#!/bin/bash
#
# Build and run tests for the protobuf project. We use this script to run
# tests on kokoro (Ubuntu and MacOS). It can run locally as well but you
# need to make sure the required compilers/tools are available.

internal_build_cpp() {
  if [ -f src/protoc ]; then
    # Already built.
    return
  fi

  # Initialize any submodules.
  git submodule update --init --recursive

  ./autogen.sh
  ./configure CXXFLAGS="-fPIC -std=c++11"  # -fPIC is needed for python cpp test.
                                           # See python/setup.py for more details
  make -j$(nproc)
}

build_cpp() {
  internal_build_cpp
  make check -j$(nproc) || (cat src/test-suite.log; false)
  cd conformance && make test_cpp && cd ..

  # The benchmark code depends on cmake, so test if it is installed before
  # trying to do the build.
  if [[ $(type cmake 2>/dev/null) ]]; then
    # Verify benchmarking code can build successfully.
    cd benchmarks && make cpp-benchmark && cd ..
  else
    echo ""
    echo "WARNING: Skipping validation of the benchmarking code, cmake isn't installed."
    echo ""
  fi
}

build_cpp_tcmalloc() {
  internal_build_cpp
  ./configure LIBS=-ltcmalloc && make clean && make \
      PTHREAD_CFLAGS='-pthread -DGOOGLE_PROTOBUF_HEAP_CHECK_DRACONIAN' \
      check
  cd src
  PPROF_PATH=/usr/bin/google-pprof HEAPCHECK=strict ./protobuf-test
}

build_cpp_distcheck() {
  grep -q -- "-Og" src/Makefile.am &&
    echo "The -Og flag is incompatible with Clang versions older than 4.0." &&
    exit 1

  # Initialize any submodules.
  git submodule update --init --recursive
  ./autogen.sh
  ./configure
  make dist

  # List all files that should be included in the distribution package.
  git ls-files | grep "^\(java\|python\|objectivec\|csharp\|ruby\|php\|cmake\|examples\|src/google/protobuf/.*\.proto\)" |\
    grep -v ".gitignore" | grep -v "java/lite/proguard.pgcfg" |\
    grep -v "python/compatibility_tests" | grep -v "python/docs" | grep -v "python/.repo-metadata.json" |\
    grep -v "python/protobuf_distutils" | grep -v "csharp/compatibility_tests" > dist.lst
  # Unzip the dist tar file.
  DIST=`ls *.tar.gz`
  tar -xf $DIST
  cd ${DIST//.tar.gz}
  # Check if every file exists in the dist tar file.
  FILES_MISSING=""
  for FILE in $(<../dist.lst); do
    [ -f "$FILE" ] || {
      echo "$FILE is not found!"
      FILES_MISSING="$FILE $FILES_MISSING"
    }
  done
  cd ..
  if [ ! -z "$FILES_MISSING" ]; then
    echo "Missing files in EXTRA_DIST: $FILES_MISSING"
    exit 1
  fi

  # Do the regular dist-check for C++.
  make distcheck -j$(nproc)
}

build_dist_install() {
  # Create a symlink pointing to python2 and put it at the beginning of $PATH.
  # This is necessary because the googletest build system involves a Python
  # script that is not compatible with Python 3. More recent googletest
  # versions have fixed this, but they have also removed the autotools build
  # system support that we rely on. This is a temporary workaround to keep the
  # googletest build working when the default python binary is Python 3.
  mkdir tmp || true
  pushd tmp
  ln -s /usr/bin/python2 ./python
  popd
  PATH=$PWD/tmp:$PATH

  # Initialize any submodules.
  git submodule update --init --recursive
  ./autogen.sh
  ./configure
  make dist

  # Unzip the dist tar file and install it.
  DIST=`ls *.tar.gz`
  tar -xf $DIST
  pushd ${DIST//.tar.gz}
  ./configure && make check -j4 && make install

  export LD_LIBRARY_PATH=/usr/local/lib

  # Try to install Java
  pushd java
  use_java jdk11
  $MVN install
  popd

  # Try to install Python
  python3 -m venv venv
  source venv/bin/activate
  pushd python
  python3 setup.py clean build sdist
  pip3 install dist/protobuf-*.tar.gz
  popd
  deactivate
  rm -rf python/venv
}

build_csharp() {
  # Required for conformance tests and to regenerate protos.
  internal_build_cpp
  NUGET=/usr/local/bin/nuget.exe

