tests.sh - third_party/protobuf - Git at Google

 #!/bin/bash
 #
 # Build and runs tests for the protobuf project.  The tests as written here are
 # used by both Jenkins and Travis, though some specialized logic is required to
 # handle the differences between them.

 on_travis() {
   if [ "$TRAVIS" == "true" ]; then
     "$@"
   fi
 }

 # For when some other test needs the C++ main build, including protoc and
 # libprotobuf.
 internal_build_cpp() {
   if [ -f src/protoc ]; then
     # Already built.
     return
   fi

   if [[ $(uname -s) == "Linux" && "$TRAVIS" == "true" ]]; then
     # Install GCC 4.8 to replace the default GCC 4.6. We need 4.8 for more
     # decent C++ 11 support in order to compile conformance tests.
     sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
     sudo apt-get update -qq
     sudo apt-get install -qq g++-4.8
     export CXX="g++-4.8" CC="gcc-4.8"
   fi

   ./autogen.sh
   ./configure CXXFLAGS="-fPIC"  # -fPIC is needed for python cpp test.
                                 # See python/setup.py for more details
   make -j2
 }

 build_cpp() {
   internal_build_cpp
   make check -j2
   cd conformance && make test_cpp && cd ..

   # Verify benchmarking code can build successfully.
   git submodule init
   git submodule update
   cd third_party/benchmark && cmake -DCMAKE_BUILD_TYPE=Release && make && cd ../..
   cd benchmarks && make && ./generate-datasets && cd ..
 }

 build_cpp_distcheck() {
   ./autogen.sh
   ./configure
   make dist

   # List all files that should be included in the distribution package.
   git ls-files | grep "^\(java\|python\|objectivec\|csharp\|js\|ruby\|cmake\|examples\)" |\
       grep -v ".gitignore" | grep -v "java/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
     if ! file $FILE &>/dev/null; then
       echo "$FILE is not found!"
       FILES_MISSING="$FILE $FILES_MISSING"
     fi
   done
   cd ..
   if [ ! -z "$FILES_MISSING" ]; then
     echo "Missing files in EXTRA_DIST: $FILES_MISSING"
     exit 1
   fi

   # Do the regular dist-check for C++.
   make distcheck -j2
 }

 build_csharp() {
   # Just for the conformance tests. We don't currently
   # need to really build protoc, but it's simplest to keep with the
   # conventions of the other builds.
   internal_build_cpp
   NUGET=/usr/local/bin/nuget.exe

   if [ "$TRAVIS" == "true" ]; then
     # Install latest version of Mono
     sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
     sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 1397BC53640DB551
     echo "deb http://download.mono-project.com/repo/debian wheezy main" | sudo tee /etc/apt/sources.list.d/mono-xamarin.list
     sudo apt-get update -qq
     sudo apt-get install -qq mono-devel referenceassemblies-pcl nunit

     # Then install the dotnet SDK as per Ubuntu 14.04 instructions on dot.net.
     sudo sh -c 'echo "deb [arch=amd64] https://apt-mo.trafficmanager.net/repos/dotnet-release/ trusty main" > /etc/apt/sources.list.d/dotnetdev.list'
     sudo apt-key adv --keyserver apt-mo.trafficmanager.net --recv-keys 417A0893
     sudo apt-get update -qq
     sudo apt-get install -qq dotnet-dev-1.0.0-preview2-003121
   fi

   # 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.
   mkdir dotnettmp
   (cd dotnettmp; dotnet new > /dev/null)
   rm -rf dotnettmp

   (cd csharp/src; dotnet restore)
   csharp/buildall.sh
   cd conformance && make test_csharp && cd ..
 }

 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"

