X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=tests%2Futils%2Futils.sh;h=9f5adf5aef66bb6d0c9f15dedbdba6143c2bc2f5;hb=e612fc1e2590ddd39e402df5aceeab92ddddcc09;hp=6463164d1730424bbd05d8021a12240407f48c50;hpb=df9db467c8361b960305cab98ee6e793d907c75e;p=babeltrace.git diff --git a/tests/utils/utils.sh b/tests/utils/utils.sh index 6463164d..9f5adf5a 100644 --- a/tests/utils/utils.sh +++ b/tests/utils/utils.sh @@ -1,20 +1,10 @@ #!/bin/bash - -# Copyright (c) 2019 Michael Jeanson -# Copyright (C) 2019 Philippe Proulx # -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; under version 2 of the License. +# SPDX-License-Identifier: GPL-2.0-only # -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. +# Copyright (c) 2019 Michael Jeanson +# Copyright (C) 2019 Philippe Proulx # -# You should have received a copy of the GNU General Public License along -# with this program; if not, write to the Free Software Foundation, Inc., -# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. # This file is meant to be sourced at the start of shell script-based tests. @@ -22,149 +12,238 @@ # Error out when encountering an undefined variable set -u +# If "readlink -f" is available, get a resolved absolute path to the +# tests source dir, otherwise make do with a relative path. scriptdir="$(dirname "${BASH_SOURCE[0]}")" +if readlink -f "." >/dev/null 2>&1; then + testsdir=$(readlink -f "$scriptdir/..") +else + testsdir="$scriptdir/.." +fi # The OS on which we are running. See [1] for possible values of 'uname -s'. # We do a bit of translation to ease our life down the road for comparison. # Export it so that called executables can use it. # [1] https://en.wikipedia.org/wiki/Uname#Examples -if [ "x${BT_OS_TYPE:-}" = "x" ]; then - BT_OS_TYPE="$(uname -s)" - case "$BT_OS_TYPE" in +if [ -z "${BT_TESTS_OS_TYPE:-}" ]; then + BT_TESTS_OS_TYPE="$(uname -s)" + case "$BT_TESTS_OS_TYPE" in MINGW*) - BT_OS_TYPE="mingw" + BT_TESTS_OS_TYPE="mingw" ;; Darwin) - BT_OS_TYPE="darwin" + BT_TESTS_OS_TYPE="darwin" ;; Linux) - BT_OS_TYPE="linux" + BT_TESTS_OS_TYPE="linux" ;; CYGWIN*) - BT_OS_TYPE="cygwin" + BT_TESTS_OS_TYPE="cygwin" ;; *) - BT_OS_TYPE="unsupported" + BT_TESTS_OS_TYPE="unsupported" ;; esac fi -export BT_OS_TYPE +export BT_TESTS_OS_TYPE # Allow overriding the source and build directories -if [ "x${BT_TESTS_SRCDIR:-}" = "x" ]; then - BT_TESTS_SRCDIR="$scriptdir/.." +if [ -z "${BT_TESTS_SRCDIR:-}" ]; then + BT_TESTS_SRCDIR="$testsdir" fi export BT_TESTS_SRCDIR -if [ "x${BT_TESTS_BUILDDIR:-}" = "x" ]; then - BT_TESTS_BUILDDIR="$scriptdir/.." +if [ -z "${BT_TESTS_BUILDDIR:-}" ]; then + BT_TESTS_BUILDDIR="$testsdir" fi export BT_TESTS_BUILDDIR -# By default, it will not source tap.sh. If you to tap output directly from -# the test script, define the 'SH_TAP' variable to '1' before sourcing this -# script. -if [ "x${SH_TAP:-}" = x1 ]; then - # shellcheck source=./tap/tap.sh - . "${BT_TESTS_SRCDIR}/utils/tap/tap.sh" + +# Source the generated environment file if it's present. +if [ -f "${BT_TESTS_BUILDDIR}/utils/env.sh" ]; then + # shellcheck source=./env.sh + . "${BT_TESTS_BUILDDIR}/utils/env.sh" fi # Allow overriding the babeltrace2 executables -if [ "x${BT_TESTS_BT2_BIN:-}" = "x" ]; then +if [ -z "${BT_TESTS_BT2_BIN:-}" ]; then BT_TESTS_BT2_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2" - if [ "$BT_OS_TYPE" = "mingw" ]; then + if [ "$BT_TESTS_OS_TYPE" = "mingw" ]; then BT_TESTS_BT2_BIN="${BT_TESTS_BT2_BIN}.exe" fi fi export BT_TESTS_BT2_BIN -if [ "x${BT_TESTS_BT2LOG_BIN:-}" = "x" ]; then - BT_TESTS_BT2LOG_BIN="$BT_TESTS_BUILDDIR/../src/cli/babeltrace2-log" - if [ "$BT_OS_TYPE" = "mingw" ]; then - BT_TESTS_BT2LOG_BIN="${BT_TESTS_BT2LOG_BIN}.exe" - fi -fi -export BT_TESTS_BT2LOG_BIN - # TODO: Remove when bindings/python/bt2/test_plugin.py is fixed BT_PLUGINS_PATH="${BT_TESTS_BUILDDIR}/../src/plugins" # Allow overriding the babeltrace2 plugin path -if [ "x${BT_TESTS_BABELTRACE_PLUGIN_PATH:-}" = "x" ]; then - BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text" +if [ -z "${BT_TESTS_BABELTRACE_PLUGIN_PATH:-}" ]; then + BT_TESTS_BABELTRACE_PLUGIN_PATH="${BT_PLUGINS_PATH}/ctf:${BT_PLUGINS_PATH}/utils:${BT_PLUGINS_PATH}/text:${BT_PLUGINS_PATH}/lttng-utils" fi +export BT_TESTS_BABELTRACE_PLUGIN_PATH -if [ "x${BT_TESTS_PROVIDER_DIR:-}" = "x" ]; then +if [ -z "${BT_TESTS_PROVIDER_DIR:-}" ]; then BT_TESTS_PROVIDER_DIR="${BT_TESTS_BUILDDIR}/../src/python-plugin-provider/.libs" fi +export BT_TESTS_PROVIDER_DIR # Allow overriding the babeltrace2 executables -if [ "x${BT_TESTS_PYTHONPATH:-}" = "x" ]; then +if [ -z "${BT_TESTS_PYTHONPATH:-}" ]; then BT_TESTS_PYTHONPATH="${BT_TESTS_BUILDDIR}/../src/bindings/python/bt2/build/build_lib" fi +export BT_TESTS_PYTHONPATH ### External Tools ### -if [ "x${BT_TESTS_AWK_BIN:-}" = "x" ]; then +if [ -z "${BT_TESTS_AWK_BIN:-}" ]; then BT_TESTS_AWK_BIN="awk" fi export BT_TESTS_AWK_BIN -if [ "x${BT_TESTS_GREP_BIN:-}" = "x" ]; then +if [ -z "${BT_TESTS_GREP_BIN:-}" ]; then BT_TESTS_GREP_BIN="grep" fi export BT_TESTS_GREP_BIN -if [ "x${BT_TESTS_PYTHON_BIN:-}" = "x" ]; then +if [ -z "${BT_TESTS_PYTHON_BIN:-}" ]; then BT_TESTS_PYTHON_BIN="python3" fi export BT_TESTS_PYTHON_BIN -if [ "x${BT_TESTS_SED_BIN:-}" = "x" ]; then +BT_TESTS_PYTHON_VERSION=$($BT_TESTS_PYTHON_BIN -c 'import sys; print("{}.{}".format(sys.version_info.major, sys.version_info.minor))') + +if [ -z "${BT_TESTS_PYTHON_CONFIG_BIN:-}" ]; then + BT_TESTS_PYTHON_CONFIG_BIN="python3-config" +fi +export BT_TESTS_PYTHON_CONFIG_BIN + +if [ -z "${BT_TESTS_SED_BIN:-}" ]; then BT_TESTS_SED_BIN="sed" fi export BT_TESTS_SED_BIN +if [ -z "${BT_TESTS_CC_BIN:-}" ]; then + BT_TESTS_CC_BIN="cc" +fi +export BT_TESTS_CC_BIN + + +### Optional features ### + +if [ -z "${BT_TESTS_ENABLE_ASAN:-}" ]; then + BT_TESTS_ENABLE_ASAN="0" +fi +export BT_TESTS_ENABLE_ASAN + # Data files path BT_TESTS_DATADIR="${BT_TESTS_SRCDIR}/data" BT_CTF_TRACES_PATH="${BT_TESTS_DATADIR}/ctf-traces" -BT_DEBUG_INFO_PATH="${BT_TESTS_DATADIR}/debug-info" + +# By default, it will not source tap.sh. If you want to output tap directly +# from the test script, define the 'SH_TAP' variable