Function TestCORSMethodMiddleware

middleware_test.go:415–527

(t *testing.T)

}

func TestCORSMethodMiddleware(t *testing.T) {
	testCases := []struct {
		name                                    string
		registerRoutes                          func(r *Router)
		requestHeader                           http.Header
		requestMethod                           string
		requestPath                             string
		expectedAccessControlAllowMethodsHeader string
		expectedResponse                        string
	}{
		{
			name: "does not set without OPTIONS matcher",
			registerRoutes: func(r *Router) {
				r.HandleFunc("/foo", stringHandler("a")).Methods(http.MethodGet, http.MethodPut, http.MethodPatch)
			},
			requestMethod:                           "GET",
			requestPath:                             "/foo",
			expectedAccessControlAllowMethodsHeader: "",
			expectedResponse:                        "a",
		},
		{
			name: "sets on non OPTIONS",
			registerRoutes: func(r *Router) {
				r.HandleFunc("/foo", stringHandler("a")).Methods(http.MethodGet, http.MethodPut, http.MethodPatch)
				r.HandleFunc("/foo", stringHandler("b")).Methods(http.MethodOptions)
			},
			requestMethod:                           "GET",
			requestPath:                             "/foo",
			expectedAccessControlAllowMethodsHeader: "GET,PUT,PATCH,OPTIONS",
			expectedResponse:                        "a",
		},
		{
			name: "sets without preflight headers",
			registerRoutes: func(r *Router) {
				r.HandleFunc("/foo", stringHandler("a")).Methods(http.MethodGet, http.MethodPut, http.MethodPatch)
				r.HandleFunc("/foo", stringHandler("b")).Methods(http.MethodOptions)
			},
			requestMethod:                           "OPTIONS",
			requestPath:                             "/foo",
			expectedAccessControlAllowMethodsHeader: "GET,PUT,PATCH,OPTIONS",
			expectedResponse:                        "b",
		},
		{
			name: "does not set on error",
			registerRoutes: func(r *Router) {
				r.HandleFunc("/foo", stringHandler("a"))
			},
			requestMethod:                           "OPTIONS",
			requestPath:                             "/foo",
			expectedAccessControlAllowMethodsHeader: "",
			expectedResponse:                        "a",
		},
		{
			name: "sets header on valid preflight",
			registerRoutes: func(r *Router) {
				r.HandleFunc("/foo", stringHandler("a")).Methods(http.MethodGet, http.MethodPut, http.MethodPatch)
				r.HandleFunc("/foo", stringHandler("b")).Methods(http.MethodOptions)
			},