   # Install Go and the Go protobuf compiler plugin.
   on_travis sudo apt-get update -qq
   on_travis sudo apt-get install -qq golang

   export GOPATH="$HOME/gocode"
   mkdir -p "$GOPATH/src/github.com/google"
   rm -f "$GOPATH/src/github.com/google/protobuf"
   ln -s "`pwd`" "$GOPATH/src/github.com/google/protobuf"
   export PATH="$GOPATH/bin:$PATH"
   go get github.com/golang/protobuf/protoc-gen-go

   cd examples && make gotest && cd ..
 }

 use_java() {
   version=$1
   case "$version" in
     jdk7)
       on_travis sudo apt-get install openjdk-7-jdk
       export PATH=/usr/lib/jvm/java-7-openjdk-amd64/bin:$PATH
       export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
       ;;
     oracle7)
       if [ "$TRAVIS" == "true" ]; then
         sudo apt-get install python-software-properties # for apt-add-repository
         echo "oracle-java7-installer shared/accepted-oracle-license-v1-1 select true" | \
           sudo debconf-set-selections
         yes | sudo apt-add-repository ppa:webupd8team/java
         yes | sudo apt-get install oracle-java7-installer
       fi;
       export PATH=/usr/lib/jvm/java-7-oracle/bin:$PATH
       export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
       ;;
   esac

   if [ "$TRAVIS" != "true" ]; then
     MAVEN_LOCAL_REPOSITORY=/var/maven_local_repository
     MVN="$MVN -e -X --offline -Dmaven.repo.local=$MAVEN_LOCAL_REPOSITORY"
   fi;

   which java
   java -version
   $MVN -version
 }

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

 build_java() {
   version=$1
   dir=java_$version
   # Java build needs `protoc`.
   internal_build_cpp
   cp -r java $dir
   cd $dir && $MVN clean && $MVN test
   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
   cd java && $MVN test && $MVN install
   cd util && $MVN package assembly:single
   cd ../..
   cd conformance && make test_java && cd ..
 }

 build_javanano() {
   # Java build needs `protoc`.
   internal_build_cpp
   cd javanano && $MVN test && cd ..
 }

 build_java_jdk7() {
   use_java jdk7
   build_java_with_conformance_tests
 }
 build_java_oracle7() {
   use_java oracle7
   build_java oracle7
 }
 build_java_compatibility() {
   use_java jdk7
   internal_build_cpp
   # Use the unit-tests extraced from 2.5.0 to test the compatibilty between
   # 3.0.0-beta-4 and the current version.
   cd java/compatibility_tests/v2.5.0
   ./test.sh 3.0.0-beta-4
 }

 build_javanano_jdk7() {
   use_java jdk7
   build_javanano
 }
 build_javanano_oracle7() {
   use_java oracle7
   build_javanano
 }

 internal_install_python_deps() {
   if [ "$TRAVIS" != "true" ]; then
     return;
   fi
   # Install tox (OS X doesn't have pip).
   if [ $(uname -s) == "Darwin" ]; then
     sudo easy_install tox
   else
     sudo pip install tox
   fi
   # Only install Python2.6/3.x on Linux.
   if [ $(uname -s) == "Linux" ]; then
     sudo apt-get install -y python-software-properties # for apt-add-repository
     sudo apt-add-repository -y ppa:fkrull/deadsnakes
     sudo apt-get update -qq
     sudo apt-get install -y python2.6 python2.6-dev
     sudo apt-get install -y python3.3 python3.3-dev
     sudo apt-get install -y python3.4 python3.4-dev
   fi
 }

 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.
   # Note: travis has xctool installed, and we've looked at using it in the past
   # but it has ended up proving unreliable (bugs), an they are removing build
   # support in favor of xcbuild (or just xcodebuild).
   objectivec/DevTools/full_mac_build.sh \
       --core-only --skip-xcode-osx --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
 }

 build_objectivec_cocoapods_integration() {
   # First, load the RVM environment in bash, needed to update ruby.
   source ~/.rvm/scripts/rvm
   # Update rvm to the latest version. This is needed to solve
   # https://github.com/google/protobuf/issues/1786 and may not be needed in the
   # future when Travis updates the default version of rvm.
   rvm get head
   # Update ruby to 2.2.3 as the default one crashes with segmentation faults
   # when using pod.
   rvm use 2.2.3 --install --binary --fuzzy
   # Update pod to the latest version.
   gem install cocoapods --no-ri --no-rdoc
   objectivec/Tests/CocoaPods/run_tests.sh
 }

