Add scripts for gcloud auth and running tests

.circleci/config.yml

@@ -21,7 +21,6 @@ references:
 jobs:
   build:
     <<: *config_android
-
     steps:
       - checkout
       - restore_cache:
@@ -45,11 +44,20 @@ jobs:
 
   test_instrumented:
     <<: *config_gcloud
-
     steps:
       - run:
           name: Setup Google Cloud auth
           command: ls
+#          command: scripts/ftl_setup.sh
+      - run:
+          name: Run tests on Firebase Test Lab and download results
+          command: ls
+#          command: scripts/ftl_run_tests.sh $CIRCLE_BUILD_NUM firebase_test_results
+          when: always
+      - store_artifacts:
+          path: firebase_test_results
+      - store_test_Results:
+          path: firebase_test_results
 
 workflows:
   version: 2

scripts/ftl_run_tests.sh

@@ -0,0 +1,30 @@
+#!/bin/sh
+
+BUILD_ID=$1
+TEST_DIR=$2
+
+test_apk() {
+	RESULTS_DIR=$1_$BUILD_ID
+
+    gcloud firebase test android run \
+	    --type instrumentation \
+	    --app $2 \
+	    --test $3 \
+	    --device model=Nexus6P,version=27,locale=en_US,orientation=portrait \
+	    --timeout 30m \
+	    --results-bucket cloud-test-android-devrel-ci \
+	    --results-dir=$RESULTS_DIR \
+	    --no-record-video \
+	    --no-performance-metrics
+
+    # Make result dir
+    mkdir -p "$TEST_DIR/$RESULTS_DIR"
+
+	# Pull down test results
+	gsutil -m cp -r -U "gs://TODO-PROJECT-ID/$RESULTS_DIR/*" "$TEST_DIR/$RESULTS_DIR"
+}
+
+test_apk \
+	"app" \
+	"app/build/outputs/apk/debug/app-debug.apk" \
+	"app/build/outputs/apk/androidTest/debug/app-debug-androidTest.apk"

scripts/ftl_setup.sh

@@ -0,0 +1,19 @@
+#!/bin/sh
+
+# Check if service key environment variable is set; exit if not
+if [ "$GCLOUD_SERVICE_KEY" = "" ]; then
+  echo "GCLOUD_SERVICE_KEY env variable is empty. Exiting."
+  exit 1
+fi
+
+# Export to secrets file
+echo $GCLOUD_SERVICE_KEY | base64 -di > client_secret.json
+
+# Set project ID
+gcloud config set project TODO-PROJECT-ID
+
+# Auth account
+gcloud auth activate-service-account TODO-SERVICE-ACCT-ID --key-file client_secret.json
+
+# Delete secret
+rm client_secret.json