroundError = errors.New("mobile UI app not in foreground error") // 76
 )

 // OCR related: [80, 90)
@@ -123,8 +124,9 @@ var errorsMap = map[error]int{
 	AndroidCaptureLogError:       66,

 	// UI automation related
-	MobileUIDriverError:     70,
-	MobileUIValidationError: 75,
+	MobileUIDriverError:             70,
+	MobileUIValidationError:         75,
+	MobileUIAppNotInForegroundError: 76,

 	// OCR related
 	OCREnvMissedError:         80,
--- a/hrp/internal/version/VERSION
+++ b/hrp/internal/version/VERSION
@@ -1 +1 @@
-v4.3.2
+v4.3.3
--- a/hrp/parameters.go
+++ b/hrp/parameters.go
@@ -38,8 +38,8 @@ type iteratorStrategy struct {
 	PickOrder iteratorPickOrder `json:"pick_order,omitempty" yaml:"pick_order,omitempty"`
 }

-func initParametersIterator(cfg *TConfig) (*ParametersIterator, error) {
-	parameters, err := loadParameters(cfg.Parameters, cfg.Variables)
+func (p *Parser) initParametersIterator(cfg *TConfig) (*ParametersIterator, error) {
+	parameters, err := p.loadParameters(cfg.Parameters, cfg.Variables)
 	if err != nil {
 		return nil, err
 	}
@@ -236,7 +236,7 @@ configParameters = {
 	]
 }
 */
-func loadParameters(configParameters map[string]interface{}, variablesMapping map[string]interface{}) (
+func (p *Parser) loadParameters(configParameters map[string]interface{}, variablesMapping map[string]interface{}) (
 	map[string]Parameters, error) {

 	if len(configParameters) == 0 {
@@ -263,7 +263,7 @@ func loadParameters(configParameters map[string]interface{}, variablesMapping ma
 			// => [["test1", "111111"], ["test2", "222222"]]
 			// e.g. "app_version": "${gen_app_version()}"
 			// => ["1.0.0", "1.0.1"]
-			parsedParameterContent, err := newParser().ParseString(rawValue.String(), variablesMapping)
+			parsedParameterContent, err := p.ParseString(rawValue.String(), variablesMapping)
 			if err != nil {
 				log.Error().Err(err).
 					Str("parametersRawContent", rawValue.String()).
--- a/hrp/parameters_test.go
+++ b/hrp/parameters_test.go
@@ -74,8 +74,9 @@ func TestLoadParameters(t *testing.T) {
 	variablesMapping := map[string]interface{}{
 		"file": "account.csv",
 	}
+	parser := newParser()
 	for _, data := range testData {
-		value, err := loadParameters(data.configParameters, variablesMapping)
+		value, err := parser.loadParameters(data.configParameters, variablesMapping)
 		if !assert.Nil(t, err) {
 			t.Fatal()
 		}
@@ -92,21 +93,25 @@ func TestLoadParametersError(t *testing.T) {
 		{
 			map[string]interface{}{
 				"username_password": fmt.Sprintf("${parameterize(%s/account.csv)}", hrpExamplesDir),
-				"user_agent":        []interface{}{"iOS/10.1", "iOS/10.2"}},
+				"user_agent":        []interface{}{"iOS/10.1", "iOS/10.2"},
+			},
 		},
 		{
 			map[string]interface{}{
 				"username-password": fmt.Sprintf("${parameterize(%s/account.csv)}", hrpExamplesDir),
-				"user-agent":        []interface{}{"iOS/10.1", "iOS/10.2"}},
+				"user-agent":        []interface{}{"iOS/10.1", "iOS/10.2"},
+			},
 		},
 		{
 			map[string]interface{}{
 				"username-password": fmt.Sprintf("${param(%s/account.csv)}", hrpExamplesDir),
-				"user_agent":        []interface{}{"iOS/10.1", "iOS/10.2"}},
+				"user_agent":        []interface{}{"iOS/10.1", "iOS/10.2"},
+			},
 		},
 	}
+	parser := newParser()
 	for _, data := range testData {
-		_, err := loadParameters(data.configParameters, map[string]interface{}{})
+		_, err := parser.loadParameters(data.configParameters, map[string]interface{}{})
 		if !assert.Error(t, err) {
 			t.Fatal()
 		}
@@ -240,8 +245,9 @@ func TestInitParametersIteratorCount(t *testing.T) {
 			1,
 		},
 	}
+	parser := newParser()
 	for _, data := range testData {
-		iterator, err := initParametersIterator(data.cfg)
+		iterator, err := parser.initParametersIterator(data.cfg)
 		if !assert.Nil(t, err) {
 			t.Fatal()
 		}
@@ -288,8 +294,9 @@ func TestInitParametersIteratorUnlimitedCount(t *testing.T) {
 			},
 		},
 	}
+	parser := newParser()
 	for _, data := range testData {
-		iterator, err := initParametersIterator(data.cfg)
+		iterator, err := parser.initParametersIterator(data.cfg)
 		if !assert.Nil(t, err) {
 			t.Fatal()
 		}
@@ -370,8 +377,9 @@ func TestInitParametersIteratorContent(t *testing.T) {
 			map[string]interface{}{},
 		},
 	}
+	parser := newParser()
 	for _, data := range testData {
-		iterator, err := initParametersIterator(data.cfg)
+		iterator, err := parser.initParametersIterator(data.cfg)
 		if !assert.Nil(t, err) {
 			t.Fatal()
 		}
--- a/hrp/pkg/gadb/README.md
+++ b/hrp/pkg/gadb/README.md
@@ -1,5 +1,11 @@
 # gadb

-This module is initially forked from [electricbubble/gadb@v0.0.7].
+This module is initially forked from [electricbubble/gadb@v0.0.7] and optimized by [@appl3s].
+
+- feat: add reverse forward command
+- feat: add `RunShellCommandV2` which supports running nohup
+- feat: add `InstallAPK` with feature judgment
+- feat: add `Uninstall` for specified package name

 [electricbubble/gadb@v0.0.7]: https://github.com/electricbubble/gadb/tree/v0.0.7
+[@appl3s]: https://github.com/appl3s
--- a/hrp/pkg/gadb/client.go
+++ b/hrp/pkg/gadb/client.go
@@ -38,6 +38,16 @@ func NewClientWith(host string, port ...int) (adbClient Client, err error) {
 	return
 }

+func NewClientWithoutTransport(host string, port ...int) (adbClient Client, err error) {
+	if len(port) == 0 {
+		port = []int{AdbServerPort}
+	}
+	adbClient.host = host
+	adbClient.port = port[0]
+
+	return
+}
+
 func (c Client) ServerVersion() (version int, err error) {
 	var resp string
 	if resp, err = c.executeCommand("host:version"); err != nil {
@@ -73,14 +83,14 @@ func (c Client) DeviceSerialList() (serials []string, err error) {
 	return
 }

-func (c Client) DeviceList() (devices []Device, err error) {
+func (c Client) DeviceList() (devices []*Device, err error) {
 	var resp string
 	if resp, err = c.executeCommand("host:devices-l"); err != nil {
 		return
 	}

 	lines := strings.Split(resp, "\n")
-	devices = make([]Device, 0, len(lines))
+	devices = make([]*Device, 0, len(lines))

 	for i := range lines {
 		line := strings.TrimSpace(lines[i])
@@ -101,7 +111,7 @@ func (c Client) DeviceList() (devices []Device, err error) {
 			key, val := split[0], split[1]
 			mapAttrs[key] = val
 		}
-		devices = append(devices, Device{adbClient: c, serial: fields[0], attrs: mapAttrs})
+		devices = append(devices, &Device{adbClient: c, serial: fields[0], attrs: mapAttrs})
 	}

 	return
--- a/hrp/pkg/gadb/client_test.go
+++ b/hrp/pkg/gadb/client_test.go
@@ -3,6 +3,7 @@
 package gadb

 import (
+	"io/ioutil"
 	"testing"
 )

@@ -127,3 +128,22 @@ func TestClient_KillServer(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestScreenCap(t *testing.T) {
+	adbClient, err := NewClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	dl, err := adbClient.DeviceList()
+	if err != nil {
+		t.Error(err)
+	}
+	d := dl[0]
+	res, err := d.ScreenCap()
+	if err != nil {
+		t.Error(err)
+	}
+	t.Log(len(res))
+	ioutil.WriteFile("/tmp/1.png", res, 0o644)
+}
--- a/hrp/pkg/gadb/device.go
+++ b/hrp/pkg/gadb/device.go
@@ -1,6 +1,8 @@
 package gadb

 import (
+	"bytes"
+	"encoding/binary"
 	"errors"
 	"fmt"
 	"io"
@@ -9,6 +11,8 @@ import (
 	"time"

 	"github.com/rs/zerolog/log"
+
+	"github.com/httprunner/httprunner/v4/hrp/internal/builtin"
 )

 type DeviceFileInfo struct {
@@ -48,9 +52,10 @@ func deviceStateConv(k string) (deviceState DeviceState) {
 }

 type DeviceForward struct {
-	Serial string
-	Local  string
-	Remote string
+	Serial  string
+	Local   string
+	Remote  string
+	Reverse bool
 	// LocalProtocol string
 	// RemoteProtocol string
 }
@@ -59,51 +64,92 @@ type Device struct {
 	adbClient Client
 	serial    string
 	attrs     map[string]string
+	feat      Features
 }

-func (d Device) Product() string {
+func (d *Device) HasFeature(name Feature) bool {
+	feats, err := d.GetFeatures()
+	if err != nil || len(feats) == 0 {
+		return false
+	}
+	return feats.HasFeature(name)
+}
+
+func (d *Device) GetFeatures() (features Features, err error) {
+	if len(d.feat) > 0 {
+		return d.feat, nil
+	}
+	return d.features()
+}
+
+func (d *Device) features() (features Features, err error) {
+	res, err := d.executeCommand("host:features")
+	if err != nil {
+		return nil, err
+	}
+	if len(res) > 4 {
+		// stip hash
+		res = res[4:]
+	}
+	fs := strings.Split(string(res), ",")
+	features = make(Features, len(fs))
+	for _, f := range fs {
+		features[Feature(f)] = struct{}{}
+	}
+	d.feat = features
+	return features, nil
+}
+
+func (d *Device) Product() string {
 	return d.attrs["product"]
 }

-func (d Device) Model() string {
+func (d *Device) Model() string {
 	return d.attrs["model"]
 }

-func (d Device) Usb() string {
+func (d *Device) Usb() string {
 	return d.attrs["usb"]
 }

-func (d Device) transportId() string {
+func (d *Device) transportId() string {
 	return d.attrs["transport_id"]
 }

-func (d Device) DeviceInfo() map[string]string {
+func (d *Device) DeviceInfo() map[string]string {
 	return d.attrs
 }

-func (d Device) Serial() string {
+func (d *Device) Serial() string {
 	// 	resp, err := d.adbClient.executeCommand(fmt.Sprintf("host-serial:%s:get-serialno", d.serial))
 	return d.serial
 }

-func (d Device) IsUsb() bool {
+func (d *Device) IsUsb() bool {
 	return d.Usb() != ""
 }

-func (d Device) State() (DeviceState, error) {
+func (d *Device) State() (DeviceState, error) {
 	resp, err := d.adbClient.executeCommand(fmt.Sprintf("host-serial:%s:get-state", d.serial))
 	return deviceStateConv(resp), err
 }

-func (d Device) DevicePath() (string, error) {
+func (d *Device) DevicePath() (string, error) {
 	resp, err := d.adbClient.executeCommand(fmt.Sprintf("host-serial:%s:get-devpath", d.serial))
 	return resp, err
 }

-func (d Device) Forward(localPort, remotePort int, noRebind ...bool) (err error) {
+func (d *Device) Forward(localPort int, remoteInterface interface{}, noRebind ...bool) (err error) {
 	command := ""
+	var remote string
 	local := fmt.Sprintf("tcp:%d", localPort)
-	remote := fmt.Sprintf("tcp:%d", remotePort)
+	switch r := remoteInterface.(type) {
+	// for unix sockets
+	case string:
+		remote = r
+	case int:
+		remote = fmt.Sprintf("tcp:%d", r)
+	}

 	if len(noRebind) != 0 && noRebind[0] {
 		command = fmt.Sprintf("host-serial:%s:forward:norebind:%s;%s", d.serial, local, remote)
@@ -115,7 +161,7 @@ func (d Device) Forward(localPort, remotePort int, noRebind ...bool) (err error)
 	return
 }

