protected override void EstablishContext()
{
controlDevice = A.Fake <ISpiControlDevice>();
controlDevice
.CallsTo(device => device.Control(A <uint> .Ignored, A <SpiTransferControlStructure[]> .Ignored))
.Returns(IOCTL_PINVOKE_RESULT_CODE);
connection = new NativeSpiConnection(controlDevice);
// SPI control structure we expect to see during the P/Invoke call
controlStructure = new SpiTransferControlStructure {
BitsPerWord = BITS_PER_WORD,
Length = 5,
Delay = DELAY,
ChipSelectChange = 1,
Speed = SPEED_IN_HZ
};
buffer = A.Fake <ISpiTransferBuffer>();
buffer
.CallsTo(b => b.ControlStructure)
.Returns(controlStructure);
// setup fake collection to return our "prepared" fake buffer
collection = A.Fake <ISpiTransferBufferCollection>();
collection
.CallsTo(c => c.Length)
.Returns(1);
collection
.CallsTo(c => c.GetEnumerator())
.ReturnsLazily(call => new List <ISpiTransferBuffer> {
buffer
}.GetEnumerator());
}
protected override void EstablishContext()
{
controlDeviceMock = new Mock <ISpiControlDevice>();
controlDevice = controlDeviceMock.Object;
controlDeviceMock.Setup(x => x.Control(It.IsAny <uint>(), ref It.Ref <SpiTransferControlStructure> .IsAny)).Returns(IOCTL_PINVOKE_RESULT_CODE);
connection = new NativeSpiConnection(controlDevice);
// SPI control structure we expect to see during the P/Invoke call
controlStructure = new SpiTransferControlStructure
{
BitsPerWord = BITS_PER_WORD,
Length = 5,
Delay = DELAY,
ChipSelectChange = 1,
Speed = SPEED_IN_HZ
};
bufferMock = new Mock <ISpiTransferBuffer>();
buffer = bufferMock.Object;
bufferMock.Setup(x => x.ControlStructure).Returns(controlStructure);
// setup fake collection to return our "prepared" fake buffer
collectionMock = new Mock <ISpiTransferBufferCollection>();
collection = collectionMock.Object;
collectionMock.Setup(x => x.Length).Returns(1);
collectionMock.Setup(x => x.GetEnumerator()).Returns(new List <ISpiTransferBuffer> {
buffer
}.GetEnumerator());
}
protected override void EstablishContext()
{
// SPI control structure we expect to see during the P/Invoke call
controlStructure = new SpiTransferControlStructure
{
BitsPerWord = BITS_PER_WORD,
Length = 5,
Delay = DELAY,
ChipSelectChange = 1,
Speed = SPEED_IN_HZ
};
controlDeviceMock = new Mock <ISpiControlDevice>();
controlDevice = controlDeviceMock.Object;
controlDeviceMock.Setup(x => x.Control(It.IsAny <uint>(), ref It.Ref <SpiTransferControlStructure> .IsAny)).Returns(IOCTL_PINVOKE_RESULT_CODE);
connection = new NativeSpiConnection(controlDevice);
bufferMock = new Mock <ISpiTransferBuffer>();
buffer = bufferMock.Object;
bufferMock.Setup(x => buffer.ControlStructure).Returns(controlStructure);
}
protected override void EstablishContext()
{
// SPI control structure we expect to see during the P/Invoke call
controlStructure = new SpiTransferControlStructure
{
BitsPerWord = BITS_PER_WORD,
Length = 5,
Delay = DELAY,
ChipSelectChange = 1,
Speed = SPEED_IN_HZ
};
controlDevice = A.Fake <ISpiControlDevice>();
A.CallTo(() => controlDevice.Control(A <uint> .Ignored, ref controlStructure))
.WithAnyArguments()
.Returns(IOCTL_PINVOKE_RESULT_CODE);
connection = new NativeSpiConnection(controlDevice);
buffer = A.Fake <ISpiTransferBuffer>();
A.CallTo(() => buffer.ControlStructure)
.Returns(controlStructure);
}
/// <summary>
/// The function manipulates the underlying device parameters of special files. In particular, many operating characteristics of character special files (e.g. terminals) may be controlled with ioctl requests.
/// </summary>
/// <param name="request">A device-dependent request code.</param>
/// <param name="data">The data to be transmitted.</param>
/// <returns>Usually, on success zero is returned. A few ioctls use the return value as an output parameter and return a nonnegative value on success. On error, -1 is returned, and errno is set appropriately.</returns>
public int Control(UInt32 request, ref SpiTransferControlStructure data)
{
var result = ioctl(file.Descriptor, request, ref data);
return(result);
}
private static extern int ioctl(int descriptor, UInt32 request, ref SpiTransferControlStructure data);