config.yml

circleci

version: 2

references:

  ## Cache

  cache_key: &cache_key
    key: cache-{{ checksum "gradle/wrapper/gradle-wrapper.properties" }}-{{ checksum "build.gradle" }}-{{ checksum "mobile/build.gradle" }}
  restore_cache: &restore_cache
    restore_cache:
      <<: *cache_key
  save_cache: &save_cache
    save_cache:
      <<: *cache_key
      paths:
        - ~/.gradle
        - ~/.m2

  ## Workspace

  workspace: &workspace
    ~/workspace
  attach_debug_workspace: &attach_debug_workspace
    attach_workspace:
      at: *workspace
  attach_release_workspace: &attach_release_workspace
    attach_workspace:
      at: *workspace
  persist_debug_workspace: &persist_debug_workspace
    persist_to_workspace:
      root: *workspace
      paths:
        - mobile/build/intermediates
        - mobile/build/outputs/androidTest-results
        - mobile/build/outputs/apk
        - mobile/build/outputs/code-coverage
        - mobile/build/test-results
  persist_release_workspace: &persist_release_workspace
    persist_to_workspace:
      root: *workspace
      paths:
        - mobile/build
  attach_firebase_workspace: &attach_firebase_workspace
    attach_workspace:
      at: *workspace
  persist_firebase_workspace: &persist_firebase_workspace
    persist_to_workspace:
      root: *workspace
      paths:
        - firebase

  ## Docker image configurations

  android_config: &android_config
    working_directory: *workspace
    docker:
      - image: circleci/android:api-27-alpha
    environment:
      TERM: dumb
      _JAVA_OPTIONS: "-Xmx2048m -XX:+UnlockExperimentalVMOptions -XX:+UseCGroupMemoryLimitForHeap"
      GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx2048m"'
  gcloud_config: &gcloud_config
    working_directory: *workspace
    docker:
      - image: google/cloud-sdk:latest
    environment:
      TERM: dumb

  ## Keys

  # Android Key Store

  export_android_key: &export_android_key
    run:
      name: Export Android key store environment variable
      command: echo 'export ANDROID_KEY_STORE="$ANDROID_KEY_STORE"' >> $BASH_ENV
  decode_android_key: &decode_android_key
    run:
      name: Decode Android key store
      command: echo $ANDROID_KEY_STORE | base64 -di > key-store.jks

  # Google Services

  export_gservices_key: &export_gservices_key
    run:
      name: Export Google Services key environment variable
      command: echo 'export GOOGLE_SERVICES_KEY="$GOOGLE_SERVICES_KEY"' >> $BASH_ENV
  decode_gservices_key: &decode_gservices_key
    run:
      name: Decode Google Services key
      command: echo $GOOGLE_SERVICES_KEY | base64 -di > mobile/google-services.json

  # Google Cloud Service

  export_gcloud_key: &export_gcloud_key
    run:
      name: Export Google Cloud Service key environment variable
      command: echo 'export GCLOUD_SERVICE_KEY="$GCLOUD_SERVICE_KEY"' >> $BASH_ENV
  decode_gcloud_key: &decode_gcloud_key
    run:
      name: Decode Google Cloud credentials
      command: echo $GCLOUD_SERVICE_KEY | base64 -di > ${HOME}/client-secret.json

  # Fabric

  export_fabric_key: &export_fabric_key
    run:
      name: Export Fabric key
      command: echo 'export FABRIC_KEY="$FABRIC_KEY"' >> $BASH_ENV
  decode_fabric_key: &decode_fabric_key
    run:
      name: Decode Fabric key
      command: echo $FABRIC_KEY | base64 -di > mobile/fabric.properties

jobs:

  ## Build debug APK and instrumented test APK

  build_debug:
    <<: *android_config
    steps:
      - checkout
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *save_cache
      - *export_gservices_key
      - *decode_gservices_key
      - run:
          name: Gradle build (debug)
          command: ./gradlew -PciBuild=true :mobile:assembleDebug :mobile:assembleAndroidTest
      - *persist_debug_workspace
      - store_artifacts:
          path: mobile/build/outputs/apk/
          destination: /apk/

  ## Build release APK

  build_release:
    <<: *android_config
    steps:
      - checkout
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *save_cache
      - *export_android_key
      - *decode_android_key
      - *export_gservices_key
      - *decode_gservices_key
      - *export_fabric_key
      - *decode_fabric_key
      - run:
          name: Gradle build (release)
          command: ./gradlew -PciBuild=true :mobile:assembleRelease
      - *persist_release_workspace
      - store_artifacts:
          path: mobile/build/outputs/apk/
          destination: /apk/
      - store_artifacts:
          path: mobile/build/outputs/mapping/
          destination: /mapping/

