Merge pull request hpyproject#256 from steve-s/ss/add-github-actions-…

…cpython-debug-build-job

CI job that runs main tests on CPython debug build

.github/workflows/ci.yml

@@ -51,6 +51,37 @@ jobs:
           python -m pip install pytest pytest-xdist
           python -m pytest -n auto test/
 
+  main_tests_debug:
+    name: Main tests on CPython debug builds
+    runs-on: ${{ matrix.os }}
+    continue-on-error: true
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        python-version: ['3.9', '3.8', '3.7']
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Set up Python from deadsnakes
+        uses: deadsnakes/[email protected]
+        with:
+          python-version: ${{ matrix.python-version }}
+          debug: true
+
+      - name: Check Python debug build
+        run: python -c "import sys; print(hasattr(sys, 'gettotalrefcount'))"
+
+      - name: Install/Upgrade Python dependencies
+        run: python -m pip install --upgrade pip wheel
+
+      - name: Build
+        run: python -m pip install .
+
+      - name: Run tests
+        run: |
+          python -m pip install pytest pytest-xdist
+          python -m pytest -n auto test/
 
   poc_tests:
     name: Proof of concept tests

test/test_hpyfield.py

@@ -97,6 +97,10 @@ def test_gc_track(self):
         if not self.supports_refcounts():
             import pytest
             pytest.skip("CPython only")
+        import sys
+        if hasattr(sys, 'gettotalrefcount'):
+            import pytest
+            pytest.skip("Test fails on debug build: https://github.com/hpyproject/hpy/issues/255")
         # Test that we correctly call PyObject_GC_Track on CPython. The
         # easiest way is to check whether the object is in
         # gc.get_objects().
@@ -132,6 +136,10 @@ def test_gc_track_no_gc_flag(self):
         assert not gc.is_tracked(p)
 
     def test_tp_traverse(self):
+        import sys
+        if hasattr(sys, 'gettotalrefcount'):
+            import pytest
+            pytest.skip("Test fails on debug build: https://github.com/hpyproject/hpy/issues/255")
         import gc
         mod = self.make_module("""
             @DEFINE_PairObject
@@ -239,6 +247,10 @@ def test_store_overwrite(self):
             assert sys.getrefcount(a) == a_refcnt
 
     def test_automatic_tp_dealloc(self):
+        import sys
+        if hasattr(sys, 'gettotalrefcount'):
+            import pytest
+            pytest.skip("Test fails on debug build: https://github.com/hpyproject/hpy/issues/255")
         if not self.supports_refcounts():
             import pytest
             pytest.skip("CPython only")
@@ -265,8 +277,11 @@ def test_automatic_tp_clear(self):
         if not self.supports_refcounts():
             import pytest
             pytest.skip("CPython only")
-
         import sys
+        if hasattr(sys, 'gettotalrefcount'):
+            import pytest
+            pytest.skip("Test fails on debug build: https://github.com/hpyproject/hpy/issues/255")
+
         import gc
         mod = self.make_module("""
             @DEFINE_PairObject