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#!/bin/bash
#
# Copyright 2015 The Bazel Authors. All rights reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Testing environment for the Bazel integration tests
#
# TODO(bazel-team): This file is currently an append of the old testenv.sh and
# test-setup.sh files. This must be cleaned up eventually.
PLATFORM="$(uname -s | tr [:upper:] [:lower:])"
function is_darwin() {
[[ "${PLATFORM}" =~ darwin ]]
}
function _log_base() {
prefix=$1
shift
echo >&2 "${prefix}[$(basename "$0") $(date "+%Y-%m-%d %H:%M:%S (%z)")] $*"
}
function log_info() {
_log_base "INFO" "$@"
}
function log_fatal() {
_log_base "ERROR" "$@"
exit 1
}
if ! type rlocation &> /dev/null; then
log_fatal "rlocation() is undefined"
fi
# Set some environment variables needed on Windows.
if [[ $PLATFORM =~ msys ]]; then
# TODO(philwo) remove this once we have a Bazel release that includes the CL
# moving the Windows-specific TEST_TMPDIR into TestStrategy.
TEST_TMPDIR_BASENAME="$(basename "$TEST_TMPDIR")"
export JAVA_HOME="${JAVA_HOME:-$(ls -d C:/Program\ Files/Java/jdk* | sort | tail -n 1)}"
export BAZEL_SH="$(cygpath -m /usr/bin/bash)"
fi
# Make the command "bazel" available for tests.
if [ -z "${BAZEL_SUFFIX:-}" ]; then
PATH_TO_BAZEL_BIN=$(rlocation "io_bazel/src/bazel")
PATH_TO_BAZEL_WRAPPER="$(dirname $(rlocation "io_bazel/src/test/shell/bin/bazel"))"
else
DIR_OF_BAZEL_BIN="$(dirname $(rlocation "io_bazel/src/bazel${BAZEL_SUFFIX}"))"
ln -s "${DIR_OF_BAZEL_BIN}/bazel${BAZEL_SUFFIX}" "${DIR_OF_BAZEL_BIN}/bazel"
PATH_TO_BAZEL_WRAPPER="$(dirname $(rlocation "io_bazel/src/test/shell/bin/bazel${BAZEL_SUFFIX}"))"
ln -s "${PATH_TO_BAZEL_WRAPPER}/bazel${BAZEL_SUFFIX}" "${PATH_TO_BAZEL_WRAPPER}/bazel"
PATH_TO_BAZEL_BIN="${DIR_OF_BAZEL_BIN}/bazel"
fi
# Convert PATH_TO_BAZEL_WRAPPER to Unix path style on Windows, because it will be
# added into PATH. There's problem if PATH=C:/msys64/usr/bin:/usr/local,
# because ':' is used as both path separator and in C:/msys64/...
if [[ $PLATFORM =~ msys ]]; then
PATH_TO_BAZEL_WRAPPER="$(cygpath -u "$PATH_TO_BAZEL_WRAPPER")"
fi
[ ! -f "${PATH_TO_BAZEL_WRAPPER}/bazel" ] \
&& log_fatal "Unable to find the Bazel binary at $PATH_TO_BAZEL_WRAPPER/bazel"
export PATH="$PATH_TO_BAZEL_WRAPPER:$PATH"
################### shell/bazel/testenv ##################################
# Setting up the environment for Bazel integration tests.
#
[ -z "$TEST_SRCDIR" ] && log_fatal "TEST_SRCDIR not set!"
