Implement the Status Method Not Allowed for gorilla mux too and add some tests

Former-commit-id: b157bacfa15567b8c98f959f3359e025fdf1b205

handler_test.go

@@ -0,0 +1,61 @@
+// black-box
+package iris_test
+
+import (
+	"testing"
+
+	"gopkg.in/kataras/iris.v6"
+	"gopkg.in/kataras/iris.v6/httptest"
+)
+
+const testCustomHandlerParamName = "myparam"
+
+type myTestHandlerData struct {
+	Sysname      string // this will be the same for all requests
+	Version      int    // this will be the same for all requests
+	URLParameter string // this will be different for each request
+}
+
+type myTestCustomHandler struct {
+	data myTestHandlerData
+}
+
+func (m *myTestCustomHandler) Serve(ctx *iris.Context) {
+	data := &m.data
+	data.URLParameter = ctx.URLParam(testCustomHandlerParamName)
+	ctx.JSON(iris.StatusOK, data)
+}
+
+func TestCustomHandler(t *testing.T) {
+	app := iris.New()
+	app.Adapt(newTestNativeRouter())
+
+	myData := myTestHandlerData{
+		Sysname: "Redhat",
+		Version: 1,
+	}
+	app.Handle("GET", "/custom_handler_1", &myTestCustomHandler{myData})
+	app.Handle("GET", "/custom_handler_2", &myTestCustomHandler{myData})
+
+	e := httptest.New(app, t, httptest.Debug(true))
+	// two times per testRoute
+	param1 := "thisimyparam1"
+	expectedData1 := myData
+	expectedData1.URLParameter = param1
+	e.GET("/custom_handler_1/").WithQuery(testCustomHandlerParamName, param1).Expect().Status(iris.StatusOK).JSON().Equal(expectedData1)
+
+	param2 := "thisimyparam2"
+	expectedData2 := myData
+	expectedData2.URLParameter = param2
+	e.GET("/custom_handler_1/").WithQuery(testCustomHandlerParamName, param2).Expect().Status(iris.StatusOK).JSON().Equal(expectedData2)
+
+	param3 := "thisimyparam3"
+	expectedData3 := myData
+	expectedData3.URLParameter = param3
+	e.GET("/custom_handler_2/").WithQuery(testCustomHandlerParamName, param3).Expect().Status(iris.StatusOK).JSON().Equal(expectedData3)
+
+	param4 := "thisimyparam4"
+	expectedData4 := myData
+	expectedData4.URLParameter = param4
+	e.GET("/custom_handler_2/").WithQuery(testCustomHandlerParamName, param4).Expect().Status(iris.StatusOK).JSON().Equal(expectedData4)
+}