def test_swi_0_functionally_correct(self):
swi_instruction = parse_line("swi #0")
processor = Processor()
processor.execute_instruction(swi_instruction)
self.assertEqual(processor.instructions_executed, 1)
self.assertTrue(processor.halted)
def test_execute_instruction(self, mock):
nop_instruction = parse_line("nop")
processor = Processor()
processor.execute_instruction(nop_instruction)
self.assertTrue(mock.called)
self.assertEqual(processor.instructions_executed, 1)
def test_halting(self, mock):
nop_instruction = parse_line("nop")
processor = Processor()
processor.halt()
processor.execute_instruction(nop_instruction)
self.assertFalse(mock.called)
self.assertEqual(processor.instructions_executed, 0)
def test_swi_unhandled_interrupt(self):
swi_instruction = parse_line("swi #99")
processor = Processor()
self.assertRaises(
RuntimeError,
lambda: processor.execute_instruction(swi_instruction))
def setUp(self):
self.proc = Processor()
def setUp(self):
self.cpu = Processor()
