public void TestWithoutListener()
{
AttributionHandler attributionHandler = new AttributionHandler(
activityHandler: MockActivityHandler,
attributionPackage: AttributionPackage,
startPaused: false,
hasDelegate: false);
MockHttpMessageHandler.ResponseType = ResponseType.MESSAGE;
attributionHandler.AskAttribution();
DeviceUtil.Sleep(1000);
// check that the activity handler is not paused
Assert.NotDebug("Attribution handler is paused");
// but it did not call the http client
Assert.Null(MockHttpMessageHandler.HttpRequestMessage);
Assert.NotTest("HttpMessageHandler SendAsync");
}