language: minimal

env:
  global:
    - BORINGSSL_HOME="$HOME/boringssl"
    - CXXFLAGS="-std=c++11"
    - GOOGLE_JAVA_FORMAT_VERSION=1.1

cache:
  directories:
    - $HOME/.gradle/caches/
    - $HOME/.gradle/wrapper/dists/

matrix:
  include:
    ###
    ### Linux build is the only platform that builds Android here.
    ###
    - os: linux
      dist: xenial

      env:
        - ANDROID_TOOLS_URL="https://dl.google.com/android/repository/sdk-tools-linux-4333796.zip"
        - ANDROID_HOME="$HOME/android-sdk-linux"
        - JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
        - JAVA11_HOME=/usr/lib/jvm/java-11-openjdk-amd64
        - CC=clang-5.0
        - CXX=clang++-5.0
        - PATH="$JAVA_HOME/bin:$PATH"
        - TERM=dumb # to stop verbose build output

      before_install:
        - curl -L $ANDROID_TOOLS_URL -o $HOME/tools.zip
        - unzip -q $HOME/tools.zip -d $ANDROID_HOME
        # Accept all the license agreements
        - yes | $ANDROID_HOME/tools/bin/sdkmanager --licenses
        # sdkmanager 26.1.1 produces an enormous amount of progress info
        # Append tr '\r' '\n' | uniq to all the commands to suppress it
        - $ANDROID_HOME/tools/bin/sdkmanager tools | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager platform-tools | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager 'build-tools;28.0.3' | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager 'platforms;android-26' | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager 'extras;android;m2repository' | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager 'ndk;21.3.6528147' | tr '\r' '\n' | uniq
        - $ANDROID_HOME/tools/bin/sdkmanager 'cmake;3.10.2.4988404' | tr '\r' '\n' | uniq
        - gimme 1.13 # Needed for BoringSSL build
        - source ~/.gimme/envs/go1.13.env

      addons:
        apt:
          sources:
            - llvm-toolchain-xenial-5.0
            - openjdk-r-java
            - ubuntu-toolchain-r-test
          packages:
            - clang-5.0
            - clang-format-5.0  # for style checks
            - g++-multilib
            - gcc-multilib
            - libc6-dev-i386
            - libc6-dev:i386
            - linux-libc-dev
            - ninja-build
            - openjdk-8-jdk # for building
            - openjdk-11-jre # for running tests with Java 11

before_cache:
  - find $HOME/.gradle -name "*.lock" -exec rm {} \;
  - rm -rf $HOME/.gradle/caches/[1-9]*

before_script:
  # Get Google Java Format
  - curl -L https://github.com/google/google-java-format/releases/download/google-java-format-1.1/google-java-format-${GOOGLE_JAVA_FORMAT_VERSION}-all-deps.jar -o $HOME/gjf.jar

  # get BoringSSL
  - mkdir $BORINGSSL_HOME
  - git clone --depth 1 https://boringssl.googlesource.com/boringssl $BORINGSSL_HOME

  # Build BoringSSL for 64-bit
  - mkdir $BORINGSSL_HOME/build64 && pushd $BORINGSSL_HOME/build64
  - cmake -DCMAKE_POSITION_INDEPENDENT_CODE=TRUE -DCMAKE_BUILD_TYPE=Release -DCMAKE_ASM_FLAGS=-Wa,--noexecstack -GNinja ..
  - ninja
  - popd

  # Get git-clang-format
  - if [ ! -d "$HOME/bin" ]; then mkdir $HOME/bin; fi
  - curl -L https://llvm.org/svn/llvm-project/cfe/trunk/tools/clang-format/git-clang-format -o $HOME/bin/git-clang-format
  - chmod 0755 $HOME/bin/git-clang-format
  - export PATH="$HOME/bin:$PATH"

  # We need this to find the merge-base
  - if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" != "false" ]];
    then
        git fetch origin +refs/heads/${TRAVIS_BRANCH}:refs/remotes/origin/${TRAVIS_BRANCH};
    fi

script:
  # MacOS (BSD) xargs is missing some nice features that make this easy, so skip it.
  - if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" != "false" ]];
    then
        git rev-list $(git merge-base HEAD origin/master)..HEAD | xargs -i git clang-format --binary=$(which clang-format-5.0) --style=file --diff {}^ {} | ( git apply; true ) && git diff --exit-code || { git reset --hard; false; }
    fi
  - if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" != "false" ]];
    then
        git rev-list $(git merge-base HEAD origin/master)..HEAD | xargs -i git diff-tree --no-commit-id --name-only -r {} | grep -E '\.java$' | xargs -r git ls-files | xargs -r java -jar $HOME/gjf.jar -a -i --fix-imports-only && git diff --exit-code || { git reset --hard; false; }
    fi

  - ./gradlew build -PcheckErrorQueue

  # Also test with Java 11 on linux
  - if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" != "false" ]];
    then
      ./gradlew check -DjavaExecutable64=${JAVA11_HOME}/bin/java -PcheckErrorQueue;
    fi

after_script:
  - "[ -f android/build/outputs/lint-results-debug.xml ] && cat android/build/outputs/lint-results-debug.xml"