to '1' before sourcing +# this script. +if [ "${SH_TAP:-}" = 1 ]; then + # shellcheck source=./tap/tap.sh + . "${BT_TESTS_SRCDIR}/utils/tap/tap.sh" +fi +# Remove CR characters in file "$1". + +bt_remove_cr() { + "$BT_TESTS_SED_BIN" -i 's/\r//g' "$1" +} + +# Run the Babeltrace CLI, redirecting stdout and stderr to specified files. +# +# $1: file to redirect stdout to +# $2: file to redirect stderr to +# remaining args: arguments to pass to the CLI +# +# Return the exit code of the CLI. + +bt_cli() { + local stdout_file="$1" + local stderr_file="$2" + shift 2 + local args=("$@") + + echo "Running: $BT_TESTS_BT2_BIN ${args[*]}" >&2 + run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" 1>"$stdout_file" 2>"$stderr_file" +} + ### Diff Functions ### -# Checks the difference between the content of the file with path "$1" -# and the output of the CLI when called with the rest of arguments -# to this function. +# Check the differences between two files (typically some expected output vs +# some actual output). If there are differences, print the diff to stderr. +# +# $1: file 1 (expected) +# $2: file 2 (actual) +# +# Return 0 if there's no difference, and non-zero if there are. +# +# Note that this function modifies the actual output file ($2) _in-place_ to +# remove any \r character. + +bt_diff() { + local expected_file="$1" + local actual_file="$2" + local ret=0 + + # Strip any \r present due to Windows (\n -> \r\n). + # "diff --string-trailing-cr" is not used since it is not present on + # Solaris. + bt_remove_cr "$actual_file" + + diff -u "$expected_file" "$actual_file" 1>&2 + + return $? +} + +# Checks the difference between: +# +# 1. What the CLI outputs on its standard output when given the arguments +# "$@" (excluding the first two arguments). +# 2. The file with path "$1". +# +# And the difference between: +# +# 1. What the CLI outputs on its standard error when given the arguments +# "$@" (excluding the first two arguments). +# 2. The file with path "$2". # # Returns 0 if there's no difference, and 1 if there is, also printing # said difference to the standard error. bt_diff_cli() { - local expected_file="$1" - shift 1 + local expected_stdout_file="$1" + local expected_stderr_file="$2" + shift 2 local args=("$@") - local temp_output_file - local temp_diff + local temp_stdout_output_file + local temp_stderr_output_file local ret=0 + local ret_stdout + local ret_stderr - temp_output_file="$(mktemp)" - temp_diff="$(mktemp)" + temp_stdout_output_file="$(mktemp -t actual_stdout.XXXXXX)" + temp_stderr_output_file="$(mktemp -t actual_stderr.XXXXXX)" - # Run the CLI to get a detailed file. Strip any \r present due to - # Windows (\n -> \r\n). "diff --string-trailing-cr" is not used since it - # is not present on Solaris. - run_python_bt2 "$BT_TESTS_BT2_BIN" "${args[@]}" | tr -d "\r" > "$temp_output_file" + # Run the CLI to get a detailed file. + bt_cli "$temp_stdout_output_file" "$temp_stderr_output_file" "${args[@]}" - # Compare output with expected output - if ! diff -u "$temp_output_file" "$expected_file" 