.travis.yml

# Use the Travis Container-Based Infrastructure
sudo: false
language: android
jdk: oraclejdk8

cache:
  directories:
    - ${TRAVIS_BUILD_DIR}/gradle/caches/
    - ${TRAVIS_BUILD_DIR}/gradle/wrapper/dists/
  
env:
  global:
    - ANDROID_API_LEVEL=24 # 25 Error: Invalid --abi armeabi-v7a for the selected target
    - ANDROID_BUILD_TOOLS_VERSION=25.0.2
    - ANDROID_ABI=armeabi-v7a
    - ADB_INSTALL_TIMEOUT=20 # minutes (2 minutes by default)
    
android:
  components:
    - tools # to get the new `repository-11.xml`
    - platform-tools
    - tools # to install Android SDK tools 25.1.x, https://github.com/travis-ci/travis-ci/issues/6040#issuecomment-219367943
    - build-tools-$ANDROID_BUILD_TOOLS_VERSION
    - android-$ANDROID_API_LEVEL
    - android-25
    # Support library
    - extra-android-support
    # Latest artifacts in local repository
    - extra-android-m2repository
    # Specify at least one system image
    - sys-img-armeabi-v7a-android-$ANDROID_API_LEVEL
    
before_install:
  - mkdir "$ANDROID_HOME/licenses" || true
  - echo -e "\n8933bad161af4178b1185d1a37fbf41ea5269c55" > "$ANDROID_HOME/licenses/android-sdk-license"

before_script:
  # Create and start emulator
  - echo no | android create avd --force -n test -t "android-"$ANDROID_API_LEVEL --abi $ANDROID_ABI
  - emulator -avd test -no-skin -no-window &
  - android-wait-for-emulator

script:
    - ./gradlew clean connectedCheck --stacktrace