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How to use test_expect_none method in pyshould

Best Python code snippet using pyshould_python

test_option.py

Source:test_option.py

...31    # Extracting the contained value32    def test_expect_some(self):33        some = option(1)34        self.assertEqual(1, some.expect(''))35    def test_expect_none(self):36        none = option()37        with self.assertRaises(OptionException):38            none.expect('')39    def test_expect_custom_error(self):40        none = option()41        with self.assertRaises(ValueError):42            none.expect(ValueError(''))43    def test_unwrap_some(self):44        some = option(1)45        self.assertEqual(1, some.unwrap())46    def test_unwrap_none(self):47        none = option()48        with self.assertRaises(OptionException):49            none.unwrap()...

none_test.py

Source:none_test.py

...12    with pytest.raises(AssertionError):13        'foo' | should.be.none14    with pytest.raises(AssertionError):15        [1, 2, 3] | should.be.none16def test_expect_none(expect):17    None | expect.to.be.none18    with pytest.raises(AssertionError):19        False | expect.to.be.none20    with pytest.raises(AssertionError):21        'foo' | expect.to.be.none22    with pytest.raises(AssertionError):23        [1, 2, 3] | expect.to.be.none24def test_none_operator(ctx):25    assert NoneOperator(ctx).match(None) == (True, [])...

expect.py

Source:expect.py

...11        expect_all(1, 2).to_be_integer()12    def test_expect_any(self):13        expect_any([1, 2]).to_equal(2)14        expect_any(1, 2).to_equal(2)15    def test_expect_none(self):16        expect_none([1, 2]).to_equal(0)17        expect_none(1, 2).to_equal(0)18    def test_expect_quantifiers(self):19        expect(all_of(1, 2)).to_be_integer()20        expect(any_of([1, 2])).to_eq(1)21    def test_ignore_keywords(self):22        it(1).should.be_an_int()...

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