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#!/bin/bash
#
# Copyright 2016 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.
#
# Integration tests for "bazel run"
NO_SIGNAL_OVERRIDE=1
# --- begin runfiles.bash initialization ---
# Copy-pasted from Bazel's Bash runfiles library (tools/bash/runfiles/runfiles.bash).
set -euo pipefail
if [[ ! -d "${RUNFILES_DIR:-/dev/null}" && ! -f "${RUNFILES_MANIFEST_FILE:-/dev/null}" ]]; then
if [[ -f "$0.runfiles_manifest" ]]; then
export RUNFILES_MANIFEST_FILE="$0.runfiles_manifest"
elif [[ -f "$0.runfiles/MANIFEST" ]]; then
export RUNFILES_MANIFEST_FILE="$0.runfiles/MANIFEST"
elif [[ -f "$0.runfiles/bazel_tools/tools/bash/runfiles/runfiles.bash" ]]; then
export RUNFILES_DIR="$0.runfiles"
fi
fi
if [[ -f "${RUNFILES_DIR:-/dev/null}/bazel_tools/tools/bash/runfiles/runfiles.bash" ]]; then
source "${RUNFILES_DIR}/bazel_tools/tools/bash/runfiles/runfiles.bash"
elif [[ -f "${RUNFILES_MANIFEST_FILE:-/dev/null}" ]]; then
source "$(grep -m1 "^bazel_tools/tools/bash/runfiles/runfiles.bash " \
"$RUNFILES_MANIFEST_FILE" | cut -d ' ' -f 2-)"
else
echo >&2 "ERROR: cannot find @bazel_tools//tools/bash/runfiles:runfiles.bash"
exit 1
fi
# --- end runfiles.bash initialization ---
source "$(rlocation "io_bazel/src/test/shell/integration_test_setup.sh")" \
|| { echo "integration_test_setup.sh not found!" >&2; exit 1; }
case "$(uname -s | tr [:upper:] [:lower:])" in
msys*|mingw*|cygwin*)
declare -r is_windows=true
;;
*)
declare -r is_windows=false
;;
esac
if "$is_windows"; then
export MSYS_NO_PATHCONV=1
export MSYS2_ARG_CONV_EXCL="*"
fi
add_to_bazelrc "test --notest_loasd"
#### HELPER FUNCTIONS ##################################################
function write_py_files() {
mkdir -p py || fail "mkdir py failed"
echo "py_binary(name = 'binary', srcs = ['binary.py'])" > py/BUILD
echo "py_test(name = 'test', srcs = ['test.py'])" >> py/BUILD
echo "print('Hello, Python World!')" >py/py.py
chmod +x py/py.py
ln -sf py.py py/binary.py
ln -sf py.py py/test.py
}
function write_cc_source_files() {
mkdir -p cc
cat > cc/kitty.cc <<EOF
#include <stdio.h>
int main(void) {
FILE* f;
char buf[256];
f = fopen("cc/hello_kitty.txt", "r");
if (f == NULL) {
f = fopen("cc/pussycat.txt", "r");
}
if (f == NULL) {
return 1;
}
fgets(buf, 255, f);
fclose(f);
printf("%s", buf);
return 0;
}
EOF
cat > cc/BUILD <<EOF
cc_binary(name='kitty',
srcs=['kitty.cc'],
data=glob(['*.txt'], allow_empty = True))
EOF
}
#### TESTS #############################################################
function test_run_py_binary() {
write_py_files
bazel run //py:binary >& $TEST_log || fail "Expected success"
expect_log_once 'Hello, Python World'
}
function test_run_py_test() {
write_py_files
bazel run //py:test >& $TEST_log || fail "Expected success"
expect_log_once 'Hello, Python World'
}
function test_runfiles_present_cc_binary() {
if "$is_windows"; then
# TODO(laszlocsomor): fix this test on Windows, and enable it.
return
fi
write_cc_source_files
cat > cc/hello_kitty.txt <<EOF
Hello, kitty.
EOF
bazel run --nobuild_runfile_links //cc:kitty > output \
|| fail "${PRODUCT_NAME} run failed."
assert_contains "Hello, kitty" output || fail "Output is not OK."
bazel run --nobuild_runfile_links //cc:kitty > output2 \
|| fail "Second ${PRODUCT_NAME} run failed."
assert_contains "Hello, kitty" output2 || fail "Output is not OK."
}
function test_runfiles_updated_correctly_with_nobuild_runfile_links {
if "$is_windows"; then
# TODO(laszlocsomor): fix this test on Windows, and enable it.
return
fi
write_cc_source_files
cat > cc/hello_kitty.txt <<EOF
Hello, kitty.
