Python config.Config类代码示例

def test_perform_guesswork(capfd, reset_sys_argv, move_home_pypackage):
    """Ensure the user can deselect guesses when using interactive."""

    conf = Config()
    conf.name = "previously existing"
    sys.argv = ["py-build", "-i"]
    guesses = OrderedDict([
        ("name", "some name"),
        ("py_modules", "some_thing"),
        ("scripts", ["bin/something"]),
        ("package_data", ["thing/data/file_1"]),
    ])

    with mock.patch.object(guessing, "_guess_at_things", return_value=guesses):
        with mock.patch.object(guessing, "INPUT",
                               side_effect=iter(["1", "-3", "2", ""])):
            guessing.perform_guesswork(conf, get_options())

    assert conf.name == "previously existing"
    assert not hasattr(conf, "py_modules")
    assert conf.package_data == {"previously existing": ["thing/data/file_1"]}
    assert conf.scripts == ["bin/something"]

    out, err = capfd.readouterr()
    assert "name will not be guessed" in out
    assert "py_modules will not be guessed" in out

    assert not err

def test_verify_key__list_object():
    """If an attribute should be a list, it should be listed."""

    conf = Config()
    conf.foo = "not a list"
    conf._verify_key("foo", list)
    assert conf.foo == ["not a list"]

def test_verify_key__dict_types():
    """If a dict is provided with types, the key/values should be coerced."""

    conf = Config()
    conf.foo = {3.14: "500.123"}
    conf._verify_key("foo", {str: float})
    assert conf.foo == {"3.14": 500.123}

def test_perform_guesswork__ignore(capfd, reset_sys_argv, move_home_pypackage):
    """If the user responds with 'all', ignore all guesses."""

    conf = Config()
    conf.name = "previously existing"
    sys.argv = ["py-build", "-i"]
    guesses = OrderedDict([
        ("name", "some name"),
        ("py_modules", "some_thing"),
        ("scripts", ["bin/something"]),
        ("package_data", {"some name": ["thing/data/file_1"]}),
    ])

    with mock.patch.object(guessing, "_guess_at_things", return_value=guesses):
        with mock.patch.object(guessing, "INPUT", return_value="all"):
            guessing.perform_guesswork(conf, get_options())

    assert conf.name == "previously existing"
    assert not hasattr(conf, "py_modules")
    assert not hasattr(conf, "package_data")
    assert not hasattr(conf, "scripts")

    out, err = capfd.readouterr()
    assert "ignoring all guesses" in out
    assert not err

def test_verify_key__str_list_values():
    """If the type is list, the items inside should be strings."""

    conf = Config()
    conf.foo = ["bar", 3.14, "baz"]
    conf._verify_key("foo", list)
    assert conf.foo == ["bar", "3.14", "baz"]

def test_verify_key__failure_coerce():
    """Should try to coerce values into their types when not list or dict."""

    conf = Config()
    conf.foo = 3.14
    conf._verify_key("foo", str)
    assert conf.foo == "3.14"

def test_standard_attributes__re_classify(reset_sys_argv):
    """If reclassify is set, classifiers should be in the unconfigured set."""

    conf = Config()
    conf.classifiers = ["fake things"]
    sys.argv = ["py-build", "-R"]
    attrs = configure.standard_attributes(conf, get_options())
    assert "classifiers" in attrs

def test_cmdclass_string():
    """Ensure the cmdclass string outputting is correct."""

    conf = Config(cmdclass={"foo": "MyFooClass", "test": "gets overridden"})
    cmdcls_str = conf._cmdclass_string()
    assert cmdcls_str.startswith("cmdclass={")
    assert "'foo': MyFooClass" in cmdcls_str
    assert "'test': PyPackageTest" in cmdcls_str

def test_verify_key__dict_failure():
    """Do not try to coerce something that should be a dict into one."""

    conf = Config()
    conf.foo = "not a dict"
    with pytest.raises(TypeError) as error:
        conf._verify_key("foo", {})
    assert error.value.args[0] == "foo should be a dict, not str!"

def test_malformed_packages_fallback():
    """Invalid values using find_packages should fallback to their string."""

    garbage = "find_packages([email protected]!^%&)%*_!()$*!*^!%&*(!)[email protected]_!*)"
    conf = Config(packages=[garbage])
    assert conf.packages == [garbage]
    assert conf._as_kwargs.get("packages") == [garbage]
    assert conf._packages_string() == ("packages={}".format(garbage), True)

def test_verify_key__failure():
    """If unable to coerce into the expected type, raise TypeError."""

    conf = Config()
    conf.foo = "something"
    with pytest.raises(TypeError) as error:
        conf._verify_key("foo", float)
    assert error.value.args[0] == "foo should be a float, not str!"

def test_feature_attributes(reset_sys_argv, move_home_pypackage):
    """If we have default runner args they should appear unconfigured."""

    conf = Config()
    conf.runner_args = ["fake", "args"]
    conf._configured_runner_args = False
    attrs = configure.feature_attributes(conf, get_options())
    expected = list(conf._PYPACKAGE_KEYS.keys())
    assert attrs == expected

def test_standard_attributes__re_config(reset_sys_argv):
    """If reconfig is set, all standard attributes should be unconfigured."""

    conf = Config()
    conf.name = "something"
    sys.argv = ["py-build", "-r"]
    attrs = configure.standard_attributes(conf, get_options())
    expected = list(conf._KEYS.keys())[:conf._STD_TO_EXTD_INDEX]
    assert attrs == expected

def test_extended_attributes(reset_sys_argv, move_home_pypackage):
    """Extended attributes should return unset keys past _STD_TO_EXTD_INDEX."""

    conf = Config()
    expected = list(conf._KEYS.keys())[conf._STD_TO_EXTD_INDEX:]
    conf.use_2to3 = True
    expected.remove("use_2to3")
    attrs = configure.extended_attributes(conf, get_options())
    assert attrs == expected

def test_extended_attributes__re_config(reset_sys_argv):
    """If --rebuild is used, all extended attributes should be unconfigured."""

    conf = Config()
    conf.use_2to3 = True
    sys.argv = ["py-build", "-r"]
    attrs = configure.extended_attributes(conf, get_options())
    expected = list(conf._KEYS.keys())[conf._STD_TO_EXTD_INDEX:]
    assert attrs == expected