.travis.yml

language: android
jdk: oraclejdk8
android:
  components:
    # Uncomment the lines below if you want to
    # use the latest revision of Android SDK Tools
     - tools
     - platform-tools

    # The BuildTools version used by your project
    - build-tools-26.0.2

    # The SDK version used to compile your project
    - android-26

    # Additional components
    - extra-google-google_play_services
    - extra-google-m2repository
    - extra-android-m2repository
    - addon-google_apis-google-26

    # Specify at least one system image,
    # if you need to run emulator(s) during your tests
    - sys-img-armeabi-v7a-android-26
    - sys-img-armeabi-v7a-android-19
    - sys-img-armeabi-v7a-android-22

  licenses:
    - 'android-sdk-preview-license-52d11cd2'
    - 'android-sdk-license-.+'
    - 'google-gdk-license-.+'

  before_script:
    # Create and start emulator
    - chmod +x ./gradlew
    - echo no | android create avd --force -n test -t android-22 --abi armeabi-v7a
    - emulator -avd test -no-skin -no-audio -no-window &
    - android-wait-for-emulator
    - adb shell input keyevent 82 &

  script: ./gradlew test checkstyle lint