def test_lt(self):
self.assertTrue(self.bin_neg_32768 < self.bin_1)
self.assertTrue(self.bin_0 < self.bin_1)
self.assertFalse(self.bin_0 < self.bin_0)
self.assertFalse(self.bin_1 < self.bin_0)
self.assertFalse(self.bin_1 < self.bin_1)
self.assertIsNotNone(self.bin_1 < self.bin_1)
self.assertIsNotNone(self.bin_1 < self.bin_neg_1)
self.assertIsNotNone(self.bin_neg_1 < self.bin_neg_1)
self.assertIsNotNone(self.bin_neg_1 < self.bin_neg_3)
self.assertIsNotNone(self.bin_5 < self.bin_neg_3)
self.assertIsNotNone(self.bin_5 < self.bin_1)
self.assertFalse(self.bin_1 < self.bin_neg_1)
self.assertFalse(self.bin_neg_1 < self.bin_neg_1)
self.assertFalse(self.bin_neg_1 < self.bin_neg_3)
self.assertFalse(self.bin_5 < self.bin_neg_3)
self.assertFalse(self.bin_5 < self.bin_1)
self.assertFalse(self.bin_1 < self.bin_neg_5)
self.assertTrue(self.bin_neg_5 < self.bin_1)
self.assertTrue(self.bin_neg_32768 < self.bin_neg_1)
self.assertTrue(self.bin_neg_5 < self.bin_neg_3)
self.assertFalse(self.bin_neg_5 < self.bin_neg_5)
self.assertTrue(self.bin_neg_32768 < self.bin_32767)
self.assertFalse(self.bin_32767 < self.bin_neg_32768)
self.assertFalse(self.bin_neg_32767 < self.bin_neg_32767)
self.assertTrue(self.bin_neg_32767 < self.bin_32767)
self.assertTrue(self.bin_1 < self.bin_32767)
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(Binary('1011'), self.bin_neg_5)
self.assertEqual(Binary('0101'), self.bin_5)
text = inspect.getsource(Binary.__lt__)
self.assertTrue('int' not in text)
def test_add(self):
self.assertEqual(
self.bin_1, self.bin_7 + self.bin_neg_7 + self.bin_5 +
self.bin_neg_3 + self.bin_neg_1)
self.assertEqual(Binary('1001'), self.bin_neg_7)
self.assertEqual(Binary('0111'), self.bin_7)
self.assertEqual(self.bin_0, self.bin_0 + self.bin_0)
self.assertEqual(self.bin_0, self.bin_1 + self.bin_neg_1)
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(self.bin_neg_1, self.bin_0 + self.bin_neg_1)
self.assertEqual(self.bin_neg_2, self.bin_neg_1 + self.bin_neg_1)
with self.assertRaises(RuntimeError):
self.bin_neg_32768 + self.bin_neg_1
with self.assertRaises(RuntimeError):
self.bin_32767 + self.bin_1
self.assertEqual(self.bin_neg_32768, self.bin_0 + self.bin_neg_32768)
self.assertEqual(self.bin_32767, self.bin_0 + self.bin_32767)
self.assertEqual(self.bin_neg_32767, self.bin_1 + self.bin_neg_32768)
self.assertEqual(self.bin_32766, self.bin_neg_1 + self.bin_32767)
text = inspect.getsource(Binary.__add__)
i = text.find('int')
while i >= 0:
self.assertTrue(text[i + 3] == ')')
i = text.find('int', i + 1)
def test_eq(self):
self.assertEqual(Binary("0101"), self.bin_5)
self.assertEqual(Binary("0101"), self.bin_5)
self.assertEqual(Binary("1011"), self.bin_neg_5)
self.assertEqual(Binary("1011"), self.bin_neg_5)
text = inspect.getsource(Binary.__eq__)
self.assertTrue('int' not in text)
def test_repr(self):
self.assertEqual("0000000000000000", repr(self.bin_0))
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual("0000000000000001", repr(self.bin_1))
self.assertEqual(Binary('01'), self.bin_1)
self.assertEqual("1111111111111011", repr(self.bin_neg_5))
self.assertEqual(Binary('1011'), self.bin_neg_5)
self.assertEqual("1111111111111001", repr(self.bin_neg_7))
def binfld(self, event, index):
txt = self.calculator.binflds[index].get()
self.data.bins[index] = Binary(txt)
self.calculator.binflds[index].delete(0, "end")
self.calculator.binflds[index].insert('end',
