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How to use load_config_dict_from_file method in Pytest

Best Python code snippet using pytest

test_findpaths.py

Source:test_findpaths.py

...8    def test_empty_pytest_ini(self, tmp_path: Path) -> None:9        """pytest.ini files are always considered for configuration, even if empty"""10        fn = tmp_path / "pytest.ini"11        fn.write_text("", encoding="utf-8")12        assert load_config_dict_from_file(fn) == {}13    def test_pytest_ini(self, tmp_path: Path) -> None:14        """[pytest] section in pytest.ini files is read correctly"""15        fn = tmp_path / "pytest.ini"16        fn.write_text("[pytest]\nx=1", encoding="utf-8")17        assert load_config_dict_from_file(fn) == {"x": "1"}18    def test_custom_ini(self, tmp_path: Path) -> None:19        """[pytest] section in any .ini file is read correctly"""20        fn = tmp_path / "custom.ini"21        fn.write_text("[pytest]\nx=1", encoding="utf-8")22        assert load_config_dict_from_file(fn) == {"x": "1"}23    def test_custom_ini_without_section(self, tmp_path: Path) -> None:24        """Custom .ini files without [pytest] section are not considered for configuration"""25        fn = tmp_path / "custom.ini"26        fn.write_text("[custom]", encoding="utf-8")27        assert load_config_dict_from_file(fn) is None28    def test_custom_cfg_file(self, tmp_path: Path) -> None:29        """Custom .cfg files without [tool:pytest] section are not considered for configuration"""30        fn = tmp_path / "custom.cfg"31        fn.write_text("[custom]", encoding="utf-8")32        assert load_config_dict_from_file(fn) is None33    def test_valid_cfg_file(self, tmp_path: Path) -> None:34        """Custom .cfg files with [tool:pytest] section are read correctly"""35        fn = tmp_path / "custom.cfg"36        fn.write_text("[tool:pytest]\nx=1", encoding="utf-8")37        assert load_config_dict_from_file(fn) == {"x": "1"}38    def test_unsupported_pytest_section_in_cfg_file(self, tmp_path: Path) -> None:39        """.cfg files with [pytest] section are no longer supported and should fail to alert users"""40        fn = tmp_path / "custom.cfg"41        fn.write_text("[pytest]", encoding="utf-8")42        with pytest.raises(pytest.fail.Exception):43            load_config_dict_from_file(fn)44    def test_invalid_toml_file(self, tmp_path: Path) -> None:45        """.toml files without [tool.pytest.ini_options] are not considered for configuration."""46        fn = tmp_path / "myconfig.toml"47        fn.write_text(48            dedent(49                """50            [build_system]51            x = 152            """53            ),54            encoding="utf-8",55        )56        assert load_config_dict_from_file(fn) is None57    def test_valid_toml_file(self, tmp_path: Path) -> None:58        """.toml files with [tool.pytest.ini_options] are read correctly, including changing59        data types to str/list for compatibility with other configuration options."""60        fn = tmp_path / "myconfig.toml"61        fn.write_text(62            dedent(63                """64            [tool.pytest.ini_options]65            x = 166            y = 20.067            values = ["tests", "integration"]68            name = "foo"69            """70            ),71            encoding="utf-8",72        )73        assert load_config_dict_from_file(fn) == {74            "x": "1",75            "y": "20.0",76            "values": ["tests", "integration"],77            "name": "foo",78        }79class TestCommonAncestor:80    def test_has_ancestor(self, tmp_path: Path) -> None:81        fn1 = tmp_path / "foo" / "bar" / "test_1.py"82        fn1.parent.mkdir(parents=True)83        fn1.touch()84        fn2 = tmp_path / "foo" / "zaz" / "test_2.py"85        fn2.parent.mkdir(parents=True)86        fn2.touch()87        assert get_common_ancestor([fn1, fn2]) == tmp_path / "foo"...

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