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cacfd1d018
git-commit-vandalism/t/test-lib.sh
Junio C Hamano cacfd1d018 Merge branch 'pw/test-malloc-with-sanitize-address' 
Avoid problems from interaction between malloc_check and address
sanitizer.

* pw/test-malloc-with-sanitize-address:
  tests: make SANITIZE=address imply TEST_NO_MALLOC_CHECK
2022-05-11 13:56:22 -07:00

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# Test framework for git. See t/README for usage.
#
# Copyright (c) 2005 Junio C Hamano
#
# 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, either version 2 of the License, or
# (at your option) any later version.
#
# 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.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see http://www.gnu.org/licenses/ .
# Test the binaries we have just built. The tests are kept in
# t/ subdirectory and are run in 'trash directory' subdirectory.
if test -z "$TEST_DIRECTORY"
then
# ensure that TEST_DIRECTORY is an absolute path so that it
# is valid even if the current working directory is changed
TEST_DIRECTORY=$(pwd)
else
# The TEST_DIRECTORY will always be the path to the "t"
# directory in the git.git checkout. This is overridden by
# e.g. t/lib-subtest.sh, but only because its $(pwd) is
# different. Those tests still set "$TEST_DIRECTORY" to the
# same path.
#
# See use of "$GIT_BUILD_DIR" and "$TEST_DIRECTORY" below for
# hard assumptions about "$GIT_BUILD_DIR/t" existing and being
# the "$TEST_DIRECTORY", and e.g. "$TEST_DIRECTORY/helper"
# needing to exist.
TEST_DIRECTORY=$(cd "$TEST_DIRECTORY" && pwd) || exit 1
fi
if test -z "$TEST_OUTPUT_DIRECTORY"
then
# Similarly, override this to store the test-results subdir
# elsewhere
TEST_OUTPUT_DIRECTORY=$TEST_DIRECTORY
fi
GIT_BUILD_DIR="${TEST_DIRECTORY%/t}"
if test "$TEST_DIRECTORY" = "$GIT_BUILD_DIR"
then
echo "PANIC: Running in a $TEST_DIRECTORY that doesn't end in '/t'?" >&2
exit 1
fi
# Prepend a string to a VAR using an arbitrary ":" delimiter, not
# adding the delimiter if VAR or VALUE is empty. I.e. a generalized:
#
# VAR=$1${VAR:+${1:+$2}$VAR}
#
# Usage (using ":" as the $2 delimiter):
#
# prepend_var VAR : VALUE
prepend_var () {
eval "$1=$3\${$1:+${3:+$2}\$$1}"
}
# If [AL]SAN is in effect we want to abort so that we notice
# problems. The GIT_SAN_OPTIONS variable can be used to set common
# defaults shared between [AL]SAN_OPTIONS.
prepend_var GIT_SAN_OPTIONS : abort_on_error=1
prepend_var GIT_SAN_OPTIONS : strip_path_prefix=\"$GIT_BUILD_DIR/\"
# If we were built with ASAN, it may complain about leaks
# of program-lifetime variables. Disable it by default to lower
# the noise level. This needs to happen at the start of the script,
# before we even do our "did we build git yet" check (since we don't
# want that one to complain to stderr).
prepend_var ASAN_OPTIONS : $GIT_SAN_OPTIONS
prepend_var ASAN_OPTIONS : detect_leaks=0
export ASAN_OPTIONS
prepend_var LSAN_OPTIONS : $GIT_SAN_OPTIONS
prepend_var LSAN_OPTIONS : fast_unwind_on_malloc=0
export LSAN_OPTIONS
if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
then
echo >&2 'error: GIT-BUILD-OPTIONS missing (has Git been built?).'
