version: 2.1
jobs:
  build:
    working_directory: ~/code
    branches:
      only:
        - master
    docker:
      - image: circleci/android:api-29
    environment:
      JVM_OPTS: -Xmx3200m
    steps:
      - checkout
      - restore_cache:
          key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
      #      - run:
      #         name: Chmod permissions #if permission for Gradlew Dependencies fail, use this.
      #         command: sudo chmod +x ./gradlew
      - run:
          name: Download Dependencies
          command: ./gradlew androidDependencies
      - save_cache:
          paths:
            - ~/.gradle
          key: jars-{{ checksum "build.gradle" }}-{{ checksum  "app/build.gradle" }}
      - run:
          name: Run Tests
          command: ./gradlew lint test
      - store_artifacts: # for display in Artifacts: https://circleci.com/docs/2.0/artifacts/ 
          path: app/build/reports
          destination: reports
      - store_test_results: # for display in Test Summary: https://circleci.com/docs/2.0/collect-test-data/
          path: app/build/test-results