Enables tests for Owl in GHA

Change-Id: I787b7863ccec5ff180630bb631740424e9a7e3f5

.github/workflows/Owl.yaml

@@ -57,3 +57,50 @@ jobs:
         with:
           name: build-reports
           path: ${{ env.SAMPLE_PATH }}/app/build/reports
+
+  test:
+    needs: build
+    runs-on: macOS-latest # enables hardware acceleration in the virtual machine
+    timeout-minutes: 30
+    strategy:
+      matrix:
+        api-level: [23, 26, 29]
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Copy CI gradle.properties
+        run: mkdir -p ~/.gradle ; cp .github/ci-gradle.properties ~/.gradle/gradle.properties
+
+      - name: Set up JDK 1.8
+        uses: actions/setup-java@v1
+        with:
+          java-version: 1.8
+
+      - name: Generate cache key
+        run: ./scripts/checksum.sh $SAMPLE_PATH checksum.txt
+
+      - uses: actions/cache@v2
+        with:
+          path: |
+            ~/.gradle/caches/modules-*
+            ~/.gradle/caches/jars-*
+            ~/.gradle/caches/build-cache-*
+          key: gradle-${{ hashFiles('checksum.txt') }}
+
+      - name: Run instrumentation tests
+        uses: reactivecircus/android-emulator-runner@v2
+        with:
+          api-level: ${{ matrix.api-level }}
+          arch: x86
+          disable-animations: true
+          script: ./gradlew connectedCheck --stacktrace
+          working-directory: ${{ env.SAMPLE_PATH }}
+
+      - name: Upload test reports
+        if: always()
+        uses: actions/upload-artifact@v2
+        with:
+          name: test-reports
+          path: ${{ env.SAMPLE_PATH }}/app/build/reports