exit 1
fi
. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
export PERL_PATH SHELL_PATH
# In t0000, we need to override test directories of nested testcases. In case
# the developer has TEST_OUTPUT_DIRECTORY part of his build options, then we'd
# reset this value to instead contain what the developer has specified. We thus
# have this knob to allow overriding the directory.
if test -n "${TEST_OUTPUT_DIRECTORY_OVERRIDE}"
then
TEST_OUTPUT_DIRECTORY="${TEST_OUTPUT_DIRECTORY_OVERRIDE}"
fi
# Disallow the use of abbreviated options in the test suite by default
if test -z "${GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS}"
then
GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=true
export GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS
fi
# Explicitly set the default branch name for testing, to avoid the
# transitory "git init" warning under --verbose.
: ${GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME:=master}
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
################################################################
# It appears that people try to run tests without building...
"${GIT_TEST_INSTALLED:-$GIT_BUILD_DIR}/git$X" >/dev/null
if test $? != 1
then
if test -n "$GIT_TEST_INSTALLED"
then
echo >&2 "error: there is no working Git at '$GIT_TEST_INSTALLED'"
else
echo >&2 'error: you do not seem to have built git yet.'
fi
exit 1
fi
store_arg_to=
opt_required_arg=
# $1: option string
# $2: name of the var where the arg will be stored
mark_option_requires_arg () {
if test -n "$opt_required_arg"
then
echo "error: options that require args cannot be bundled" \
"together: '$opt_required_arg' and '$1'" >&2
exit 1
fi
opt_required_arg=$1
store_arg_to=$2
}
parse_option () {
local opt="$1"
case "$opt" in
-d|--d|--de|--deb|--debu|--debug)
debug=t ;;
-i|--i|--im|--imm|--imme|--immed|--immedi|--immedia|--immediat|--immediate)
immediate=t ;;
-l|--l|--lo|--lon|--long|--long-|--long-t|--long-te|--long-tes|--long-test|--long-tests)
GIT_TEST_LONG=t; export GIT_TEST_LONG ;;
-r)
mark_option_requires_arg "$opt" run_list
;;
--run=*)
run_list=${opt#--*=} ;;
-h|--h|--he|--hel|--help)
help=t ;;
-v|--v|--ve|--ver|--verb|--verbo|--verbos|--verbose)
verbose=t ;;
--verbose-only=*)
verbose_only=${opt#--*=}
;;
-q|--q|--qu|--qui|--quie|--quiet)
# Ignore --quiet under a TAP::Harness. Saying how many tests
# passed without the ok/not ok details is always an error.
test -z "$HARNESS_ACTIVE" && quiet=t ;;
--with-dashes)
with_dashes=t ;;
--no-bin-wrappers)
no_bin_wrappers=t ;;
--no-color)
color= ;;
--va|--val|--valg|--valgr|--valgri|--valgrin|--valgrind)
valgrind=memcheck
tee=t
;;
--valgrind=*)
valgrind=${opt#--*=}
tee=t
;;
--valgrind-only=*)
valgrind_only=${opt#--*=}
tee=t
;;
--tee)
tee=t ;;
--root=*)
root=${opt#--*=} ;;
--chain-lint)
GIT_TEST_CHAIN_LINT=1 ;;
--no-chain-lint)
GIT_TEST_CHAIN_LINT=0 ;;
-x)
trace=t ;;
-V|--verbose-log)
verbose_log=t
tee=t
;;
--write-junit-xml)
write_junit_xml=t
;;
--stress)
stress=t ;;
--stress=*)
echo "error: --stress does not accept an argument: '$opt'" >&2
echo "did you mean --stress-jobs=${opt#*=} or --stress-limit=${opt#*=}?" >&2
exit 1
;;
--stress-jobs=*)
stress=t;
stress_jobs=${opt#--*=}
case "$stress_jobs" in
*[!0-9]*|0*|"")
echo "error: --stress-jobs=<N> requires the number of jobs to run" >&2
exit 1
;;
*) # Good.
;;
esac
;;
--stress-limit=*)
stress=t;
stress_limit=${opt#--*=}
case "$stress_limit" in
*[!0-9]*|0*|"")
echo "error: --stress-limit=<N> requires the number of repetitions" >&2
exit 1
;;
*) # Good.