-func (d Device) ForwardList() (deviceForwardList []DeviceForward, err error) {
+func (d *Device) ForwardList() (deviceForwardList []DeviceForward, err error) {
 	var forwardList []DeviceForward
 	if forwardList, err = d.adbClient.ForwardList(); err != nil {
 		return nil, err
@@ -131,18 +177,80 @@ func (d Device) ForwardList() (deviceForwardList []DeviceForward, err error) {
 	return
 }

-func (d Device) ForwardKill(localPort int) (err error) {
+func (d *Device) ForwardKill(localPort int) (err error) {
 	local := fmt.Sprintf("tcp:%d", localPort)
 	_, err = d.adbClient.executeCommand(fmt.Sprintf("host-serial:%s:killforward:%s", d.serial, local), true)
 	return
 }

-func (d Device) RunShellCommand(cmd string, args ...string) (string, error) {
+func (d *Device) ReverseForward(localPort int, remoteInterface interface{}, noRebind ...bool) (err error) {
+	var command string
+	var remote string
+	local := fmt.Sprintf("tcp:%d", localPort)
+	switch r := remoteInterface.(type) {
+	// for unix sockets
+	case string:
+		remote = r
+	case int:
+		remote = fmt.Sprintf("tcp:%d", r)
+	}
+
+	if len(noRebind) != 0 && noRebind[0] {
+		command = fmt.Sprintf("reverse:forward:norebind:%s;%s", remote, local)
+	} else {
+		command = fmt.Sprintf("reverse:forward:%s;%s", remote, local)
+	}
+	_, err = d.executeCommand(command, true)
+	return
+}
+
+func (d *Device) ReverseForwardList() (deviceForwardList []DeviceForward, err error) {
+	res, err := d.executeCommand("reverse:list-forward")
+	if err != nil {
+		return nil, err
+	}
+	resStr := string(res)
+	lines := strings.Split(resStr, "\n")
+	for _, line := range lines {
+		groups := strings.Split(line, " ")
+		if len(groups) == 3 {
+			deviceForwardList = append(deviceForwardList, DeviceForward{
+				Reverse: true,
+				Serial:  d.serial,
+				Remote:  groups[1],
+				Local:   groups[2],
+			})
+		}
+	}
+	return
+}
+
+func (d *Device) ReverseForwardKill(remoteInterface interface{}) error {
+	remote := ""
+	switch r := remoteInterface.(type) {
+	case string:
+		remote = r
+	case int:
+		remote = fmt.Sprintf("tcp:%d", r)
+	}
+	_, err := d.executeCommand(fmt.Sprintf("reverse:killforward:%s", remote), true)
+	return err
+}
+
+func (d *Device) ReverseForwardKillAll() error {
+	_, err := d.executeCommand("reverse:killforward-all")
+	return err
+}
+
+func (d *Device) RunShellCommand(cmd string, args ...string) (string, error) {
 	raw, err := d.RunShellCommandWithBytes(cmd, args...)
 	return string(raw), err
 }

-func (d Device) RunShellCommandWithBytes(cmd string, args ...string) ([]byte, error) {
+func (d *Device) RunShellCommandWithBytes(cmd string, args ...string) ([]byte, error) {
+	if d.HasFeature(FeatShellV2) {
+		return d.RunShellCommandV2WithBytes(cmd, args...)
+	}
 	if len(args) > 0 {
 		cmd = fmt.Sprintf("%s %s", cmd, strings.Join(args, " "))
 	}
@@ -156,7 +264,86 @@ func (d Device) RunShellCommandWithBytes(cmd string, args ...string) ([]byte, er
 	return raw, err
 }

-func (d Device) EnableAdbOverTCP(port ...int) (err error) {
+func (d *Device) RunShellCommandV2(cmd string, args ...string) (string, error) {
+	raw, err := d.RunShellCommandV2WithBytes(cmd, args...)
+	return string(raw), err
+}
+
+// RunShellCommandV2WithBytes shell v2, 支持后台运行而不会阻断
+func (d *Device) RunShellCommandV2WithBytes(cmd string, args ...string) ([]byte, error) {
+	if len(args) > 0 {
+		cmd = fmt.Sprintf("%s %s", cmd, strings.Join(args, " "))
+	}
+	if strings.TrimSpace(cmd) == "" {
+		return nil, errors.New("adb shell: command cannot be empty")
+	}
+	log.Debug().Str("cmd",
+		fmt.Sprintf("adb -s %s shell %s", d.serial, cmd)).
+		Msg("run adb command in v2")
+	raw, err := d.executeCommand(fmt.Sprintf("shell,v2,raw:%s", cmd))
+	if err != nil {
+		return raw, err
+	}
+	return d.parseV2CommandWithBytes(raw)
+}
+
+func (d *Device) parseV2CommandWithBytes(input []byte) (res []byte, err error) {
+	if len(input) == 0 {
+		return input, nil
+	}
+	reader := bytes.NewReader(input)
+	sizeBuf := make([]byte, 4)
+	var (
+		resBuf   []byte
+		exitCode int
+	)
+loop:
+	for {
+		msgCode, err := reader.ReadByte()
+		if err != nil {
+			return input, err
+		}
+		switch msgCode {
+		case 0x01, 0x02: // STDOUT, STDERR
+			_, err = io.ReadFull(reader, sizeBuf)
+			if err != nil {
+				return input, err
+			}
+			size := binary.LittleEndian.Uint32(sizeBuf)
+			if cap(resBuf) < int(size) {
+				resBuf = make([]byte, int(size))
+			}
+			_, err = io.ReadFull(reader, resBuf[:size])
+			if err != nil {
+				return input, err
+			}
+			res = append(res, resBuf[:size]...)
+		case 0x03: // EXIT
+			_, err = io.ReadFull(reader, sizeBuf)
+			if err != nil {
+				return input, err
+			}
+			size := binary.LittleEndian.Uint32(sizeBuf)
+			if cap(resBuf) < int(size) {
+				resBuf = make([]byte, int(size))
+			}
+			ec, err := reader.ReadByte()
+			if err != nil {
+				return input, err
+			}
+			exitCode = int(ec)
+			break loop
+		default:
+			return input, nil
+		}
+	}
+	if exitCode != 0 {
+		return nil, errors.New(string(res))
+	}
+	return res, nil
+}
+
+func (d *Device) EnableAdbOverTCP(port ...int) (err error) {
 	if len(port) == 0 {
 		port = []int{AdbDaemonPort}
 	}
@@ -168,7 +355,7 @@ func (d Device) EnableAdbOverTCP(port ...int) (err error) {
 	return
 }

-func (d Device) createDeviceTransport() (tp transport, err error) {
+func (d *Device) createDeviceTransport() (tp transport, err error) {
 	if tp, err = newTransport(fmt.Sprintf("%s:%d", d.adbClient.host, d.adbClient.port)); err != nil {
 		return transport{}, err
 	}
@@ -180,7 +367,7 @@ func (d Device) createDeviceTransport() (tp transport, err error) {
 	return
 }

-func (d Device) executeCommand(command string, onlyVerifyResponse ...bool) (raw []byte, err error) {
+func (d *Device) executeCommand(command string, onlyVerifyResponse ...bool) (raw []byte, err error) {
 	if len(onlyVerifyResponse) == 0 {
 		onlyVerifyResponse = []bool{false}
 	}
@@ -207,7 +394,7 @@ func (d Device) executeCommand(command string, onlyVerifyResponse ...bool) (raw
 	return
 }

-func (d Device) List(remotePath string) (devFileInfos []DeviceFileInfo, err error) {
+func (d *Device) List(remotePath string) (devFileInfos []DeviceFileInfo, err error) {
 	var tp transport
 	if tp, err = d.createDeviceTransport(); err != nil {
 		return nil, err
@@ -237,7 +424,7 @@ func (d Device) List(remotePath string) (devFileInfos []DeviceFileInfo, err erro
 	return
 }

-func (d Device) PushFile(local *os.File, remotePath string, modification ...time.Time) (err error) {
+func (d *Device) PushFile(local *os.File, remotePath string, modification ...time.Time) (err error) {
 	if len(modification) == 0 {
 		var stat os.FileInfo
 		if stat, err = local.Stat(); err != nil {
@@ -249,7 +436,7 @@ func (d Device) PushFile(local *os.File, remotePath string, modification ...time
 	return d.Push(local, remotePath, modification[0], DefaultFileMode)
 }

-func (d Device) Push(source io.Reader, remotePath string, modification time.Time, mode ...os.FileMode) (err error) {
+func (d *Device) Push(source io.Reader, remotePath string, modification time.Time, mode ...os.FileMode) (err error) {
 	if len(mode) == 0 {
 		mode = []os.FileMode{DefaultFileMode}
 	}
@@ -285,7 +472,7 @@ func (d Device) Push(source io.Reader, remotePath string, modification time.Time
 	return
 }

-func (d Device) Pull(remotePath string, dest io.Writer) (err error) {
+func (d *Device) Pull(remotePath string, dest io.Writer) (err error) {
 	var tp transport
 	if tp, err = d.createDeviceTransport(); err != nil {
 		return err
@@ -305,3 +492,102 @@ func (d Device) Pull(remotePath string, dest io.Writer) (err error) {
 	err = sync.WriteStream(dest)
 	return
 }
+
+func (d *Device) installViaABBExec(apk io.ReadSeeker) (raw []byte, err error) {
+	var (
+		tp       transport
+		filesize int64
+	)
+	filesize, err = apk.Seek(0, io.SeekEnd)
+	if err != nil {
+		return nil, err
+	}
+	if tp, err = d.createDeviceTransport(); err != nil {
+		return nil, err
+	}
+	defer func() { _ = tp.Close() }()
+	if err = tp.Send(fmt.Sprintf("abb_exec:package\x00install\x00-t\x00-S\x00%d", filesize)); err != nil {
+		return nil, err
+	}
+
+	if err = tp.VerifyResponse(); err != nil {
+		return nil, err
+	}
+	_, err = apk.Seek(0, io.SeekStart)
+	if err != nil {
+		return nil, err
+	}
+	_, err = io.Copy(tp.Conn(), apk)
+	if err != nil {
+		return nil, err
+	}
+	raw, err = tp.ReadBytesAll()
+	return
+}
+
+func (d *Device) InstallAPK(apk io.ReadSeeker) (string, error) {
+	haserr := func(ret string) bool {
+		return strings.Contains(ret, "Failure")
+	}
+	if d.HasFeature(FeatAbbExec) {
+		raw, err := d.installViaABBExec(apk)
+		if err != nil {
+			return "", fmt.Errorf("error installing: %v", err)
+		}
+		if haserr(string(raw)) {
+			return "", errors.New(string(raw))
+		}
+		return string(raw), err
+	}
+
+	remote := fmt.Sprintf("/data/local/tmp/%s.apk", builtin.GenNameWithTimestamp("gadb_remote_%d"))
+	err := d.Push(apk, remote, time.Now())
+	if err != nil {
+		return "", fmt.Errorf("error pushing: %v", err)
+	}
+
+	res, err := d.RunShellCommand("pm", "install", "-f", remote)
+	if err != nil {
+		return "", fmt.Errorf("error installing: %v", err)
+	}
+	if haserr(res) {
+		return "", errors.New(res)
+	}
+
+	return res, nil
+}
+
+func (d *Device) Uninstall(packageName string, keepData ...bool) (string, error) {
+	if len(keepData) == 0 {
+		keepData = []bool{false}
+	}
+	packageName = strings.ReplaceAll(packageName, " ", "")
+	if len(packageName) == 0 {
+		return "", fmt.Errorf("invalid package name")
+	}
+	args := []string{"uninstall"}
+	if keepData[0] {
+		args = append(args, "-k")
+	}
+	args = append(args, packageName)
+	return d.RunShellCommandV2("pm", args...)
+}
+
+func (d *Device) ScreenCap() ([]byte, error) {
+	if d.HasFeature(FeatShellV2) {
+		return d.RunShellCommandV2WithBytes("screencap", "-p")
+	}
+
+	// for shell v1, screenshot buffer maybe truncated
+	// thus we firstly save it to local file and then pull it
+	tempPath := fmt.Sprintf("/data/local/tmp/screenshot_%d.png",
+		time.Now().Unix())
+	_, err := d.RunShellCommandWithBytes("screencap", "-p", tempPath)
+	if err != nil {
+		return nil, err
+	}
+
+	buffer := bytes.NewBuffer(nil)
+	err = d.Pull(tempPath, buffer)
+	return buffer.Bytes(), err
+}
--- a/hrp/pkg/gadb/device_test.go
+++ b/hrp/pkg/gadb/device_test.go
@@ -6,6 +6,7 @@ import (
 	"bytes"
 	"io/ioutil"
 	"os"
+	"reflect"
 	"strings"
 	"testing"
 	"time"
@@ -145,6 +146,42 @@ func TestDevice_Forward(t *testing.T) {
 	}
 }

