/// <summary>
/// Copies a new CPU state based on an existing CPU state
/// </summary>
/// <param name="cpuState">The CPU state to copy</param>
public CPUState(ICPUState cpuState)
{
ProgramCounter = cpuState.ProgramCounter;
Accumulator = cpuState.Accumulator;
Halt = cpuState.Halt;
LastOperation = cpuState.LastOperation;
}
/// <inheritdoc/>
public bool Equals([AllowNull] ICPUState other)
{
if (other == null)
{
return(false);
}
return(this.ProgramCounter == other.ProgramCounter &&
this.Accumulator == other.Accumulator &&
this.Halt == other.Halt &&
(
this.LastOperation == null && other.LastOperation == null ||
this.LastOperation.Equals(other.LastOperation)
));
}
public void Constructor_GivenValidValues_SetsValuesAsExpected(
ICPUState copyFrom,
int expectedProgramCounter,
int expectedAccumulator,
bool expectedHalt,
IOperation expectedLastOperation
)
{
var sut = new CPUState(copyFrom);
Assert.Equal(expectedProgramCounter, sut.ProgramCounter);
Assert.Equal(expectedAccumulator, sut.Accumulator);
Assert.Equal(expectedHalt, sut.Halt);
Assert.Equal(expectedLastOperation, sut.LastOperation);
}