;;
esac
;;
*)
echo "error: unknown test option '$opt'" >&2; exit 1 ;;
esac
}
# Parse options while taking care to leave $@ intact, so we will still
# have all the original command line options when executing the test
# script again for '--tee' and '--verbose-log' later.
for opt
do
if test -n "$store_arg_to"
then
eval $store_arg_to=\$opt
store_arg_to=
opt_required_arg=
continue
fi
case "$opt" in
--*|-?)
parse_option "$opt" ;;
-?*)
# bundled short options must be fed separately to parse_option
opt=${opt#-}
while test -n "$opt"
do
extra=${opt#?}
this=${opt%$extra}
opt=$extra
parse_option "-$this"
done
;;
*)
echo "error: unknown test option '$opt'" >&2; exit 1 ;;
esac
done
if test -n "$store_arg_to"
then
echo "error: $opt_required_arg requires an argument" >&2
exit 1
fi
if test -n "$valgrind_only"
then
test -z "$valgrind" && valgrind=memcheck
test -z "$verbose" && verbose_only="$valgrind_only"
elif test -n "$valgrind"
then
test -z "$verbose_log" && verbose=t
fi
if test -n "$stress"
then
verbose=t
trace=t
immediate=t
fi
TEST_STRESS_JOB_SFX="${GIT_TEST_STRESS_JOB_NR:+.stress-$GIT_TEST_STRESS_JOB_NR}"
TEST_NAME="$(basename "$0" .sh)"
TEST_NUMBER="${TEST_NAME%%-*}"
TEST_NUMBER="${TEST_NUMBER#t}"
TEST_RESULTS_DIR="$TEST_OUTPUT_DIRECTORY/test-results"
TEST_RESULTS_BASE="$TEST_RESULTS_DIR/$TEST_NAME$TEST_STRESS_JOB_SFX"
TRASH_DIRECTORY="trash directory.$TEST_NAME$TEST_STRESS_JOB_SFX"
test -n "$root" && TRASH_DIRECTORY="$root/$TRASH_DIRECTORY"
case "$TRASH_DIRECTORY" in
/*) ;; # absolute path is good
*) TRASH_DIRECTORY="$TEST_OUTPUT_DIRECTORY/$TRASH_DIRECTORY" ;;
esac
# If --stress was passed, run this test repeatedly in several parallel loops.
if test "$GIT_TEST_STRESS_STARTED" = "done"
then
: # Don't stress test again.
elif test -n "$stress"
then
if test -n "$stress_jobs"
then
job_count=$stress_jobs
elif test -n "$GIT_TEST_STRESS_LOAD"
then
job_count="$GIT_TEST_STRESS_LOAD"
elif job_count=$(getconf _NPROCESSORS_ONLN 2>/dev/null) &&
test -n "$job_count"
then
job_count=$((2 * $job_count))
else
job_count=8
fi
mkdir -p "$TEST_RESULTS_DIR"
stressfail="$TEST_RESULTS_BASE.stress-failed"
rm -f "$stressfail"
stress_exit=0
trap '
kill $job_pids 2>/dev/null
wait
stress_exit=1
' TERM INT HUP
job_pids=
job_nr=0
while test $job_nr -lt "$job_count"
do
(
GIT_TEST_STRESS_STARTED=done
GIT_TEST_STRESS_JOB_NR=$job_nr
export GIT_TEST_STRESS_STARTED GIT_TEST_STRESS_JOB_NR
trap '
kill $test_pid 2>/dev/null
wait
exit 1
' TERM INT
cnt=1
while ! test -e "$stressfail" &&
{ test -z "$stress_limit" ||
test $cnt -le $stress_limit ; }
do
$TEST_SHELL_PATH "$0" "$@" >"$TEST_RESULTS_BASE.stress-$job_nr.out" 2>&1 &
test_pid=$!
