How to use test_fails_when_no_warning_with_callable method in Testify

Best Python code snippet using Testify_python

assertions_test.py

Source:assertions_test.py

...659        """Test that assert_warns fails when there is no warning thrown."""660        with assertions.assert_raises(AssertionError):661            with assertions.assert_warns():662                pass663    def test_fails_when_no_warning_with_callable(self):664        """Test that assert_warns fails when there is no warning thrown."""665        with assertions.assert_raises(AssertionError):666            def do_nothing():667                pass668            assertions.assert_warns(UserWarning, do_nothing)669    def test_fails_when_incorrect_warning(self):670        """671        Test that assert_warns fails when we pass a specific warning and672        a different warning class is thrown.673        """674        with assertions.assert_raises(AssertionError):675            with assertions.assert_warns(DeprecationWarning):676                self._create_user_warning()677    def test_fails_when_incorrect_warning_with_callable(self):...

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