Expand test coverage with comprehensive test suite

.github/workflows/cibuildwheel.yml

@@ -12,9 +12,36 @@ on:
       - main
 
 jobs:
+  unit_tests:
+    if: github.event_name == 'pull_request'
+    name: Unit tests on ${{ matrix.os }} / Python ${{ matrix.python }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 30
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-14, windows-latest]
+        python: ['3.8', '3.9', '3.10', '3.11', '3.12', '3.13', '3.14']
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          submodules: recursive
+      - uses: actions/setup-python@v5
+        with:
+          python-version: ${{ matrix.python }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip wheel setuptools
+          python -m pip install numpy pytest
+      - name: Build and install
+        run: python -m pip install -e .
+      - name: Run tests
+        run: pytest tests -vv
+
   build_wheels:
     name: Build wheels on ${{ matrix.os }}
     runs-on: ${{ matrix.os }}
+    timeout-minutes: 90
     strategy:
       # Ensure that a wheel builder finishes even if another fails
       fail-fast: false
@@ -286,12 +313,14 @@ jobs:
           CIBW_MANYLINUX_AARCH64_IMAGE: ${{ matrix.manylinux_image }}
           CIBW_BUILD: cp${{ matrix.python }}-${{ matrix.platform_id }}
           CIBW_BEFORE_BUILD: pip install pybind11
-          CIBW_TEST_COMMAND: python {project}/tests/_ci_debug_import.py && pytest {project}/tests -vv
-          CIBW_TEST_COMMAND_WINDOWS: python {project}\tests\_ci_debug_import.py && pytest {project}\tests -vv
+          CIBW_TEST_COMMAND: python {project}/tests/_ci_test_runner.py
+          CIBW_TEST_COMMAND_WINDOWS: python {project}\tests\_ci_test_runner.py
           CIBW_TEST_REQUIRES: pytest numpy
+          CIBW_TEST_SKIP: ${{ github.event_name == 'pull_request' && '*' || '' }}
           CIBW_BUILD_VERBOSITY: 1
           CIBW_ARCHS: ${{ matrix.arch }}
           MACOSX_DEPLOYMENT_TARGET: ${{ matrix.macosx_deployment_target }}
+          CIBW_ENVIRONMENT: CIBW_PLATFORM_ID=${{ matrix.platform_id }}
       - uses: actions/upload-artifact@v4
         with:
           name: wheels-${{ matrix.platform_id }}-py${{ matrix.python }}