# Build Configuration for Travis CI
# https://travis-ci.org

dist: xenial
sudo: required
language: cpp

matrix:
  # Show final status immediately if a test fails.
  fast_finish: true
  allow_failures:
    - env: CHECK_COMMIT_FORMAT=ON
  include:
    # Android build.
    - os: linux
      env: VULKAN_BUILD_TARGET=ANDROID ANDROID_TARGET=android-26 ANDROID_ABI=armeabi-v7a
    # Android 64-bit build.
    - os: linux
      env: VULKAN_BUILD_TARGET=ANDROID ANDROID_TARGET=android-26 ANDROID_ABI=arm64-v8a
    # Linux GCC debug build.
    - os: linux
      compiler: gcc
      env: VULKAN_BUILD_TARGET=LINUX
    # Linux clang debug build.
    - os: linux
      compiler: clang
      env: VULKAN_BUILD_TARGET=LINUX
    # Linux GN debug build.
    - os: linux
      env: VULKAN_BUILD_TARGET=GN
    # Check for proper clang formatting in the pull request.
    - env: CHECK_FORMAT=ON
    # Check for proper commit message formatting for commits in PR
    - env: CHECK_COMMIT_FORMAT=ON

cache: ccache

# Use set -e so that the build fails when a command fails.
# The default action for Travis-CI is to continue running even if a command fails.
# See https://github.com/travis-ci/travis-ci/issues/1066.
# Use the YAML block scalar header (|) to allow easier multiline script coding.

before_install:
  - set -e
  - CMAKE_VERSION=3.10.2
  - |
    if [[ "${TRAVIS_OS_NAME}" == "linux" ]]; then
      # Upgrade to the desired version of CMake
      CMAKE_URL="https://cmake.org/files/v${CMAKE_VERSION%.*}/cmake-${CMAKE_VERSION}-Linux-x86_64.tar.gz"
      echo CMAKE_URL=${CMAKE_URL}
      mkdir cmake-${CMAKE_VERSION} && travis_retry wget --no-check-certificate -O - ${CMAKE_URL} | tar --strip-components=1 -xz -C cmake-${CMAKE_VERSION}
      export PATH=${PWD}/cmake-${CMAKE_VERSION}/bin:${PATH}
    else
      brew install cmake || brew upgrade cmake
    fi
    cmake --version
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]] || [[ "$VULKAN_BUILD_TARGET" == "GN" ]]; then
      # Install the appropriate Linux packages.
      sudo apt-get -qq update
      sudo apt-get -y install libxkbcommon-dev libwayland-dev libmirclient-dev libxrandr-dev \
                              libx11-xcb-dev libxcb-keysyms1 libxcb-keysyms1-dev libxcb-ewmh-dev \
                              libxcb-randr0-dev python-pathlib
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "ANDROID" ]]; then
      # Install the Android NDK.
      export ARCH=`uname -m`
      wget http://dl.google.com/android/repository/android-ndk-r18b-linux-${ARCH}.zip
      unzip -u -q android-ndk-r18b-linux-${ARCH}.zip
      export ANDROID_NDK_HOME=`pwd`/android-ndk-r18b
      export JAVA_HOME="/usr/lib/jvm/java-8-oracle"
      export PATH="$ANDROID_NDK_HOME:$PATH"
    fi
  - |
    if [[ "$CHECK_FORMAT" == "ON" && "$TRAVIS_PULL_REQUEST" != "false" ]]; then
      # Install the clang format diff tool, but only for pull requests.
      curl -L http://llvm.org/svn/llvm-project/cfe/trunk/tools/clang-format/clang-format-diff.py \
           -o scripts/clang-format-diff.py;
    fi
  # Misc setup
  - export core_count=$(nproc || echo 4) && echo core_count = $core_count
  - ccache --version
  - ccache --zero-stats
  - export CCACHE_COMPRESS=true
  - export CCACHE_COMPRESSLEVEL=9
  - set +e