BAZEL_RUNFILES="$TEST_SRCDIR/io_bazel"
# WORKSPACE file
workspace_file="${BAZEL_RUNFILES}/WORKSPACE"
distdir_bzl_file="${BAZEL_RUNFILES}/distdir.bzl"
# Java
if [[ $PLATFORM =~ msys ]]; then
jdk_dir="$(cygpath -m $(cd $(rlocation local_jdk/bin/java.exe)/../..; pwd))"
else
jdk_dir="${TEST_SRCDIR}/local_jdk"
fi
langtools="$(rlocation io_bazel/src/test/shell/bazel/langtools.jar)"
# Tools directory location
tools_dir="$(dirname $(rlocation io_bazel/tools/BUILD))"
langtools_dir="$(dirname $(rlocation io_bazel/third_party/java/jdk/langtools/BUILD))"
# Sandbox tools
process_wrapper="${BAZEL_RUNFILES}/src/main/tools/process-wrapper"
linux_sandbox="${BAZEL_RUNFILES}/src/main/tools/linux-sandbox"
# Test data
testdata_path=${BAZEL_RUNFILES}/src/test/shell/bazel/testdata
python_server="${BAZEL_RUNFILES}/src/test/shell/bazel/testing_server.py"
# Third-party
protoc_compiler="${BAZEL_RUNFILES}/src/test/shell/integration/protoc"
if [ -z ${RUNFILES_MANIFEST_ONLY+x} ]; then
junit_jar="${BAZEL_RUNFILES}/third_party/junit/junit-*.jar"
hamcrest_jar="${BAZEL_RUNFILES}/third_party/hamcrest/hamcrest-*.jar"
else
junit_jar=$(rlocation io_bazel/third_party/junit/junit-.*.jar)
hamcrest_jar=$(rlocation io_bazel/third_party/hamcrest/hamcrest-.*.jar)
fi
function use_bazel_workspace_file() {
mkdir -p src/test/shell/bazel
cat >src/test/shell/bazel/list_source_repository.bzl <<EOF
def list_source_repository(name):
pass
EOF
touch src/test/shell/bazel/BUILD
rm -f WORKSPACE distdir.bzl
ln -sf ${workspace_file} WORKSPACE
touch BUILD
ln -sf ${distdir_bzl_file} distdir.bzl
}
# This function copies the tools directory from Bazel.
function copy_tools_directory() {
cp -RL ${tools_dir}/* tools
if [ -f tools/jdk/BUILD ]; then
chmod +w tools/jdk/BUILD
fi
if [ -f tools/build_defs/repo/BUILD.repo ]; then
cp tools/build_defs/repo/BUILD.repo tools/build_defs/repo/BUILD
fi
# To support custom langtools
cp ${langtools} tools/jdk/langtools.jar
cat >>tools/jdk/BUILD <<'EOF'
filegroup(name = "test-langtools", srcs = ["langtools.jar"])
EOF
mkdir -p third_party/java/jdk/langtools
cp -R ${langtools_dir}/* third_party/java/jdk/langtools
chmod -R +w .
mkdir -p third_party/py/gflags
cat > third_party/py/gflags/BUILD <<EOF
licenses(["notice"])
package(default_visibility = ["//visibility:public"])
py_library(
name = "gflags",
)
EOF
}
# Report whether a given directory name corresponds to a tools directory.
function is_tools_directory() {
case "$1" in
third_party|tools|src)
true
;;
*)
false
;;
esac
}
# Copy the examples of the base workspace
function copy_examples() {
EXAMPLE="$(cd $(dirname $(rlocation io_bazel/examples/cpp/BUILD))/..; pwd)"
cp -RL ${EXAMPLE} .
chmod -R +w .
}
#
# Find a random unused TCP port
#
pick_random_unused_tcp_port () {
perl -MSocket -e '
sub CheckPort {
my ($port) = @_;
socket(TCP_SOCK, PF_INET, SOCK_STREAM, getprotobyname("tcp"))
|| die "socket(TCP): $!";
setsockopt(TCP_SOCK, SOL_SOCKET, SO_REUSEADDR, 1)
|| die "setsockopt(TCP): $!";
return 0 unless bind(TCP_SOCK, sockaddr_in($port, INADDR_ANY));
socket(UDP_SOCK, PF_INET, SOCK_DGRAM, getprotobyname("udp"))
|| die "socket(UDP): $!";
return 0 unless bind(UDP_SOCK, sockaddr_in($port, INADDR_ANY));
return 1;
}
for (1 .. 128) {
my ($port) = int(rand() * 27000 + 32760);
if (CheckPort($port)) {
print "$port\n";
exit 0;
}
}
print "NO_FREE_PORT_FOUND\n";
exit 1;
'
}
#
# A uniform SHA-256 command that works across platforms.
#
# sha256sum is the fastest option, but may not be available on macOS (where it
# is usually called 'gsha256sum'), so we optionally fallback to shasum.
#
if hash sha256sum 2>/dev/null; then
:
elif hash gsha256sum 2>/dev/null; then
function sha256sum() {
gsha256sum "$@"
}
elif hash shasum 2>/dev/null; then
function sha256sum() {
shasum -a 256 "$@"
}
else
echo "testenv.sh: Could not find either sha256sum or gsha256sum or shasum in your PATH."