+func TestDevice_ReverseForward(t *testing.T) {
+	adbClient, err := NewClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	devices, err := adbClient.DeviceList()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	localPort := 5005
+	err = devices[0].ReverseForward(localPort, "localabstract:scrcpy")
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = devices[0].ReverseForward(localPort, "localabstract:scrcpy1")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	_, err = devices[0].ReverseForwardList()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = devices[0].ReverseForwardKill("localabstract:scrcpy1")
+	if err != nil {
+		t.Fatal(err)
+	}
+	err = devices[0].ReverseForwardKillAll()
+	if err != nil {
+		t.Fatal(err)
+	}
+}
+
 func TestDevice_ForwardList(t *testing.T) {
 	adbClient, err := NewClient()
 	if err != nil {
@@ -314,3 +351,94 @@ func TestDevice_Pull(t *testing.T) {
 		t.Fatal(err)
 	}
 }
+
+func TestDevice_RunShellCommandBackgroundWithBytes(t *testing.T) {
+	type fields struct {
+		adbClient Client
+		serial    string
+		attrs     map[string]string
+	}
+	type args struct {
+		cmd  string
+		args []string
+	}
+	tests := []struct {
+		name    string
+		fields  fields
+		args    args
+		want    []byte
+		wantErr bool
+	}{
+		{
+			name: "runShellCommandBackground",
+			fields: fields{
+				adbClient: func() Client {
+					c, _ := NewClient()
+					return c
+				}(),
+				serial: "63c1ee94",
+			},
+			args: args{
+				cmd: "nohup sleep 10 2>/dev/null 1>/dev/null &",
+				// cmd:  "sleep 10",
+
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			d := Device{
+				adbClient: tt.fields.adbClient,
+				serial:    tt.fields.serial,
+				attrs:     tt.fields.attrs,
+			}
+			got, err := d.RunShellCommandV2WithBytes(tt.args.cmd, tt.args.args...)
+			if (err != nil) != tt.wantErr {
+				t.Errorf("Device.RunShellCommandBackgroundWithBytes() error = %v, wantErr %v", err, tt.wantErr)
+				return
+			}
+			if !reflect.DeepEqual(got, tt.want) {
+				t.Errorf("Device.RunShellCommandBackgroundWithBytes() = %v, want %v", got, tt.want)
+			}
+		})
+	}
+}
+
+func TestDevice_InstallAPK(t *testing.T) {
+	apk, _ := os.Open("test.apk")
+	adbClient, err := NewClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	devices, err := adbClient.DeviceList()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	dev := devices[len(devices)-1]
+	dev = devices[0]
+
+	res, err := dev.InstallAPK(apk)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(res)
+}
+
+func TestDevice_HasFeature(t *testing.T) {
+	adbClient, err := NewClient()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	devices, err := adbClient.DeviceList()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	dev := devices[len(devices)-1]
+	dev = devices[0]
+
+	t.Log(dev.GetFeatures())
+}
--- a/hrp/pkg/gadb/features.go
+++ b/hrp/pkg/gadb/features.go
@@ -0,0 +1,26 @@
+package gadb
+
+type (
+	Feature  string
+	Features map[Feature]struct{}
+)
+
+var (
+	FeatSendrecvV2Brotli          = Feature("sendrecv_v2_brotli")
+	FeatRemountShell              = Feature("remount_shell")
+	FeatSendrecvV2                = Feature("sendrecv_v2")
+	FeatAbbExec                   = Feature("abb_exec")
+	FeatFixedPushMkdir            = Feature("fixed_push_mkdir")
+	FeatFixedPushSymlinkTimestamp = Feature("fixed_push_symlink_timestamp")
+	FeatAbb                       = Feature("abb")
+	FeatShellV2                   = Feature("shell_v2")
+	FeatCmd                       = Feature("cmd")
+	FeatLsV2                      = Feature("ls_v2")
+	FeatApex                      = Feature("apex")
+	FeatStatV2                    = Feature("stat_v2")
+)
+
+func (fs Features) HasFeature(name Feature) bool {
+	_, has := fs[name]
+	return has
+}
--- a/hrp/pkg/gadb/sync_transport.go
+++ b/hrp/pkg/gadb/sync_transport.go
@@ -250,5 +250,6 @@ func (sync syncTransport) Close() (err error) {
 	if sync.sock == nil {
 		return nil
 	}
+	_ = DisableTimeWait(sync.sock.(*net.TCPConn))
 	return sync.sock.Close()
 }
--- a/hrp/pkg/gadb/transport.go
+++ b/hrp/pkg/gadb/transport.go
@@ -37,6 +37,14 @@ func (t transport) Send(command string) (err error) {
 	return _send(t.sock, []byte(msg))
 }

+func (t transport) SendBytes(b []byte) (err error) {
+	return _send(t.sock, b)
+}
+
+func (t transport) Conn() net.Conn {
+	return t.sock
+}
+
 func (t transport) VerifyResponse() (err error) {
 	var status string
 	if status, err = t.ReadStringN(4); err != nil {
@@ -103,6 +111,7 @@ func (t transport) Close() (err error) {
 	if t.sock == nil {
 		return nil
 	}
+	_ = DisableTimeWait(t.sock.(*net.TCPConn))
 	return t.sock.Close()
 }

--- a/hrp/pkg/gadb/transport_test.go
+++ b/hrp/pkg/gadb/transport_test.go
@@ -13,7 +13,6 @@ func Test_transport_VerifyResponse(t *testing.T) {
 	}
 	defer transport.Close()

-	// err = transport.Send("host:123version")
 	err = transport.Send("host:version")
 	if err != nil {
 		t.Fatal(err)
--- a/hrp/pkg/gadb/utils.go
+++ b/hrp/pkg/gadb/utils.go
@@ -0,0 +1,9 @@
+package gadb
+
+import (
+	"net"
+)
+
+func DisableTimeWait(conn *net.TCPConn) error {
+	return conn.SetLinger(0)
+}
--- a/hrp/pkg/uixt/android_adb_driver.go
+++ b/hrp/pkg/uixt/android_adb_driver.go
@@ -17,7 +17,7 @@ import (
 type adbDriver struct {
 	Driver

-	adbClient gadb.Device
+	adbClient *gadb.Device
 	logcat    *AdbLogcat
 }

@@ -153,11 +153,11 @@ func (ad *adbDriver) PressKeyCode(keyCode KeyCode, metaState KeyMeta) (err error
 	return
 }

-func (ad *adbDriver) AppLaunch(bundleId string) (err error) {
+func (ad *adbDriver) AppLaunch(packageName string) (err error) {
 	// 不指定 Activity 名称启动（启动主 Activity）
 	// adb shell monkey -p <packagename> -c android.intent.category.LAUNCHER 1
 	sOutput, err := ad.adbClient.RunShellCommand(
-		"monkey", "-p", bundleId, "-c", "android.intent.category.LAUNCHER", "1",
+		"monkey", "-p", packageName, "-c", "android.intent.category.LAUNCHER", "1",
 	)
 	if err != nil {
 		return err
@@ -165,14 +165,22 @@ func (ad *adbDriver) AppLaunch(bundleId string) (err error) {
 	if strings.Contains(sOutput, "monkey aborted") {
 		return fmt.Errorf("app launch: %s", strings.TrimSpace(sOutput))
 	}
+	ad.lastLaunchedPackageName = packageName
 	return nil
 }

-func (ad *adbDriver) AppTerminate(bundleId string) (successful bool, err error) {
+func (ad *adbDriver) AppTerminate(packageName string) (successful bool, err error) {
 	// 强制停止应用，停止 <packagename> 相关的进程
 	// adb shell am force-stop <packagename>
-	_, err = ad.adbClient.RunShellCommand("am", "force-stop", bundleId)
-	return err == nil, err
+	_, err = ad.adbClient.RunShellCommand("am", "force-stop", packageName)
+	if err != nil {
+		return false, err
+	}
+
+	if ad.lastLaunchedPackageName == packageName {
+		ad.lastLaunchedPackageName = "" // reset last launched package name
+	}
+	return true, nil
 }

 func (ad *adbDriver) Tap(x, y int, options ...DataOption) error {
@@ -180,6 +188,13 @@ func (ad *adbDriver) Tap(x, y int, options ...DataOption) error {
 }

 func (ad *adbDriver) TapFloat(x, y float64, options ...DataOption) (err error) {
+	dataOptions := NewDataOptions(options...)
+
+	if len(dataOptions.Offset) == 2 {
+		x += float64(dataOptions.Offset[0])
+		y += float64(dataOptions.Offset[1])
+	}
+
 	// adb shell input tap x y
 	_, err = ad.adbClient.RunShellCommand(
 		"input", "tap", fmt.Sprintf("%.1f", x), fmt.Sprintf("%.1f", y))
@@ -273,9 +288,7 @@ func (ad *adbDriver) SetRotation(rotation Rotation) (err error) {

 func (ad *adbDriver) Screenshot() (raw *bytes.Buffer, err error) {
 	// adb shell screencap -p
-	resp, err := ad.adbClient.RunShellCommandWithBytes(
-		"screencap", "-p",
-	)
+	resp, err := ad.adbClient.ScreenCap()
 	if err == nil {
 		return bytes.NewBuffer(resp), nil
 	}
@@ -314,6 +327,13 @@ func (ad *adbDriver) IsHealthy() (healthy bool, err error) {

 func (ad *adbDriver) StartCaptureLog(identifier ...string) (err error) {
 	log.Info().Msg("start adb log recording")
+
+	// clear logcat
+	if _, err = ad.adbClient.RunShellCommand("logcat", "-c"); err != nil {
+		return err
+	}
+
+	// start logcat
 	err = ad.logcat.CatchLogcat()
 	if err != nil {
 		err = errors.Wrap(code.AndroidCaptureLogError,
@@ -335,3 +355,35 @@ func (ad *adbDriver) StopCaptureLog() (result interface{}, err error) {
 	content := ad.logcat.logBuffer.String()
 	return ConvertPoints(content), nil
 }
+
+func (ad *adbDriver) GetLastLaunchedApp() (packageName string) {
+	return ad.lastLaunchedPackageName
+}
+
+func (ad *adbDriver) IsAppInForeground(packageName string) (bool, error) {
+	if packageName == "" {
+		return false, errors.New("package name is not given")
+	}
+
+	// adb shell dumpsys activity activities | grep mResumedActivity
+	output, err := ad.adbClient.RunShellCommand("dumpsys", "activity", "activities")
+	if err != nil {
+		log.Error().Err(err).Msg("failed to dumpsys activities")
+		return false, err
+	}
+
+	lines := strings.Split(string(output), "\n")
+	isInForeground := false
+
+	for _, line := range lines {
+		trimmedLine := strings.TrimSpace(line)
+		if strings.HasPrefix(trimmedLine, "mResumedActivity:") {
+			if strings.Contains(trimmedLine, packageName) {
+				isInForeground = true
+			}
+			break
+		}
+	}
+
+	return isInForeground, nil
+}
--- a/hrp/pkg/uixt/android_device.go
+++ b/hrp/pkg/uixt/android_device.go
@@ -81,15 +81,6 @@ func GetAndroidDeviceOptions(dev *AndroidDevice) (deviceOptions []AndroidDeviceO
 // uiautomator2 server must be started before
 // adb shell am instrument -w io.appium.uiautomator2.server.test/androidx.test.runner.AndroidJUnitRunner
 func NewAndroidDevice(options ...AndroidDeviceOption) (device *AndroidDevice, err error) {
-	deviceList, err := DeviceList()
-	if err != nil {
-		return nil, errors.Wrap(code.AndroidDeviceConnectionError,
-			fmt.Sprintf("get attached devices failed: %v", err))
-	} else if len(deviceList) == 0 {
-		return nil, errors.Wrap(code.AndroidDeviceConnectionError,
-			"not attached device found")
-	}
-
 	device = &AndroidDevice{
 		UIA2IP:   UIA2ServerHost,
 		UIA2Port: UIA2ServerPort,
@@ -98,34 +89,56 @@ func NewAndroidDevice(options ...AndroidDeviceOption) (device *AndroidDevice, er
 		option(device)
 	}

-	serialNumber := device.SerialNumber
-	for _, dev := range deviceList {
-		// find device by serial number if specified
-		if serialNumber != "" && dev.Serial() != serialNumber {
-			continue
-		}
-
-		device.SerialNumber = dev.Serial()
-		device.d = dev
-		device.logcat = NewAdbLogcat(device.SerialNumber)
-		return device, nil
+	deviceList, err := GetAndroidDevices(device.SerialNumber)
+	if err != nil {
+		return nil, errors.Wrap(code.AndroidDeviceConnectionError, err.Error())
 	}

