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Add test for WAI instruction

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Mike Naberezny 2014-12-18 22:24:03 -08:00
parent b8bfcfff06
commit de37edae97
1 changed files with 13 additions and 0 deletions
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13
py65/tests/devices/test_mpu65c02.py
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@ -1375,6 +1375,19 @@ class MPUTests(unittest.TestCase, Common6502Tests):
self.assertEqual(0x1F6, mpu.pc)
self.assertEqual(3, mpu.processorCycles) # Crossed boundry
# WAI
def test_wai_sets_waiting(self):
mpu = self._make_mpu()
self.assertFalse(mpu.waiting)
# $0240 WAI
self._write(mpu.memory, 0x0204, [0xCB])
mpu.pc = 0x0204
mpu.step()
self.assertTrue(mpu.waiting)
self.assertEqual(0x0205, mpu.pc)
self.assertEqual(3, mpu.processorCycles)
# Test Helpers
def _get_target_class(self):