exit 1
fi
################### shell/bazel/test-setup ###############################
# Setup bazel for integration tests
#
# OS X has a limit in the pipe length, so force the root to a shorter one
bazel_root="${TEST_TMPDIR}/root"
# Delete stale installation directory from previously failed tests. On Windows
# we regularly get the same TEST_TMPDIR but a failed test may only partially
# clean it up, and the next time the test runs, Bazel reports a corrupt
# installation error. See https://github.com/bazelbuild/bazel/issues/3618
rm -rf "${bazel_root}"
mkdir -p "${bazel_root}"
bazel_javabase="${jdk_dir}"
log_info "bazel binary is at $PATH_TO_BAZEL_WRAPPER"
# Here we unset variable that were set by the invoking Blaze instance
unset JAVA_RUNFILES
# Runs a command, retrying if needed for a fixed timeout.
#
# Necessary to use it on Windows, typically when deleting directory trees,
# because the OS cannot delete open files, which we attempt to do when deleting
# workspaces where a Bazel server is still in the middle of shutting down.
# (Because "bazel shutdown" returns sooner than the server actually shuts down.)
function try_with_timeout() {
for i in {1..120}; do
if $* ; then
break
fi
if (( i == 10 )) || (( i == 30 )) || (( i == 60 )) ; then
log_info "try_with_timeout($*): no success after $i seconds" \
"(timeout in $((120-i)) seconds)"
fi
sleep 1
done
}
function setup_bazelrc() {
cat >$TEST_TMPDIR/bazelrc <<EOF
# Set the user root properly for this test invocation.
startup --output_user_root=${bazel_root}
# Print all progress messages because we regularly grep the output in tests.
common --show_progress_rate_limit=-1
# Disable terminal-specific features.
common --color=no --curses=no
${EXTRA_BAZELRC:-}
EOF
if [[ -n ${REPOSITORY_CACHE:-} ]]; then
echo "testenv.sh: Using repository cache at $REPOSITORY_CACHE."
cat >>$TEST_TMPDIR/bazelrc <<EOF
sync --repository_cache=$REPOSITORY_CACHE --experimental_repository_cache_hardlinks
fetch --repository_cache=$REPOSITORY_CACHE --experimental_repository_cache_hardlinks
build --repository_cache=$REPOSITORY_CACHE --experimental_repository_cache_hardlinks
query --repository_cache=$REPOSITORY_CACHE --experimental_repository_cache_hardlinks
EOF
fi
if [[ -n ${INSTALL_BASE:-} ]]; then
echo "testenv.sh: Using shared install base at $INSTALL_BASE."
echo "startup --install_base=$INSTALL_BASE" >> $TEST_TMPDIR/bazelrc
fi
}
function setup_android_sdk_support() {
ANDROID_SDK=$PWD/android_sdk
SDK_SRCDIR=$TEST_SRCDIR/androidsdk
mkdir -p $ANDROID_SDK
for i in $SDK_SRCDIR/*; do
ln -s "$i" "$ANDROID_SDK/$(basename $i)"
done
cat >> WORKSPACE <<EOF
android_sdk_repository(
name = "androidsdk",
path = "$ANDROID_SDK",
)
EOF
}
function setup_android_ndk_support() {
ANDROID_NDK=$PWD/android_ndk
NDK_SRCDIR=$TEST_SRCDIR/androidndk/ndk
mkdir -p $ANDROID_NDK
for i in $NDK_SRCDIR/*; do
if [[ "$(basename $i)" != "BUILD" ]]; then
ln -s "$i" "$ANDROID_NDK/$(basename $i)"
fi
done
cat >> WORKSPACE <<EOF
android_ndk_repository(
name = "androidndk",
path = "$ANDROID_NDK",
)