-	return nil, errors.Wrap(code.AndroidDeviceConnectionError,
-		fmt.Sprintf("device %s not found", device.SerialNumber))
+	dev := deviceList[0]
+	device.SerialNumber = dev.Serial()
+	device.d = dev
+	device.logcat = NewAdbLogcat(device.SerialNumber)
+
+	log.Info().Str("serial", device.SerialNumber).Msg("select android device")
+	return device, nil
 }

-func DeviceList() (devices []gadb.Device, err error) {
+func GetAndroidDevices(serial ...string) (devices []*gadb.Device, err error) {
 	var adbClient gadb.Client
 	if adbClient, err = gadb.NewClientWith(AdbServerHost, AdbServerPort); err != nil {
 		return nil, errors.Wrap(code.AndroidDeviceConnectionError, err.Error())
 	}

-	return adbClient.DeviceList()
+	if devices, err = adbClient.DeviceList(); err != nil {
+		return nil, errors.Wrap(code.AndroidDeviceConnectionError,
+			fmt.Sprintf("list android devices failed: %v", err))
+	}
+
+	var deviceList []*gadb.Device
+	// filter by serial
+	for _, d := range devices {
+		for _, s := range serial {
+			if s != "" && s != d.Serial() {
+				continue
+			}
+			deviceList = append(deviceList, d)
+		}
+	}
+
+	if len(deviceList) == 0 {
+		var err error
+		if serial == nil || (len(serial) == 1 && serial[0] == "") {
+			err = fmt.Errorf("no android device found")
+		} else {
+			err = fmt.Errorf("no android device found for serial %v", serial)
+		}
+		return nil, err
+	}
+	return deviceList, nil
 }

 type AndroidDevice struct {
-	d            gadb.Device
+	d            *gadb.Device
 	logcat       *AdbLogcat
 	SerialNumber string `json:"serial,omitempty" yaml:"serial,omitempty"`
 	UIA2         bool   `json:"uia2,omitempty" yaml:"uia2,omitempty"`           // use uiautomator2
@@ -138,6 +151,10 @@ func (dev *AndroidDevice) UUID() string {
 	return dev.SerialNumber
 }

+func (dev *AndroidDevice) LogEnabled() bool {
+	return dev.LogOn
+}
+
 func (dev *AndroidDevice) NewDriver(capabilities Capabilities) (driverExt *DriverExt, err error) {
 	var driver WebDriver
 	if dev.UIA2 {
@@ -311,12 +328,13 @@ func (l *AdbLogcat) CatchLogcat() (err error) {
 	}

 	// clear logcat
-	if err = myexec.RunCommand("adb", "-s", l.serial, "logcat", "-c"); err != nil {
+	if err = myexec.RunCommand("adb", "-s", l.serial, "shell", "logcat", "-c"); err != nil {
 		return
 	}

 	// start logcat
-	l.cmd = myexec.Command("adb", "-s", l.serial, "logcat", "-v", "time", "-s", "iesqaMonitor:V")
+	l.cmd = myexec.Command("adb", "-s", l.serial,
+		"logcat", "--format", "time", "-s", "iesqaMonitor:V")
 	l.cmd.Stderr = l.logBuffer
 	l.cmd.Stdout = l.logBuffer
 	if err = l.cmd.Start(); err != nil {
@@ -325,7 +343,7 @@ func (l *AdbLogcat) CatchLogcat() (err error) {
 	go func() {
 		<-l.stopping
 		if e := myexec.KillProcessesByGpid(l.cmd); e != nil {
-			l.errs = append(l.errs, fmt.Errorf("kill logcat process err:%v", e))
+			log.Error().Err(e).Msg("kill logcat process failed")
 		}
 		l.done <- struct{}{}
 	}()
--- a/hrp/pkg/uixt/android_test.go
+++ b/hrp/pkg/uixt/android_test.go
@@ -324,7 +324,7 @@ func Test_getFreePort(t *testing.T) {
 }

 func TestDeviceList(t *testing.T) {
-	devices, err := DeviceList()
+	devices, err := GetAndroidDevices()
 	if err != nil {
 		t.Fatal(err)
 	}
@@ -353,6 +353,34 @@ func TestDriver_AppLaunch(t *testing.T) {
 	t.Log(ioutil.WriteFile("s1.png", raw.Bytes(), 0o600))
 }

+func TestDriver_IsAppInForeground(t *testing.T) {
+	device, _ := NewAndroidDevice()
+	driver, err := device.NewDriver(nil)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	err = driver.Driver.AppLaunch("com.android.settings")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	yes, err := driver.Driver.IsAppInForeground(driver.Driver.GetLastLaunchedApp())
+	if err != nil || !yes {
+		t.Fatal(err)
+	}
+
+	_, err = driver.Driver.AppTerminate("com.android.settings")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	yes, err = driver.Driver.IsAppInForeground("com.android.settings")
+	if err != nil || yes {
+		t.Fatal(err)
+	}
+}
+
 func TestDriver_KeepAlive(t *testing.T) {
 	device, _ := NewAndroidDevice()
 	driver, err := device.NewDriver(nil)
--- a/hrp/pkg/uixt/client.go
+++ b/hrp/pkg/uixt/client.go
@@ -20,6 +20,8 @@ type Driver struct {
 	urlPrefix *url.URL
 	sessionId string
 	client    *http.Client
+	// cache the last launched package name
+	lastLaunchedPackageName string
 }

 func (wd *Driver) concatURL(u *url.URL, elem ...string) string {
--- a/hrp/pkg/uixt/ext.go
+++ b/hrp/pkg/uixt/ext.go
@@ -5,8 +5,10 @@ import (
 	"encoding/json"
 	"fmt"
 	"image"
+	"image/gif"
 	"image/jpeg"
 	"image/png"
+	"math/rand"
 	"mime"
 	"mime/multipart"
 	"net/http"
@@ -32,16 +34,22 @@ const (
 	AppStop        MobileMethod = "app_stop"
 	CtlScreenShot  MobileMethod = "screenshot"
 	CtlSleep       MobileMethod = "sleep"
+	CtlSleepRandom MobileMethod = "sleep_random"
 	CtlStartCamera MobileMethod = "camera_start" // alias for app_launch camera
 	CtlStopCamera  MobileMethod = "camera_stop"  // alias for app_terminate camera
 	RecordStart    MobileMethod = "record_start"
 	RecordStop     MobileMethod = "record_stop"

 	// UI validation
-	SelectorName       string = "ui_name"
-	SelectorLabel      string = "ui_label"
-	SelectorOCR        string = "ui_ocr"
-	SelectorImage      string = "ui_image"
+	// selectors
+	SelectorName          string = "ui_name"
+	SelectorLabel         string = "ui_label"
+	SelectorOCR           string = "ui_ocr"
+	SelectorImage         string = "ui_image"
+	SelectorForegroundApp string = "ui_foreground_app"
+	// assertions
+	AssertionEqual     string = "equal"
+	AssertionNotEqual  string = "not_equal"
 	AssertionExists    string = "exists"
 	AssertionNotExists string = "not_exists"

@@ -209,7 +217,7 @@ type DriverExt struct {
 	doneMjpegStream chan bool
 	scale           float64
 	ocrService      OCRService // used to get text from image
-	ScreenShots     []string   // save screenshots path
+	screenShots     []string   // cache screenshot paths

 	CVArgs
 }
@@ -245,7 +253,9 @@ func NewDriverExt(device Device, driver WebDriver) (dExt *DriverExt, err error)
 	return dExt, nil
 }

-func (dExt *DriverExt) takeScreenShot() (raw *bytes.Buffer, err error) {
+// TakeScreenShot takes screenshot and saves image file to $CWD/screenshots/ folder
+// if fileName is empty, it will not save image file and only return raw image data
+func (dExt *DriverExt) TakeScreenShot(fileName ...string) (raw *bytes.Buffer, err error) {
 	// wait for action done
 	time.Sleep(500 * time.Millisecond)

@@ -255,15 +265,34 @@ func (dExt *DriverExt) takeScreenShot() (raw *bytes.Buffer, err error) {
 		return dExt.frame, nil
 	}
 	if raw, err = dExt.Driver.Screenshot(); err != nil {
-		log.Error().Err(err).Msg("takeScreenShot failed")
+		log.Error().Err(err).Msg("capture screenshot data failed")
 		return nil, err
 	}
+
+	// save screenshot to file
+	if len(fileName) > 0 && fileName[0] != "" {
+		path := filepath.Join(env.ScreenShotsPath, fileName[0])
+		path, err := dExt.saveScreenShot(raw, path)
+		if err != nil {
+			log.Error().Err(err).Msg("save screenshot file failed")
+			return nil, err
+		}
+		dExt.screenShots = append(dExt.screenShots, path)
+		log.Info().Str("path", path).Msg("save screenshot file success")
+	}
+
 	return raw, nil
 }

 // saveScreenShot saves image file with file name
-func saveScreenShot(raw *bytes.Buffer, fileName string) (string, error) {
-	img, format, err := image.Decode(raw)
+func (dExt *DriverExt) saveScreenShot(raw *bytes.Buffer, fileName string) (string, error) {
+	// notice: screenshot data is a stream, so we need to copy it to a new buffer
+	copiedBuffer := &bytes.Buffer{}
+	if _, err := copiedBuffer.Write(raw.Bytes()); err != nil {
+		log.Error().Err(err).Msg("copy screenshot buffer failed")
+	}
+
+	img, format, err := image.Decode(copiedBuffer)
 	if err != nil {
 		return "", errors.Wrap(err, "decode screenshot image failed")
 	}
@@ -282,6 +311,8 @@ func saveScreenShot(raw *bytes.Buffer, fileName string) (string, error) {
 		err = png.Encode(file, img)
 	case "jpeg":
 		err = jpeg.Encode(file, img, nil)
+	case "gif":
+		err = gif.Encode(file, img, nil)
 	default:
 		return "", fmt.Errorf("unsupported image format: %s", format)
 	}
@@ -292,19 +323,11 @@ func saveScreenShot(raw *bytes.Buffer, fileName string) (string, error) {
 	return screenshotPath, nil
 }

-// ScreenShot takes screenshot and saves image file to $CWD/screenshots/ folder
-func (dExt *DriverExt) ScreenShot(fileName string) (string, error) {
-	raw, err := dExt.takeScreenShot()
-	if err != nil {
-		return "", errors.Wrap(err, "screenshot failed")
-	}
-
-	fileName = filepath.Join(env.ScreenShotsPath, fileName)
-	path, err := saveScreenShot(raw, fileName)
-	if err != nil {
-		return "", errors.Wrap(err, "save screenshot failed")
-	}
-	return path, nil
+func (dExt *DriverExt) GetScreenShots() []string {
+	defer func() {
+		dExt.screenShots = nil
+	}()
+	return dExt.screenShots
 }

 // isPathExists returns true if path exists, whether path is file or dir
@@ -315,6 +338,10 @@ func isPathExists(path string) bool {
 	return true
 }

+func init() {
+	rand.Seed(time.Now().UnixNano())
+}
+
 func (dExt *DriverExt) FindUIRectInUIKit(search string, options ...DataOption) (x, y, width, height float64, err error) {
 	// click on text, using OCR
 	if !isPathExists(search) {
@@ -340,8 +367,31 @@ func (dExt *DriverExt) IsImageExist(text string) bool {
 	return err == nil
 }

+func (dExt *DriverExt) IsAppInForeground(packageName string) bool {
+	// check if app is in foreground
+	yes, err := dExt.Driver.IsAppInForeground(packageName)
+	if !yes || err != nil {
+		log.Info().Str("packageName", packageName).Msg("app is not in foreground")
+		return false
+	}
+	return true
+}
+
 var errActionNotImplemented = errors.New("UI action not implemented")

+func convertToFloat64(val interface{}) (float64, error) {
+	switch v := val.(type) {
+	case float64:
+		return v, nil
+	case int:
+		return float64(v), nil
+	case int64:
+		return float64(v), nil
+	default:
+		return 0, fmt.Errorf("invalid type for conversion to float64: %T, value: %+v", val, val)
+	}
+}
+
 func (dExt *DriverExt) DoAction(action MobileAction) error {
 	log.Info().Str("method", string(action.Method)).Interface("params", action.Params).Msg("start UI action")

