circle.yml

machine:
    environment:
        # Set memory limits for the JVM
        # https://circleci.com/docs/oom/#setting-memory-limits-for-the-jvm
        _JAVA_OPTIONS: "-Xms512m -Xmx2048m"

        # Out of memory errors in Android builds
        # https://circleci.com/docs/oom/#out-of-memory-errors-in-android-builds
        # https://docs.gradle.org/current/userguide/build_environment.html
        GRADLE_OPTS: '-Dorg.gradle.jvmargs="-Xmx2560M -XX:+HeapDumpOnOutOfMemoryError"'

dependencies:
    pre:
        # Cache Android SDK to avoid unnecessary downloads
        # https://discuss.circleci.com/t/android-sdk-support-library-24/5247/5
        - if ! $(grep -q "Revision=25.2.5" /usr/local/android-sdk-linux/tools/source.properties); then echo y | android update sdk --no-ui --all --filter "tools"; fi
        - if ! $(grep -q "Revision=26" /usr/local/android-sdk-linux/platform-tools/source.properties); then echo y | android update sdk --no-ui --all --filter "platform-tools"; fi
        - if [ ! -e /usr/local/android-sdk-linux/build-tools/26.0.1 ]; then echo y | android update sdk --no-ui --all --filter "build-tools-26.0.1"; fi
        - if [ ! -e /usr/local/android-sdk-linux/platforms/android-25 ]; then echo y | android update sdk --no-ui --all --filter "android-25"; fi
        - if ! $(grep -q "Revision=47.0.0" /usr/local/android-sdk-linux/extras/android/m2repository/source.properties); then echo y | android update sdk --no-ui --all --filter "extra-android-m2repository"; fi
        - if ! $(grep -q "Revision=57.0.0" /usr/local/android-sdk-linux/extras/google/m2repository/source.properties); then echo y | android update sdk --no-ui --all --filter "extra-google-m2repository"; fi
        - if [ ! -e /usr/local/android-sdk-linux/extras/m2repository/com/android/support/constraint/constraint-layout-solver/1.0.2 ]; then echo y | $ANDROID_HOME/tools/bin/sdkmanager "extras;m2repository;com;android;support;constraint;constraint-layout;1.0.2"; fi

    cache_directories:
        - /usr/local/android-sdk-linux/tools
        - /usr/local/android-sdk-linux/platform-tools
        - /usr/local/android-sdk-linux/build-tools/26.0.1
        - /usr/local/android-sdk-linux/platforms/android-25
        - /usr/local/android-sdk-linux/extras/android/m2repository
        - /usr/local/android-sdk-linux/extras/google/m2repository
        - /usr/local/android-sdk-linux/extras/m2repository

test:
    override:
        # Disable incremental dexing on all gradle commands to speed up clean builds
        # https://sites.google.com/a/android.com/tools/tech-docs/new-build-system/2-5-alpha-gradle-plugin/trying-gradle-plugin-2-5
        - ./gradlew pmd -Pandroid.useDexArchive=false
        - ./gradlew findbugs -Pandroid.useDexArchive=false
        - ./gradlew lint -Pandroid.useDexArchive=false
        - ./gradlew checkstyle -Pandroid.useDexArchive=false
        - ./gradlew testDebugUnitTest -Pandroid.useDexArchive=false
        
        # Instrumented tests take time, so only run them on master
        # SD card needed for circleci-android22 image
        # https://circleci.com/docs/1.0/android/
        - if [ $CIRCLE_BRANCH = 'master' ]; then mksdcard -l e 128M sdcard.img; fi
        - if [ $CIRCLE_BRANCH = 'master' ]; then emulator -avd circleci-android22 -sdcard sdcard.img -no-window; fi:
            background: true
            parallel: true
        - if [ $CIRCLE_BRANCH = 'master' ]; then circle-android wait-for-boot; fi
        - if [ $CIRCLE_BRANCH = 'master' ]; then ./gradlew connectedCheck -Pandroid.useDexArchive=false; fi

    post:
        - cp -r app/build/reports/checkstyle $CIRCLE_TEST_REPORTS

        - mkdir -p $CIRCLE_TEST_REPORTS/lint
        - find . -type f -regex ".*/app/build/reports/lint-results-*.*" -exec cp {} $CIRCLE_TEST_REPORTS/lint/ \;

        - mkdir -p $CIRCLE_TEST_REPORTS/findbugs
        - find . -type f -regex ".*/app/build/reports/findbugs/findbugs.*" -exec cp {} $CIRCLE_TEST_REPORTS/findbugs/ \;

        - mkdir -p $CIRCLE_TEST_REPORTS/pmd
        - find . -type f -regex ".*/app/build/reports/pmd/pmd*.*" -exec cp {} $CIRCLE_TEST_REPORTS/pmd/ \;

        - mkdir -p $CIRCLE_TEST_REPORTS/tests
        - find . -type f -regex ".*/app/build/test-results/.*.xml" -exec cp {} $CIRCLE_TEST_REPORTS/tests/ \;

        - if [ $CIRCLE_BRANCH = 'master' ]; then cp -r app/build/outputs/apk $CIRCLE_ARTIFACTS; fi
        - if [ $CIRCLE_BRANCH = 'master' ]; then cp -r app/build/reports/androidTests/connected $CIRCLE_TEST_REPORTS/androidTests; fi