if wait $test_pid
then
printf "OK %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
else
echo $GIT_TEST_STRESS_JOB_NR >>"$stressfail"
printf "FAIL %2d.%d\n" $GIT_TEST_STRESS_JOB_NR $cnt
fi
cnt=$(($cnt + 1))
done
) &
job_pids="$job_pids $!"
job_nr=$(($job_nr + 1))
done
wait
if test -f "$stressfail"
then
stress_exit=1
echo "Log(s) of failed test run(s):"
for failed_job_nr in $(sort -n "$stressfail")
do
echo "Contents of '$TEST_RESULTS_BASE.stress-$failed_job_nr.out':"
cat "$TEST_RESULTS_BASE.stress-$failed_job_nr.out"
done
rm -rf "$TRASH_DIRECTORY.stress-failed"
# Move the last one.
mv "$TRASH_DIRECTORY.stress-$failed_job_nr" "$TRASH_DIRECTORY.stress-failed"
fi
exit $stress_exit
fi
# if --tee was passed, write the output not only to the terminal, but
# additionally to the file test-results/$BASENAME.out, too.
if test "$GIT_TEST_TEE_STARTED" = "done"
then
: # do not redirect again
elif test -n "$tee"
then
mkdir -p "$TEST_RESULTS_DIR"
# Make this filename available to the sub-process in case it is using
# --verbose-log.
GIT_TEST_TEE_OUTPUT_FILE=$TEST_RESULTS_BASE.out
export GIT_TEST_TEE_OUTPUT_FILE
# Truncate before calling "tee -a" to get rid of the results
# from any previous runs.
>"$GIT_TEST_TEE_OUTPUT_FILE"
(GIT_TEST_TEE_STARTED=done ${TEST_SHELL_PATH} "$0" "$@" 2>&1;
echo $? >"$TEST_RESULTS_BASE.exit") | tee -a "$GIT_TEST_TEE_OUTPUT_FILE"
test "$(cat "$TEST_RESULTS_BASE.exit")" = 0
exit
fi
if test -n "$trace" && test -n "$test_untraceable"
then
# '-x' tracing requested, but this test script can't be reliably
# traced, unless it is run with a Bash version supporting
# BASH_XTRACEFD (introduced in Bash v4.1).
#
# Perform this version check _after_ the test script was
# potentially re-executed with $TEST_SHELL_PATH for '--tee' or
# '--verbose-log', so the right shell is checked and the
# warning is issued only once.
if test -n "$BASH_VERSION" && eval '
test ${BASH_VERSINFO[0]} -gt 4 || {
test ${BASH_VERSINFO[0]} -eq 4 &&
test ${BASH_VERSINFO[1]} -ge 1
}
'
then
: Executed by a Bash version supporting BASH_XTRACEFD. Good.
else
echo >&2 "warning: ignoring -x; '$0' is untraceable without BASH_XTRACEFD"
trace=
fi
fi
if test -n "$trace" && test -z "$verbose_log"
then
verbose=t
fi
# Since bash 5.0, checkwinsize is enabled by default which does
# update the COLUMNS variable every time a non-builtin command
# completes, even for non-interactive shells.
# Disable that since we are aiming for repeatability.
test -n "$BASH_VERSION" && shopt -u checkwinsize 2>/dev/null
# For repeatability, reset the environment to known value.
# TERM is sanitized below, after saving color control sequences.
LANG=C
LC_ALL=C
PAGER=cat
TZ=UTC
COLUMNS=80
export LANG LC_ALL PAGER TZ COLUMNS
EDITOR=:
