public void Connect_Returns_False_And_Does_Not_Create_Connection_When_Input_Port_Is_Initial_PortAndFinalPort_Is_Null()
{
//Arrange
var plumber = new DataPlumber();
var mockDestPort = new Mock<IInputDataPort>();
var mockSrcPort = new Mock<IOutputDataPort>();
plumber.SetInitialPort(mockDestPort.Object);
//Act
bool result = plumber.Connect();
//Assert
IDataPipe dPipe = plumber.DataPipe;
IPipe pipe = plumber.Pipe;
Assert.False(result);
Assert.Null(dPipe);
Assert.Null(pipe);
}
public void Connect_Fires_ConnectionCreatingEvent_Before_Creating_The_Connection()
{
//Arrange
var plumber = new DataPlumber();
var helper = new HelperForPlumbers();
plumber.ConnectionCreating += new PlumbingEventHandler(helper.ConnectionCreating_DummyHandler);
var mockDestPort = new Mock<IInputDataPort>();
var mockSrcPort = new Mock<IOutputDataPort>();
var mockPipe = new Mock<IDataPipe>();
plumber.SetInitialPort(mockDestPort.Object);
plumber.SetFinalPort(mockSrcPort.Object);
(plumber as DataPlumber).DataPipe = mockPipe.Object;
//Act
plumber.Connect();
//Assert
Assert.Equal(1, helper.ConnectionCreating_TimesCalled);
}
public void Pipe_Returns_IPipeObject_Resulting_From_Connect()
{
//Arrange
var plumber = new DataPlumber();
var mockDestPort = new Mock<IInputDataPort>();
var mockSrcPort = new Mock<IOutputDataPort>();
var mockPipe = new Mock<IDataPipe>();
plumber.SetInitialPort(mockSrcPort.Object);
plumber.SetFinalPort(mockDestPort.Object);
(plumber as DataPlumber).DataPipe = mockPipe.Object;
//Act
bool result = plumber.Connect();
//Assert
IPipe pipe = plumber.Pipe;
Assert.NotNull(pipe);
}
public void Connect_Returns_True_And_Creates_Connection_When_Output_Port_Is_Initial_Port_Then_Input_Port_Is_Final_Port()
{
//Arrange
var plumber = new DataPlumber();
var mockDestPort = new Mock<IInputDataPort>();
var mockSrcPort = new Mock<IOutputDataPort>();
var mockPipe = new Mock<IDataPipe>();
plumber.SetInitialPort(mockSrcPort.Object);
plumber.SetFinalPort(mockDestPort.Object);
(plumber as DataPlumber).DataPipe = mockPipe.Object;
//Act
bool result = plumber.Connect();
//Assert
Assert.True(result);
}