Method _setup_tree

testing/test_conftest.py:465–528

(self, pytester: Pytester)

class TestConftestVisibility:
    def _setup_tree(self, pytester: Pytester) -> Dict[str, Path]:  # for issue616
        # example mostly taken from:
        # https://mail.python.org/pipermail/pytest-dev/2014-September/002617.html
        runner = pytester.mkdir("empty")
        package = pytester.mkdir("package")

        package.joinpath("conftest.py").write_text(
            textwrap.dedent(
                """\
                import pytest
                @pytest.fixture
                def fxtr():
                    return "from-package"
                """
            )
        )
        package.joinpath("test_pkgroot.py").write_text(
            textwrap.dedent(
                """\
                def test_pkgroot(fxtr):
                    assert fxtr == "from-package"
                """
            )
        )

        swc = package.joinpath("swc")
        swc.mkdir()
        swc.joinpath("__init__.py").touch()
        swc.joinpath("conftest.py").write_text(
            textwrap.dedent(
                """\
                import pytest
                @pytest.fixture
                def fxtr():
                    return "from-swc"
                """
            )
        )
        swc.joinpath("test_with_conftest.py").write_text(
            textwrap.dedent(
                """\
                def test_with_conftest(fxtr):
                    assert fxtr == "from-swc"
                """
            )
        )

        snc = package.joinpath("snc")
        snc.mkdir()
        snc.joinpath("__init__.py").touch()
        snc.joinpath("test_no_conftest.py").write_text(
            textwrap.dedent(
                """\
                def test_no_conftest(fxtr):
                    assert fxtr == "from-package"   # No local conftest.py, so should
                                                    # use value from parent dir's
                """
            )