@@ -602,16 +652,59 @@ func (dExt *DriverExt) DoAction(action MobileAction) error {
 			return nil
 		}
 		return fmt.Errorf("invalid sleep params: %v(%T)", action.Params, action.Params)
-	case CtlScreenShot:
-		// take snapshot
-		log.Info().Msg("take snapshot for current screen")
-		screenshotPath, err := dExt.ScreenShot(fmt.Sprintf("screenshot_%d",
-			time.Now().Unix()))
-		if err != nil {
-			return errors.Wrap(err, "take screenshot failed")
+	case CtlSleepRandom:
+		params, ok := action.Params.([]interface{})
+		if !ok {
+			return fmt.Errorf("invalid sleep random params: %v(%T)", action.Params, action.Params)
 		}
-		log.Info().Str("path", screenshotPath).Msg("take screenshot")
-		dExt.ScreenShots = append(dExt.ScreenShots, screenshotPath)
+		// append default weight 1
+		if len(params) == 2 {
+			params = append(params, 1.0)
+		}
+
+		var sections []struct {
+			min, max, weight float64
+		}
+		totalProb := 0.0
+		for i := 0; i+3 <= len(params); i += 3 {
+			min, err := convertToFloat64(params[i])
+			if err != nil {
+				return errors.Wrapf(err, "invalid minimum time: %v", params[i])
+			}
+			max, err := convertToFloat64(params[i+1])
+			if err != nil {
+				return errors.Wrapf(err, "invalid maximum time: %v", params[i+1])
+			}
+			weight, err := convertToFloat64(params[i+2])
+			if err != nil {
+				return errors.Wrapf(err, "invalid weight value: %v", params[i+2])
+			}
+			totalProb += weight
+			sections = append(sections,
+				struct{ min, max, weight float64 }{min, max, weight},
+			)
+		}
+
+		if totalProb == 0 {
+			log.Warn().Msg("total weight is 0, skip sleep")
+			return nil
+		}
+
+		r := rand.Float64()
+		accProb := 0.0
+		for _, s := range sections {
+			accProb += s.weight / totalProb
+			if r < accProb {
+				n := s.min + rand.Float64()*(s.max-s.min)
+				log.Info().Float64("duration", n).Msg("sleep random seconds")
+				time.Sleep(time.Duration(n*1000) * time.Millisecond)
+				return nil
+			}
+		}
+	case CtlScreenShot:
+		// take screenshot
+		log.Info().Msg("take screenshot for current screen")
+		_, err := dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_screenshot"))
 		return err
 	case CtlStartCamera:
 		return dExt.Driver.StartCamera()
@@ -629,18 +722,20 @@ func (dExt *DriverExt) getAbsScope(x1, y1, x2, y2 float64) (int, int, int, int)
 }

 func (dExt *DriverExt) DoValidation(check, assert, expected string, message ...string) bool {
-	var exists bool
-	if assert == AssertionExists {
-		exists = true
+	var exp bool
+	if assert == AssertionExists || assert == AssertionEqual {
+		exp = true
 	} else {
-		exists = false
+		exp = false
 	}
 	var result bool
 	switch check {
 	case SelectorOCR:
-		result = (dExt.IsOCRExist(expected) == exists)
+		result = (dExt.IsOCRExist(expected) == exp)
 	case SelectorImage:
-		result = (dExt.IsImageExist(expected) == exists)
+		result = (dExt.IsImageExist(expected) == exp)
+	case SelectorForegroundApp:
+		result = (dExt.IsAppInForeground(expected) == exp)
 	}

 	if !result {
--- a/hrp/pkg/uixt/interface.go
+++ b/hrp/pkg/uixt/interface.go
@@ -2,7 +2,6 @@ package uixt

 import (
 	"bytes"
-	"fmt"
 	"math"
 	"strings"
 	"time"
@@ -437,7 +436,6 @@ type DataOptions struct {
 	IgnoreNotFoundError bool                   // ignore error if target element not found
 	MaxRetryTimes       int                    // max retry times if target element not found
 	Interval            float64                // interval between retries in seconds
-	ScreenShotFilename  string                 // turn on screenshot and specify file name
 }

 type DataOption func(data *DataOptions)
@@ -514,16 +512,6 @@ func WithDataWaitTime(sec float64) DataOption {
 	}
 }

-func WithScreenShot(fileName ...string) DataOption {
-	return func(data *DataOptions) {
-		if len(fileName) > 0 {
-			data.ScreenShotFilename = fileName[0]
-		} else {
-			data.ScreenShotFilename = fmt.Sprintf("screenshot_%d", time.Now().Unix())
-		}
-	}
-}
-
 func NewDataOptions(options ...DataOption) *DataOptions {
 	dataOptions := &DataOptions{
 		Data: make(map[string]interface{}),
@@ -581,6 +569,7 @@ func NewData(data map[string]interface{}, options ...DataOption) map[string]inte
 // current implemeted device: IOSDevice, AndroidDevice
 type Device interface {
 	UUID() string // ios udid or android serial
+	LogEnabled() bool
 	NewDriver(capabilities Capabilities) (driverExt *DriverExt, err error)

 	StartPerf() error
@@ -626,10 +615,14 @@ type WebDriver interface {

 	// AppLaunch Launch an application with given bundle identifier in scope of current session.
 	// !This method is only available since Xcode9 SDK
-	AppLaunch(bundleId string) error
-	// AppTerminate Terminate an application with the given bundle id.
+	AppLaunch(packageName string) error
+	// AppTerminate Terminate an application with the given pacakge name.
 	// Either `true` if the app has been successfully terminated or `false` if it was not running
-	AppTerminate(bundleId string) (bool, error)
+	AppTerminate(packageName string) (bool, error)
+	// GetLastLaunchedApp returns the package name of the last launched app
+	GetLastLaunchedApp() string
+	// IsAppInForeground returns true if the given package is in foreground
+	IsAppInForeground(packageName string) (bool, error)

 	// StartCamera Starts a new camera for recording
 	StartCamera() error
--- a/hrp/pkg/uixt/ios_device.go
+++ b/hrp/pkg/uixt/ios_device.go
@@ -141,7 +141,7 @@ func WithIOSPcapOptions(options ...gidevice.PcapOption) IOSDeviceOption {
 	}
 }

-func IOSDevices(udid ...string) (devices []gidevice.Device, err error) {
+func GetIOSDevices(udid ...string) (devices []gidevice.Device, err error) {
 	var usbmux gidevice.Usbmux
 	if usbmux, err = gidevice.NewUsbmux(); err != nil {
 		return nil, errors.Wrap(code.IOSDeviceConnectionError,
@@ -168,6 +168,15 @@ func IOSDevices(udid ...string) (devices []gidevice.Device, err error) {
 		}
 	}

+	if len(deviceList) == 0 {
+		var err error
+		if udid == nil || (len(udid) == 1 && udid[0] == "") {
+			err = fmt.Errorf("no ios device found")
+		} else {
+			err = fmt.Errorf("no ios device found for udid %v", udid)
+		}
+		return nil, err
+	}
 	return deviceList, nil
 }

@@ -223,31 +232,27 @@ func NewIOSDevice(options ...IOSDeviceOption) (device *IOSDevice, err error) {
 		option(device)
 	}

-	deviceList, err := IOSDevices(device.UDID)
+	deviceList, err := GetIOSDevices(device.UDID)
 	if err != nil {
-		return nil, err
+		return nil, errors.Wrap(code.IOSDeviceConnectionError, err.Error())
 	}

-	for _, dev := range deviceList {
-		udid := dev.Properties().SerialNumber
-		device.UDID = udid
-		device.d = dev
+	dev := deviceList[0]
+	udid := dev.Properties().SerialNumber
+	device.UDID = udid
+	device.d = dev

-		// run xctest if XCTestBundleID is set
-		if device.XCTestBundleID != "" {
-			_, err = device.RunXCTest(device.XCTestBundleID)
-			if err != nil {
-				log.Error().Err(err).Str("udid", udid).Msg("failed to init XCTest")
-				continue
-			}
+	// run xctest if XCTestBundleID is set
+	if device.XCTestBundleID != "" {
+		_, err = device.RunXCTest(device.XCTestBundleID)
+		if err != nil {
+			log.Error().Err(err).Str("udid", udid).Msg("failed to init XCTest")
+			return
 		}
-
-		log.Info().Str("udid", device.UDID).Msg("select device")
-		return device, nil
 	}

-	return nil, errors.Wrap(code.IOSDeviceConnectionError,
-		fmt.Sprintf("device %s not found", device.UDID))
+	log.Info().Str("udid", device.UDID).Msg("select ios device")
+	return device, nil
 }

 type IOSDevice struct {
@@ -281,6 +286,10 @@ func (dev *IOSDevice) UUID() string {
 	return dev.UDID
 }

+func (dev *IOSDevice) LogEnabled() bool {
+	return dev.LogOn
+}
+
 func (dev *IOSDevice) NewDriver(capabilities Capabilities) (driverExt *DriverExt, err error) {
 	// init WDA driver
 	if capabilities == nil {
--- a/hrp/pkg/uixt/ios_driver.go
+++ b/hrp/pkg/uixt/ios_driver.go
@@ -308,6 +308,9 @@ func (wd *wdaDriver) AppLaunch(bundleId string) (err error) {
 	data := make(map[string]interface{})
 	data["bundleId"] = bundleId
 	_, err = wd.httpPOST(data, "/session", wd.sessionId, "/wda/apps/launch")
+	if err == nil {
+		wd.lastLaunchedPackageName = bundleId
+	}
 	return
 }

@@ -328,6 +331,9 @@ func (wd *wdaDriver) AppTerminate(bundleId string) (successful bool, err error)
 	if successful, err = rawResp.valueConvertToBool(); err != nil {
 		return false, err
 	}
+	if wd.lastLaunchedPackageName == bundleId {
+		wd.lastLaunchedPackageName = "" // reset last launched package name
+	}
 	return
 }

@@ -348,6 +354,14 @@ func (wd *wdaDriver) AppDeactivate(second float64) (err error) {
 	return
 }

+func (wd *wdaDriver) GetLastLaunchedApp() (packageName string) {
+	return wd.lastLaunchedPackageName
+}
+
+func (wd *wdaDriver) IsAppInForeground(packageName string) (bool, error) {
+	return false, errors.New("not implemented")
+}
+
 func (wd *wdaDriver) Tap(x, y int, options ...DataOption) error {
 	return wd.TapFloat(float64(x), float64(y), options...)
 }
--- a/hrp/pkg/uixt/ocr_vedem.go
+++ b/hrp/pkg/uixt/ocr_vedem.go
@@ -93,16 +93,19 @@ func (s *veDEMOCRService) getOCRResult(imageBuf *bytes.Buffer) ([]OCRResult, err
 	// retry 3 times
 	for i := 1; i <= 3; i++ {
 		resp, err = client.Do(req)
-		if err == nil {
-			break
-		}
-
 		var logID string
 		if resp != nil {
 			logID = getLogID(resp.Header)
 		}
+		if err == nil && resp.StatusCode == http.StatusOK {
+			log.Debug().
+				Str("X-TT-LOGID", logID).
+				Int("imageBufSize", size).
+				Msg("request OCR service success")
+			break
+		}
 		log.Error().Err(err).
-			Str("logID", logID).
+			Str("X-TT-LOGID", logID).
 			Int("imageBufSize", size).
 			Msgf("request OCR service failed, retry %d", i)
 		time.Sleep(1 * time.Second)
@@ -172,14 +175,6 @@ func (s *veDEMOCRService) GetTexts(imageBuf *bytes.Buffer, options ...DataOption

 	dataOptions := NewDataOptions(options...)