# A call to "unset" with no arguments causes at least Solaris 10
# /usr/xpg4/bin/sh and /bin/ksh to bail out. So keep the unsets
# deriving from the command substitution clustered with the other
# ones.
unset VISUAL EMAIL LANGUAGE $("$PERL_PATH" -e '
my @env = keys %ENV;
my $ok = join("|", qw(
TRACE
DEBUG
TEST
.*_TEST
PROVE
VALGRIND
UNZIP
PERF_
CURL_VERBOSE
TRACE_CURL
));
my @vars = grep(/^GIT_/ && !/^GIT_($ok)/o, @env);
print join("\n", @vars);
')
unset XDG_CACHE_HOME
unset XDG_CONFIG_HOME
unset GITPERLLIB
unset GIT_TRACE2_PARENT_NAME
unset GIT_TRACE2_PARENT_SID
TEST_AUTHOR_LOCALNAME=author
TEST_AUTHOR_DOMAIN=example.com
GIT_AUTHOR_EMAIL=${TEST_AUTHOR_LOCALNAME}@${TEST_AUTHOR_DOMAIN}
GIT_AUTHOR_NAME='A U Thor'
GIT_AUTHOR_DATE='1112354055 +0200'
TEST_COMMITTER_LOCALNAME=committer
TEST_COMMITTER_DOMAIN=example.com
GIT_COMMITTER_EMAIL=${TEST_COMMITTER_LOCALNAME}@${TEST_COMMITTER_DOMAIN}
GIT_COMMITTER_NAME='C O Mitter'
GIT_COMMITTER_DATE='1112354055 +0200'
GIT_MERGE_VERBOSITY=5
GIT_MERGE_AUTOEDIT=no
export GIT_MERGE_VERBOSITY GIT_MERGE_AUTOEDIT
export GIT_AUTHOR_EMAIL GIT_AUTHOR_NAME
export GIT_COMMITTER_EMAIL GIT_COMMITTER_NAME
export GIT_COMMITTER_DATE GIT_AUTHOR_DATE
export EDITOR
GIT_DEFAULT_HASH="${GIT_TEST_DEFAULT_HASH:-sha1}"
export GIT_DEFAULT_HASH
GIT_TEST_MERGE_ALGORITHM="${GIT_TEST_MERGE_ALGORITHM:-ort}"
export GIT_TEST_MERGE_ALGORITHM
# Tests using GIT_TRACE typically don't want <timestamp> <file>:<line> output
GIT_TRACE_BARE=1
export GIT_TRACE_BARE
# Some tests scan the GIT_TRACE2_EVENT feed for events, but the
# default depth is 2, which frequently causes issues when the
# events are wrapped in new regions. Set it to a sufficiently
# large depth to avoid custom changes in the test suite.
GIT_TRACE2_EVENT_NESTING=100
export GIT_TRACE2_EVENT_NESTING
# Use specific version of the index file format
if test -n "${GIT_TEST_INDEX_VERSION:+isset}"
then
GIT_INDEX_VERSION="$GIT_TEST_INDEX_VERSION"
export GIT_INDEX_VERSION
fi
if test -n "$GIT_TEST_PERL_FATAL_WARNINGS"
then
GIT_PERL_FATAL_WARNINGS=1
export GIT_PERL_FATAL_WARNINGS
fi
case $GIT_TEST_FSYNC in
'')
GIT_TEST_FSYNC=0
export GIT_TEST_FSYNC
;;
