Function TestValuesFromForm

middleware/extractor_test.go:491–625

(t *testing.T)

}

func TestValuesFromForm(t *testing.T) {
	examplePostFormRequest := func(mod func(v *url.Values)) *http.Request {
		f := make(url.Values)
		f.Set("name", "Jon Snow")
		f.Set("emails[]", "jon@labstack.com")
		if mod != nil {
			mod(&f)
		}

		req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(f.Encode()))
		req.Header.Add(echo.HeaderContentType, echo.MIMEApplicationForm)

		return req
	}
	exampleGetFormRequest := func(mod func(v *url.Values)) *http.Request {
		f := make(url.Values)
		f.Set("name", "Jon Snow")
		f.Set("emails[]", "jon@labstack.com")
		if mod != nil {
			mod(&f)
		}

		req := httptest.NewRequest(http.MethodGet, "/?"+f.Encode(), nil)
		return req
	}

	exampleMultiPartFormRequest := func(mod func(w *multipart.Writer)) *http.Request {
		var b bytes.Buffer
		w := multipart.NewWriter(&b)
		w.WriteField("name", "Jon Snow")
		w.WriteField("emails[]", "jon@labstack.com")
		if mod != nil {
			mod(w)
		}

		fw, _ := w.CreateFormFile("upload", "my.file")
		fw.Write([]byte(`<div>hi</div>`))
		w.Close()

		req := httptest.NewRequest(http.MethodPost, "/", strings.NewReader(b.String()))
		req.Header.Add(echo.HeaderContentType, w.FormDataContentType())

		return req
	}

	var testCases = []struct {
		name         string
		givenRequest *http.Request
		whenName     string
		whenLimit    uint
		expectValues []string
		expectError  string
	}{
		{
			name:         "ok, POST form, single value",
			givenRequest: examplePostFormRequest(nil),
			whenName:     "emails[]",
			expectValues: []string{"jon@labstack.com"},