Add Codecov support

.coveragerc

@@ -0,0 +1,4 @@
+[report]
+include = font_collector/*
+exclude_lines =
+    @abstractmethod

.github/workflows/run_test.yml

@@ -46,10 +46,22 @@ jobs:
       # We need to conserve mkvtoolnix in the PATH env variable.
       # From https://stackoverflow.com/a/73981698/15835974
 
-    - name: Install pytest
+    - name: Install pytest and pytest-cov
       run: |
         pip install pytest
+        pip install pytest-cov
 
     - name: Run tests
       run: |
         pytest
+
+    - name: Generate coverage report
+      run: |
+        pytest --cov=./ --cov-report=xml
+
+    - name: Upload coverage reports to Codecov
+      uses: codecov/codecov-action@v4.0.1
+      with:
+        fail_ci_if_error: true
+        file: ./coverage.xml
+        token: ${{ secrets.CODECOV_TOKEN }}

.gitignore

@@ -5,4 +5,5 @@ build/
 dist/
 .idea/
 .vscode/
-venv/
+venv/
+.coverage

README.md

@@ -1,4 +1,6 @@
 # FontCollector
+![Codecov](https://app.codecov.io/github/moi15moi/FontCollector)
+
 FontCollector for Advanced SubStation Alpha file.
 This tool allows to recover and/or mux the fonts necessary in an mkv.
 ## Installation