esac
# Add libc MALLOC and MALLOC_PERTURB test only if we are not executing
# the test with valgrind and have not compiled with SANITIZE=address.
if test -n "$valgrind" ||
test -n "$SANITIZE_ADDRESS" ||
test -n "$TEST_NO_MALLOC_CHECK"
then
setup_malloc_check () {
: nothing
}
teardown_malloc_check () {
: nothing
}
else
setup_malloc_check () {
local g
local t
MALLOC_CHECK_=3 MALLOC_PERTURB_=165
export MALLOC_CHECK_ MALLOC_PERTURB_
if _GLIBC_VERSION=$(getconf GNU_LIBC_VERSION 2>/dev/null) &&
_GLIBC_VERSION=${_GLIBC_VERSION#"glibc "} &&
expr 2.34 \<= "$_GLIBC_VERSION" >/dev/null
then
g=
LD_PRELOAD="libc_malloc_debug.so.0"
for t in \
glibc.malloc.check=1 \
glibc.malloc.perturb=165
do
g="${g#:}:$t"
done
GLIBC_TUNABLES=$g
export LD_PRELOAD GLIBC_TUNABLES
fi
}
teardown_malloc_check () {
unset MALLOC_CHECK_ MALLOC_PERTURB_
unset LD_PRELOAD GLIBC_TUNABLES
}
fi
# Protect ourselves from common misconfiguration to export
# CDPATH into the environment
unset CDPATH
unset GREP_OPTIONS
unset UNZIP
case $(echo $GIT_TRACE |tr "[A-Z]" "[a-z]") in
1|2|true)
GIT_TRACE=4
;;
esac
# Line feed
LF='
'
# Single quote
SQ=\'
# UTF-8 ZERO WIDTH NON-JOINER, which HFS+ ignores
# when case-folding filenames
u200c=$(printf '\342\200\214')
export _x05 _x35 LF u200c EMPTY_TREE EMPTY_BLOB ZERO_OID OID_REGEX
# Each test should start with something like this, after copyright notices:
#
# test_description='Description of this test...
# This test checks if command xyzzy does the right thing...
# '
# . ./test-lib.sh
test "x$TERM" != "xdumb" && (
test -t 1 &&
tput bold >/dev/null 2>&1 &&
tput setaf 1 >/dev/null 2>&1 &&
tput sgr0 >/dev/null 2>&1
) &&
color=t
if test -n "$color"
then
# Save the color control sequences now rather than run tput
# each time say_color() is called. This is done for two
# reasons:
# * TERM will be changed to dumb
# * HOME will be changed to a temporary directory and tput
# might need to read ~/.terminfo from the original HOME
# directory to get the control sequences
# Note: This approach assumes the control sequences don't end
# in a newline for any terminal of interest (command
# substitutions strip trailing newlines). Given that most
# (all?) terminals in common use are related to ECMA-48, this
# shouldn't be a problem.
say_color_error=$(tput bold; tput setaf 1) # bold red
say_color_skip=$(tput setaf 4) # blue
say_color_warn=$(tput setaf 3) # brown/yellow
say_color_pass=$(tput setaf 2) # green
say_color_info=$(tput setaf 6) # cyan
say_color_reset=$(tput sgr0)
say_color_="" # no formatting for normal text
say_color () {
test -z "$1" && test -n "$quiet" && return
eval "say_color_color=\$say_color_$1"
shift
printf "%s\\n" "$say_color_color$*$say_color_reset"
}
else
say_color() {
test -z "$1" && test -n "$quiet" && return
shift
printf "%s\n" "$*"
}
fi
USER_TERM="$TERM"
TERM=dumb
export TERM USER_TERM
# What is written by tests to stdout and stderr is sent to different places
# depending on the test mode (e.g. /dev/null in non-verbose mode, piped to tee
# with --tee option, etc.). We save the original stdin to FD #6 and stdout and
# stderr to #5 and #7, so that the test framework can use them (e.g. for
# printing errors within the test framework) independently of the test mode.
exec 5>&1
exec 6<&0
exec 7>&2
_error_exit () {
finalize_junit_xml
GIT_EXIT_OK=t
exit 1
}
error () {
say_color error "error: $*"
_error_exit
}
BUG () {
error >&7 "bug in the test script: $*"
}
BAIL_OUT () {
test $# -ne 1 && BUG "1 param"
# Do not change "Bail out! " string. It's part of TAP syntax:
# https://testanything.org/tap-specification.html
local bail_out="Bail out! "
local message="$1"
say_color >&5 error $bail_out "$message"
_error_exit
}
say () {
say_color info "$*"
}
if test -n "$HARNESS_ACTIVE"
then
if test "$verbose" = t || test -n "$verbose_only"
then
BAIL_OUT 'verbose mode forbidden under TAP harness; try --verbose-log'
fi
fi
test "${test_description}" != "" ||
error "Test script did not set test_description."