script:
  - set -e
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Build Vulkan-Loader to run Vulkan-ValidationLayer tests
      cd ${TRAVIS_BUILD_DIR}/external
      git clone https://github.com/KhronosGroup/Vulkan-Loader.git
      cd Vulkan-Loader
      python scripts/update_deps.py --dir=external
      mkdir build
      cd build
      cmake -DCMAKE_BUILD_TYPE=Debug -C../external/helper.cmake -DCMAKE_INSTALL_PREFIX=install ..
      cmake --build . --target install -- -j$core_count
      cd ${TRAVIS_BUILD_DIR}
      # Build all remaining dependencies for Vulkan-ValidationLayers
      if [[ "$TRAVIS_EVENT_TYPE" == "cron" ]]; then
        # Build master branch when triggered by (daily) cron job
        ${TRAVIS_BUILD_DIR}/scripts/update_deps.py --dir=${TRAVIS_BUILD_DIR}/external --ref=master
      else
        ${TRAVIS_BUILD_DIR}/scripts/update_deps.py --dir=${TRAVIS_BUILD_DIR}/external
      fi
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Fetch googletest component to build validation layer tests
      echo Fetching googletest external dependencies for building validation layer tests
      git clone https://github.com/google/googletest.git ${TRAVIS_BUILD_DIR}/external/googletest
      pushd ${TRAVIS_BUILD_DIR}/external/googletest
      git checkout tags/release-1.8.1
      popd
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Verify consistency between source file generators and output
      echo Verifying consistency between source file generators and output
      python3 ${TRAVIS_BUILD_DIR}/scripts/generate_source.py --verify ${TRAVIS_BUILD_DIR}/external/Vulkan-Headers/registry
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Build Vulkan-ValidationLayers
      cd ${TRAVIS_BUILD_DIR}
      mkdir build
      cd build
      cmake -C ${TRAVIS_BUILD_DIR}/external/helper.cmake -DCMAKE_BUILD_TYPE=Debug \
            -DVULKAN_LOADER_INSTALL_DIR=${TRAVIS_BUILD_DIR}/external/Vulkan-Loader/build/install \
            -DCMAKE_INSTALL_PREFIX=${TRAVIS_BUILD_DIR}/build/install -DBUILD_LAYER_SUPPORT_FILES=ON \
            -DUSE_CCACHE=ON ..
      cmake --build . --target install -- -j$core_count
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Build MockICD in Vulkan-Tools to run Vulkan-ValidationLayer tests
      cd ${TRAVIS_BUILD_DIR}/external
      git clone https://github.com/KhronosGroup/Vulkan-Tools.git
      cd Vulkan-Tools
      mkdir build
      cd build
      cmake -DCMAKE_BUILD_TYPE=Debug \
            -DBUILD_CUBE=NO -DBUILD_VULKANINFO=NO -DINSTALL_ICD=OFF \
            -DVULKAN_HEADERS_INSTALL_DIR=${TRAVIS_BUILD_DIR}/external/Vulkan-Headers/build/install \
            ..
      pushd ../icd/generated
      VVL_REG_DIR=${TRAVIS_BUILD_DIR}/external/Vulkan-Headers/registry
      VT_SCRIPTS_DIR=${TRAVIS_BUILD_DIR}/external/Vulkan-Tools/scripts
      python3 ${TRAVIS_BUILD_DIR}/scripts/lvl_genvk.py -registry ${VVL_REG_DIR}/vk.xml vk_typemap_helper.h
      python3 ${VT_SCRIPTS_DIR}/kvt_genvk.py -registry ${VVL_REG_DIR}/vk.xml mock_icd.cpp
      python3 ${VT_SCRIPTS_DIR}/kvt_genvk.py -registry ${VVL_REG_DIR}/vk.xml mock_icd.h
      popd
      cmake --build . --target VkICD_mock_icd -- -j $core_count
      cp ../icd/linux/VkICD_mock_icd.json icd
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "LINUX" ]]; then
      # Run Tests
      cd ${TRAVIS_BUILD_DIR}
      export LD_LIBRARY_PATH=${TRAVIS_BUILD_DIR}/external/Vulkan-Loader/build/install/lib:${LD_LIBRARY_PATH}
      export VK_LAYER_PATH=${TRAVIS_BUILD_DIR}/external/VulkanTools/build/layersvt:${TRAVIS_BUILD_DIR}/build/layers
      export VK_ICD_FILENAMES=${TRAVIS_BUILD_DIR}/external/Vulkan-Tools/build/icd/VkICD_mock_icd.json
      build/tests/vk_layer_validation_tests
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "ANDROID" ]]; then
      pushd build-android
      ./update_external_sources_android.sh --abi $ANDROID_ABI --no-build
      USE_CCACHE=1 NDK_CCACHE=ccache ndk-build APP_ABI=$ANDROID_ABI -j $core_count
      popd
    fi
  - |
    if [[ "$CHECK_FORMAT" == "ON" ]]; then
      if [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then
        # Run the clang format check only for pull request builds because the
        # master branch is needed to do the git diff.
        echo "Checking clang-format between TRAVIS_BRANCH=$TRAVIS_BRANCH and TRAVIS_PULL_REQUEST_BRANCH=$TRAVIS_PULL_REQUEST_BRANCH"
        ./scripts/check_code_format.sh
      else
        echo "Skipping clang-format check since this is not a pull request."
      fi
    fi
  - |
    if [[ "$CHECK_COMMIT_FORMAT" == "ON" ]]; then
      if [[ "$TRAVIS_PULL_REQUEST" != "false" ]]; then
        echo "Checking commit message formats:  See CONTRIBUTING.md"
        ./scripts/check_commit_message_format.sh
      fi
    fi
  - |
    if [[ "$VULKAN_BUILD_TARGET" == "GN" ]]; then
      git clone https://chromium.googlesource.com/chromium/tools/depot_tools.git depot_tools
      export PATH=$PATH:$PWD/depot_tools
      ./build-gn/update_deps.sh
      gn gen out/Debug --args="cc_wrapper=\"ccache\""
      ninja -C out/Debug
    fi
  - ccache --show-stats
  - set +e

notifications:
  email:
    recipients:
      - cnorthrop@google.com
      - tobine@google.com
      - chrisforbes@google.com
      - shannon@lunarg.com
      - mikes@lunarg.com
    on_success: change
    on_failure: always