2>/dev/null >"$temp_diff"; then - echo "ERROR: for '${args[*]}': actual and expected outputs differ:" >&2 - cat "$temp_diff" >&2 + bt_diff "$expected_stdout_file" "$temp_stdout_output_file" "${args[@]}" + ret_stdout=$? + bt_diff "$expected_stderr_file" "$temp_stderr_output_file" "${args[@]}" + ret_stderr=$? + + if ((ret_stdout != 0 || ret_stderr != 0)); then ret=1 fi - rm -f "$temp_output_file" "$temp_diff" + rm -f "$temp_stdout_output_file" "$temp_stderr_output_file" return $ret } @@ -177,13 +256,15 @@ bt_diff_cli() { # Returns 0 if there's no difference, and 1 if there is, also printing # said difference to the standard error. bt_diff_details_ctf_single() { - local expected_file="$1" + local expected_stdout_file="$1" local trace_dir="$2" shift 2 local extra_details_args=("$@") + expected_stderr_file="/dev/null" # Compare using the CLI with `sink.text.details` - bt_diff_cli "$expected_file" "$trace_dir" "-c" "sink.text.details" "${extra_details_args[@]}" + bt_diff_cli "$expected_stdout_file" "$expected_stderr_file" "$trace_dir" \ + "-c" "sink.text.details" "${extra_details_args[@]+${extra_details_args[@]}}" } # Calls bt_diff_details_ctf_single(), except that "$1" is the path to a @@ -192,7 +273,7 @@ bt_diff_details_ctf_single() { # CTF trace as its first argument. bt_diff_details_ctf_gen_single() { local ctf_gen_prog_path="$1" - local expected_file="$2" + local expected_stdout_file="$2" shift 2 local extra_details_args=("$@") @@ -209,7 +290,8 @@ bt_diff_details_ctf_gen_single() { fi # Compare using the CLI with `sink.text.details` - bt_diff_details_ctf_single "$expected_file" "$temp_trace_dir" "${extra_details_args[@]}" + bt_diff_details_ctf_single "$expected_stdout_file" "$temp_trace_dir" \ + "${extra_details_args[@]+${extra_details_args[@]}}" ret=$? rm -rf "$temp_trace_dir" return $ret @@ -222,35 +304,69 @@ check_coverage() { coverage run "$@" } +# Execute a shell command in the appropriate environment to access the Python +# test utility modules in `tests/utils/python`. +run_python() { + local our_pythonpath="${BT_TESTS_SRCDIR}/utils/python" + + if [[ $BT_TESTS_PYTHON_VERSION = 3.4 ]]; then + # Add a local directory containing a `typing.py` to `PYTHONPATH` for + # Python 3.4 which doesn't offer the `typing` module. + our_pythonpath="$our_pythonpath:${BT_TESTS_SRCDIR}/utils/python/typing" + fi + + PYTHONPATH="${our_pythonpath}${PYTHONPATH:+:}${PYTHONPATH:-}" "$@" +} + # Execute a shell command in the appropriate environment to have access to the # bt2 Python bindings. run_python_bt2() { - local lib_search_var - local lib_search_path + local lib_asan + local -x "BABELTRACE_PYTHON_BT2_NO_TRACEBACK=1" + local -x "BABELTRACE_PLUGIN_PATH=${BT_TESTS_BABELTRACE_PLUGIN_PATH}" + local -x "LIBBABELTRACE2_PLUGIN_PROVIDER_DIR=${BT_TESTS_PROVIDER_DIR}" + local -x "BT_TESTS_DATADIR=${BT_TESTS_DATADIR}" + local -x "BT_CTF_TRACES_PATH=${BT_CTF_TRACES_PATH}" + local -x "BT_PLUGINS_PATH=${BT_PLUGINS_PATH}" + local -x "PYTHONPATH=${BT_TESTS_PYTHONPATH}${PYTHONPATH:+:}${PYTHONPATH:-}" local