CI(macOS): Enable coverage for pytest on macOS 3

.github/workflows/macos.yml

@@ -59,6 +59,8 @@ jobs:
           test_dependencies: |
             ipython
             pytest
+            coverage
+            pytest-cov
             pytest-github-actions-annotate-failures
             pytest-timeout
             pytest-xdist
@@ -109,10 +111,15 @@ jobs:
         run: |
           PYTHONPATH="$(grass --config python_path):${PYTHONPATH}"
           LD_LIBRARY_PATH="$(grass --config path)/lib:${LD_LIBRARY_PATH}"
+          INITIAL_GISBASE="$(grass --config path)"
+          INITIAL_PWD="${PWD}"
           export PYTHONPATH
           export LD_LIBRARY_PATH
+          export INITIAL_GISBASE
+          export INITIAL_PWD
           pytest \
             @.github/workflows/pytest_args_ci.txt \
+            @.github/workflows/pytest_args_cov.txt \
             @.github/workflows/pytest_args_not_parallel.txt \
             --junitxml=pytest.needs_solo_run.junit.xml \
             -k 'not testsuite'
@@ -126,6 +133,35 @@ jobs:
           pytest \
             @.github/workflows/pytest_args_gunittest.txt \
             --junitxml=pytest.gunittest.junit.xml
+      - name: Fix non-standard installed script paths in coverage data
+        shell: micromamba-shell {0}
+        run: |
+          PYTHONPATH=$(grass --config python_path):$PYTHONPATH
+          LD_LIBRARY_PATH=$(grass --config path)/lib:$LD_LIBRARY_PATH
+          INITIAL_GISBASE="$(grass --config path)"
+          INITIAL_PWD="${PWD}"
+          export PYTHONPATH
+          export LD_LIBRARY_PATH
+          export INITIAL_GISBASE
+          export INITIAL_PWD
+          python utils/coverage_mapper.py
+          coverage combine
+          coverage html
+          coverage json
+      - name: Make python-only code coverage test report available
+        if: ${{ !cancelled() }}
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
+        with:
+          name: >-
+            python-codecoverage-report-${{ 'macos-14' }}
+          path: coverage_html_report
+          retention-days: 1
+      - name: Upload coverage reports to Codecov
+        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24 # v5.4.3
+        with:
+          verbose: true
+          flags: pytest-macos-14
+          name: pytest-macos-14
 
       - name: Upload test results to Codecov
         if: ${{ !cancelled() }}