 build_python() {
   internal_build_cpp
   internal_install_python_deps
   cd python
   # Only test Python 2.6/3.x on Linux
   if [ $(uname -s) == "Linux" ]; then
     envlist=py\{26,27,33,34\}-python
   else
     envlist=py27-python
   fi
   tox -e $envlist
   cd ..
 }

 build_python_cpp() {
   internal_build_cpp
   internal_install_python_deps
   export LD_LIBRARY_PATH=../src/.libs # for Linux
   export DYLD_LIBRARY_PATH=../src/.libs # for OS X
   cd python
   # Only test Python 2.6/3.x on Linux
   if [ $(uname -s) == "Linux" ]; then
     # py26 is currently disabled due to json_format
     envlist=py\{27,33,34\}-cpp
   else
     envlist=py27-cpp
   fi
   tox -e $envlist
   cd ..
 }

 build_ruby21() {
   internal_build_cpp  # For conformance tests.
   cd ruby && bash travis-test.sh ruby-2.1 && cd ..
 }
 build_ruby22() {
   internal_build_cpp  # For conformance tests.
   cd ruby && bash travis-test.sh ruby-2.2 && cd ..
 }
 build_jruby() {
   internal_build_cpp  # For conformance tests.
   # TODO(xiaofeng): Upgrade to jruby-9.x. There are some broken jests to be
   # fixed.
   cd ruby && bash travis-test.sh jruby-1.7 && cd ..
 }
 build_ruby_all() {
   build_ruby21
   build_ruby22
   build_jruby
 }

 build_javascript() {
   internal_build_cpp
   cd js && npm install && npm test && cd ..
 }

 use_php() {
   VERSION=$1
   PHP=`which php`
   PHP_CONFIG=`which php-config`
   PHPIZE=`which phpize`
   rm $PHP
   rm $PHP_CONFIG
   rm $PHPIZE
   cp "/usr/bin/php$VERSION" $PHP
   cp "/usr/bin/php-config$VERSION" $PHP_CONFIG
   cp "/usr/bin/phpize$VERSION" $PHPIZE
 }

 use_php_zts() {
   VERSION=$1
   PHP=`which php`
   PHP_CONFIG=`which php-config`
   PHPIZE=`which phpize`
   ln -sfn "/usr/local/php-${VERSION}-zts/bin/php" $PHP
   ln -sfn "/usr/local/php-${VERSION}-zts/bin/php-config" $PHP_CONFIG
   ln -sfn "/usr/local/php-${VERSION}-zts/bin/phpize" $PHPIZE
 }

 build_php5.5() {
   use_php 5.5
   rm -rf vendor
   cp -r /usr/local/vendor-5.5 vendor
   ./vendor/bin/phpunit
 }

 build_php5.5_c() {
   use_php 5.5
   cd php/tests && /bin/bash ./test.sh && cd ../..
 }

 build_php5.5_zts_c() {
   use_php_zts 5.5
   wget https://phar.phpunit.de/phpunit-old.phar -O /usr/bin/phpunit
   cd php/tests && /bin/bash ./test.sh && cd ../..
 }

 build_php5.6() {
   use_php 5.6
   rm -rf vendor
   cp -r /usr/local/vendor-5.6 vendor
   ./vendor/bin/phpunit
 }

 build_php5.6_c() {
   use_php 5.6
   cd php/tests && /bin/bash ./test.sh && cd ../..
 }

 build_php5.6_mac() {
   # Install PHP
   curl -s https://php-osx.liip.ch/install.sh | bash -s 5.6
   export PATH="/usr/local/php5/bin:$PATH"

   # Install phpunit
   curl https://phar.phpunit.de/phpunit.phar -L -o phpunit.phar
   chmod +x phpunit.phar
   sudo mv phpunit.phar /usr/local/bin/phpunit

