de-men · thaihuynhxyz · Mar 10, 2026 · Mar 10, 2026 · Mar 10, 2026 · Mar 10, 2026
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -36,8 +36,39 @@ jobs:
       - name: Analyze project source
         run: flutter analyze --fatal-infos
 
-      - name: Run tests
-        run: flutter test
+      - name: Run tests with coverage
+        run: flutter test --coverage
+
+      - name: Generate coverage badge
+        if: github.ref == 'refs/heads/master'
+        run: |
+          COVERAGE=$(python3 -c "
+          import re
+          with open('coverage/lcov.info') as f:
+              content = f.read()
+          total = hit = 0
+          for block in content.split('end_of_record'):
+              lf = re.search(r'LF:(\d+)', block)
+              lh = re.search(r'LH:(\d+)', block)
+              if lf and lh:
+                  total += int(lf.group(1))
+                  hit += int(lh.group(1))
+          print(f'{hit/total*100:.0f}' if total else '0')
+          ")
+          echo "COVERAGE=$COVERAGE" >> $GITHUB_ENV
+
+      - name: Create coverage badge
+        if: github.ref == 'refs/heads/master'
+        uses: schneegans/dynamic-badges-action@v1.7.0
+        with:
+          auth: ${{ secrets.GIST_TOKEN }}
+          gistID: ${{ vars.COVERAGE_GIST_ID }}
+          filename: coverage.json
+          label: coverage
+          message: ${{ env.COVERAGE }}%
+          valColorRange: ${{ env.COVERAGE }}
+          minColorRange: 50
+          maxColorRange: 90
 
       - name: Build web
         run: flutter build web --release --base-href /

diff --git a/.gitignore b/.gitignore
@@ -11,5 +11,8 @@ html/
 # Directory created by dartdoc
 doc/api/
 
+# Test coverage
+coverage/
+
 # IDE
 .idea/
diff --git a/README.md b/README.md
@@ -1,6 +1,7 @@
 # Âm Lịch
 
 [![CI](https://github.com/de-men/amlich/actions/workflows/ci.yml/badge.svg)](https://github.com/de-men/amlich/actions/workflows/ci.yml)
+[![codecov](https://img.shields.io/endpoint?url=https://gist.githubusercontent.com/thaihuynhxyz/750c80dac4c020472e8510f5ca8c8b7a/raw/coverage.json)](https://github.com/de-men/amlich/actions/workflows/ci.yml)
 
 [A web app](https://amlich.demen.org) that converts between solar (Gregorian) and Vietnamese lunar dates, built with [Flutter for web](https://flutter.dev/web).
 

diff --git a/docs/.last_build_id b/docs/.last_build_id
diff --git a/docs/CNAME b/docs/CNAME
diff --git a/docs/assets/AssetManifest.json b/docs/assets/AssetManifest.json
diff --git a/docs/assets/FontManifest.json b/docs/assets/FontManifest.json
diff --git a/docs/assets/LICENSE b/docs/assets/LICENSE
diff --git a/docs/assets/NOTICES b/docs/assets/NOTICES
diff --git a/docs/assets/fonts/MaterialIcons-Regular.otf b/docs/assets/fonts/MaterialIcons-Regular.otf
diff --git a/docs/assets/fonts/MaterialIcons-Regular.ttf b/docs/assets/fonts/MaterialIcons-Regular.ttf
diff --git a/docs/assets/fonts/MyFlutterApp.ttf b/docs/assets/fonts/MyFlutterApp.ttf
diff --git a/docs/canvaskit/canvaskit.js b/docs/canvaskit/canvaskit.js
diff --git a/docs/canvaskit/canvaskit.wasm b/docs/canvaskit/canvaskit.wasm
diff --git a/docs/canvaskit/profiling/canvaskit.js b/docs/canvaskit/profiling/canvaskit.js
diff --git a/docs/canvaskit/profiling/canvaskit.wasm b/docs/canvaskit/profiling/canvaskit.wasm
diff --git a/docs/favicon.png b/docs/favicon.png
diff --git a/docs/flutter_service_worker.js b/docs/flutter_service_worker.js
diff --git a/docs/index.html b/docs/index.html