-	if dataOptions.ScreenShotFilename != "" {
-		path, err := saveScreenShot(imageBuf, dataOptions.ScreenShotFilename)
-		if err != nil {
-			return nil, errors.Wrap(err, "save screenshot failed")
-		}
-		log.Debug().Str("path", path).Msg("save screenshot")
-	}
-
 	for _, ocrResult := range ocrResults {
 		rect := image.Rectangle{
 			// ocrResult.Points 顺序：左上 -> 右上 -> 右下 -> 左下
@@ -310,8 +305,7 @@ type OCRService interface {

 func (dExt *DriverExt) GetTextsByOCR(options ...DataOption) (texts OCRTexts, err error) {
 	var bufSource *bytes.Buffer
-	if bufSource, err = dExt.takeScreenShot(); err != nil {
-		err = fmt.Errorf("takeScreenShot error: %v", err)
+	if bufSource, err = dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_ocr")); err != nil {
 		return
 	}

@@ -326,8 +320,7 @@ func (dExt *DriverExt) GetTextsByOCR(options ...DataOption) (texts OCRTexts, err

 func (dExt *DriverExt) FindTextByOCR(ocrText string, options ...DataOption) (x, y, width, height float64, err error) {
 	var bufSource *bytes.Buffer
-	if bufSource, err = dExt.takeScreenShot(); err != nil {
-		err = fmt.Errorf("takeScreenShot error: %v", err)
+	if bufSource, err = dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_ocr")); err != nil {
 		return
 	}

@@ -345,8 +338,7 @@ func (dExt *DriverExt) FindTextByOCR(ocrText string, options ...DataOption) (x,

 func (dExt *DriverExt) FindTextsByOCR(ocrTexts []string, options ...DataOption) (points [][]float64, err error) {
 	var bufSource *bytes.Buffer
-	if bufSource, err = dExt.takeScreenShot(); err != nil {
-		err = fmt.Errorf("takeScreenShot error: %v", err)
+	if bufSource, err = dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_ocr")); err != nil {
 		return
 	}

--- a/hrp/pkg/uixt/opencv.go
+++ b/hrp/pkg/uixt/opencv.go
@@ -14,6 +14,8 @@ import (

 	"github.com/pkg/errors"
 	"gocv.io/x/gocv"
+
+	"github.com/httprunner/httprunner/v4/hrp/internal/builtin"
 )

 const (
@@ -101,7 +103,7 @@ func (dExt *DriverExt) FindAllImageRect(search string) (rects []image.Rectangle,
 	if bufSearch, err = getBufFromDisk(search); err != nil {
 		return nil, err
 	}
-	if bufSource, err = dExt.takeScreenShot(); err != nil {
+	if bufSource, err = dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_cv")); err != nil {
 		return nil, err
 	}

@@ -116,7 +118,7 @@ func (dExt *DriverExt) FindImageRectInUIKit(imagePath string, options ...DataOpt
 	if bufSearch, err = getBufFromDisk(imagePath); err != nil {
 		return 0, 0, 0, 0, err
 	}
-	if bufSource, err = dExt.takeScreenShot(); err != nil {
+	if bufSource, err = dExt.TakeScreenShot(builtin.GenNameWithTimestamp("step_%d_cv")); err != nil {
 		return 0, 0, 0, 0, err
 	}

--- a/hrp/plugin.go
+++ b/hrp/plugin.go
@@ -29,7 +29,10 @@ const (

 const projectInfoFile = "proj.json" // used for ensuring root project

-var pluginMap = sync.Map{} // used for reusing plugin instance
+var (
+	pluginMap   sync.Map // used for reusing plugin instance
+	pluginMutex sync.RWMutex
+)

 func initPlugin(path, venv string, logOn bool) (plugin funplugin.IPlugin, err error) {
 	// plugin file not found
@@ -42,6 +45,9 @@ func initPlugin(path, venv string, logOn bool) (plugin funplugin.IPlugin, err er
 		return nil, nil
 	}

+	pluginMutex.Lock()
+	defer pluginMutex.Unlock()
+
 	// reuse plugin instance if it already initialized
 	if p, ok := pluginMap.Load(pluginPath); ok {
 		return p.(funplugin.IPlugin), nil
--- a/hrp/runner.go
+++ b/hrp/runner.go
@@ -386,7 +386,7 @@ func (r *CaseRunner) parseConfig() error {
 	r.parsedConfig.WebSocketSetting.checkWebSocket()

 	// parse testcase config parameters
-	parametersIterator, err := initParametersIterator(r.parsedConfig)
+	parametersIterator, err := r.parser.initParametersIterator(r.parsedConfig)
 	if err != nil {
 		log.Error().Err(err).
 			Interface("parameters", r.parsedConfig.Parameters).
@@ -461,6 +461,7 @@ type SessionRunner struct {
 	startTime         time.Time                  // record start time of the testcase
 	summary           *TestCaseSummary           // record test case summary
 	wsConnMap         map[string]*websocket.Conn // save all websocket connections
+	inheritWsConnMap  map[string]*websocket.Conn // inherit all websocket connections
 	pongResponseChan  chan string                // channel used to receive pong response message
 	closeResponseChan chan *wsCloseRespObject    // channel used to receive close response message
 }
@@ -472,22 +473,36 @@ func (r *SessionRunner) resetSession() {
 	r.startTime = time.Now()
 	r.summary = newSummary()
 	r.wsConnMap = make(map[string]*websocket.Conn)
+	r.inheritWsConnMap = make(map[string]*websocket.Conn)
 	r.pongResponseChan = make(chan string, 1)
 	r.closeResponseChan = make(chan *wsCloseRespObject, 1)
 }

+func (r *SessionRunner) inheritConnection(src *SessionRunner) {
+	log.Info().Msg("inherit session runner")
+	r.inheritWsConnMap = make(map[string]*websocket.Conn, len(src.wsConnMap)+len(src.inheritWsConnMap))
+	for k, v := range src.wsConnMap {
+		r.inheritWsConnMap[k] = v
+	}
+	for k, v := range src.inheritWsConnMap {
+		r.inheritWsConnMap[k] = v
+	}
+}
+
 // Start runs the test steps in sequential order.
 // givenVars is used for data driven
 func (r *SessionRunner) Start(givenVars map[string]interface{}) error {
 	config := r.caseRunner.testCase.Config
 	log.Info().Str("testcase", config.Name).Msg("run testcase start")

-	// reset session runner
-	r.resetSession()
-
 	// update config variables with given variables
 	r.InitWithParameters(givenVars)

+	defer func() {
+		// close session resource after all steps done or fast fail
+		r.releaseResources()
+	}()
+
 	// run step in sequential order
 	for _, step := range r.caseRunner.testCase.TestSteps {
 		// TODO: parse step struct
@@ -524,17 +539,7 @@ func (r *SessionRunner) Start(givenVars map[string]interface{}) error {
 			stepResult, err = step.Run(r)
 			stepResult.Name = stepName + loopIndex

-			// update summary
-			r.summary.Records = append(r.summary.Records, stepResult)
-		}
-
-		r.summary.Stat.Total += 1
-		if stepResult.Success {
-			r.summary.Stat.Successes += 1
-		} else {
-			r.summary.Stat.Failures += 1
-			// update summary result to failed
-			r.summary.Success = false
+			r.updateSummary(stepResult)
 		}

 		// update extracted variables
@@ -559,23 +564,10 @@ func (r *SessionRunner) Start(givenVars map[string]interface{}) error {

 		// check if failfast
 		if r.caseRunner.hrpRunner.failfast {
-			return errors.New("abort running due to failfast setting")
+			return errors.Wrap(err, "abort running due to failfast setting")
 		}
 	}

-	// close websocket connection after all steps done
-	defer func() {
-		for _, wsConn := range r.wsConnMap {
-			if wsConn != nil {
-				log.Info().Str("testcase", config.Name).Msg("websocket disconnected")
-				err := wsConn.Close()
-				if err != nil {
-					log.Error().Err(err).Msg("websocket disconnection failed")
-				}
-			}
-		}
-	}()
-
 	log.Info().Str("testcase", config.Name).Msg("run testcase end")
 	return nil
 }
@@ -625,13 +617,16 @@ func (r *SessionRunner) GetSummary() (*TestCaseSummary, error) {

 	for uuid, client := range r.caseRunner.hrpRunner.uiClients {
 		// add WDA/UIA logs to summary
-		log, err := client.Driver.StopCaptureLog()
-		if err != nil {
-			return caseSummary, err
-		}
 		logs := map[string]interface{}{
-			"uuid":    uuid,
-			"content": log,
+			"uuid": uuid,
+		}
+
+		if client.Device.LogEnabled() {
+			log, err := client.Driver.StopCaptureLog()
+			if err != nil {
+				return caseSummary, err
+			}
+			logs["content"] = log
 		}

 		// stop performance monitor
@@ -643,3 +638,59 @@ func (r *SessionRunner) GetSummary() (*TestCaseSummary, error) {

 	return caseSummary, nil
 }
+
+// updateSummary updates summary of StepResult.
+func (r *SessionRunner) updateSummary(stepResult *StepResult) {
+	switch stepResult.StepType {
+	case stepTypeTestCase:
+		// record requests of testcase step
+		if records, ok := stepResult.Data.([]*StepResult); ok {
+			for _, result := range records {
+				r.addSingleStepResult(result)
+			}
+		} else {
+			r.addSingleStepResult(stepResult)
+		}
+	default:
+		r.addSingleStepResult(stepResult)
+	}
+}
+
+func (r *SessionRunner) addSingleStepResult(stepResult *StepResult) {
+	// update summary
+	r.summary.Records = append(r.summary.Records, stepResult)
+	r.summary.Stat.Total += 1
+	if stepResult.Success {
+		r.summary.Stat.Successes += 1
+	} else {
+		r.summary.Stat.Failures += 1
+		// update summary result to failed
+		r.summary.Success = false
+	}
+}
+
+// releaseResources releases resources used by session runner
+func (r *SessionRunner) releaseResources() {
+	// close websocket connections
+	for _, wsConn := range r.wsConnMap {
+		if wsConn != nil {
+			log.Info().Str("testcase", r.caseRunner.testCase.Config.Name).Msg("websocket disconnected")
+			err := wsConn.Close()
+			if err != nil {
+				log.Error().Err(err).Msg("websocket disconnection failed")
+			}
+		}
+	}
+}
+
+func (r *SessionRunner) getWsClient(url string) *websocket.Conn {
+	if client, ok := r.wsConnMap[url]; ok {
+		return client
+	}
+
+	if client, ok := r.inheritWsConnMap[url]; ok {
+		return client
+	}
+
+	return nil
+}
--- a/hrp/runner_test.go
+++ b/hrp/runner_test.go
@@ -63,7 +63,7 @@ func assertRunTestCases(t *testing.T) {
 	refCase := TestCasePath(demoTestCaseWithPluginJSONPath)
 	testcase1 := &TestCase{
 		Config: NewConfig("TestCase1").
-			SetBaseURL("http://httpbin.org"),
+			SetBaseURL("https://httpbin.org"),
 		TestSteps: []IStep{
 			NewStep("testcase1-step1").
 				GET("/headers").
@@ -77,7 +77,7 @@ func assertRunTestCases(t *testing.T) {
 				AssertEqual("headers.\"Content-Type\"", "application/json", "check http response Content-Type"),
 			NewStep("testcase1-step3").CallRefCase(
 				&TestCase{
-					Config: NewConfig("testcase1-step3-ref-case").SetBaseURL("http://httpbin.org"),
+					Config: NewConfig("testcase1-step3-ref-case").SetBaseURL("https://httpbin.org"),
 					TestSteps: []IStep{
 						NewStep("ip").
 							GET("/ip").
--- a/hrp/step_mobile_ui.go
+++ b/hrp/step_mobile_ui.go
@@ -2,11 +2,11 @@ package hrp

 import (
 	"fmt"
-	"time"

 	"github.com/pkg/errors"
 	"github.com/rs/zerolog/log"

+	"github.com/httprunner/httprunner/v4/hrp/internal/builtin"
 	"github.com/httprunner/httprunner/v4/hrp/internal/code"
 	"github.com/httprunner/httprunner/v4/hrp/pkg/uixt"
 )
@@ -281,6 +281,18 @@ func (s *StepMobile) Sleep(n float64) *StepMobile {
 	return &StepMobile{step: s.step}
 }

+// SleepRandom specify random sleeping seconds after last action
+// params have two different kinds:
+// 1. [min, max] : min and max are float64 time range boudaries
+// 2. [min1, max1, weight1, min2, max2, weight2, ...] : weight is the probability of the time range
+func (s *StepMobile) SleepRandom(params ...float64) *StepMobile {
+	s.mobileStep().Actions = append(s.mobileStep().Actions, uixt.MobileAction{
+		Method: uixt.CtlSleepRandom,
+		Params: params,
+	})
+	return &StepMobile{step: s.step}
+}
+
 func (s *StepMobile) ScreenShot() *StepMobile {
 	s.mobileStep().Actions = append(s.mobileStep().Actions, uixt.MobileAction{
 		Method: uixt.CtlScreenShot,
@@ -456,6 +468,36 @@ func (s *StepMobileUIValidation) AssertImageNotExists(expectedImagePath string,
 	return s
 }

+func (s *StepMobileUIValidation) AssertAppInForeground(packageName string, msg ...string) *StepMobileUIValidation {
+	v := Validator{
+		Check:  uixt.SelectorForegroundApp,
+		Assert: uixt.AssertionEqual,
+		Expect: packageName,
+	}
+	if len(msg) > 0 {
+		v.Message = msg[0]
+	} else {
+		v.Message = fmt.Sprintf("app [%s] should be in foreground", packageName)
+	}
+	s.step.Validators = append(s.step.Validators, v)
+	return s
+}
+
+func (s *StepMobileUIValidation) AssertAppNotInForeground(packageName string, msg ...string) *StepMobileUIValidation {
+	v := Validator{
+		Check:  uixt.SelectorForegroundApp,
+		Assert: uixt.AssertionNotEqual,
+		Expect: packageName,
+	}
+	if len(msg) > 0 {
+		v.Message = msg[0]
+	} else {
+		v.Message = fmt.Sprintf("app [%s] should not be in foreground", packageName)
+	}
+	s.step.Validators = append(s.step.Validators, v)
+	return s
+}
+
 func (s *StepMobileUIValidation) Name() string {
 	return s.step.Name
 }
@@ -530,7 +572,6 @@ func runStepMobileUI(s *SessionRunner, step *TStep) (stepResult *StepResult, err
 		Success:     false,
 		ContentSize: 0,
 	}
-	screenshots := make([]string, 0)