   # Install valgrind
   echo "#! /bin/bash" > valgrind
   chmod ug+x valgrind
   sudo mv valgrind /usr/local/bin/valgrind

   # Test
   cd php/tests && /bin/bash ./test.sh && cd ../..
 }

 build_php7.0() {
   use_php 7.0
   rm -rf vendor
   cp -r /usr/local/vendor-7.0 vendor
   ./vendor/bin/phpunit
 }

 build_php7.0_c() {
   use_php 7.0
   cd php/tests && /bin/bash ./test.sh && cd ../..
 }

 build_php_all() {
   build_php5.5
   build_php5.6
   build_php7.0
   build_php5.5_c
   build_php5.6_c
   # build_php7.0_c
   build_php5.5_zts_c
 }

 # Note: travis currently does not support testing more than one language so the
 # .travis.yml cheats and claims to only be cpp.  If they add multiple language
 # support, this should probably get updated to install steps and/or
 # rvm/gemfile/jdk/etc. entries rather than manually doing the work.

 # .travis.yml uses matrix.exclude to block the cases where app-get can't be
 # use to install things.

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

 if [ "$#" -ne 1 ]; then
   echo "
 Usage: $0 { cpp |
             cpp_distcheck |
             csharp |
             java_jdk7 |
             java_oracle7 |
             java_compatibility |
             javanano_jdk7 |
             javanano_oracle7 |
             objectivec_ios |
             objectivec_ios_debug |
             objectivec_ios_release |
             objectivec_osx |
             objectivec_cocoapods_integration |
             python |
             python_cpp |
             ruby21 |
             ruby22 |
             jruby |
             ruby_all |
             php5.5   |
             php5.5_c |
             php5.6   |
             php5.6_c |
             php7.0   |
             php7.0_c |
             php_all)
 "
   exit 1
 fi

 set -e  # exit immediately on error
 set -x  # display all commands
 eval "build_$1"
	#!/bin/bash
	#
	# Build and runs tests for the protobuf project. The tests as written here are
	# used by both Jenkins and Travis, though some specialized logic is required to
	# handle the differences between them.

	on_travis() {
	if [ "$TRAVIS" == "true" ]; then
	"$@"
	fi
	}

	# For when some other test needs the C++ main build, including protoc and
	# libprotobuf.
	internal_build_cpp() {
	if [ -f src/protoc ]; then
	# Already built.
	return
	fi

	if [[ $(uname -s) == "Linux" && "$TRAVIS" == "true" ]]; then
	# Install GCC 4.8 to replace the default GCC 4.6. We need 4.8 for more
	# decent C++ 11 support in order to compile conformance tests.
	sudo add-apt-repository ppa:ubuntu-toolchain-r/test -y
	sudo apt-get update -qq
	sudo apt-get install -qq g++-4.8
	export CXX="g++-4.8" CC="gcc-4.8"
	fi

	./autogen.sh
	./configure CXXFLAGS="-fPIC" # -fPIC is needed for python cpp test.
	# See python/setup.py for more details
	make -j2
	}

	build_cpp() {
	internal_build_cpp
	make check -j2
	cd conformance && make test_cpp && cd ..

	# Verify benchmarking code can build successfully.
	git submodule init
	git submodule update
	cd third_party/benchmark && cmake -DCMAKE_BUILD_TYPE=Release && make && cd ../..
	cd benchmarks && make && ./generate-datasets && cd ..
	}

	build_cpp_distcheck() {
	./autogen.sh
	./configure
	make dist

	# List all files that should be included in the distribution package.
	git ls-files \| grep "^\(java\\|python\\|objectivec\\|csharp\\|js\\|ruby\\|cmake\\|examples\)" \|\
	grep -v ".gitignore" \| grep -v "java/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
	if ! file $FILE &>/dev/null; then
	echo "$FILE is not found!"
	FILES_MISSING="$FILE $FILES_MISSING"
	fi
	done
	cd ..
	if [ ! -z "$FILES_MISSING" ]; then
	echo "Missing files in EXTRA_DIST: $FILES_MISSING"
	exit 1
	fi

