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Unittest

Last updated:
Reference:docs.python.org

Usage ​

python
import unittest

class TestHello(unittest.TestCase):
    def test_hello(self):
        self.assertIsNotNone('Hello!')

    @unittest.skip('Skip me')
    def test_nothing(self):
        pass

Run:

shell
python -m unittest
python -m unittest discover -s tests
python -m unittest tests.test_module.TestClass.test_method

Asserts ​

python
## All the assert methods accept a msg argument
assertEqual(a, b)
assertNotEqual(a, b)
assertGreater(a, b)
assertGreaterEqual(a, b)
assertLess(a, b)
assertLessEqual(a, b)
assertTrue(x)
assertFalse(x)
assertIs(a, b)
assertIsNot(a, b)
assertIsNone(x)
assertIsNotNone(x)
assertIn(a, b)
assertNotIn(a, b)
assertIsInstance(a, b)
assertNotIsInstance(a, b)
assertRaises(exc, fun, *args, **kwds)