public IPlumber CreatePlumber(IPipe pipe)
{
IPlumber plumber = null;
if (pipe != null)
{
if (pipe is IDataPipe)
{
plumber = new DataPlumber();
}
else if (pipe is INetworkPipe)
{
plumber = new NetworkPlumber();
}
}
return plumber;
}
public IPlumber CreatePlumber(IOutputPort port)
{
IPlumber plumber = null;
if (port != null)
{
if (port is IOutputDataPort)
{
plumber = new DataPlumber();
}
else if (port is IOutputNetworkPort)
{
plumber = new NetworkPlumber();
}
}
return plumber;
}
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 SetInitialPort_With_IOutput_Port_As_Param_Sets_The_Connections_IsInitialPortSet_Flag()
{
//Arrange
var plumber = new DataPlumber();
var mockPort = new Mock<IOutputDataPort>();
var mockOPort = mockPort.As<IOutputPort>();
//Act
plumber.SetInitialPort(mockOPort.Object);
//Assert
IOutputDataPort actualDataPort = plumber.SourceDataPort;
IOutputPort actualPort = plumber.SourcePort;
bool isInit = plumber.IsInitialPortSet;
bool isFinal = plumber.IsFinalPortSet;
Assert.NotNull(actualDataPort);
Assert.NotNull(actualPort);
Assert.Same(mockPort.Object, actualDataPort);
Assert.Same(mockPort.Object, actualPort);
Assert.True(isInit);
Assert.False(isFinal);
}
public void SetInitialPort_With_IOutputPort_Fires_InitialPortSet_Event()
{
//Arrange
var plumber = new DataPlumber();
var helper = new HelperForPlumbers();
plumber.InitialPortSet += new PortSetEventHandler(helper.InitialPortSet_DummyHandler);
var mockPort = new Mock<IOutputDataPort>();
var mockOPort = mockPort.As<IOutputPort>();
//Act
plumber.SetInitialPort(mockOPort.Object);
//Assert
Assert.Equal(1, helper.InitialPortSet_TimesCalled);
}
public void SetFinalPort_With_IOutput_Port_As_Param()
{
//Arrange
var plumber = new DataPlumber();
var mockInitPort = new Mock<IInputPort>();
plumber.InitialPort = mockInitPort.Object;
var mockPort = new Mock<IOutputPort>();
//Act
plumber.SetFinalPort(mockPort.Object);
//Assert
Assert.True(plumber.IsInitialPortSet);
}
public void SetFinalPort_With_IOutputPort_As_Param_Throws_Ex_If_Init_Port_Not_Yet_Sett()
{
//Arrange
var plumber = new DataPlumber();
var mockPort = new Mock<IOutputPort>();
//Act, Assert
var ex = Assert.Throws<InvalidOperationException>(() => plumber.SetFinalPort(mockPort.Object));
}
public void Reset_Resets_The_Plumber_For_A_New_Connection_Creation()
{
//Arrange
var plumber = new DataPlumber();
var mockDestPort = new Mock<IInputDataPort>();
var mockSrcPort = new Mock<IOutputDataPort>();
var mockPipe = new Mock<IDataPipe>();
(plumber as DataPlumber).DataPipe = mockPipe.Object;
//Act
plumber.Reset();
//Assert
IInputPort actualDestPort = plumber.DestinationPort;
IOutputPort actualSrcPort = plumber.SourcePort;
IInputDataPort actualDestDataPort = plumber.DestinationDataPort;
IOutputDataPort actualSrcDataPort = plumber.SourceDataPort;
IPipe actualPipe = plumber.Pipe;
IDataPipe actualDataPipe = plumber.DataPipe;
Assert.Null(actualDataPipe);
Assert.Null(actualPipe);
Assert.Null(actualDestDataPort);
Assert.Null(actualSrcDataPort);
Assert.Null(actualDestPort);
Assert.Null(actualSrcPort);
}
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 Ctor_Default_Creates_Instance()
{
//Arrange
var plumber = new DataPlumber();
Assert.NotNull(plumber);
}
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);
}
