fix #188: display response image in html report

httprunner/report.py

@@ -5,6 +5,7 @@ import os
 import platform
 import time
 import unittest
+from base64 import b64encode
 from collections import Iterable, OrderedDict
 from datetime import datetime
 
@@ -113,9 +114,17 @@ def stringify_body(meta_data, request_or_response):
         body = json.dumps(dict(body), ensure_ascii=False)
 
     elif isinstance(body, (dict, list)):
-        body = json.dumps(body, ensure_ascii=False)
+        body = json.dumps(body, indent=2, ensure_ascii=False)
 
     elif isinstance(body, bytes):
+        resp_content_type = headers.get("Content-Type", "")
+        if "image" in resp_content_type:
+            meta_data["response_data_type"] = "image"
+            body = "data:{};base64,{}".format(
+                resp_content_type,
+                b64encode(body).decode('utf-8')
+            )
+        else:
             body = body.decode("utf-8")
 
     elif not isinstance(body, (basestring, numeric_types, Iterable)):

httprunner/templates/default_report_template.html

@@ -245,7 +245,11 @@
                     <tr>
                       <th>body</th>
                       <td>
+                        {% if record.meta_data.response_data_type == "image" %}
+                          <img src="{{ record.meta_data.response_body }}" />
+                        {% else %}
                           <pre>{{ record.meta_data.response_body | safe }}</pre>
+                        {% endif %}
                       </td>
                     </tr>
                   </table>

tests/httpbin/load_image.yml

@@ -0,0 +1,37 @@
+- config:
+    name: load images
+    request:
+        base_url: https://httpbin.org
+
+- test:
+    name: get png image
+    request:
+        url: /image/png
+        method: GET
+    validators:
+        - eq: ["status_code", 200]
+
+- test:
+    name: get jpeg image
+    request:
+        url: /image/jpeg
+        method: GET
+    validators:
+        - eq: ["status_code", 200]
+
+- test:
+    name: get webp image
+    request:
+        url: /image/webp
+        method: GET
+    validators:
+        - eq: ["status_code", 200]
+
+- test:
+    name: get svg image
+    request:
+        url: /image/svg
+        method: GET
+    validators:
+        - eq: ["status_code", 200]
+

tests/test_httprunner.py

@@ -135,3 +135,13 @@ class TestHttpRunner(ApiServerUnittest):
         self.assertTrue(summary["success"])
         self.assertEqual(summary["stat"]["testsRun"], 1)
         self.assertEqual(summary["records"][0]["meta_data"]["response_body"]["data"], "abc")
+
+    def test_html_report_repsonse_image(self):
+        testset_path = "tests/httpbin/load_image.yml"
+        runner = HttpRunner().run(testset_path)
+        summary = runner.summary
+        output_folder_name = os.path.basename(os.path.splitext(testset_path)[0])
+        report = runner.gen_html_report(html_report_name=output_folder_name)
+        self.assertTrue(os.path.isfile(report))
+        report_save_dir = os.path.join(os.getcwd(), 'reports', output_folder_name)
+        shutil.rmtree(report_save_dir)