main_lib_path="${BT_TESTS_BUILDDIR}/../src/lib/.libs" # Set the library search path so the python interpreter can load libbabeltrace2 - if [ "$BT_OS_TYPE" = "mingw" ] || [ "$BT_OS_TYPE" = "cygwin" ]; then - lib_search_var="PATH" - lib_search_path="${main_lib_path}:${PATH:-}" - elif [ "$BT_OS_TYPE" = "darwin" ]; then - lib_search_var="DYLD_LIBRARY_PATH" - lib_search_path="${main_lib_path}:${DYLD_LIBRARY_PATH:-}" + if [ "$BT_TESTS_OS_TYPE" = "mingw" ] || [ "$BT_TESTS_OS_TYPE" = "cygwin" ]; then + local -x PATH="${main_lib_path}${PATH:+:}${PATH:-}" + elif [ "$BT_TESTS_OS_TYPE" = "darwin" ]; then + local -x DYLD_LIBRARY_PATH="${main_lib_path}${DYLD_LIBRARY_PATH:+:}${DYLD_LIBRARY_PATH:-}" else - lib_search_var="LD_LIBRARY_PATH" - lib_search_path="${main_lib_path}:${LD_LIBRARY_PATH:-}" + local -x LD_LIBRARY_PATH="${main_lib_path}${LD_LIBRARY_PATH:+:}${LD_LIBRARY_PATH:-}" + fi + + # On Windows, an embedded Python interpreter needs a way to locate the path + # to its internal modules, set the prefix from python-config to the + # PYTHONHOME variable. + if [ "$BT_TESTS_OS_TYPE" = "mingw" ]; then + local -x PYTHONHOME + + PYTHONHOME=$($BT_TESTS_PYTHON_CONFIG_BIN --prefix) + fi + + # If AddressSanitizer is used, we must preload libasan.so so that + # libasan doesn't complain about not being the first loaded library. + # + # Python and sed (executed as part of the libtool wrapper) produce some + # leaks, so we must unfortunately disable leak detection. Append it to + # existing ASAN_OPTIONS, such that we override the user's value if it + # contains detect_leaks=1. + if [ "${BT_TESTS_ENABLE_ASAN:-}" = "1" ]; then + if ${BT_TESTS_CC_BIN} --version | head -n 1 | grep -q '^gcc'; then + lib_asan="$(${BT_TESTS_CC_BIN} -print-file-name=libasan.so)" + local -x LD_PRELOAD="${lib_asan}${LD_PRELOAD:+:}${LD_PRELOAD:-}" + fi + + local -x "ASAN_OPTIONS=${ASAN_OPTIONS:-}${ASAN_OPTIONS:+,}detect_leaks=0" fi - env \ - BABELTRACE_PYTHON_BT2_NO_TRACEBACK=1 \ - BABELTRACE_PLUGIN_PATH="${BT_TESTS_BABELTRACE_PLUGIN_PATH}" \ - LIBBABELTRACE2_PLUGIN_PROVIDER_DIR=${BT_TESTS_PROVIDER_DIR} \ - BT_CTF_TRACES_PATH="${BT_CTF_TRACES_PATH}" \ - BT_PLUGINS_PATH="${BT_PLUGINS_PATH}" \ - PYTHONPATH="${BT_TESTS_PYTHONPATH}:${BT_TESTS_SRCDIR}/utils/python" \ - "${lib_search_var}"="${lib_search_path}" \ - "$@" + run_python "$@" } # Set the environment and run python tests in the directory. @@ -265,11 +381,11 @@ run_python_bt2_test() { local test_runner_args=() test_runner_args+=("$test_dir") - if [ "x${test_pattern}" != "x" ]; then + if [ -n "${test_pattern}" ]; then test_runner_args+=("${test_pattern}") fi - if test "x${BT_TESTS_COVERAGE:-}" = "x1"; then + if test "${BT_TESTS_COVERAGE:-}" = "1"; then python_exec="check_coverage" else python_exec="${BT_TESTS_PYTHON_BIN}" @@ -283,11 +399,11 @@ run_python_bt2_test() { ret=$? - if test "x${BT_TESTS_COVERAGE_REPORT:-}" = "x1"; then + if test "${BT_TESTS_COVERAGE_REPORT:-}" = "1"; then coverage report -m fi - if test "x${BT_TESTS_COVERAGE_HTML:-}" = "x1"; then + if test "${BT_TESTS_COVERAGE_HTML:-}" = "1"; then coverage html fi