EOF
}
function setup_javatest_common() {
# TODO(bazel-team): we should use remote repositories.
mkdir -p third_party
if [ ! -f third_party/BUILD ]; then
cat <<EOF >third_party/BUILD
package(default_visibility = ["//visibility:public"])
EOF
fi
[ -e third_party/junit.jar ] || ln -s ${junit_jar} third_party/junit.jar
[ -e third_party/hamcrest.jar ] \
|| ln -s ${hamcrest_jar} third_party/hamcrest.jar
}
function setup_javatest_support() {
setup_javatest_common
grep -q 'name = "junit4"' third_party/BUILD \
|| cat <<EOF >>third_party/BUILD
java_import(
name = "junit4",
jars = [
"junit.jar",
"hamcrest.jar",
],
)
EOF
}
function setup_skylark_javatest_support() {
setup_javatest_common
grep -q "name = \"junit4-jars\"" third_party/BUILD \
|| cat <<EOF >>third_party/BUILD
filegroup(
name = "junit4-jars",
srcs = [
"junit.jar",
"hamcrest.jar",
],
)
EOF
}
# Sets up Objective-C tools. Mac only.
function setup_objc_test_support() {
IOS_SDK_VERSION=$(xcrun --sdk iphoneos --show-sdk-version)
}
function setup_skylib_support() {
# Get skylib path portably by using rlocation to locate a top-level file in
# the repo. Use BUILD because it's in the //:test_deps target (unlike
# WORKSPACE).
local -r skylib_workspace="$(rlocation bazel_skylib/BUILD)"
[[ -n "$skylib_workspace" && -e "$skylib_workspace" ]] || fail "could not find Skylib"
local -r skylib_root="$(dirname "$skylib_workspace")"
cat >> WORKSPACE << EOF
new_local_repository(
name = 'bazel_skylib',
build_file_content = '',
path='$skylib_root',
)
EOF
}
# Write the default WORKSPACE file, wiping out any custom WORKSPACE setup.
function write_workspace_file() {
cat > WORKSPACE << EOF
workspace(name = '$WORKSPACE_NAME')
EOF
}
workspaces=()
# Set-up a new, clean workspace with only the tools installed.
function create_new_workspace() {
new_workspace_dir=${1:-$(mktemp -d ${TEST_TMPDIR}/workspace.XXXXXXXX)}
try_with_timeout rm -fr ${new_workspace_dir}
mkdir -p ${new_workspace_dir}
workspaces+=(${new_workspace_dir})
cd ${new_workspace_dir}
mkdir tools
mkdir -p third_party/java/jdk/langtools
copy_tools_directory
[ -e third_party/java/jdk/langtools/javac-9+181-r4173-1.jar ] \
|| ln -s "${langtools_path}" third_party/java/jdk/langtools/javac-9+181-r4173-1.jar
write_workspace_file
}
# Set-up a clean default workspace.
function setup_clean_workspace() {
export WORKSPACE_DIR=${TEST_TMPDIR}/workspace
log_info "setting up client in ${WORKSPACE_DIR}" >> $TEST_log
try_with_timeout rm -fr ${WORKSPACE_DIR}
create_new_workspace ${WORKSPACE_DIR}
[ "${new_workspace_dir}" = "${WORKSPACE_DIR}" ] \
|| log_fatal "Failed to create workspace"
if [[ $PLATFORM =~ msys ]]; then
export BAZEL_SH="$(cygpath --windows /bin/bash)"
fi
}
# Clean up all files that are not in tools directories, to restart
# from a clean workspace
function cleanup_workspace() {
if [ -d "${WORKSPACE_DIR:-}" ]; then
log_info "Cleaning up workspace" >> $TEST_log
cd ${WORKSPACE_DIR}
bazel clean >> "$TEST_log" 2>&1
for i in *; do
if ! is_tools_directory "$i"; then
try_with_timeout rm -fr "$i"
fi
done
write_workspace_file
fi
for i in "${workspaces[@]}"; do
if [ "$i" != "${WORKSPACE_DIR:-}" ]; then
try_with_timeout rm -fr $i
fi
done
workspaces=()
