1#!/bin/bash 2 3set -ex 4 5# Change to the script's directory. 6cd $(dirname $0) 7 8# Version of the tests (i.e., the version of protobuf from where we extracted 9# these tests). 10TEST_VERSION=`grep "^ <version>.*</version>" pom.xml | sed "s| <version>\(.*\)</version>|\1|"` 11 12# The old version of protobuf that we are testing compatibility against. This 13# is usually the same as TEST_VERSION (i.e., we use the tests extracted from 14# that version to test compatibility of the newest runtime against it), but it 15# is also possible to use this same test set to test the compatibiilty of the 16# latest version against other versions. 17case "$1" in 18 ""|2.5.0) 19 OLD_VERSION=2.5.0 20 OLD_VERSION_PROTOC=https://github.com/xfxyjwf/protobuf-compiler-release/raw/master/v2.5.0/linux/protoc 21 ;; 22 2.6.1) 23 OLD_VERSION=2.6.1 24 OLD_VERSION_PROTOC=http://repo1.maven.org/maven2/com/google/protobuf/protoc/2.6.1-build2/protoc-2.6.1-build2-linux-x86_32.exe 25 ;; 26 3.0.0-beta-1) 27 OLD_VERSION=3.0.0-beta-1 28 OLD_VERSION_PROTOC=http://repo1.maven.org/maven2/com/google/protobuf/protoc/3.0.0-beta-1/protoc-3.0.0-beta-1-linux-x86_32.exe 29 ;; 30 3.0.0-beta-2) 31 OLD_VERSION=3.0.0-beta-2 32 OLD_VERSION_PROTOC=http://repo1.maven.org/maven2/com/google/protobuf/protoc/3.0.0-beta-2/protoc-3.0.0-beta-2-linux-x86_32.exe 33 ;; 34 3.0.0-beta-3) 35 OLD_VERSION=3.0.0-beta-3 36 OLD_VERSION_PROTOC=http://repo1.maven.org/maven2/com/google/protobuf/protoc/3.0.0-beta-3/protoc-3.0.0-beta-3-linux-x86_32.exe 37 ;; 38 3.0.0-beta-4) 39 OLD_VERSION=3.0.0-beta-4 40 OLD_VERSION_PROTOC=http://repo1.maven.org/maven2/com/google/protobuf/protoc/3.0.0-beta-4/protoc-3.0.0-beta-4-linux-x86_32.exe 41 ;; 42 *) 43 echo "[ERROR]: Unknown version number: $1" 44 exit 1 45 ;; 46esac 47 48# Extract the latest protobuf version number. 49VERSION_NUMBER=`grep "^ <version>.*</version>" ../../pom.xml | sed "s| <version>\(.*\)</version>|\1|"` 50 51echo "Running compatibility tests between $VERSION_NUMBER and $OLD_VERSION" 52 53# Check protoc 54[ -f ../../../src/protoc ] || { 55 echo "[ERROR]: Please build protoc first." 56 exit 1 57} 58 59# Build and install protobuf-java-$VERSION_NUMBER.jar 60[ -f ../../core/target/protobuf-java-$VERSION_NUMBER.jar ] || { 61 pushd ../.. 62 mvn install -Dmaven.test.skip=true 63 popd 64} 65 66# Download old version source for the compatibility test 67[ -d protobuf ] || { 68 git clone https://github.com/google/protobuf.git 69 cd protobuf 70 git reset --hard v$TEST_VERSION 71 cd .. 72} 73 74# Download old version protoc compiler (for linux) 75wget $OLD_VERSION_PROTOC -O protoc 76chmod +x protoc 77 78# Test source compatibility. In these tests we recompile everything against 79# the new runtime (including old version generated code). 80 81# Test A.1: 82# protos: use new version 83# more_protos: use old version 84mvn clean test \ 85 -Dprotobuf.test.source.path=$(pwd)/protobuf \ 86 -Dprotoc.path=$(pwd)/protoc \ 87 -Dprotos.protoc.path=$(pwd)/../../../src/protoc \ 88 -Dprotobuf.version=$VERSION_NUMBER 89 90# Test A.2: 91# protos: use old version 92# more_protos: use new version 93mvn clean test \ 94 -Dprotobuf.test.source.path=$(pwd)/protobuf \ 95 -Dprotoc.path=$(pwd)/protoc \ 96 -Dmore_protos.protoc.path=$(pwd)/../../../src/protoc \ 97 -Dprotobuf.version=$VERSION_NUMBER 98 99# Test binary compatibility. In these tests we run the old version compiled 100# jar against the new runtime directly without recompile. 101 102# Collect all test dependencies in a single jar file (except for protobuf) to 103# make it easier to run binary compatibility test (where we will need to run 104# the jar files directly). 105cd deps 106mvn assembly:single 107cd .. 108cp -f deps/target/compatibility-test-deps-${TEST_VERSION}-jar-with-dependencies.jar deps.jar 109 110# Build the old version of all 3 artifacts. 111mvn clean install -Dmaven.test.skip=true -Dprotoc.path=$(pwd)/protoc -Dprotobuf.version=$OLD_VERSION 112cp -f protos/target/compatibility-protos-${TEST_VERSION}.jar protos.jar 113cp -f more_protos/target/compatibility-more-protos-${TEST_VERSION}.jar more_protos.jar 114cp -f tests/target/compatibility-tests-${TEST_VERSION}.jar tests.jar 115 116# Collect the list of tests we need to run. 117TESTS=`find tests -name "*Test.java" | sed "s|/|.|g;s/.java$//g;s/tests.src.main.java.//g"` 118 119# Test B.1: run all the old artifacts against the new runtime. Note that we 120# must run the test in the protobuf source tree because some of the tests need 121# to read golden test data files. 122cd protobuf 123java -cp ../../../core/target/protobuf-java-$VERSION_NUMBER.jar:../protos.jar:../more_protos.jar:../tests.jar:../deps.jar org.junit.runner.JUnitCore $TESTS 124cd .. 125 126# Test B.2: update protos.jar only. 127cd protos 128mvn clean package -Dmaven.test.skip=true -Dprotoc.path=$(pwd)/../../../../src/protoc -Dprotobuf.version=$VERSION_NUMBER 129cd .. 130cd protobuf 131java -cp ../../../core/target/protobuf-java-$VERSION_NUMBER.jar:../protos/target/compatibility-protos-${TEST_VERSION}.jar:../more_protos.jar:../tests.jar:../deps.jar org.junit.runner.JUnitCore $TESTS 132cd .. 133 134# Test B.3: update more_protos.jar only. 135cd more_protos 136mvn clean package -Dmaven.test.skip=true -Dprotoc.path=$(pwd)/../../../../src/protoc -Dprotobuf.version=$VERSION_NUMBER 137cd .. 138cd protobuf 139java -cp ../../../core/target/protobuf-java-$VERSION_NUMBER.jar:../protos.jar:../more_protos/target/compatibility-more-protos-${TEST_VERSION}.jar:../tests.jar:../deps.jar org.junit.runner.JUnitCore $TESTS 140cd .. 141