repr(self.data.bins[index]))
self.restore_flds(index)
def test_sub(self):
self.assertEqual(self.bin_0, self.bin_7 - self.bin_7)
self.assertEqual(self.bin_2, self.bin_neg_3 - self.bin_neg_5)
self.assertEqual(self.bin_neg_7, self.bin_neg_5 - self.bin_2)
self.assertEqual(self.bin_neg_1, self.bin_5 - self.bin_3 - self.bin_3)
self.assertEqual(self.bin_neg_3,
self.bin_neg_5 - self.bin_neg_1 - self.bin_neg_1)
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(Binary('1001'), self.bin_neg_7)
self.assertEqual(Binary('0111'), self.bin_7)
with self.assertRaises(RuntimeError):
self.bin_neg_32768 - self.bin_1
with self.assertRaises(RuntimeError):
self.bin_32767 - self.bin_neg_1
text = inspect.getsource(Binary.__sub__)
self.assertTrue('int' not in text)
def test_int(self):
self.assertEqual(0, int(self.bin_0))
self.assertEqual(1, int(self.bin_1))
self.assertEqual(2, int(self.bin_2))
self.assertEqual(3, int(self.bin_3))
self.assertEqual(5, int(self.bin_5))
self.assertEqual(7, int(self.bin_7))
self.assertEqual(32767, int(self.bin_32767))
self.assertEqual(-1, int(self.bin_neg_1))
self.assertEqual(-3, int(self.bin_neg_3))
self.assertEqual(-5, int(self.bin_neg_5))
self.assertEqual(-7, int(self.bin_neg_7))
self.assertEqual(-32767, int(self.bin_neg_32767))
self.assertEqual(-32768, int(self.bin_neg_32768))
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(Binary('1001'), self.bin_neg_7)
self.assertEqual(Binary('0111'), self.bin_7)
def test_neg(self):
self.assertEqual(self.bin_0, -self.bin_0)
self.assertTrue(self.bin_0 is not -self.bin_0)
self.assertFalse(self.bin_0 is -self.bin_0)
self.assertEqual(self.bin_1, -self.bin_neg_1)
self.assertEqual(self.bin_neg_1, -self.bin_1)
self.assertEqual(self.bin_7, -self.bin_neg_7)
self.assertEqual(self.bin_neg_7, -self.bin_7)
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(Binary('1001'), self.bin_neg_7)
self.assertEqual(Binary('0111'), self.bin_7)
with self.assertRaises(RuntimeError):
-self.bin_neg_32768
with self.assertRaises(RuntimeError):
-self.bin_32767 + self.bin_neg_1 + self.bin_neg_1
text = inspect.getsource(Binary.__neg__)
self.assertTrue('int' not in text)
def test_abs(self):
self.assertEqual(Binary("0101"), abs(self.bin_5))
self.assertEqual(Binary("0101"), abs(self.bin_neg_5))
self.assertEqual(Binary("0"), abs(self.bin_0))
self.assertEqual(Binary(),
self.bin_0) # make sure original instance is intact
self.assertEqual(Binary('1011'), self.bin_neg_5)
self.assertEqual(Binary('0101'), self.bin_5)
self.assertTrue(self.bin_0 is not abs(self.bin_0))
self.assertTrue(self.bin_0 is self.bin_0)
self.assertTrue(self.bin_5 is not abs(self.bin_5))
self.assertFalse(self.bin_0 is abs(self.bin_0))
self.assertFalse(self.bin_5 is abs(self.bin_5))
text = inspect.getsource(Binary.__abs__)
self.assertTrue('int' not in text)
def setUp(self):
self.bin_0 = Binary("")
self.bin_1 = Binary("01")
self.bin_neg_1 = Binary("1")
self.bin_neg_2 = Binary("10")
self.bin_neg_3 = Binary("101")
self.bin_2 = Binary("010")
self.bin_3 = Binary("011")
self.bin_5 = Binary("0101")
self.bin_neg_5 = Binary("1011")
self.bin_7 = Binary("0000000111")
self.bin_neg_7 = Binary("1111111001")
self.bin_neg_32768 = Binary("1000000000000000")
self.bin_32767 = Binary("0111111111111111")
self.bin_neg_32767 = Binary("1000000000000001")
self.bin_32766 = Binary("0111111111111110")
def __init__(self):
self.bins = [Binary(), Binary(), Binary()]
