public void GivenConnected_AndString_WhenFakeReceiveData_ThenCallbackInvoked()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
var expectedDataReceived = "Hello World!";
var actualDataReceived = string.Empty;
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
actualDataReceived = data;
};
var sut = new SerialPortAdapter <TestableSerialPort>();
var portRef = sut.Connect(
config,
callback);
var port = (TestableSerialPort)sut.GetSerialPort(portRef);
// Act
port.FakeReceiveData(expectedDataReceived);
// Assert
Assert.Equal(expectedDataReceived, actualDataReceived);
}
public void GivenConnectedPortRef_AndBytes_AndOffset_AndCount_WhenWrite_ThenBytesWrittenToPort_AndTrueReturned()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
var portRef = sut.Connect(
config,
callback);
var port = (TestableSerialPort)sut.GetSerialPort(portRef);
var expectedData = Encoding.ASCII.GetBytes("Hello World");
int expectedOffset = 0;
int expectedCount = expectedData.Length;
var actualData = default(byte[]);
var actualOffset = 0;
var actualCount = 0;
port.WriteCallback = delegate(byte[] data, int offset, int count)
{
actualData = data;
actualOffset = offset;
actualCount = count;
};
// Act
var result = sut.Write(
portRef,
expectedData,
expectedOffset,
expectedCount);
// Assert
Assert.True(result);
Assert.Equal(expectedData, actualData);
Assert.Equal(expectedOffset, actualOffset);
Assert.Equal(expectedCount, actualCount);
}
public void GivenUnknownPortRef_WhenGetSerialPort_ThenNullReturned()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
// Act
var port = sut.GetSerialPort(new SerialPortAdapterRef(null, null));
// Assert
Assert.Null(port);
}
public void GivenConnected_AndPortRef_WhenGetSerialPort_ThenCorrectSerialPortReturned()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
var portRef = sut.Connect(
config,
callback);
// Act
var port = sut.GetSerialPort(portRef);
// Assert
Assert.Equal(config.Port, port.PortName);
Assert.Equal(config.BaudRate, port.BaudRate);
}
public void GivenConfig_AndCallback_WhenConnect_ThenPortCreated_AndPortOpened_AndRefReturned()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
// Act
var result = sut.Connect(
config,
callback);
// Assert
Assert.Equal(config, result.Config);
Assert.Equal(callback, result.DataReceivedCallback);
Assert.True(sut.GetSerialPort(result).IsOpen);
}
public void GivenConnectedPortRef_WhenDisconnect_ThenPortClosed_AndTrueReturned()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
var portRef = sut.Connect(
config,
callback);
var port = sut.GetSerialPort(portRef);
// Act
var result = sut.Disconnect(portRef);
// Assert
Assert.True(result);
Assert.False(port.IsOpen);
}
public void GivenConnected_WhenDispose_ThenAllPortsDisposed()
{
// Arrange
var config = new PrinterConfigurationModel()
{
Port = "com9",
BaudRate = 1001
};
Action <SerialPortAdapterRef, string> callback = delegate(SerialPortAdapterRef portRef, string data)
{
};
var sut = new SerialPortAdapter <TestableSerialPort>();
var portRef = sut.Connect(
config,
callback);
var port = (TestableSerialPort)sut.GetSerialPort(portRef);
// Act
sut.Dispose();
// Assert
Assert.Empty(sut.PortRefs);
Assert.True(port.Disposed);
}