test_sandbox.py 文件源码

def test_sandbox_violation_raised_hiding_setuptools(self, tmpdir):
        """
        When in a sandbox with setuptools hidden, a SandboxViolation
        should reflect a proper exception and not be wrapped in
        an UnpickleableException.
        """
        def write_file():
            "Trigger a SandboxViolation by writing outside the sandbox"
            with open('/etc/foo', 'w'):
                pass
        sandbox = DirectorySandbox(str(tmpdir))
        with pytest.raises(setuptools.sandbox.SandboxViolation) as caught:
            with setuptools.sandbox.save_modules():
                setuptools.sandbox.hide_setuptools()
                sandbox.run(write_file)

        cmd, args, kwargs = caught.value.args
        assert cmd == 'open'
        assert args == ('/etc/foo', 'w')
        assert kwargs == {}