def test_record_repr(self):
a = Record(x=20, y=30, z=40)
s= repr(a)
self.assertTrue(s.startswith("Record("))
self.assertTrue("x=20" in s)
self.assertTrue("y=30" in s)
self.assertTrue("z=40" in s)
self.assertTrue(s.endswith(")"))
def test_create(self):
r = Record(x=10, y=20, z=30)
self.assertEqual(r.x, 10)
self.assertEqual(r.y, 20)
self.assertEqual(r.z, 30)
def test_record_str(self):
a = Record(x=20, y=30, z=40)
s= str(a)
self.assertTrue("x=20" in s)
self.assertTrue("y=30" in s)
self.assertTrue("z=40" in s)
def test_record_pickle_roundtrip(self):
a = Record(x=20, y=80, z=50)
s = pickle.dumps(a)
b = pickle.loads(s)
self.assertEqual(a, b)
def test_record_inequality_negative(self):
a = Record(x=10, y=20, z=30)
b = Record(x=10, y=20, z=30)
self.assertFalse(a != b)
def test_record_inequality_positive(self):
a = Record(x=10, y=20, z=30)
b = Record(x=10, y=40, z=30)
self.assertTrue(a != b)
def test_create_empty(self):
r = Record()
def test_create_positional_error(self):
self.assertRaises(TypeError, lambda: Record(10, 20, 30))
