TestRenderJsonpJSONError() — gin Function Reference

Source Code

render/render_test.go lines 156–185

func TestRenderJsonpJSONError(t *testing.T) {
	ew := &errorWriter{
		ResponseRecorder: httptest.NewRecorder(),
	}

	jsonpJSON := JsonpJSON{
		Callback: "foo",
		Data: map[string]string{
			"foo": "bar",
		},
	}

	cb := template.JSEscapeString(jsonpJSON.Callback)
	ew.bufString = cb
	err := jsonpJSON.Render(ew) // error was returned while writing callback
	assert.Equal(t, `write "`+cb+`" error`, err.Error())

	ew.bufString = `(`
	err = jsonpJSON.Render(ew)
	assert.Equal(t, `write "`+`(`+`" error`, err.Error())

	data, _ := json.API.Marshal(jsonpJSON.Data) // error was returned while writing data
	ew.bufString = string(data)
	err = jsonpJSON.Render(ew)
	assert.Equal(t, `write "`+string(data)+`" error`, err.Error())

	ew.bufString = `);`
	err = jsonpJSON.Render(ew)
	assert.Equal(t, `write "`+`);`+`" error`, err.Error())
}