	# Do the regular dist-check for C++.
	make distcheck -j2
	}

	build_csharp() {
	# Just for the conformance tests. We don't currently
	# need to really build protoc, but it's simplest to keep with the
	# conventions of the other builds.
	internal_build_cpp
	NUGET=/usr/local/bin/nuget.exe

	if [ "$TRAVIS" == "true" ]; then
	# Install latest version of Mono
	sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 3FA7E0328081BFF6A14DA29AA6A19B38D3D831EF
	sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 1397BC53640DB551
	echo "deb http://download.mono-project.com/repo/debian wheezy main" \| sudo tee /etc/apt/sources.list.d/mono-xamarin.list
	sudo apt-get update -qq
	sudo apt-get install -qq mono-devel referenceassemblies-pcl nunit

	# Then install the dotnet SDK as per Ubuntu 14.04 instructions on dot.net.
	sudo sh -c 'echo "deb [arch=amd64] https://apt-mo.trafficmanager.net/repos/dotnet-release/ trusty main" > /etc/apt/sources.list.d/dotnetdev.list'
	sudo apt-key adv --keyserver apt-mo.trafficmanager.net --recv-keys 417A0893
	sudo apt-get update -qq
	sudo apt-get install -qq dotnet-dev-1.0.0-preview2-003121
	fi

	# 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.
	mkdir dotnettmp
	(cd dotnettmp; dotnet new > /dev/null)
	rm -rf dotnettmp

	(cd csharp/src; dotnet restore)
	csharp/buildall.sh
	cd conformance && make test_csharp && cd ..
	}

	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"

	# Install Go and the Go protobuf compiler plugin.
	on_travis sudo apt-get update -qq
	on_travis sudo apt-get install -qq golang

	export GOPATH="$HOME/gocode"
	mkdir -p "$GOPATH/src/github.com/google"
	rm -f "$GOPATH/src/github.com/google/protobuf"
	ln -s "`pwd`" "$GOPATH/src/github.com/google/protobuf"
	export PATH="$GOPATH/bin:$PATH"
	go get github.com/golang/protobuf/protoc-gen-go

	cd examples && make gotest && cd ..
	}

	use_java() {
	version=$1
	case "$version" in
	jdk7)
	on_travis sudo apt-get install openjdk-7-jdk
	export PATH=/usr/lib/jvm/java-7-openjdk-amd64/bin:$PATH
	export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
	;;
	oracle7)
	if [ "$TRAVIS" == "true" ]; then
	sudo apt-get install python-software-properties # for apt-add-repository
	echo "oracle-java7-installer shared/accepted-oracle-license-v1-1 select true" \| \
	sudo debconf-set-selections
	yes \| sudo apt-add-repository ppa:webupd8team/java
	yes \| sudo apt-get install oracle-java7-installer
	fi;
	export PATH=/usr/lib/jvm/java-7-oracle/bin:$PATH
	export JAVA_HOME=/usr/lib/jvm/java-7-openjdk-amd64
	;;
	esac

	if [ "$TRAVIS" != "true" ]; then
	MAVEN_LOCAL_REPOSITORY=/var/maven_local_repository
	MVN="$MVN -e -X --offline -Dmaven.repo.local=$MAVEN_LOCAL_REPOSITORY"
	fi;

	which java
	java -version
	$MVN -version
	}

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

	build_java() {
	version=$1
	dir=java_$version
	# Java build needs `protoc`.
	internal_build_cpp
	cp -r java $dir
	cd $dir && $MVN clean && $MVN test
	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
	cd java && $MVN test && $MVN install
	cd util && $MVN package assembly:single
	cd ../..
	cd conformance && make test_java && cd ..
	}

	build_javanano() {
	# Java build needs `protoc`.
	internal_build_cpp
	cd javanano && $MVN test && cd ..
	}

