python单元测试unittest常用断言
assertEqual(a,b) a==b
assertNotEqual(a,b) a!=b
assertTrue(x) bool(x) is True
assertFalse(x) bool(x) is False
asseertIs(a,b) a is b
assertIsNot(a,b) a is not b
assertIsNone(x) x is None
assertIsNotNone(x) x is not None
assertIn(a,b) a in b
assertNotIn(a,b) a not in b
assertIsInstance(a,b) isinstance(a,b)
assertNotIsInstance(a,b) not isinstance(a,b)