public void Test_PREFIX()
{
var expectedState = new CpuState();
expectedState.InstructionPrefix = true;
var actualState = new CpuState();
var memoryMock = new Mock <IRandomAccessMemory>();
var instruction = new PREFIX();
instruction.Initialize();
//act
while (!instruction.IsFetchNecessary())
{
instruction.ExecuteCycle(actualState, memoryMock.Object);
}
TestHelper.AssertCpuState(expectedState, actualState);
memoryMock.Verify(m => m.WriteByte(It.IsAny <ushort>(), It.IsAny <byte>()), Times.Never);
}
