ci: integrate Codecov and pytest-cov

Author: filipchristiansen

.github/workflows/ci.yml

@@ -18,13 +18,19 @@ jobs:
         os: [ubuntu-latest, macos-latest, windows-latest]
         python-version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13"]
 
+        include:
+          - os: ubuntu-latest
+            python-version: "3.13"
+            coverage: true
+
     steps:
     - uses: actions/checkout@v4
 
     - name: Set up Python
       uses: actions/setup-python@v5
       with:
         python-version: ${{ matrix.python-version }}
+
     - name: Locate pip cache
       id: pip-cache
       shell: bash
@@ -36,15 +42,35 @@ jobs:
         path: ${{ steps.pip-cache.outputs.dir }}
         key: ${{ runner.os }}-pip-${{ hashFiles('pyproject.toml') }}
         restore-keys: ${{ runner.os }}-pip-
+
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
         python -m pip install ".[dev]"
 
     - name: Run tests
+      if: ${{ matrix.coverage != true }}
       run: pytest
 
-    #  Run pre-commit only on Python 3.13 + ubuntu.
+    - name: Run tests and collect coverage
+      if: ${{ matrix.coverage == true }}
+      run: |
+        pytest \
+        --cov=gitingest \
+        --cov=server \
+        --cov-report=xml \
+        --cov-report=term
+
+    - name: Upload coverage to Codecov
+      if: ${{ matrix.coverage == true }}
+      uses: codecov/codecov-action@v5
+      with:
+        files: coverage.xml
+        flags: ${{ matrix.os }}-py${{ matrix.python-version }}
+        name: codecov-${{ matrix.os }}-${{ matrix.python-version }}
+        fail_ci_if_error: true
+        verbose: true
+
     - name: Run pre-commit hooks
       uses: pre-commit/action@v3.0.1
       if: ${{ matrix.python-version == '3.13' && matrix.os == 'ubuntu-latest' }}

pyproject.toml

@@ -41,6 +41,7 @@ dev = [
     "pre-commit",
     "pytest",
     "pytest-asyncio",
+    "pytest-cov",
     "pytest-mock",
 ]
 

requirements-dev.txt

@@ -3,4 +3,5 @@ eval-type-backport
 pre-commit
 pytest
 pytest-asyncio
+pytest-cov
 pytest-mock