Replaces Travis CI with GitHub Actions (#625)

tool/android_ci_script.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+
+set -e
+
+echo "Fetching dependencies and building 'flutter_module'."
+pushd add_to_app/flutter_module
+flutter packages get
+flutter build aar
+popd
+
+echo "Fetching dependencies for 'flutter_module_using_plugin'."
+pushd add_to_app/flutter_module_using_plugin
+flutter packages get
+popd
+
+declare -ar ANDROID_PROJECT_NAMES=(
+    "add_to_app/android_fullscreen" \
+    "add_to_app/android_using_plugin" \
+    "add_to_app/android_using_prebuilt_module" \
+)
+
+for PROJECT_NAME in "${ANDROID_PROJECT_NAMES[@]}"
+do
+    echo "== Testing '${PROJECT_NAME}' on Flutter's ${FLUTTER_VERSION} channel =="
+    pushd "${PROJECT_NAME}"
+
+    ./gradlew --stacktrace assembleDebug
+    ./gradlew --stacktrace assembleRelease
+
+    popd
+done
+
+# If the credentials don't exist, this script isn't being run from within the
+# flutter/samples repo. Rather than throw an error, allow the test to pass
+# successfully.
+if [ ! -f "svc-keyfile.json" ]
+then
+    echo "Keyfile for Firebase Test Lab not found. Skipping integration tests."
+    echo "-- Success --"
+    exit 0
+fi
+
+# At this time, espresso tests only exist for android_fullscreen. These will
+# eventually be rolled out to each Android project and included in the loop
+# above.
+echo "== Espresso testing 'android_fullscreen' on Flutter's ${FLUTTER_VERSION} channel =="
+pushd "add_to_app/android_fullscreen"
+./gradlew app:assembleAndroidTest
+./gradlew app:assembleDebug -Ptarget=../flutter_module/test_driver/example.dart
+gcloud auth activate-service-account --key-file=../../svc-keyfile.json
+gcloud --quiet config set project test-lab-project-ccbec
+gcloud firebase test android run --type instrumentation \
+  --app app/build/outputs/apk/debug/app-debug.apk \
+  --test app/build/outputs/apk/androidTest/debug/app-debug-androidTest.apk\
+  --timeout 5m
+popd
+
+echo "== Run e2e test for testing_app =="
+pushd "testing_app"
+readonly APP_DIR=$(pwd)
+flutter packages get
+flutter build apk
+pushd "android"
+./gradlew app:assembleAndroidTest
+./gradlew app:assembleRelease -Ptarget=${APP_DIR}/test/perf_test_e2e.dart
+popd
+gcloud auth activate-service-account --key-file=../svc-keyfile.json
+gcloud --quiet config set project test-lab-project-ccbec
+gcloud firebase test android run --type instrumentation \
+  --app build/app/outputs/apk/release/app-release.apk \
+  --test build/app/outputs/apk/androidTest/debug/app-debug-androidTest.apk \
+  --timeout 5m
+popd
+
+echo "-- Success --"