public void Should_respect_immediate_mode()
{
var program = "104,99,99";
var outputProgram = new OutputProgram(new IntCodeValidator());
Assert.That(outputProgram.Process(program, 0), Is.EqualTo("99"));
}
public void Should_run_program_from_start_position()
{
var outputProgram = new OutputProgram(new IntCodeValidator());
var program = "1,2,3,4,99,4,10,99,0,0,10";
Assert.That(outputProgram.Process(program, 5), Is.EqualTo("10"));
}
public void Should_validate_op_code_4(string program)
{
var outputProgram = new OutputProgram(new IntCodeValidator());
var ex = Assert.Throws <InvalidOpCodeException>(() => outputProgram.Process(program));
Assert.That(ex.Message, Does.Contain("Invalid input: op code (first integer)"));
}
public void Should_validate_input_is_a_valid_program()
{
var validatorSpy = A.Fake <IIntCodeValidator>();
var outputProgram = new OutputProgram(validatorSpy);
var program = "a,0,99,0";
A.CallTo(() => validatorSpy.SplitString(program)).Returns(new IntCodeValidator().SplitString(program));
Assert.Throws <Exception>(() => outputProgram.Process(program));
A.CallTo(() => validatorSpy.Validate(program)).MustHaveHappened();
}
public void Should_return_value_at_position(string program, string expected)
{
var outputProgram = new OutputProgram(new IntCodeValidator());
Assert.That(outputProgram.Process(program), Is.EqualTo(expected));
}
public void Should_validate_op_code_in_program_configuration(string program)
{
var outputProgram = new OutputProgram(new IntCodeValidator());
Assert.DoesNotThrow(() => outputProgram.Process(program));
}
