CircleCI script for Android builds

circle.yml

#
# Build configuration for Circle CI
#

machine:
    environment:
        ANDROID_HOME: /usr/local/android-sdk-linux
        GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx2048m -XX:+HeapDumpOnOutOfMemoryError"'
        _JAVA_OPTIONS: "-Xms512m -Xmx1024m"
        ANDROID_API_LEVEL: 25
        ANDROID_BUILD_TOOLS_VERSION: 25.0.2
    java:
        version: oraclejdk8

dependencies:
    cache_directories:
        - ~/.gradle
        - ~/.android
        - /usr/local/android-sdk-linux/extras

    pre:
        - if [ ! -d "$ANDROID_HOME/tools" ]; then echo y | android update sdk --no-ui --all --filter "tools"; fi
        - if [ ! -d "$ANDROID_HOME/build-tools/$ANDROID_BUILD_TOOLS_VERSION" ]; then echo y | android update sdk --no-ui --all --filter "build-tools-$ANDROID_BUILD_TOOLS_VERSION"; fi
        - if [ ! -d "$ANDROID_HOME/platforms/android-$ANDROID_API_LEVEL" ]; then echo y | android update sdk --no-ui --all --filter "android-$ANDROID_API_LEVEL"; fi
        - if [ ! -d "$ANDROID_HOME/add-ons/addon-google_apis-google-$ANDROID_API_LEVEL" ]; then echo y | android update sdk --no-ui --all --filter "addon-google_apis-google-$ANDROID_API_LEVEL"; fi
        - echo y | android update sdk --no-ui --all --filter "extra-google-m2repository"
        - echo y | android update sdk --no-ui --all --filter "extra-android-m2repository"
        - echo y | android update sdk --no-ui --all --filter "extra-google-google_play_services"
        
test:
    override:
        - ./gradlew clean test --continue --console=plain