	build_java_jdk7() {
	use_java jdk7
	build_java_with_conformance_tests
	}
	build_java_oracle7() {
	use_java oracle7
	build_java oracle7
	}
	build_java_compatibility() {
	use_java jdk7
	internal_build_cpp
	# Use the unit-tests extraced from 2.5.0 to test the compatibilty between
	# 3.0.0-beta-4 and the current version.
	cd java/compatibility_tests/v2.5.0
	./test.sh 3.0.0-beta-4
	}

	build_javanano_jdk7() {
	use_java jdk7
	build_javanano
	}
	build_javanano_oracle7() {
	use_java oracle7
	build_javanano
	}

	internal_install_python_deps() {
	if [ "$TRAVIS" != "true" ]; then
	return;
	fi
	# Install tox (OS X doesn't have pip).
	if [ $(uname -s) == "Darwin" ]; then
	sudo easy_install tox
	else
	sudo pip install tox
	fi
	# Only install Python2.6/3.x on Linux.
	if [ $(uname -s) == "Linux" ]; then
	sudo apt-get install -y python-software-properties # for apt-add-repository
	sudo apt-add-repository -y ppa:fkrull/deadsnakes
	sudo apt-get update -qq
	sudo apt-get install -y python2.6 python2.6-dev
	sudo apt-get install -y python3.3 python3.3-dev
	sudo apt-get install -y python3.4 python3.4-dev
	fi
	}

	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.
	# Note: travis has xctool installed, and we've looked at using it in the past
	# but it has ended up proving unreliable (bugs), an they are removing build
	# support in favor of xcbuild (or just xcodebuild).
	objectivec/DevTools/full_mac_build.sh \
	--core-only --skip-xcode-osx --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
	}

	build_objectivec_cocoapods_integration() {
	# First, load the RVM environment in bash, needed to update ruby.
	source ~/.rvm/scripts/rvm
	# Update rvm to the latest version. This is needed to solve
	# https://github.com/google/protobuf/issues/1786 and may not be needed in the
	# future when Travis updates the default version of rvm.
	rvm get head
	# Update ruby to 2.2.3 as the default one crashes with segmentation faults
	# when using pod.
	rvm use 2.2.3 --install --binary --fuzzy
	# Update pod to the latest version.
	gem install cocoapods --no-ri --no-rdoc
	objectivec/Tests/CocoaPods/run_tests.sh
	}

	build_python() {
	internal_build_cpp
	internal_install_python_deps
	cd python
	# Only test Python 2.6/3.x on Linux
	if [ $(uname -s) == "Linux" ]; then
	envlist=py\{26,27,33,34\}-python
	else
	envlist=py27-python
	fi
	tox -e $envlist
	cd ..
	}

	build_python_cpp() {
	internal_build_cpp
	internal_install_python_deps
	export LD_LIBRARY_PATH=../src/.libs # for Linux
	export DYLD_LIBRARY_PATH=../src/.libs # for OS X
	cd python
	# Only test Python 2.6/3.x on Linux
	if [ $(uname -s) == "Linux" ]; then
	# py26 is currently disabled due to json_format
	envlist=py\{27,33,34\}-cpp
	else
	envlist=py27-cpp
	fi
	tox -e $envlist
	cd ..
	}

	build_ruby21() {
	internal_build_cpp # For conformance tests.
	cd ruby && bash travis-test.sh ruby-2.1 && cd ..
	}
	build_ruby22() {
	internal_build_cpp # For conformance tests.
	cd ruby && bash travis-test.sh ruby-2.2 && cd ..
	}
	build_jruby() {
	internal_build_cpp # For conformance tests.
	# TODO(xiaofeng): Upgrade to jruby-9.x. There are some broken jests to be
	# fixed.
	cd ruby && bash travis-test.sh jruby-1.7 && cd ..
	}
	build_ruby_all() {
	build_ruby21
	build_ruby22
	build_jruby
	}

	build_javascript() {
	internal_build_cpp
	cd js && npm install && npm test && cd ..
	}