EOF
bazel run --nobuild_runfile_links //cc:kitty > output \
|| fail "${PRODUCT_NAME} run failed."
assert_contains "Hello, kitty" output || fail "Output is not OK."
rm cc/hello_kitty.txt
cat > cc/pussycat.txt <<EOF
A pussycat.
EOF
bazel run --nobuild_runfile_links //cc:kitty > output \
|| fail "${PRODUCT_NAME} run failed."
assert_contains "pussycat" output || fail "Output is not OK."
}
function test_run_with_no_build_runfile_manifests {
write_cc_source_files
bazel run --nobuild_runfile_manifests //cc:kitty >& $TEST_log && fail "should have failed"
expect_log_once "--nobuild_runfile_manifests is incompatible with the \"run\" command"
}
function test_script_file_generation {
if "$is_windows"; then
# TODO(laszlocsomor): fix this test on Windows, and enable it.
return
fi
mkdir -p fubar || fail "mkdir fubar failed"
echo 'sh_binary(name = "fubar", srcs = ["fubar.sh"])' > fubar/BUILD
echo 'for t in "$@"; do echo "arg: $t"; done' > fubar/fubar.sh
chmod +x fubar/fubar.sh
bazel run --script_path=$(pwd)/fubar/output.sh //fubar \
|| fail "${PRODUCT_NAME} run failed (--script_path)."
grep "fubar \"\$\@\"" ./fubar/output.sh \
|| fail "${PRODUCT_NAME} run --script_path output was incorrect."
$(pwd)/fubar/output.sh a "b c" d > ./fubar/fubar.output \
|| fail "Generated script exited with an error."
grep "arg: b c" ./fubar/fubar.output \
|| fail "Generated script did not handle arguments correctly."
}
function test_consistent_command_line_encoding {
# todo(aehlig): reenable: https://github.com/bazelbuild/bazel/issues/1775
return 0
# TODO(bazel-team): fix bazel to have consistent encoding, also on darwin;
# see https://github.com/bazelbuild/bazel/issues/1766
[ "$PLATFORM" != "darwin" ] || warn "test disabled on darwin, see Github issue 1766"
[ "$PLATFORM" != "darwin" ] || return 0
# äöüÄÖÜß in UTF8
local arg=$(echo -e '\xC3\xA4\xC3\xB6\xC3\xBC\xC3\x84\xC3\x96\xC3\x9C\xC3\x9F')
mkdir -p foo || fail "mkdir foo failed"
echo 'sh_binary(name = "foo", srcs = ["foo.sh"])' > foo/BUILD
echo 'sh_test(name = "foo_test", srcs = ["foo.sh"])' >> foo/BUILD
echo 'test "$1" = "'"$arg"'"' > foo/foo.sh
chmod +x foo/foo.sh
bazel run //foo -- "$arg" > output \
|| fail "${PRODUCT_NAME} run failed."
bazel test //foo:foo_test --test_arg="$arg" \
|| fail "${PRODUCT_NAME} test failed"
bazel --batch run //foo -- "$arg" > output \
|| fail "${PRODUCT_NAME} run failed (--batch)."
bazel --batch test //foo:foo_test --test_arg="$arg" \
|| fail "${PRODUCT_NAME} test failed (--batch)"
}
# Tests bazel run with --color=no on a failed build does not produce color.
function test_no_color_on_failed_run() {
mkdir -p x || fail "mkdir failed"
echo "cc_binary(name = 'x', srcs = ['x.cc'])" > x/BUILD
cat > x/x.cc <<EOF
int main(int, char**) {
// Missing semicolon
return 0
}
EOF
bazel run //x:x &>$TEST_log --color=no && fail "expected failure"
cat $TEST_log
# Verify that the failure is a build failure.
if $is_windows; then
expect_log "missing ';'"
else
expect_log "expected ';'"
fi
# Hack to make up for grep -P not being supported.
grep $(echo -e '\x1b') $TEST_log && fail "Expected colorless output"
true
}
function test_no_ansi_stripping_in_stdout_or_stderr() {
if $is_windows; then
# TODO(laszlocsomor): fix this test on Windows, and enable it.
return
fi
mkdir -p x || fail "mkdir failed"
echo "cc_binary(name = 'x', srcs = ['x.cc'])" > x/BUILD
cat > x/x.cc <<EOF
#include <unistd.h>
#include <stdio.h>
int main(int, char**) {
fprintf(stderr, "\nRUN START\n");
const char out[] = {'<', 0x1B, '[', 'a', ',', 0x1B, '[', '1', '>', 0x0A};
const char err[] = {'<', 0x1B, '[', 'b', ',', 0x1B, '[', '2', '>', 0x0A};
write(1, out, 10);
write(2, err, 10);
return 0;
}
EOF
out1color=$(mktemp x/XXXXXX)
out1nocolor=$(mktemp x/XXXXXX)
out2=$(mktemp x/XXXXXX)
err1raw_color=$(mktemp x/XXXXXX)
err1raw_nocolor=$(mktemp x/XXXXXX)
err1color=$(mktemp x/XXXXXX)
err1nocolor=$(mktemp x/XXXXXX)
err2=$(mktemp x/XXXXXX)
err2raw=$(mktemp x/XXXXXX)
