Function test_boolean_flag

tests/test_basic.py:249–256

(runner, default, args, expect)

    ),
)
def test_boolean_flag(runner, default, args, expect):
    @click.command()
    @click.option("--f", is_flag=True, default=default)
    def cli(f):
        return f

    result = runner.invoke(cli, args, standalone_mode=False)
    assert result.return_value is expect


@pytest.mark.parametrize(