  ## Check code quality

  check_quality:
    <<: *android_config
    steps:
      - checkout
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *save_cache
      - *export_gservices_key
      - *decode_gservices_key
      - run:
          name: Run Checkstyle
          command: ./gradlew -PciBuild=true :mobile:customCheckstyle
      - run:
          name: Run FindBugs
          command: ./gradlew -PciBuild=true :mobile:customFindBugs
      - *persist_debug_workspace
      - store_artifacts:
          path: mobile/build/reports/
          destination: /reports/

  ## Run unit tests

  test_unit:
    <<: *android_config
    steps:
      - checkout
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *save_cache
      - *export_gservices_key
      - *decode_gservices_key
      - run:
          name: Run unit tests
          command: ./gradlew -PciBuild=true :mobile:testDebugUnitTest
      - *persist_debug_workspace
      - store_artifacts:
          path: mobile/build/reports/
          destination: /reports/
      - store_test_results:
          path: mobile/build/test-results/
          destination: /test-results/

  ## Run instrumented tests

  test_instrumented:
    <<: *gcloud_config
    steps:
      - *attach_debug_workspace
      - *export_gcloud_key
      - *decode_gcloud_key
      - run:
          name: Set Google Cloud target project
          command: gcloud config set project newspaper-84169
      - run:
          name: Authenticate with Google Cloud
          command: gcloud auth activate-service-account firebase-adminsdk-p9qvk@newspaper-84169.iam.gserviceaccount.com --key-file ${HOME}/client-secret.json
      - run:
          name: Run instrumented test on Firebase Test Lab
          command: gcloud firebase test android run --type instrumentation --app mobile/build/outputs/apk/debug/mobile-debug.apk --test mobile/build/outputs/apk/androidTest/debug/mobile-debug-androidTest.apk --device model=sailfish,version=26,locale=en_US,orientation=portrait --environment-variables coverage=true,coverageFile=/sdcard/tmp/code-coverage/connected/coverage.ec --directories-to-pull=/sdcard/tmp --timeout 20m
      - run:
          name: Create directory to store test results
          command: mkdir firebase
      - run:
          name: Download instrumented test results from Firebase Test Lab
          command: gsutil -m cp -r -U "`gsutil ls gs://test-lab-3udbiqpdyp0d0-miwcp7d69v80m | tail -1`*" /root/workspace/firebase/
      - *persist_firebase_workspace
      - store_artifacts:
          path: firebase/
          destination: /firebase/

  ## Submit JaCoCo coverage report

  report_coverage:
    <<: *android_config
    steps:
      - checkout
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *attach_debug_workspace
      - *attach_firebase_workspace
      - run:
          name: Move Firebase coverage report
          command: mkdir -p mobile/build/outputs/code-coverage/connected && cp firebase/sailfish-26-en_US-portrait/artifacts/coverage.ec mobile/build/outputs/code-coverage/connected/coverage.ec
      - *export_gservices_key
      - *decode_gservices_key
      - run:
          name: Generate JaCoCo report
          command: ./gradlew -PciBuild=true :mobile:jacocoTestReport
      - run:
          name: Upload coverage report to Codacy
          command: ./gradlew -PciBuild=true uploadCoverageToCodacy
      - run:
          name: Upload coverage report to CodeCov
          command: bash <(curl -s https://codecov.io/bash)
      - store_artifacts:
          path: mobile/build/reports/
          destination: /reports/

  ## Deploy release APK to Fabric Beta

  deploy:
    <<: *android_config
    steps:
      - checkout
      - *attach_release_workspace
      - *restore_cache
      - run:
          name: Download dependencies
          command: ./gradlew androidDependencies
      - *export_fabric_key
      - *decode_fabric_key
      - run:
          name: Deploy to Fabric Beta
          command: ./gradlew -PciBuild=true :mobile:crashlyticsUploadDistributionRelease

workflows:
  version: 2
  workflow:
    jobs:
      - build_debug
      - build_release
      - check_quality:
          requires:
            - build_debug
      - test_unit:
          requires:
            - build_debug
      - test_instrumented:
          requires:
            - build_debug
      - report_coverage:
          requires:
            - test_unit
            - test_instrumented
      - deploy:
          filters:
            branches:
              only:
                - master
          requires:
            - build_release
            - check_quality
            - test_unit
            - test_instrumented