public void SendFailingNotificationTestResult_ShouldDoNothingWhenSessionIdIsNullOrEmpty(string emptySessionId) { // Arrange var sessionId = Guid.NewGuid().ToString(); _browser.SessionId.Returns(emptySessionId); // Act _sut.SendFailingNotificationTestResult(); // Assert _browserStackService.DidNotReceive().UpdateTestStatus(emptySessionId, SessionStatus.Error, ""); _browserStackService.DidNotReceive().GetSessionDetail(emptySessionId); _traceListener.DidNotReceive().WriteToolOutput(Arg.Any <string>()); _traceListener.DidNotReceive().WriteTestOutput(Arg.Any <string>()); }