def test_not(self):
mc = Microcontroller()
self.assertEqual(0, mc.acc)
mc.execute("not")
self.assertEqual(100, mc.acc)
mc.register('acc').write('-999')
mc.execute("not")
self.assertEqual(0, mc.acc)
def test_acc_register(self):
mc1 = Microcontroller(name='mc1', gpio=1)
acc = mc1.register('acc')
self.assertEqual(0, acc.read())
self.assertEqual(0, mc1.acc)
mc1.execute('add 1')
self.assertEqual(1, acc.read())
self.assertEqual(1, mc1.acc)
def test_mov_to_null(self):
c = """
mov 100 null
mov 50 acc
mov null acc
"""
mc = Microcontroller()
mc.execute(c)
self.assertEqual(0, mc.acc)
def test_add_and_sub(self):
mc1 = Microcontroller(name="mc1", gpio=1)
mc1.execute('add 1')
self.assertEqual(1, mc1.acc)
mc1.execute('add 1')
self.assertEqual(2, mc1.acc)
mc1.execute('sub 1')
self.assertEqual(1, mc1.acc)
mc1.execute('#sub 1')
self.assertEqual(1, mc1.acc)
with self.assertRaises(x.CommandException):
mc1.execute('lawl')
def test_tgt(self):
code = """
tgt acc 2
+ mov 3 acc
- mov 1 acc
"""
mc = Microcontroller()
mc.execute(code)
self.assertEqual(1, mc.acc)
mc.register('acc').write(2)
mc.execute(code)
self.assertEqual(1, mc.acc)
def test_mov(self):
mc1 = Microcontroller(name='mc1', dats=1)
acc = mc1.register('acc')
dat = mc1.register('dat')
acc.write(42)
mc1.execute('mov acc dat')
self.assertEqual(42, dat.read())
self.assertEqual(42, acc.read())
dat.write(12)
mc1.execute('mov dat acc')
self.assertEqual(12, acc.read())
self.assertEqual(12, dat.read())
def test_teq(self):
code = """
teq acc 2
+ mov 1 acc
- mov 3 acc
"""
mc = Microcontroller(name='mc1')
mc.execute(code)
self.assertEqual(3, mc.acc)
mc.register('acc').write(2)
self.assertEqual(2, mc.acc)
mc.execute(code)
self.assertEqual(1, mc.acc)
def test_jump(self):
code = """
a:add 1
teq acc 5
- jmp a
"""
mc = Microcontroller()
mc.execute(code)
self.assertEqual(5, mc.acc)
code = """
a:
add 1
teq acc 5
- jmp a
"""
mc = Microcontroller()
mc.execute(code)
self.assertEqual(5, mc.acc)
def test_dst(self):
mc = Microcontroller()
mc.register('acc').write(567)
mc.execute('dst 0 9')
self.assertEqual(569, mc.acc)
mc.register('acc').write(567)
mc.execute('dst 1 9')
self.assertEqual(597, mc.acc)
mc.register('acc').write(567)
mc.execute('dst 2 9')
self.assertEqual(967, mc.acc)
mc.register('acc').write(567)
mc.execute('dst 3 9')
self.assertEqual(0, mc.acc)
def test_dgt(self):
mc = Microcontroller()
mc.register('acc').write(567)
mc.execute('dgt 0')
self.assertEqual(7, mc.acc)
mc.register('acc').write(567)
mc.execute('dgt 1')
self.assertEqual(6, mc.acc)
mc.register('acc').write(567)
mc.execute('dgt 2')
self.assertEqual(5, mc.acc)
mc.register('acc').write(567)
mc.execute('dgt 3')
self.assertEqual(0, mc.acc)
def test_mov_to_port(self):
c1 = """
mov 10 p0
"""
c2 = """
add p1
"""
mc1 = Microcontroller(gpio=1)
mc2 = Microcontroller(gpio=2)
mc1.p0.link(mc2.p1)
mc1.execute(c1)
mc2.execute(c2)
self.assertEqual(10, mc2.acc)
mc2.execute(c2)
self.assertEqual(20, mc2.acc)
def test_nop(self):
mc = Microcontroller()
mc.execute("nop")
def test_mul(self):
mc = Microcontroller()
mc.register('acc').write(2)
mc.execute('mul 5')
self.assertEqual(10, mc.acc)
def test_execute_bad_register(self):
mc = Microcontroller(name='mc1', dats=0)
with self.assertRaises(x.RegisterException):
mc.execute('mov 1 dat')