adds unittest.yml

Author: chalmerlowe

.github/workflows/unittest.yml

@@ -0,0 +1,118 @@
+on:
+  pull_request:
+    branches:
+      - autogen
+  # Trigger workflow on GitHub merge queue events
+  # See https://docs.github.com/en/actions/using-workflows/events-that-trigger-workflows#merge_group
+  merge_group:
+    types: [checks_requested]
+name: unittest
+
+permissions:
+  contents: read
+
+jobs:
+  unit:
+    # TODO(https://github.com/googleapis/gapic-generator-python/issues/2303): use `ubuntu-latest` once this bug is fixed.
+    # Use ubuntu-22.04 until Python 3.7 is removed from the test matrix
+    # https://docs.github.com/en/actions/using-github-hosted-runners/using-github-hosted-runners/about-github-hosted-runners#standard-github-hosted-runners-for-public-repositories
+    runs-on: ubuntu-22.04
+    strategy:
+      matrix:
+        python: ['3.9', '3.10', "3.11", "3.12", "3.13"]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python }}
+    - name: Install nox
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install nox
+    - name: Run unit tests
+      env:
+        COVERAGE_FILE: .coverage-${{ matrix.python }}
+        BUILD_TYPE: presubmit
+        TEST_TYPE: unit
+        PY_VERSION: ${{ matrix.python }}
+      run: |
+        nox -s unit-${{ matrix.python }}
+    - name: Upload coverage results
+      uses: actions/upload-artifact@v4
+      with:
+        name: coverage-artifact-${{ '{{' }} matrix.python {{ '}}' }}
+        path: .coverage-${{ matrix.python }}
+  unit-extended:
+    name: ${{ matrix.option }}
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python: ["3.13"]
+        option: ["prerelease_deps"]
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: ${{ matrix.python }}
+    - name: Install nox
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install nox
+    - name: Run ${{ matrix.option }} tests
+      env:
+        BUILD_TYPE: presubmit
+        TEST_TYPE: ${{ matrix.option }}
+        # TODO(https://github.com/googleapis/google-cloud-python/issues/13775): Specify `PY_VERSION` rather than relying on the default python version of the nox session.
+        PY_VERSION: "unused"
+      run: |
+        nox -s unit-${{ matrix.option }}-${{ matrix.python }}
+
+  cover:
+    runs-on: ubuntu-latest
+    needs:
+        - unit
+    steps:
+    - name: Checkout
+      uses: actions/checkout@v4
+      # Use a fetch-depth of 2 to avoid error `fatal: origin/main...HEAD: no merge base`
+      # See https://github.com/googleapis/google-cloud-python/issues/12013
+      # and https://github.com/actions/checkout#checkout-head.
+      with:
+        fetch-depth: 2
+    - name: Setup Python
+      uses: actions/setup-python@v5
+      with:
+        python-version: "3.10"
+    - name: Set number of files changes in packages directory
+      id: packages
+      run: echo "::set-output name=num_files_changed::$(git diff HEAD~1 -- packages | wc -l)"
+    - name: Install coverage
+      if: steps.packages.num_files_changed > 0
+      run: |
+        python -m pip install --upgrade setuptools pip wheel
+        python -m pip install coverage
+    - name: Download coverage results
+      if: ${{ steps.date.packages.num_files_changed > 0 }}
+      uses: actions/download-artifact@v4
+      with:
+        path: .coverage-results/
+    - name: Report coverage results
+      if: ${{ steps.date.packages.num_files_changed > 0 }}
+      run: |
+        find .coverage-results -type f -name '*.zip' -exec unzip {} \;
+        coverage combine .coverage-results/**/.coverage*
+        coverage report --show-missing --fail-under=100