  # Disable some unwanted dotnet options
  export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=true
  export DOTNET_CLI_TELEMETRY_OPTOUT=true

  # TODO(jtattermusch): is this still needed with "first time experience"
  # disabled?
  # Perform "dotnet new" once to get the setup preprocessing out of the
  # way. That spews a lot of output (including backspaces) into logs
  # otherwise, and can cause problems. It doesn't matter if this step
  # is performed multiple times; it's cheap after the first time anyway.
  # (It also doesn't matter if it's unnecessary, which it will be on some
  # systems. It's necessary on Jenkins in order to avoid unprintable
  # characters appearing in the JUnit output.)
  mkdir dotnettmp
  (cd dotnettmp; dotnet new > /dev/null)
  rm -rf dotnettmp

  # Check that the protos haven't broken C# codegen.
  # TODO(jonskeet): Fail if regenerating creates any changes.
  csharp/generate_protos.sh

  csharp/buildall.sh
  cd conformance && make test_csharp && cd ..

  # Run csharp compatibility test between 3.0.0 and the current version.
  csharp/compatibility_tests/v3.0.0/test.sh 3.0.0
  
  # Regression test for https://github.com/protocolbuffers/protobuf/issues/9526
  # - all line endings in .proto and .cs (and .csproj) files should be LF.
  if git ls-files --eol csharp | grep -E '\.cs|\.proto' | grep -v w/lf
  then
    echo "The files listed above have mixed or CRLF line endings; please change to LF."
    exit 1
  fi
}

build_golang() {
  # Go build needs `protoc`.
  internal_build_cpp
  # Add protoc to the path so that the examples build finds it.
  export PATH="`pwd`/src:$PATH"

  export GOPATH="$HOME/gocode"
  mkdir -p "$GOPATH/src/github.com/protocolbuffers"
  mkdir -p "$GOPATH/src/github.com/golang"
  rm -f "$GOPATH/src/github.com/protocolbuffers/protobuf"
  rm -f "$GOPATH/src/github.com/golang/protobuf"
  ln -s "`pwd`" "$GOPATH/src/github.com/protocolbuffers/protobuf"
  export PATH="$GOPATH/bin:$PATH"
  (cd $GOPATH/src/github.com/golang && git clone https://github.com/golang/protobuf.git && cd protobuf && git checkout v1.3.5)
  go install github.com/golang/protobuf/protoc-gen-go

  cd examples && PROTO_PATH="-I../src -I." make gotest && cd ..
}

use_java() {
  version=$1
  case "$version" in
    jdk17)
      export PATH=/usr/lib/jvm/java-17-openjdk-amd64/bin:$PATH
      export JAVA_HOME=/usr/lib/jvm/java-17-openjdk-amd64
      ;;
    jdk11)
      export PATH=/usr/lib/jvm/java-11-openjdk-amd64/bin:$PATH
      export JAVA_HOME=/usr/lib/jvm/java-11-openjdk-amd64
      ;;
    jdk8)
      export PATH=/usr/lib/jvm/java-8-openjdk-amd64/bin:$PATH
      export JAVA_HOME=/usr/lib/jvm/java-8-openjdk-amd64
      ;;
    jdk7)
      export PATH=/usr/lib/jvm/java-7-openjdk-amd64/bin:$PATH
      export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
      ;;
    oracle7)
      export PATH=/usr/lib/jvm/java-7-oracle/bin:$PATH
      export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
      ;;
  esac

  MAVEN_LOCAL_REPOSITORY=/var/maven_local_repository
  MVN="$MVN -e --quiet -Dhttps.protocols=TLSv1.2 -Dmaven.repo.local=$MAVEN_LOCAL_REPOSITORY"

  which java
  java -version
  $MVN -version
}

# --batch-mode suppresses download progress output that spams the logs.
MVN="mvn --batch-mode"

internal_build_java() {
  version=$1
  dir=java_$version
  # Java build needs `protoc`.
  internal_build_cpp
  cp -r java $dir
  cd $dir && $MVN clean
  # Skip tests here - callers will decide what tests they want to run
  $MVN install -Dmaven.test.skip=true
}

build_java() {
  version=$1
  internal_build_java $version
  # Skip the Kotlin tests on Oracle 7
  if [ "$version" == "oracle7" ]; then
    $MVN test -pl bom,lite,core,util
  else
    $MVN test
  fi
  cd ../..
}

