refactor: plugin structure

plugin/common/hashicorp_plugin_test.go

@@ -0,0 +1,90 @@
+package common
+
+import (
+	"fmt"
+	"os"
+	"os/exec"
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func buildHashicorpPlugin() {
+	fmt.Println("[init] build hashicorp go plugin")
+	cmd := exec.Command("go", "build",
+		"-o=debugtalk.bin",
+		"../../examples/plugin/hashicorp.go", "../../examples/plugin/debugtalk.go")
+	if err := cmd.Run(); err != nil {
+		panic(err)
+	}
+}
+
+func removeHashicorpPlugin() {
+	fmt.Println("[teardown] remove hashicorp plugin")
+	os.Remove("debugtalk.bin")
+}
+
+func TestInitHashicorpPlugin(t *testing.T) {
+	buildHashicorpPlugin()
+	defer removeHashicorpPlugin()
+
+	plugin, err := Init("debugtalk.bin")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer plugin.Quit()
+
+	if !assert.True(t, plugin.Has("sum_ints")) {
+		t.Fatal(err)
+	}
+	if !assert.True(t, plugin.Has("concatenate")) {
+		t.Fatal(err)
+	}
+
+	var v2 interface{}
+	v2, err = plugin.Call("sum_ints", 1, 2, 3, 4)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, 10, v2) {
+		t.Fail()
+	}
+	v2, err = plugin.Call("sum_two_int", 1, 2)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, 3, v2) {
+		t.Fail()
+	}
+	v2, err = plugin.Call("sum", 1, 2, 3.4, 5)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, 11.4, v2) {
+		t.Fail()
+	}
+
+	var v3 interface{}
+	v3, err = plugin.Call("sum_two_string", "a", "b")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, "ab", v3) {
+		t.Fail()
+	}
+	v3, err = plugin.Call("sum_strings", "a", "b", "c")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, "abc", v3) {
+		t.Fail()
+	}
+
+	v3, err = plugin.Call("concatenate", "a", 2, "c", 3.4)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if !assert.Equal(t, "a2c3.4", v3) {
+		t.Fail()
+	}
+}