if test "$help" = "t"
then
printf '%s\n' "$test_description"
exit 0
fi
if test "$verbose_log" = "t"
then
exec 3>>"$GIT_TEST_TEE_OUTPUT_FILE" 4>&3
elif test "$verbose" = "t"
then
exec 4>&2 3>&1
else
exec 4>/dev/null 3>/dev/null
fi
# Send any "-x" output directly to stderr to avoid polluting tests
# which capture stderr. We can do this unconditionally since it
# has no effect if tracing isn't turned on.
#
# Note that this sets up the trace fd as soon as we assign the variable, so it
# must come after the creation of descriptor 4 above. Likewise, we must never
# unset this, as it has the side effect of closing descriptor 4, which we
# use to show verbose tests to the user.
#
# Note also that we don't need or want to export it. The tracing is local to
# this shell, and we would not want to influence any shells we exec.
BASH_XTRACEFD=4
test_failure=0
test_count=0
test_fixed=0
test_broken=0
test_success=0
test_missing_prereq=
test_external_has_tap=0
die () {
code=$?
# This is responsible for running the atexit commands even when a
# test script run with '--immediate' fails, or when the user hits
# ctrl-C, i.e. when 'test_done' is not invoked at all.
test_atexit_handler || code=$?
if test -n "$GIT_EXIT_OK"
then
exit $code
else
echo >&5 "FATAL: Unexpected exit with code $code"
exit 1
fi
}
GIT_EXIT_OK=
trap 'die' EXIT
# Disable '-x' tracing, because with some shells, notably dash, it
# prevents running the cleanup commands when a test script run with
# '--verbose-log -x' is interrupted.
trap '{ code=$?; set +x; } 2>/dev/null; exit $code' INT TERM HUP
# The user-facing functions are loaded from a separate file so that
# test_perf subshells can have them too
. "$TEST_DIRECTORY/test-lib-functions.sh"
# You are not expected to call test_ok_ and test_failure_ directly, use
# the test_expect_* functions instead.
test_ok_ () {
if test -n "$write_junit_xml"
then
write_junit_xml_testcase "$*"
fi
test_success=$(($test_success + 1))
say_color "" "ok $test_count - $@"
}
test_failure_ () {
if test -n "$write_junit_xml"
then
junit_insert="<failure message=\"not ok $test_count -"
junit_insert="$junit_insert $(xml_attr_encode "$1")\">"
junit_insert="$junit_insert $(xml_attr_encode \
"$(if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
then
test-tool path-utils skip-n-bytes \
"$GIT_TEST_TEE_OUTPUT_FILE" $GIT_TEST_TEE_OFFSET
else
printf '%s\n' "$@" | sed 1d
fi)")"
junit_insert="$junit_insert</failure>"
if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
then
junit_insert="$junit_insert<system-err>$(xml_attr_encode \
"$(cat "$GIT_TEST_TEE_OUTPUT_FILE")")</system-err>"
fi
write_junit_xml_testcase "$1" " $junit_insert"
fi
test_failure=$(($test_failure + 1))
say_color error "not ok $test_count - $1"
shift
printf '%s\n' "$*" | sed -e 's/^/# /'
if test -n "$immediate"
then
say_color error "1..$test_count"
_error_exit
fi
}
test_known_broken_ok_ () {
if test -n "$write_junit_xml"
then
write_junit_xml_testcase "$* (breakage fixed)"
fi
test_fixed=$(($test_fixed+1))
say_color error "ok $test_count - $@ # TODO known breakage vanished"
}
test_known_broken_failure_ () {
if test -n "$write_junit_xml"
then
write_junit_xml_testcase "$* (known breakage)"
fi
test_broken=$(($test_broken+1))
say_color warn "not ok $test_count - $@ # TODO known breakage"
}
test_debug () {
test "$debug" = "" || eval "$1"
}
match_pattern_list () {
arg="$1"
