public void RunMoveCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0103 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.R0 = 10;
processor.Step();
Assert.AreEqual( 10, processor.R0 );
Assert.AreEqual( processor.R0, processor.R3 );
}
public void RunMultiplyCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0501 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.R0 = 10;
processor.R1 = 2;
processor.Step();
Assert.AreEqual( 10, processor.R0 );
Assert.AreEqual( 20, processor.R1 );
}
public void RunDivideCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0601 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.R0 = 2;
processor.R1 = 10;
processor.Step();
Assert.AreEqual( 2, processor.R0 );
Assert.AreEqual( 5, processor.R1 );
}
public void RunNopCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0000 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.Step();
}
public void CreateProcessor()
{
ProcessorE97 processor = new ProcessorE97( new Ram() );
Assert.AreEqual( 0, processor.PC );
}
public void RunStopCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0F00 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.Step();
Assert.AreEqual( 0x0000, processor.PC );
}
public void RunSingleWordCommand()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) )
.Returns( 0x0123 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
int programCounter = processor.PC;
processor.Step();
Assert.AreEqual( 0x0123, processor.PK );
Assert.AreEqual( programCounter + 2, processor.PC );
}
public void RunProgram()
{
var ram = new Mock<IRam>();
ram.Setup( x => x.Read( 0x0000 ) ).Returns( 0x0103 );
ram.Setup( x => x.Read( 0x0002 ) ).Returns( 0x0213 );
ram.Setup( x => x.Read( 0x0004 ) ).Returns( 0x0F00 );
ProcessorE97 processor = new ProcessorE97( ram.Object );
processor.R0 = -2;
processor.R1 = 5;
processor.Run();
Assert.AreEqual( -2, processor.R0 );
Assert.AreEqual( 5, processor.R1 );
Assert.AreEqual( 3, processor.R3 );
}
