Add tests.yml

.github/workflows/tests.yml

@@ -0,0 +1,22 @@
+name: Run tests
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  test:
+    runs-on: macos-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v2
+      - name: run tests
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: 29
+          script: >
+            - ./gradlew :app:jacocoTestReportGoogleplayDebug
+            - ./gradlew -Pcoverage :app:createGoogleplayDebugAndroidTestCoverageReport
+            - bash <(curl -s https://codecov.io/bash)