def test_ex_af_afprim_exchanges_correctly(self):
cpu = CPU(ROM(b'\x08'))
cpu.AF = 0x11
cpu.AFPrim = 0x22
cpu.readOp()
self.assertEqual(0x22, cpu.AF)
self.assertEqual(0x11, cpu.AFPrim)
def test_ex_af_afprim_exchanges_correctly(self):
cpu = CPU(ROM('\x08'))
cpu.AF = 0x11
cpu.AFPrim = 0x22
cpu.readOp()
self.assertEqual(0x22, cpu.AF)
self.assertEqual(0x11, cpu.AFPrim)
def test_push_takes_11_t_states(self):
ram = RAM()
cpu = CPU(ROM('\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(11, cpu.t_states)
def test_push_takes_3_m_cycles(self):
ram = RAM()
cpu = CPU(ROM('\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(3, cpu.m_cycles)
def test_push_takes_11_t_states(self):
ram = RAM()
cpu = CPU(ROM(b'\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(11, cpu.t_states)
def test_push_takes_3_m_cycles(self):
ram = RAM()
cpu = CPU(ROM(b'\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(3, cpu.m_cycles)
def test_push_correctly_stores_af_on_stack(self):
ram = RAM()
cpu = CPU(ROM('\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(0x22, ram[0x1006])
self.assertEqual(0x33, ram[0x1005])
def test_push_correctly_stores_af_on_stack(self):
ram = RAM()
cpu = CPU(ROM(b'\xF5'), ram)
cpu.AF = 0x2233
cpu.SP = 0x1007
cpu.readOp()
self.assertEqual(0x22, ram[0x1006])
self.assertEqual(0x33, ram[0x1005])