 	// merge step variables with session variables
 	stepVariables, err := s.ParseStepVariables(step.Variables)
@@ -549,11 +590,25 @@ func runStepMobileUI(s *SessionRunner, step *TStep) (stepResult *StepResult, err
 		attachments := make(map[string]interface{})
 		if err != nil {
 			attachments["error"] = err.Error()
+
+			// check if app is in foreground
+			packageName := uiDriver.Driver.GetLastLaunchedApp()
+			yes, err2 := uiDriver.Driver.IsAppInForeground(packageName)
+			if packageName != "" && (!yes || err2 != nil) {
+				log.Error().Err(err2).Str("packageName", packageName).Msg("app is not in foreground")
+				err = errors.Wrap(code.MobileUIAppNotInForegroundError, err.Error())
+			}
+		}
+
+		// take screenshot after each step
+		_, err := uiDriver.TakeScreenShot(
+			builtin.GenNameWithTimestamp("step_%d_") + step.Name)
+		if err != nil {
+			log.Error().Err(err).Str("step", step.Name).Msg("take screenshot failed on step finished")
 		}

 		// save attachments
-		screenshots = append(screenshots, uiDriver.ScreenShots...)
-		attachments["screenshots"] = screenshots
+		attachments["screenshots"] = uiDriver.GetScreenShots()
 		stepResult.Attachments = attachments
 	}()

@@ -587,16 +642,6 @@ func runStepMobileUI(s *SessionRunner, step *TStep) (stepResult *StepResult, err
 		}
 	}

-	// take snapshot
-	screenshotPath, err := uiDriver.ScreenShot(
-		fmt.Sprintf("validate_%d", time.Now().Unix()))
-	if err != nil {
-		log.Warn().Err(err).Str("step", step.Name).Msg("take screenshot failed")
-	} else {
-		log.Info().Str("path", screenshotPath).Msg("take screenshot before validation")
-		screenshots = append(screenshots, screenshotPath)
-	}
-
 	// validate
 	validateResults, err := validateUI(uiDriver, step.Validators)
 	if err != nil {
--- a/hrp/step_request.go
+++ b/hrp/step_request.go
@@ -187,6 +187,9 @@ func (r *requestBuilder) prepareUrlParams(stepVariables map[string]interface{})
 	r.req.URL = u
 	r.req.Host = u.Host

+	// update url
+	r.requestMap["url"] = u.String()
+
 	return nil
 }

@@ -337,13 +340,34 @@ func runStepRequest(r *SessionRunner, step *TStep) (stepResult *StepResult, err
 	// add request object to step variables, could be used in setup hooks
 	stepVariables["hrp_step_name"] = step.Name
 	stepVariables["hrp_step_request"] = rb.requestMap
+	stepVariables["request"] = rb.requestMap

 	// deal with setup hooks
 	for _, setupHook := range step.SetupHooks {
-		_, err = parser.Parse(setupHook, stepVariables)
+		req, err := parser.Parse(setupHook, stepVariables)
 		if err != nil {
 			return stepResult, errors.Wrap(err, "run setup hooks failed")
 		}
+		reqMap, ok := req.(map[string]interface{})
+		if ok && reqMap != nil {
+			rb.requestMap = reqMap
+			stepVariables["request"] = reqMap
+		}
+	}
+	if len(step.SetupHooks) > 0 {
+		requestBody, ok := rb.requestMap["body"].(map[string]interface{})
+		if ok {
+			body, err := json.Marshal(requestBody)
+			if err == nil {
+				rb.req.Body = io.NopCloser(bytes.NewReader(body))
+				rb.req.ContentLength = int64(len(body))
+			}
+		}
+		headers, ok := rb.requestMap["headers"].(map[string]string)
+		rb.req.Header = map[string][]string{}
+		for key, value := range headers {
+			rb.req.Header.Set(key, value)
+		}
 	}

 	// log & print request
@@ -414,13 +438,19 @@ func runStepRequest(r *SessionRunner, step *TStep) (stepResult *StepResult, err

 	// add response object to step variables, could be used in teardown hooks
 	stepVariables["hrp_step_response"] = respObj.respObjMeta
+	stepVariables["response"] = respObj.respObjMeta

 	// deal with teardown hooks
 	for _, teardownHook := range step.TeardownHooks {
-		_, err = parser.Parse(teardownHook, stepVariables)
+		res, err := parser.Parse(teardownHook, stepVariables)
 		if err != nil {
 			return stepResult, errors.Wrap(err, "run teardown hooks failed")
 		}
+		resMpa, ok := res.(map[string]interface{})
+		if ok {
+			stepVariables["response"] = resMpa
+			respObj.respObjMeta = resMpa
+		}
 	}

 	sessionData.ReqResps.Request = rb.requestMap
--- a/hrp/step_request_test.go
+++ b/hrp/step_request_test.go
@@ -153,7 +153,7 @@ func TestRunRequestStatOn(t *testing.T) {
 	if !assert.Greater(t, stat["Total"], int64(1)) {
 		t.Fatal()
 	}
-	if !assert.Less(t, stat["Total"]-summary.Records[0].Elapsed, int64(3)) {
+	if !assert.Less(t, stat["Total"]-summary.Records[0].Elapsed, int64(100)) {
 		t.Fatal()
 	}
 }
@@ -164,8 +164,8 @@ func TestRunCaseWithTimeout(t *testing.T) {
 	// global timeout
 	testcase1 := &TestCase{
 		Config: NewConfig("TestCase1").
-			SetTimeout(2 * time.Second). // set global timeout to 2s
-			SetBaseURL("http://httpbin.org"),
+			SetTimeout(10 * time.Second). // set global timeout to 10s
+			SetBaseURL("https://httpbin.org"),
 		TestSteps: []IStep{
 			NewStep("step1").
 				GET("/delay/1").
@@ -180,11 +180,11 @@ func TestRunCaseWithTimeout(t *testing.T) {

 	testcase2 := &TestCase{
 		Config: NewConfig("TestCase2").
-			SetTimeout(2 * time.Second). // set global timeout to 2s
-			SetBaseURL("http://httpbin.org"),
+			SetTimeout(10 * time.Second). // set global timeout to 10s
+			SetBaseURL("https://httpbin.org"),
 		TestSteps: []IStep{
 			NewStep("step1").
-				GET("/delay/3").
+				GET("/delay/11").
 				Validate().
 				AssertEqual("status_code", 200, "check status code"),
 		},
@@ -197,12 +197,12 @@ func TestRunCaseWithTimeout(t *testing.T) {
 	// step timeout
 	testcase3 := &TestCase{
 		Config: NewConfig("TestCase3").
-			SetTimeout(2 * time.Second).
-			SetBaseURL("http://httpbin.org"),
+			SetTimeout(10 * time.Second).
+			SetBaseURL("https://httpbin.org"),
 		TestSteps: []IStep{
 			NewStep("step2").
-				GET("/delay/3").
-				SetTimeout(4*time.Second). // set step timeout to 4s
+				GET("/delay/11").
+				SetTimeout(15*time.Second). // set step timeout to 4s
 				Validate().
 				AssertEqual("status_code", 200, "check status code"),
 		},
--- a/hrp/step_testcase.go
+++ b/hrp/step_testcase.go
@@ -89,6 +89,8 @@ func (s *StepTestCaseWithOptionalArgs) Run(r *SessionRunner) (stepResult *StepRe
 		return stepResult, err
 	}
 	sessionRunner := caseRunner.NewSession()
+	// need to inherit some information from current session
+	sessionRunner.inheritConnection(r)

 	start := time.Now()
 	// run referenced testcase with step variables
--- a/hrp/step_websocket.go
+++ b/hrp/step_websocket.go
@@ -314,7 +314,7 @@ func runStepWebSocket(r *SessionRunner, step *TStep) (stepResult *StepResult, er
 	case wsOpen:
 		log.Info().Int64("timeout(ms)", step.WebSocket.GetTimeout()).Str("url", parsedURL).Msg("open websocket connection")
 		// use the current websocket connection if existed
-		if r.wsConnMap[parsedURL] != nil {
+		if r.getWsClient(parsedURL) != nil {
 			break
 		}
 		resp, err = openWithTimeout(parsedURL, parsedHeader, r, step)
@@ -476,10 +476,15 @@ func openWithTimeout(urlStr string, requestHeader http.Header, r *SessionRunner,
 		conn.SetCloseHandler(func(code int, text string) error {
 			message := websocket.FormatCloseMessage(code, "")
 			conn.WriteControl(websocket.CloseMessage, message, time.Now().Add(defaultWriteWait))
-			r.closeResponseChan <- &wsCloseRespObject{
+			select {
+			case r.closeResponseChan <- &wsCloseRespObject{
 				StatusCode: code,
 				Text:       text,
+			}:
+			default:
+				log.Warn().Msg("close response channel is block, drop the response")
 			}
+
 			return nil
 		})
 		r.wsConnMap[urlStr] = conn
@@ -499,7 +504,7 @@ func openWithTimeout(urlStr string, requestHeader http.Header, r *SessionRunner,
 }

 func readMessageWithTimeout(urlString string, r *SessionRunner, step *TStep) (*wsReadRespObject, error) {
-	wsConn := r.wsConnMap[urlString]
+	wsConn := r.getWsClient(urlString)
 	if wsConn == nil {
 		return nil, errors.New("try to use existing connection, but there is no connection")
 	}
@@ -529,7 +534,7 @@ func readMessageWithTimeout(urlString string, r *SessionRunner, step *TStep) (*w
 }

 func writeWebSocket(urlString string, r *SessionRunner, step *TStep, stepVariables map[string]interface{}) error {
-	wsConn := r.wsConnMap[urlString]
+	wsConn := r.getWsClient(urlString)
 	if wsConn == nil {
 		return errors.New("try to use existing connection, but there is no connection")
 	}
@@ -595,7 +600,7 @@ func writeWithAction(c *websocket.Conn, step *TStep, messageType int, message []
 }

 func closeWithTimeout(urlString string, r *SessionRunner, step *TStep, stepVariables map[string]interface{}) (*wsCloseRespObject, error) {
-	wsConn := r.wsConnMap[urlString]
+	wsConn := r.getWsClient(urlString)
 	if wsConn == nil {
 		return nil, errors.New("no connection needs to be closed")
 	}
--- a/httprunner/client_test.py
+++ b/httprunner/client_test.py
@@ -8,10 +8,10 @@ class TestHttpSession(unittest.TestCase):
        self.session = HttpSession()

    def test_request_http(self):
-        self.session.request("get", "http://httpbin.org/get")
+        self.session.request("get", "https://httpbin.org/get")
        address = self.session.data.address
        self.assertGreater(len(address.server_ip), 0)
-        self.assertEqual(address.server_port, 80)
+        self.assertEqual(address.server_port, 443)
        self.assertGreater(len(address.client_ip), 0)
        self.assertGreater(address.client_port, 10000)

@@ -26,7 +26,7 @@ class TestHttpSession(unittest.TestCase):
    def test_request_http_allow_redirects(self):
        self.session.request(
            "get",
-            "http://httpbin.org/redirect-to?url=https%3A%2F%2Fgithub.com",
+            "https://httpbin.org/redirect-to?url=https%3A%2F%2Fgithub.com",
            allow_redirects=True,
        )
        address = self.session.data.address
@@ -50,7 +50,7 @@ class TestHttpSession(unittest.TestCase):
    def test_request_http_not_allow_redirects(self):
        self.session.request(
            "get",
-            "http://httpbin.org/redirect-to?url=https%3A%2F%2Fgithub.com",
+            "https://httpbin.org/redirect-to?url=https%3A%2F%2Fgithub.com",
            allow_redirects=False,
        )
        address = self.session.data.address
--- a/httprunner/ext/uploader/init.py
+++ b/httprunner/ext/uploader/init.py
@@ -10,7 +10,7 @@ Then you can write upload test script as below:
    - test:
        name: upload file
        request:
-            url: http://httpbin.org/upload
+            url: https://httpbin.org/upload
            method: POST
            headers:
                Cookie: session=AAA-BBB-CCC
@@ -31,7 +31,7 @@ For compatibility, you can also write upload test script in old way:
            field2: "value2"
            m_encoder: ${multipart_encoder(file=$file, field1=$field1, field2=$field2)}
        request:
-            url: http://httpbin.org/upload
+            url: https://httpbin.org/upload
            method: POST
            headers:
                Content-Type: ${multipart_content_type($m_encoder)}
@@ -75,7 +75,9 @@ def ensure_upload_ready():
    sys.exit(1)