# TODO(katre): Figure out why progress rate limiting is required for this on darwin.
add_to_bazelrc common --show_progress_rate_limit=0.03
bazel run //x:x --color=yes >$out1color 2>$err1raw_color || fail "expected success"
bazel run //x:x --color=no >$out1nocolor 2>$err1raw_nocolor || fail "expected success"
echo >> $err1raw_color
echo >> $err1raw_nocolor
${PRODUCT_NAME}-bin/x/x >$out2 2>$err2raw
echo >> $err2raw
# Remove the first newline that is printed so that the output of Bazel can be
# separated from the output of the test binary
tail -n +2 $err2raw > $err2
# Extract the binary's stderr from the raw stderr, which also contains bazel's
# stderr; if present, remove a trailing ^[[0m (reset terminal to defaults).
bazel_stderr_line_count_color=$(cat $err1raw_color \
| grep -n 'RUN START' \
| awk -F ':' '{print $1}')
start="$bazel_stderr_line_count_color"
tail -n +$start $err1raw_color | sed -e 's/.\[0m$//' >$err1color
cat $err1raw_nocolor
bazel_stderr_line_count_nocolor=$(cat $err1raw_nocolor \
| grep -n 'RUN START' \
| awk -F ':' '{print $1}')
start="$bazel_stderr_line_count_nocolor"
tail -n +$start $err1raw_nocolor >$err1nocolor
diff $out1color $out2 >&$TEST_log || fail "stdout with --color=yes differs"
diff $out1nocolor $out2 >&$TEST_log || fail "stdout with --color=no differs"
diff $err1color $err2 >&$TEST_log || fail "stderr with --color=yes differs"
diff $err1nocolor $err2 >&$TEST_log || fail "stderr with --color=no differs"
rm -rf x
}
# Test for $(location) in args list of sh_binary
function test_location_in_args() {
mkdir -p some/testing
cat > some/testing/BUILD <<'EOF'
genrule(
name = "generated",
cmd = "echo 2 > $@",
outs = ["generated.txt"],
)
sh_binary(
name = "testing",
srcs = ["test.sh"],
data = ["data", ":generated"],
args = ["$(location :data)", "$(location :generated)"],
)
EOF
cat > some/testing/test.sh <<'EOF'
#!/usr/bin/env bash
set -ex
echo "Got $@"
i=1
for arg in $@; do
[[ $((i++)) = $(cat $arg) ]]
done
EOF
chmod +x some/testing/test.sh
echo "1" >some/testing/data
# Arguments are only provided through bazel run, we cannot test it
# with bazel-bin/some/testing/testing
bazel run --enable_runfiles=yes //some/testing >$TEST_log || fail "Expected success"
expect_log "Got .*some/testing/data.*some/testing/generated.txt"
}
function test_run_for_alias() {
mkdir -p a
cat > a/BUILD <<EOF
sh_binary(name='a', srcs=['a.sh'])
alias(name='b', actual='a')
EOF
cat > a/a.sh <<EOF
#!/bin/sh
echo "Dancing with wolves"
exit 0
EOF
chmod +x a/a.sh
bazel run //a:b >"$TEST_log" || fail "Expected success"
expect_log "Dancing with wolves"
}
function test_run_for_custom_executable() {
mkdir -p a
if "$is_windows"; then
local -r IsWindows=True
else
local -r IsWindows=False
fi
cat > a/x.bzl <<EOF
def _impl(ctx):
if $IsWindows:
f = ctx.actions.declare_file("x.bat")
content = "@if '%1' equ '' (echo Run Forest run) else (echo>%1 Run Forest run)"
else:
f = ctx.actions.declare_file("x.sh")
content = ("#!/bin/sh\n" +
"if [ -z \$1 ]; then\\n" +
" echo Run Forest run\\n" +
"else\\n" +
" echo Run Forest run > \$1\\n" +
"fi")
ctx.actions.write(f, content, is_executable = True)
return [DefaultInfo(executable = f)]
my_rule = rule(_impl, executable = True)
def _tool_impl(ctx):
f = ctx.actions.declare_file("output")
ctx.actions.run(executable = ctx.executable.tool,
inputs = [],
outputs = [f],
arguments = [f.path]
)
return DefaultInfo(files = depset([f]))
my_tool_rule = rule(_tool_impl, attrs = { 'tool' : attr.label(executable = True, cfg = "exec") })
EOF
cat > a/BUILD <<EOF
load(":x.bzl", "my_rule", "my_tool_rule")
my_rule(name = "zzz")
my_tool_rule(name = "kkk", tool = ":zzz")
EOF
bazel run //a:zzz > "$TEST_log" || fail "Expected success"
expect_log "Run Forest run"
bazel build //a:kkk > "$TEST_log" || fail "Expected success"
grep "Run Forest run" bazel-bin/a/output || fail "Output file wrong"
