Migrate to pytest

.github/workflows/ci-sage.yml

@@ -135,7 +135,8 @@ jobs:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies
       run: |
-          python -m pip install --upgrade pip
+          pip install --upgrade pip
+          pip install -r requirements.txt
     - name: Build and check
       run: |
         make -j4 check
@@ -196,7 +197,8 @@ jobs:
     - name: Install dependencies
       run: |
         brew install autoconf
-        python -m pip install --upgrade pip
+        pip install --upgrade pip
+        pip install -r requirements.txt
     - name: Build and check
       # Work around https://github.com/sagemath/cysignals/issues/179
       run: |

MANIFEST.in

@@ -1,6 +1,6 @@
 global-include README README.rst VERSION LICENSE
 global-include Makefile configure configure.ac
-global-include setup.py rundoctests.py testgdb.py *.pyx
+global-include setup.py testgdb.py *.pyx
 graft src
 graft docs/source
 prune build

Makefile

@@ -6,7 +6,7 @@ PYTHON = python3
 PIP = $(PYTHON) -m pip -v
 LS_R = ls -Ra1
 
-DOCTEST = $(PYTHON) -B rundoctests.py
+DOCTEST = $(PYTHON) -m pytest
 
 
 #####################

conftest.py

@@ -0,0 +1,42 @@
+import pathlib
+
+from _pytest.nodes import Collector
+from _pytest.doctest import DoctestModule
+
+collect_ignore = ["src/scripts/cysignals-CSI-helper.py"]
+
+
+def pytest_collect_file(
+    file_path: pathlib.Path,
+    parent: Collector,
+) -> DoctestModule | None:
+    """Collect doctests in cython files and run them as test modules."""
+    config = parent.config
+    if file_path.suffix == ".pyx":
+        if config.option.doctestmodules:
+            return DoctestModule.from_parent(parent, path=file_path)
+    return None
+
+
+# Need to import cysignals to initialize it
+import cysignals
+try:
+    import cysignals.alarm
+except ImportError:
+    pass
+try:
+    import cysignals.signals
+except ImportError:
+    pass
+try:
+    import cysignals.pselect
+except ImportError:
+    pass
+try:
+    import cysignals.pysignals
+except ImportError:
+    pass
+try:
+    import cysignals.tests
+except ImportError:
+    pass

pyproject.toml

@@ -1,3 +1,5 @@
 [build-system]
-requires = ['setuptools', 'Cython>=0.28']
-build-backend = "setuptools.build_meta"
+[tool.pytest.ini_options]
+addopts = "--doctest-modules --import-mode importlib"
+norecursedirs = "builddir docs"
+timeout = 30

requirements.txt

@@ -3,3 +3,5 @@ wheel
 Cython
 Sphinx
 flake8
+pytest
+pytest-timeout