Add legacypath plugin, move py.path stuff there

doc/en/conf.py

@@ -446,3 +446,7 @@ def patched_is_final(self, decorators: List[ast.expr]) -> bool:
         )
 
     sphinx.pycode.parser.VariableCommentPicker.is_final = patched_is_final
+
+    # legacypath.py monkey-patches pytest.Testdir in. Import the file so
+    # that autodoc can discover references to it.
+    import _pytest.legacypath  # noqa: F401

doc/en/reference/reference.rst

@@ -638,7 +638,7 @@ tmpdir
 
 :ref:`tmpdir and tmpdir_factory`
 
-.. autofunction:: _pytest.tmpdir.tmpdir()
+.. autofunction:: _pytest.legacypath.tmpdir()
     :no-auto-options:
 
 

src/_pytest/cacheprovider.py

@@ -20,8 +20,6 @@
 from _pytest import nodes
 from _pytest._io import TerminalWriter
 from _pytest.compat import final
-from _pytest.compat import LEGACY_PATH
-from _pytest.compat import legacy_path
 from _pytest.config import Config
 from _pytest.config import ExitCode
 from _pytest.config import hookimpl
@@ -142,13 +140,6 @@ def mkdir(self, name: str) -> Path:
         res.mkdir(exist_ok=True, parents=True)
         return res
 
-    def makedir(self, name: str) -> LEGACY_PATH:
-        """Return a directory path object with the given name.
-
-        Same as :func:`mkdir`, but returns a legacy py path instance.
-        """
-        return legacy_path(self.mkdir(name))
-
     def _getvaluepath(self, key: str) -> Path:
         return self._cachedir.joinpath(self._CACHE_PREFIX_VALUES, Path(key))
 

src/_pytest/config/__init__.py

@@ -49,8 +49,6 @@
 from _pytest._io import TerminalWriter
 from _pytest.compat import final
 from _pytest.compat import importlib_metadata
-from _pytest.compat import LEGACY_PATH
-from _pytest.compat import legacy_path
 from _pytest.outcomes import fail
 from _pytest.outcomes import Skipped
 from _pytest.pathlib import absolutepath
@@ -240,6 +238,7 @@ def directory_arg(path: str, optname: str) -> str:
     "unittest",
     "capture",
     "skipping",
+    "legacypath",
     "tmpdir",
     "monkeypatch",
     "recwarn",
@@ -949,17 +948,6 @@ def __init__(
 
             self.cache: Optional[Cache] = None
 
-    @property
-    def invocation_dir(self) -> LEGACY_PATH:
-        """The directory from which pytest was invoked.
-
-        Prefer to use :attr:`invocation_params.dir <InvocationParams.dir>`,
-        which is a :class:`pathlib.Path`.
-
-        :type: LEGACY_PATH
-        """
-        return legacy_path(str(self.invocation_params.dir))
-
     @property
     def rootpath(self) -> Path:
         """The path to the :ref:`rootdir <rootdir>`.
@@ -970,16 +958,6 @@ def rootpath(self) -> Path:
         """
         return self._rootpath
 
-    @property
-    def rootdir(self) -> LEGACY_PATH:
-        """The path to the :ref:`rootdir <rootdir>`.
-
-        Prefer to use :attr:`rootpath`, which is a :class:`pathlib.Path`.
-
-        :type: LEGACY_PATH
-        """
-        return legacy_path(str(self.rootpath))
-
     @property
     def inipath(self) -> Optional[Path]:
         """The path to the :ref:`configfile <configfiles>`.
@@ -990,16 +968,6 @@ def inipath(self) -> Optional[Path]:
         """
         return self._inipath
 
-    @property
-    def inifile(self) -> Optional[LEGACY_PATH]:
-        """The path to the :ref:`configfile <configfiles>`.
-
-        Prefer to use :attr:`inipath`, which is a :class:`pathlib.Path`.
-
-        :type: Optional[LEGACY_PATH]
-        """
-        return legacy_path(str(self.inipath)) if self.inipath else None
-
     def add_cleanup(self, func: Callable[[], None]) -> None:
         """Add a function to be called when the config object gets out of
         use (usually coninciding with pytest_unconfigure)."""
@@ -1400,6 +1368,12 @@ def getini(self, name: str):
             self._inicache[name] = val = self._getini(name)
             return val
 
+    # Meant for easy monkeypatching by legacypath plugin.
+    # Can be inlined back (with no cover removed) once legacypath is gone.
+    def _getini_unknown_type(self, name: str, type: str, value: Union[str, List[str]]):
+        msg = f"unknown configuration type: {type}"
+        raise ValueError(msg, value)  # pragma: no cover
+
     def _getini(self, name: str):
         try:
             description, type, default = self._parser._inidict[name]
@@ -1432,13 +1406,7 @@ def _getini(self, name: str):
         #     a_line_list = ["tests", "acceptance"]
         #   in this case, we already have a list ready to use.
         #
-        if type == "pathlist":
-            # TODO: This assert is probably not valid in all cases.
-            assert self.inipath is not None
-            dp = self.inipath.parent
-            input_values = shlex.split(value) if isinstance(value, str) else value
-            return [legacy_path(str(dp / x)) for x in input_values]
-        elif type == "paths":
+        if type == "paths":
             # TODO: This assert is probably not valid in all cases.
             assert self.inipath is not None
             dp = self.inipath.parent
@@ -1453,9 +1421,12 @@ def _getini(self, name: str):
                 return value
         elif type == "bool":
             return _strtobool(str(value).strip())
-        else:
-            assert type in [None, "string"]
+        elif type == "string":
+            return value
+        elif type is None:
             return value
+        else:
+            return self._getini_unknown_type(name, type, value)
 
     def _getconftest_pathlist(
         self, name: str, path: Path, rootpath: Path

src/_pytest/fixtures.py

@@ -46,8 +46,6 @@
 from _pytest.compat import getimfunc
 from _pytest.compat import getlocation
 from _pytest.compat import is_generator
-from _pytest.compat import LEGACY_PATH
-from _pytest.compat import legacy_path
 from _pytest.compat import NOTSET
 from _pytest.compat import safe_getattr
 from _pytest.config import _PluggyPlugin
@@ -528,11 +526,6 @@ def module(self):
             raise AttributeError(f"module not available in {self.scope}-scoped context")
         return self._pyfuncitem.getparent(_pytest.python.Module).obj
 
-    @property
-    def fspath(self) -> LEGACY_PATH:
-        """(deprecated) The file system path of the test module which collected this test."""
-        return legacy_path(self.path)
-
     @property
     def path(self) -> Path:
         if self.scope not in ("function", "class", "module", "package"):