}
function testenv_tear_down() {
cleanup_workspace
}
# This is called by unittest.bash upon eventual exit of the test suite.
function cleanup() {
if [ -d "${WORKSPACE_DIR:-}" ]; then
# Try to shutdown Bazel at the end to prevent a "Cannot delete path" error
# on Windows when the outer Bazel tries to delete $TEST_TMPDIR.
cd "${WORKSPACE_DIR}"
try_with_timeout bazel shutdown || true
fi
}
#
# Simples assert to make the tests more readable
#
function assert_build() {
bazel build -s --verbose_failures $* || fail "Failed to build $*"
}
function assert_build_output() {
local OUTPUT=$1
shift
assert_build "$*"
test -f "$OUTPUT" || fail "Output $OUTPUT not found for target $*"
}
function assert_build_fails() {
bazel build -s $1 >> $TEST_log 2>&1 \
&& fail "Test $1 succeed while expecting failure" \
|| true
if [ -n "${2:-}" ]; then
expect_log "$2"
fi
}
function assert_test_ok() {
bazel test --test_output=errors $* >> $TEST_log 2>&1 \
|| fail "Test $1 failed while expecting success"
}
function assert_test_fails() {
bazel test --test_output=errors $* >> $TEST_log 2>&1 \
&& fail "Test $* succeed while expecting failure" \
|| true
expect_log "$1.*FAILED"
}
function assert_binary_run() {
$1 >> $TEST_log 2>&1 || fail "Failed to run $1"
[ -z "${2:-}" ] || expect_log "$2"
}
function assert_bazel_run() {
bazel run $1 >> $TEST_log 2>&1 || fail "Failed to run $1"
[ -z "${2:-}" ] || expect_log "$2"
assert_binary_run "./bazel-bin/$(echo "$1" | sed 's|^//||' | sed 's|:|/|')" "${2:-}"
}
setup_bazelrc
################### shell/integration/testenv ############################
# Setting up the environment for our legacy integration tests.
#
PRODUCT_NAME=bazel
TOOLS_REPOSITORY="@bazel_tools"
WORKSPACE_NAME=main
bazelrc=$TEST_TMPDIR/bazelrc
function put_bazel_on_path() {
# do nothing as test-setup already does that
true
}
function write_default_bazelrc() {
setup_bazelrc
}
function add_to_bazelrc() {
echo "$@" >> $bazelrc
}
function create_and_cd_client() {
setup_clean_workspace
touch .bazelrc
}
################### Extra ############################
# Functions that need to be called before each test.
create_and_cd_client
# Optional environment changes.
# Creates a fake Python default runtime that just outputs a marker string
# indicating which version was used, without executing any Python code.
function use_fake_python_runtimes_for_testsuite() {
# The stub script template automatically appends ".exe" to the Python binary
# name if it doesn't already end in ".exe", ".com", or ".bat".
if [[ $PLATFORM =~ msys ]]; then
PYTHON2_FILENAME="python2.bat"
PYTHON3_FILENAME="python3.bat"
else
PYTHON2_FILENAME="python2.sh"
PYTHON3_FILENAME="python3.sh"
fi
add_to_bazelrc "build --python_top=//tools/python:default_runtime"
mkdir -p tools/python
cat > tools/python/BUILD << EOF
package(default_visibility=["//visibility:public"])
sh_binary(
name = '2to3',
srcs = ['2to3.sh']
)
py_runtime(
name = "default_runtime",
files = select({
"@bazel_tools//tools/python:PY3": [":${PYTHON3_FILENAME}"],
"//conditions:default": [":${PYTHON2_FILENAME}"],
}),
interpreter = select({
"@bazel_tools//tools/python:PY3": ":${PYTHON3_FILENAME}",
"//conditions:default": ":${PYTHON2_FILENAME}",
}),
)
EOF
# Windows .bat has uppercase ECHO and no shebang.
if [[ $PLATFORM =~ msys ]]; then
cat > tools/python/$PYTHON2_FILENAME << EOF
@ECHO I am Python 2
EOF
cat > tools/python/$PYTHON3_FILENAME << EOF
@ECHO I am Python 3
EOF
else
cat > tools/python/$PYTHON2_FILENAME << EOF
#!/bin/sh
echo 'I am Python 2'
EOF
cat > tools/python/$PYTHON3_FILENAME << EOF
#!/bin/sh
echo 'I am Python 3'
EOF
chmod +x tools/python/$PYTHON2_FILENAME tools/python/$PYTHON3_FILENAME
fi
}