# The conformance tests are hard-coded to work with the $ROOT/java directory
# so this can't run in parallel with two different sets of tests.
build_java_with_conformance_tests() {
  # Java build needs `protoc`.
  internal_build_cpp
  # This local installation avoids the problem caused by a new version not yet in Maven Central
  cd java/bom && $MVN install
  cd ../..
  cd java/core && $MVN test && $MVN install
  cd ../lite && $MVN test && $MVN install
  cd ../util && $MVN test && $MVN install && $MVN package assembly:single
  if [ "$version" != "jdk7" ]; then
    cd ../kotlin && $MVN test && $MVN install
    cd ../kotlin-lite && $MVN test && $MVN install
  fi
  cd ../..
  cd conformance && make test_java && cd ..
}

build_java_jdk7() {
  use_java jdk7
  build_java_with_conformance_tests
}

build_java_oracle7() {
  use_java oracle7
  build_java oracle7
}

build_java_jdk8() {
  use_java jdk8
  build_java_with_conformance_tests
}

build_java_jdk11() {
  use_java jdk11
  build_java
}

build_java_jdk17() {
  use_java jdk17
  build_java
}

build_java_linkage_monitor() {
  # Linkage Monitor checks compatibility with other Google libraries
  # https://github.com/GoogleCloudPlatform/cloud-opensource-java/tree/master/linkage-monitor

  use_java jdk11
  internal_build_cpp

  # Linkage Monitor uses $HOME/.m2 local repository
  MVN="mvn -e -B -Dhttps.protocols=TLSv1.2"
  cd java
  # Installs the snapshot version locally
  $MVN install -Dmaven.test.skip=true

  # Linkage Monitor uses the snapshot versions installed in $HOME/.m2 to verify compatibility
  JAR=linkage-monitor-latest-all-deps.jar
  curl -v -O "https://storage.googleapis.com/cloud-opensource-java-linkage-monitor/${JAR}"
  # Fails if there's new linkage errors compared with baseline
  java -jar $JAR com.google.cloud:libraries-bom
}

build_objectivec_ios() {
  # Reused the build script that takes care of configuring and ensuring things
  # are up to date.  The OS X test runs the objc conformance test, so skip it
  # here.
  objectivec/DevTools/full_mac_build.sh \
      --core-only --skip-xcode-osx --skip-xcode-tvos --skip-objc-conformance "$@"
}

build_objectivec_ios_debug() {
  build_objectivec_ios --skip-xcode-release
}

build_objectivec_ios_release() {
  build_objectivec_ios --skip-xcode-debug
}

build_objectivec_osx() {
  # Reused the build script that takes care of configuring and ensuring things
  # are up to date.
  objectivec/DevTools/full_mac_build.sh \
      --core-only --skip-xcode-ios --skip-xcode-tvos
}

build_objectivec_tvos() {
  # Reused the build script that takes care of configuring and ensuring things
  # are up to date.  The OS X test runs the objc conformance test, so skip it
  # here.
  objectivec/DevTools/full_mac_build.sh \
      --core-only --skip-xcode-ios --skip-xcode-osx --skip-objc-conformance "$@"
}

build_objectivec_tvos_debug() {
  build_objectivec_tvos --skip-xcode-release
}

build_objectivec_tvos_release() {
  build_objectivec_tvos --skip-xcode-debug
}

build_python() {
  internal_build_cpp
  cd python
  tox --skip-missing-interpreters
  cd ..
}

build_python_version() {
  internal_build_cpp
  cd python
  envlist=$1
  tox -e $envlist
  cd ..
}

build_python37() {
  build_python_version py37-python
}

build_python38() {
  build_python_version py38-python
}

build_python39() {
  build_python_version py39-python
}

build_python310() {
  build_python_version py310-python
}

build_python_cpp() {
  internal_build_cpp
  export LD_LIBRARY_PATH=../src/.libs # for Linux
  export DYLD_LIBRARY_PATH=../src/.libs # for OS X
  cd python
  tox --skip-missing-interpreters
  cd ..
}