-def prepare_upload_step(step: TStep, step_variables: VariablesMapping, functions: FunctionsMapping):
+def prepare_upload_step(
+    step: TStep, step_variables: VariablesMapping, functions: FunctionsMapping
+):
    """preprocess for upload test
        replace `upload` info with MultipartEncoder

@@ -84,7 +86,7 @@ def prepare_upload_step(step: TStep, step_variables: VariablesMapping, functions
            {
                "variables": {},
                "request": {
-                    "url": "http://httpbin.org/upload",
+                    "url": "https://httpbin.org/upload",
                    "method": "POST",
                    "headers": {
                        "Cookie": "session=AAA-BBB-CCC"
--- a/poetry.lock
+++ b/poetry.lock
@@ -56,10 +56,10 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*"

 [package.extras]
-dev = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "furo", "sphinx", "sphinx-notfound-page", "pre-commit", "cloudpickle"]
-docs = ["furo", "sphinx", "zope.interface", "sphinx-notfound-page"]
-tests = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "zope.interface", "cloudpickle"]
-tests_no_zope = ["coverage[toml] (>=5.0.2)", "hypothesis", "pympler", "pytest (>=4.3.0)", "six", "mypy", "pytest-mypy-plugins", "cloudpickle"]
+dev = ["cloudpickle", "coverage[toml] (>=5.0.2)", "furo", "hypothesis", "mypy", "pre-commit", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "sphinx", "sphinx-notfound-page", "zope.interface"]
+docs = ["furo", "sphinx", "sphinx-notfound-page", "zope.interface"]
+tests = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six", "zope.interface"]
+tests-no-zope = ["cloudpickle", "coverage[toml] (>=5.0.2)", "hypothesis", "mypy", "pympler", "pytest (>=4.3.0)", "pytest-mypy-plugins", "six"]

 [package.source]
 type = "legacy"
@@ -109,11 +109,11 @@ reference = "tsinghua"

 [[package]]
 name = "certifi"
-version = "2021.10.8"
+version = "2022.12.7"
 description = "Python package for providing Mozilla's CA Bundle."
 category = "main"
 optional = false
-python-versions = "*"
+python-versions = ">=3.6"

 [package.source]
 type = "legacy"
@@ -129,7 +129,7 @@ optional = false
 python-versions = ">=3.5.0"

 [package.extras]
-unicode_backport = ["unicodedata2"]
+unicode-backport = ["unicodedata2"]

 [package.source]
 type = "legacy"
@@ -214,7 +214,7 @@ optional = true
 python-versions = ">=2.7,!=3.0.*,!=3.1.*,!=3.2.*,!=3.3.*,!=3.4.*"

 [package.extras]
-docs = ["sphinx"]
+docs = ["Sphinx"]

 [package.source]
 type = "legacy"
@@ -247,9 +247,9 @@ typing-extensions = {version = ">=3.6.4", markers = "python_version < \"3.8\""}
 zipp = ">=0.5"

 [package.extras]
-docs = ["sphinx", "jaraco.packaging (>=9)", "rst.linker (>=1.9)"]
+docs = ["jaraco.packaging (>=9)", "rst.linker (>=1.9)", "sphinx"]
 perf = ["ipython"]
-testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "packaging", "pyfakefs", "flufl.flake8", "pytest-perf (>=0.9.2)", "pytest-black (>=0.3.7)", "pytest-mypy (>=0.9.1)", "importlib-resources (>=1.3)"]
+testing = ["flufl.flake8", "importlib-resources (>=1.3)", "packaging", "pyfakefs", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy (>=0.9.1)", "pytest-perf (>=0.9.2)"]

 [package.source]
 type = "legacy"
@@ -314,7 +314,7 @@ colorama = {version = ">=0.3.4", markers = "sys_platform == \"win32\""}
 win32-setctime = {version = ">=1.0.0", markers = "sys_platform == \"win32\""}

 [package.extras]
-dev = ["codecov (>=2.0.15)", "colorama (>=0.3.4)", "flake8 (>=3.7.7)", "isort (>=4.3.20)", "tox (>=3.9.0)", "tox-travis (>=0.12)", "pytest (>=4.6.2)", "pytest-cov (>=2.7.1)", "Sphinx (>=2.2.1)", "sphinx-autobuild (>=0.7.1)", "sphinx-rtd-theme (>=0.4.3)", "black (>=19.3b0)"]
+dev = ["Sphinx (>=2.2.1)", "black (>=19.3b0)", "codecov (>=2.0.15)", "colorama (>=0.3.4)", "flake8 (>=3.7.7)", "isort (>=4.3.20)", "pytest (>=4.6.2)", "pytest-cov (>=2.7.1)", "sphinx-autobuild (>=0.7.1)", "sphinx-rtd-theme (>=0.4.3)", "tox (>=3.9.0)", "tox-travis (>=0.12)"]

 [package.source]
 type = "legacy"
@@ -385,8 +385,8 @@ optional = false
 python-versions = ">=3.7"

 [package.extras]
-docs = ["furo (>=2021.7.5b38)", "proselint (>=0.10.2)", "sphinx-autodoc-typehints (>=1.12)", "sphinx (>=4)"]
-test = ["appdirs (==1.4.4)", "pytest-cov (>=2.7)", "pytest-mock (>=3.6)", "pytest (>=6)"]
+docs = ["furo (>=2021.7.5b38)", "proselint (>=0.10.2)", "sphinx (>=4)", "sphinx-autodoc-typehints (>=1.12)"]
+test = ["appdirs (==1.4.4)", "pytest (>=6)", "pytest-cov (>=2.7)", "pytest-mock (>=3.6)"]

 [package.source]
 type = "legacy"
@@ -485,7 +485,7 @@ optional = false
 python-versions = ">=3.6.8"

 [package.extras]
-diagrams = ["railroad-diagrams", "jinja2"]
+diagrams = ["jinja2", "railroad-diagrams"]

 [package.source]
 type = "legacy"
@@ -581,7 +581,7 @@ urllib3 = ">=1.21.1,<1.27"

 [package.extras]
 socks = ["PySocks (>=1.5.6,!=1.5.7)", "win-inet-pton"]
-use_chardet_on_py3 = ["chardet (>=3.0.2,<5)"]
+use-chardet-on-py3 = ["chardet (>=3.0.2,<5)"]

 [package.source]
 type = "legacy"
@@ -623,7 +623,7 @@ bottle = ["bottle (>=0.12.13)"]
 celery = ["celery (>=3)"]
 django = ["django (>=1.8)"]
 falcon = ["falcon (>=1.4)"]
-flask = ["flask (>=0.11)", "blinker (>=1.1)"]
+flask = ["blinker (>=1.1)", "flask (>=0.11)"]
 pyspark = ["pyspark (>=2.4.4)"]
 rq = ["rq (>=0.6)"]
 sanic = ["sanic (>=0.8)"]
@@ -661,25 +661,25 @@ greenlet = {version = "!=0.4.17", markers = "python_version >= \"3\" and (platfo
 importlib-metadata = {version = "*", markers = "python_version < \"3.8\""}

 [package.extras]
-aiomysql = ["greenlet (!=0.4.17)", "aiomysql"]
-aiosqlite = ["typing_extensions (!=3.10.0.1)", "greenlet (!=0.4.17)", "aiosqlite"]
+aiomysql = ["aiomysql", "greenlet (!=0.4.17)"]
+aiosqlite = ["aiosqlite", "greenlet (!=0.4.17)", "typing_extensions (!=3.10.0.1)"]
 asyncio = ["greenlet (!=0.4.17)"]
-asyncmy = ["greenlet (!=0.4.17)", "asyncmy (>=0.2.3,!=0.2.4)"]
-mariadb_connector = ["mariadb (>=1.0.1)"]
+asyncmy = ["asyncmy (>=0.2.3,!=0.2.4)", "greenlet (!=0.4.17)"]
+mariadb-connector = ["mariadb (>=1.0.1)"]
 mssql = ["pyodbc"]
-mssql_pymssql = ["pymssql"]
-mssql_pyodbc = ["pyodbc"]
-mypy = ["sqlalchemy2-stubs", "mypy (>=0.910)"]
-mysql = ["mysqlclient (>=1.4.0,<2)", "mysqlclient (>=1.4.0)"]
-mysql_connector = ["mysql-connector-python"]
-oracle = ["cx_oracle (>=7,<8)", "cx_oracle (>=7)"]
+mssql-pymssql = ["pymssql"]
+mssql-pyodbc = ["pyodbc"]
+mypy = ["mypy (>=0.910)", "sqlalchemy2-stubs"]
+mysql = ["mysqlclient (>=1.4.0)", "mysqlclient (>=1.4.0,<2)"]
+mysql-connector = ["mysql-connector-python"]
+oracle = ["cx_oracle (>=7)", "cx_oracle (>=7,<8)"]
 postgresql = ["psycopg2 (>=2.7)"]
-postgresql_asyncpg = ["greenlet (!=0.4.17)", "asyncpg"]
-postgresql_pg8000 = ["pg8000 (>=1.16.6)"]
-postgresql_psycopg2binary = ["psycopg2-binary"]
-postgresql_psycopg2cffi = ["psycopg2cffi"]
-pymysql = ["pymysql (<1)", "pymysql"]
-sqlcipher = ["sqlcipher3-binary"]
+postgresql-asyncpg = ["asyncpg", "greenlet (!=0.4.17)"]
+postgresql-pg8000 = ["pg8000 (>=1.16.6)"]
+postgresql-psycopg2binary = ["psycopg2-binary"]
+postgresql-psycopg2cffi = ["psycopg2cffi"]
+pymysql = ["pymysql", "pymysql (<1)"]
+sqlcipher = ["sqlcipher3_binary"]

 [package.source]
 type = "legacy"
@@ -719,7 +719,7 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*"
 ply = ">=3.4,<4.0"

 [package.extras]
-dev = ["cython (>=0.28.4)", "flake8 (>=2.5)", "pytest (>=2.8)", "sphinx-rtd-theme (>=0.1.9)", "sphinx (>=1.3)", "tornado (>=4.0,<6.0)"]
+dev = ["cython (>=0.28.4)", "flake8 (>=2.5)", "pytest (>=2.8)", "sphinx (>=1.3)", "sphinx-rtd-theme (>=0.1.9)", "tornado (>=4.0,<6.0)"]
 tornado = ["tornado (>=4.0,<6.0)"]

 [package.source]
@@ -788,8 +788,8 @@ optional = false
 python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <4"

 [package.extras]
-brotli = ["brotlicffi (>=0.8.0)", "brotli (>=1.0.9)", "brotlipy (>=0.6.0)"]
-secure = ["pyOpenSSL (>=0.14)", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "certifi", "ipaddress"]
+brotli = ["brotli (>=1.0.9)", "brotlicffi (>=0.8.0)", "brotlipy (>=0.6.0)"]
+secure = ["certifi", "cryptography (>=1.3.4)", "idna (>=2.0.0)", "ipaddress", "pyOpenSSL (>=0.14)"]
 socks = ["PySocks (>=1.5.6,!=1.5.7,<2.0)"]

 [package.source]
@@ -806,7 +806,7 @@ optional = false
 python-versions = ">=3.5"

 [package.extras]
-dev = ["pytest (>=4.6.2)", "black (>=19.3b0)"]
+dev = ["black (>=19.3b0)", "pytest (>=4.6.2)"]

 [package.source]
 type = "legacy"
@@ -822,8 +822,8 @@ optional = false
 python-versions = ">=3.7"

 [package.extras]
-docs = ["sphinx", "jaraco.packaging (>=9)", "rst.linker (>=1.9)"]
-testing = ["pytest (>=6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytest-cov", "pytest-enabler (>=1.0.1)", "jaraco.itertools", "func-timeout", "pytest-black (>=0.3.7)", "pytest-mypy (>=0.9.1)"]
+docs = ["jaraco.packaging (>=9)", "rst.linker (>=1.9)", "sphinx"]
+testing = ["func-timeout", "jaraco.itertools", "pytest (>=6)", "pytest-black (>=0.3.7)", "pytest-checkdocs (>=2.4)", "pytest-cov", "pytest-enabler (>=1.0.1)", "pytest-flake8", "pytest-mypy (>=0.9.1)"]

 [package.source]
 type = "legacy"
@@ -895,8 +895,21 @@ brotli = [
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@@ -906,12 +919,18 @@ brotli = [
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