	use_php() {
	VERSION=$1
	PHP=`which php`
	PHP_CONFIG=`which php-config`
	PHPIZE=`which phpize`
	rm $PHP
	rm $PHP_CONFIG
	rm $PHPIZE
	cp "/usr/bin/php$VERSION" $PHP
	cp "/usr/bin/php-config$VERSION" $PHP_CONFIG
	cp "/usr/bin/phpize$VERSION" $PHPIZE
	}

	use_php_zts() {
	VERSION=$1
	PHP=`which php`
	PHP_CONFIG=`which php-config`
	PHPIZE=`which phpize`
	ln -sfn "/usr/local/php-${VERSION}-zts/bin/php" $PHP
	ln -sfn "/usr/local/php-${VERSION}-zts/bin/php-config" $PHP_CONFIG
	ln -sfn "/usr/local/php-${VERSION}-zts/bin/phpize" $PHPIZE
	}

	build_php5.5() {
	use_php 5.5
	rm -rf vendor
	cp -r /usr/local/vendor-5.5 vendor
	./vendor/bin/phpunit
	}

	build_php5.5_c() {
	use_php 5.5
	cd php/tests && /bin/bash ./test.sh && cd ../..
	}

	build_php5.5_zts_c() {
	use_php_zts 5.5
	wget https://phar.phpunit.de/phpunit-old.phar -O /usr/bin/phpunit
	cd php/tests && /bin/bash ./test.sh && cd ../..
	}

	build_php5.6() {
	use_php 5.6
	rm -rf vendor
	cp -r /usr/local/vendor-5.6 vendor
	./vendor/bin/phpunit
	}

	build_php5.6_c() {
	use_php 5.6
	cd php/tests && /bin/bash ./test.sh && cd ../..
	}

	build_php5.6_mac() {
	# Install PHP
	curl -s https://php-osx.liip.ch/install.sh \| bash -s 5.6
	export PATH="/usr/local/php5/bin:$PATH"

	# Install phpunit
	curl https://phar.phpunit.de/phpunit.phar -L -o phpunit.phar
	chmod +x phpunit.phar
	sudo mv phpunit.phar /usr/local/bin/phpunit

	# Install valgrind
	echo "#! /bin/bash" > valgrind
	chmod ug+x valgrind
	sudo mv valgrind /usr/local/bin/valgrind

	# Test
	cd php/tests && /bin/bash ./test.sh && cd ../..
	}

	build_php7.0() {
	use_php 7.0
	rm -rf vendor
	cp -r /usr/local/vendor-7.0 vendor
	./vendor/bin/phpunit
	}

	build_php7.0_c() {
	use_php 7.0
	cd php/tests && /bin/bash ./test.sh && cd ../..
	}

	build_php_all() {
	build_php5.5
	build_php5.6
	build_php7.0
	build_php5.5_c
	build_php5.6_c
	# build_php7.0_c
	build_php5.5_zts_c
	}

	# Note: travis currently does not support testing more than one language so the
	# .travis.yml cheats and claims to only be cpp. If they add multiple language
	# support, this should probably get updated to install steps and/or
	# rvm/gemfile/jdk/etc. entries rather than manually doing the work.

	# .travis.yml uses matrix.exclude to block the cases where app-get can't be
	# use to install things.

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

	if [ "$#" -ne 1 ]; then
	echo "
	Usage: $0 { cpp \|
	cpp_distcheck \|
	csharp \|
	java_jdk7 \|
	java_oracle7 \|
	java_compatibility \|
	javanano_jdk7 \|
	javanano_oracle7 \|
	objectivec_ios \|
	objectivec_ios_debug \|
	objectivec_ios_release \|
	objectivec_osx \|
	objectivec_cocoapods_integration \|
	python \|
	python_cpp \|
	ruby21 \|
	ruby22 \|
	jruby \|
	ruby_all \|
	php5.5 \|
	php5.5_c \|
	php5.6 \|
	php5.6_c \|
	php7.0 \|
	php7.0_c \|
	php_all)
	"
	exit 1
	fi

	set -e # exit immediately on error
	set -x # display all commands
	eval "build_$1"