ci: Add built dist test step for cd

.github/workflows/cd.yml

@@ -38,6 +38,50 @@ jobs:
 
       - name: Check products
         run: pipx run twine check dist/*
+
+  test-built-dist:
+    needs: [dist]
+    name: Test built distribution
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+    steps:
+      - uses: actions/[email protected]
+        name: Install Python
+        with:
+          python-version: 3.10
+      - uses: actions/download-artifact@v3
+        with:
+          name: releases
+          path: dist
+      - name: List contents of built dist
+        run: |
+          ls -ltrh
+          ls -ltrh dist
+      - name: Publish to Test PyPI
+        uses: pypa/[email protected]
+        with:
+          repository-url: https://test.pypi.org/legacy/
+          verbose: true
+          skip-existing: true
+      - name: Check pypi packages
+        run: |
+          sleep 3
+          python -m pip install --upgrade pip
+
+          echo "=== Testing wheel file ==="
+          # Install wheel to get dependencies and check import
+          python -m pip install --extra-index-url https://test.pypi.org/simple --upgrade --pre braingeneers
+          python -c "import braingeneers; print(braingeneers.__version__)"
+          echo "=== Done testing wheel file ==="
+
+          echo "=== Testing source tar file ==="
+          # Install tar gz and check import
+          python -m pip uninstall --yes braingeneers
+          python -m pip install --extra-index-url https://test.pypi.org/simple --upgrade --pre --no-binary=:all: braingeneers
+          python -c "import braingeneers; print(braingeneers.__version__)"
+          echo "=== Done testing source tar file ==="
+
 
   publish:
     needs: [dist]
@@ -55,8 +99,4 @@ jobs:
           path: dist
 
       - uses: pypa/gh-action-pypi-publish@release/v1
-        if: github.event_name == 'release' && github.event.action == 'published'
-        with:
-          # Remember to tell (test-)pypi about this repo before publishing
-          # Remove this line to publish to PyPI
-          repository-url: https://test.pypi.org/legacy/
+        if: startsWith(github.ref, 'refs/tags')