build_python_cpp_version() {
  internal_build_cpp
  export LD_LIBRARY_PATH=../src/.libs # for Linux
  export DYLD_LIBRARY_PATH=../src/.libs # for OS X
  cd python
  envlist=$1
  tox -e $envlist
  cd ..
}

build_python37_cpp() {
  build_python_cpp_version py37-cpp
}

build_python38_cpp() {
  build_python_cpp_version py38-cpp
}

build_python39_cpp() {
  build_python_cpp_version py39-cpp
}

build_python310_cpp() {
  build_python_cpp_version py310-cpp
}

build_ruby23() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-2.3.8 && cd ..
}
build_ruby24() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-2.4 && cd ..
}
build_ruby25() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-2.5.1 && cd ..
}
build_ruby26() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-2.6.0 && cd ..
}
build_ruby27() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-2.7.0 && cd ..
}
build_ruby30() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-3.0.2 && cd ..
}
build_ruby31() {
  internal_build_cpp  # For conformance tests.
  cd ruby && bash travis-test.sh ruby-3.1.0 && cd ..
}

build_jruby92() {
  internal_build_cpp                # For conformance tests.
  internal_build_java jdk8 && cd .. # For Maven protobuf jar with local changes
  cd ruby && bash travis-test.sh jruby-9.2.20.1 && cd ..
}

build_jruby93() {
  internal_build_cpp                # For conformance tests.
  internal_build_java jdk8 && cd .. # For Maven protobuf jar with local changes
  cd ruby && bash travis-test.sh jruby-9.3.4.0 && cd ..
}

use_php() {
  VERSION=$1
  export PATH=/usr/local/php-${VERSION}/bin:$PATH
  internal_build_cpp
}

build_php() {
  use_php $1
  pushd php
  rm -rf vendor
  php -v
  php -m
  composer update
  composer test
  popd
  (cd conformance && make test_php)
}

test_php_c() {
  pushd php
  rm -rf vendor
  php -v
  php -m
  composer update
  composer test_c
  popd
  (cd conformance && make test_php_c)
}

build_php_c() {
  use_php $1
  test_php_c
}

build_php_mac() {
  internal_build_cpp
  test_php_c
}

build_php_compatibility() {
  internal_build_cpp
}

build_php_multirequest() {
  use_php 7.4
  php/tests/multirequest.sh
}

build_php8.0_all() {
  build_php 8.0
  build_php 8.1
  build_php_c 8.0
  build_php_c 8.1
}

build_php_all_32() {
  build_php 7.0
  build_php 7.1
  build_php 7.4
  build_php_c 7.0
  build_php_c 7.1
  build_php_c 7.4
  build_php_c 7.1-zts
  build_php_c 7.2-zts
  build_php_c 7.5-zts
}

build_php_all() {
  build_php_all_32
  build_php_multirequest
  build_php_compatibility
}

build_benchmark() {
  use_php 7.2
  cd kokoro/linux/benchmark && ./run.sh
}

# -------- main --------

if [ "$#" -ne 1 ]; then
  echo "
Usage: $0 { cpp |
            cpp_distcheck |
            csharp |
            java_jdk7 |
            java_oracle7 |
            java_jdk8 |
            java_jdk11 |
            java_jdk17 |
            java_linkage_monitor |
            objectivec_ios |
            objectivec_ios_debug |
            objectivec_ios_release |
            objectivec_osx |
            objectivec_tvos |
            objectivec_tvos_debug |
            objectivec_tvos_release |
            python |
            python_cpp |
            python_compatibility |
            ruby23 |
            ruby24 |
            ruby25 |
            ruby26 |
            ruby27 |
            ruby30 |
            ruby31 |
            jruby92 |
            jruby93 |
            ruby_all |
            php_all |
            php_all_32 |
            php7.0_mac |
            php7.3_mac |
            dist_install |
            benchmark }
"
  exit 1
fi

set -e  # exit immediately on error
set -x  # display all commands
cd $(dirname $0)
eval "build_$1"