def test_push_pop1():
mem = nc.Memory(None, None)
cpu = nc.NesCPU(mem)
cpu.push(1)
expected = 1
result = cpu.pop()
assert expected == result, result
def test_push_pop2():
mem = nc.Memory(None, None)
cpu = nc.NesCPU(mem)
cpu.push(1)
cpu.push(2)
cpu.push(3)
cpu.push(4)
expected = [4, 3, 2, 1]
result = [cpu.pop() for _ in range(4)]
assert expected == result, result
def test_push():
""" addr = s + 0x0100 """
mem = nc.Memory(None, None)
cpu = nc.NesCPU(mem)
sp = cpu.sp
cpu.push(1)
expected = 1
addr = sp + 0x0100
result = cpu.memory[addr]
assert expected == result, result
def test_load_nes():
nes = nft.prepared_nes()
mem = nc.Memory(None, None)
mem.load_nes(nes)
if len(nes.prg_rom) == 32 * 1024:
expected = nes.prg_rom
else:
expected = nes.prg_rom * 2
result = mem.prg_rom
assert expected == result, result
def setup(self):
width, height = 256, 240
canvas = pg.display.set_mode((width, height))
ppu = np.NesPPU(canvas)
pad = ngp.GamePad()
mem = nc.Memory(ppu, pad)
cpu = nc.NesCPU(mem)
self.cpu = cpu
self.memory = mem
self.ppu = ppu
self.pad = pad
self.key_mapper = {
pg.K_j: 'a',
pg.K_k: 'b',
pg.K_u: 'select',
pg.K_i: 'start',
pg.K_w: 'up',
pg.K_s: 'down',
pg.K_a: 'left',
pg.K_d: 'right',
}
def test_by_log_differ():
differ = ld.LogDiffer.from_json('misc/nestest_log.json')
nes = nft.prepared_nes()
mem = nc.Memory(None, None)
mem.load_nes(nes)
cpu = nc.NesCPU(mem)
# nestest.nes 所需的特殊初始化
cpu.pc = 0xc000
cpu.status = nc._Status(0x24)
while True:
info = cpu.dump_registers()
op, addr, mode = cpu._prepare()
info['op'] = op
info['address'] = address_for_log_info(addr)
try:
differ.diff(info)
except ld.AllTestsPassed:
break
cpu._execute(op, addr, mode)