Add Android instrumentation test on emulator

Author: kirklandsign

.github/workflows/_android.yml

@@ -66,6 +66,16 @@ jobs:
           # avoid permission issue
           sudo chown -R "${USER}" /opt/android
 
+      - name: Download Artifacts
+        shell: bash
+        run: |
+          set -eux
+          curl -O https://gha-artifacts.s3.amazonaws.com/${{ github.repository }}/${{ github.run_id }}/artifacts/llm_demo/app-debug-androidTest.apk
+          # TODO: Either export, or use persistent storage
+          curl -O https://gha-artifacts.s3.amazonaws.com/${{ github.repository }}/11395155337/artifacts/stories110M_xnnpack/model.zip
+          unzip model.zip
+          mv *.pte model.pte
+
       - name: Gradle cache
         uses: gradle/actions/setup-gradle@v3
 

build/run_android_emulator.sh

@@ -20,3 +20,9 @@ $ADB_PATH devices
 
 # TODO: Run tests on emulator here, atm the script only boots up the emulator
 # and exits without doing anything yet
+adb install -t app-debug-androidTest.apk
+
+adb shell mkdir -p /data/local/tmp/llama
+adb push model.pte /data/local/tmp/llama
+adb push tokenizer.bin /data/local/tmp/llama
+adb shell am instrument -w -r com.example.executorchllamademo.test/androidx.test.runner.AndroidJUnitRunner