}
# Integration test for https://github.com/bazelbuild/bazel/pull/8322
# "bazel run" forwards input from stdin to the test binary, to support interactive test re-execution
# (when running browser-based tests) and to support debugging tests.
# See also test_a_test_rule_with_input_from_stdin() in //src/test/shell/integration:test_test
function test_run_a_test_and_a_binary_rule_with_input_from_stdin() {
if "$is_windows"; then
# TODO(laszlocsomor): fix this test on Windows, and enable it.
return
fi
mkdir -p a
cat > a/BUILD <<'eof'
sh_test(name = "x", srcs = ["x.sh"])
sh_binary(name = "control", srcs = ["x.sh"])
eof
cat > a/x.sh <<'eof'
#!/bin/bash
read -n5 FOO
echo "foo=($FOO)"
eof
chmod +x a/x.sh
echo helloworld | bazel run //a:control > "$TEST_log" || fail "Expected success"
expect_log "foo=(hello)"
echo hallowelt | bazel run //a:x > "$TEST_log" || fail "Expected success"
expect_log "foo=(hallo)"
}
function test_default_test_tmpdir() {
local -r pkg="pkg${LINENO}"
mkdir -p ${pkg}
echo "echo \${TEST_TMPDIR} > ${TEST_TMPDIR}/tmpdir_value" > ${pkg}/write.sh
chmod +x ${pkg}/write.sh
cat > ${pkg}/BUILD <<'EOF'
sh_test(name="a", srcs=["write.sh"])
EOF
bazel run //${pkg}:a
local tmpdir_value
tmpdir_value="$(cat "${TEST_TMPDIR}/tmpdir_value")"
if ${is_windows}; then
# Work-around replacing the path with a short DOS path.
tmpdir_value="$(cygpath -m -l "${tmpdir_value}")"
fi
assert_starts_with "${TEST_TMPDIR}/" "${tmpdir_value}"
}
function test_blaze_run_with_custom_test_tmpdir() {
local -r pkg="pkg${LINENO}"
mkdir -p ${pkg}
local tmpdir
tmpdir="$(mktemp -d)"
if "${is_windows}"; then
# Translate from `/*` to a windows path.
tmpdir="$(cygpath -m "${tmpdir}")"
fi
# Check that we execute the intended scenario.
if [[ "${tmpdir}" == "${TEST_TMPDIR}"* ]]; then
fail "Temp folder potentially overlaps with the exec root"
fi
echo "echo \${TEST_TMPDIR} > ${TEST_TMPDIR}/tmpdir_value" > ${pkg}/write.sh
chmod +x ${pkg}/write.sh
cat > ${pkg}/BUILD <<'EOF'
sh_test(name="a", srcs=["write.sh"])
EOF
bazel run --test_tmpdir="${tmpdir}/test_bazel_run_with_custom_tmpdir" //${pkg}:a
assert_starts_with "${tmpdir}/test_bazel_run_with_custom_tmpdir" "$(cat "${TEST_TMPDIR}/tmpdir_value")"
}
function test_run_binary_with_env_attribute() {
local -r pkg="pkg${LINENO}"
mkdir -p ${pkg}
cat > $pkg/BUILD <<'EOF'
sh_binary(
name = 't',
srcs = [':t.sh'],
data = [':t.dat'],
env = {
"ENV_A": "not_inherited",
"ENV_C": "no_surprise",
"ENV_DATA": "$(location :t.dat)",
},
)
EOF
cat > $pkg/t.sh <<'EOF'
#!/bin/sh
env
cat $ENV_DATA
exit 0
EOF
touch $pkg/t.dat
chmod +x $pkg/t.sh
ENV_B=surprise ENV_C=surprise bazel run //$pkg:t > $TEST_log \
|| fail "expected test to pass"
expect_log "ENV_A=not_inherited"
expect_log "ENV_B=surprise"
expect_log "ENV_C=no_surprise"
expect_log "ENV_DATA=$pkg/t.dat"
}
# Usage: assert_starts_with PREFIX STRING_TO_CHECK.
# Asserts that `$1` is a prefix of `$2`.
function assert_starts_with() {
if [[ "${2}" != "${1}"* ]]; then
fail "${2} does not start with ${1}"
fi
}
run_suite "'${PRODUCT_NAME} run' integration tests"