add support for pytest5 (#2)

Author: skshetry

noxfile.py

@@ -5,7 +5,7 @@
 import nox
 
 nox.options.reuse_existing_virtualenvs = True
-nox.options.sessions = "lint", "tests"
+nox.options.sessions = "lint", "tests", "tests-pytest5"
 locations = "pytest_test_utils", "tests.py"
 
 
@@ -18,6 +18,13 @@ def tests(session: nox.Session) -> None:
     session.run("coverage", "report", "--show-missing", "--skip-covered")
 
 
+@nox.session(python=["3.7"], name="tests-pytest5")
+def tests_pytest5(session: nox.Session) -> None:
+    session.install(".[tests]")
+    session.install("pytest==5.0.0")
+    session.run("coverage", "run", "-m", "pytest", "tests.py")
+
+
 @nox.session
 def lint(session: nox.Session) -> None:
     session.install("pre-commit")

pytest_test_utils/pytest_plugin.py

@@ -1,21 +1,21 @@
 from pathlib import Path
-from typing import Iterator, Type
+from typing import TYPE_CHECKING, Iterator, Type
 
 import pytest
-from pytest import TempPathFactory
 
 from . import TempDirFactory, TmpDir, matchers
 
+if TYPE_CHECKING:
+    from pytest import MonkeyPatch, TempPathFactory
+
 
 @pytest.fixture(scope="session")
-def tmp_dir_factory(tmp_path_factory: TempPathFactory) -> TempDirFactory:
+def tmp_dir_factory(tmp_path_factory: "TempPathFactory") -> TempDirFactory:
     return TempDirFactory(tmp_path_factory)
 
 
 @pytest.fixture
-def tmp_dir(
-    tmp_path: Path, monkeypatch: pytest.MonkeyPatch
-) -> Iterator[TmpDir]:
+def tmp_dir(tmp_path: Path, monkeypatch: "MonkeyPatch") -> Iterator[TmpDir]:
     tmp = TmpDir(tmp_path)
     monkeypatch.chdir(tmp_path)
     yield tmp

setup.cfg

@@ -1,6 +1,6 @@
 [metadata]
 name = pytest_test_utils
-version = 0.0.4
+version = 0.0.5
 license = Apache License 2.0
 license_file = LICENSE
 url = https://github.com/iterative/pytest-test-utils
@@ -20,7 +20,7 @@ python_requires = >=3.7
 zip_safe = False
 packages = find:
 install_requires=
-    pytest
+    pytest>=5
 
 [options.extras_require]
 tests =

tests.py

@@ -2,14 +2,17 @@
 from datetime import datetime, timedelta
 from pathlib import Path
 from types import SimpleNamespace
-from typing import Type
+from typing import TYPE_CHECKING, Type
 
 import pytest
 
 from pytest_test_utils import TmpDir, matchers
 from pytest_test_utils.matchers import Matcher
 from pytest_test_utils.tmp_dir_factory import TempDirFactory
 
+if TYPE_CHECKING:
+    from pytest import TempPathFactory
+
 # pylint: disable=redefined-outer-name
 
 
@@ -81,7 +84,7 @@ def test_cat(tmp_dir: TmpDir) -> None:
 
 
 def test_tmp_dir_factory(
-    tmp_path_factory: pytest.TempPathFactory, tmp_dir_factory: TempDirFactory
+    tmp_path_factory: "TempPathFactory", tmp_dir_factory: TempDirFactory
 ) -> None:
     assert isinstance(tmp_dir_factory, TempDirFactory)
     tmp_dir = tmp_dir_factory.mktemp("test-dir")