public void ShouldNotAllowToExecuteIfProcessingEngineIsNull() { // Given var command = new StartImageProcessingCommand(null); // When // Then Assert.IsFalse(command.CanExecute()); }
public void ShouldNotAllowToStartIfAlreadyStarted() { // Given var processingEngineMock = new Mock <IProcessingEngine>(); processingEngineMock.Setup(s => s.IsWorking()).Returns(true); var processingServiceMock = new Mock <IProcessingService>(); processingServiceMock.SetupGet(ps => ps.ProcessingEngine).Returns(processingEngineMock.Object); var command = new StartImageProcessingCommand(processingServiceMock.Object); // When // Then Assert.IsFalse(command.CanExecute()); }
public void ShouldAllowToStartNotStartedProcessingEngine() { // Given var processingEngineMock = new Mock <IProcessingEngine>(); var processingServiceMock = new Mock <IProcessingService>(); processingServiceMock.SetupGet(ps => ps.ProcessingEngine).Returns(processingEngineMock.Object); var command = new StartImageProcessingCommand(processingServiceMock.Object); // When command.Execute(); // Then processingEngineMock.Verify(s => s.Start(), Times.Once); }