public void With_BitPosition_Parameter_GreaterThan_7_Then_ArgumentException_IsThrown(
byte targetByteDummy,
bool bitValueDummy,
Domain.Writers.BitToByteWriter sut)
{
//a
ushort bitPositionStub = 8;
//aa
Action writeBitMethodCall = () => sut.WriteBit(targetByteDummy, bitValueDummy, bitPositionStub);
//aaa
writeBitMethodCall.ShouldThrowExactly <ArgumentException>();
}
public void Then_No_Exception_IsThrown(
byte targetByteDummy,
bool bitValueDummy,
Domain.Writers.BitToByteWriter sut)
{
//a
ushort bitPositionDummy = 1;
//aa
Action writeBitMethodCall = () => sut.WriteBit(targetByteDummy, bitValueDummy, bitPositionDummy);
//aaa
writeBitMethodCall.ShouldNotThrow();
}
public void Then_Bit_AtPassedPositon_IsChangedTo_PassedBitValue_InResultByte(
byte targetByteStub,
bool bitValueStub,
Domain.Writers.BitToByteWriter sut)
{
//a
ushort bitPositionStub = 2;
//aa
var resultByte = sut.WriteBit(targetByteStub, bitValueStub, bitPositionStub);
//aaa
var resultBitValue = ((resultByte & (1 << bitPositionStub)) != 0);
resultBitValue.Should().Be(bitValueStub);
}
public void Then_ProvidedMessage_IsStored_InReturned_MessageWriteResult_Buffer(
Domain.Writers.BitToByteWriter bitToByteWriterStub)
{
//a
var messageStub = "Abc";
var targetByteBuffer = new byte[24];
ushort numberOfBitstoUseStub = 2;
var sut = new SutMessageToByteBufferWriter(bitToByteWriterStub);
//aa
var writeResult = sut.WriteMessage(messageStub, targetByteBuffer, numberOfBitstoUseStub);
//aaa
var messageRetrieved = ReadFromWriteResult(writeResult);
messageRetrieved.Should().Be(messageStub);
}
public void Then_Bits_AtThe_RemainingPositions_AreNotChanged_InResultByte(
byte targetByteStub,
bool bitValueStub,
Domain.Writers.BitToByteWriter sut)
{
//a
ushort bitPositionStub = 2;
//aa
var resultByte = sut.WriteBit(targetByteStub, bitValueStub, bitPositionStub);
//aaa
var resultByteWithActivatedBit = (byte)(resultByte | (1 << bitPositionStub));
var originalByteWithActivatedBit = (byte)(targetByteStub | (1 << bitPositionStub));
resultByteWithActivatedBit.Should().Be(resultByteWithActivatedBit);
}