shift
test -z "$*" && return 1
# We need to use "$*" to get field-splitting, but we want to
# disable globbing, since we are matching against an arbitrary
# $arg, not what's in the filesystem. Using "set -f" accomplishes
# that, but we must do it in a subshell to avoid impacting the
# rest of the script. The exit value of the subshell becomes
# the function's return value.
(
set -f
for pattern_ in $*
do
case "$arg" in
$pattern_)
exit 0
;;
esac
done
exit 1
)
}
match_test_selector_list () {
operation="$1"
shift
title="$1"
shift
arg="$1"
shift
test -z "$1" && return 0
# Commas are accepted as separators.
OLDIFS=$IFS
IFS=','
set -- $1
IFS=$OLDIFS
# If the first selector is negative we include by default.
include=
case "$1" in
!*) include=t ;;
esac
for selector
do
orig_selector=$selector
positive=t
case "$selector" in
!*)
positive=
selector=${selector##?}
;;
esac
test -z "$selector" && continue
case "$selector" in
*-*)
if expr "z${selector%%-*}" : "z[0-9]*[^0-9]" >/dev/null
then
echo "error: $operation: invalid non-numeric in range" \
"start: '$orig_selector'" >&2
exit 1
fi
if expr "z${selector#*-}" : "z[0-9]*[^0-9]" >/dev/null
then
echo "error: $operation: invalid non-numeric in range" \
"end: '$orig_selector'" >&2
exit 1
fi
;;
*)
if expr "z$selector" : "z[0-9]*[^0-9]" >/dev/null
then
case "$title" in *${selector}*)
include=$positive
;;
esac
continue
fi
esac
# Short cut for "obvious" cases
test -z "$include" && test -z "$positive" && continue
test -n "$include" && test -n "$positive" && continue
case "$selector" in
-*)
if test $arg -le ${selector#-}
then
include=$positive
fi
;;
*-)
if test $arg -ge ${selector%-}
then
include=$positive
fi
;;
*-*)
if test ${selector%%-*} -le $arg \
&& test $arg -le ${selector#*-}
then
include=$positive
fi
;;
*)
if test $arg -eq $selector
then
include=$positive
fi
;;
esac
done
test -n "$include"
}
maybe_teardown_verbose () {
test -z "$verbose_only" && return
exec 4>/dev/null 3>/dev/null
verbose=
}
last_verbose=t
maybe_setup_verbose () {
test -z "$verbose_only" && return
if match_pattern_list $test_count "$verbose_only"
then
exec 4>&2 3>&1
# Emit a delimiting blank line when going from
# non-verbose to verbose. Within verbose mode the
# delimiter is printed by test_expect_*. The choice
# of the initial $last_verbose is such that before
# test 1, we do not print it.
test -z "$last_verbose" && echo >&3 ""
verbose=t
else
exec 4>/dev/null 3>/dev/null
verbose=
fi
last_verbose=$verbose
}
maybe_teardown_valgrind () {
test -z "$GIT_VALGRIND" && return
GIT_VALGRIND_ENABLED=
}
maybe_setup_valgrind () {
test -z "$GIT_VALGRIND" && return
if test -z "$valgrind_only"
then
GIT_VALGRIND_ENABLED=t
return
fi
GIT_VALGRIND_ENABLED=
if match_pattern_list $test_count "$valgrind_only"
then
GIT_VALGRIND_ENABLED=t
fi
}
trace_level_=0
want_trace () {
test "$trace" = t && {
test "$verbose" = t || test "$verbose_log" = t
}
}
# This is a separate function because some tests use
# "return" to end a test_expect_success block early
# (and we want to make sure we run any cleanup like
# "set +x").
test_eval_inner_ () {
# Do not add anything extra (including LF) after '$*'
eval "
want_trace && trace_level_=$(($trace_level_+1)) && set -x
$*"
}
test_eval_ () {
# If "-x" tracing is in effect, then we want to avoid polluting stderr
# with non-test commands. But once in "set -x" mode, we cannot prevent
# the shell from printing the "set +x" to turn it off (nor the saving
# of $? before that). But we can make sure that the output goes to
# /dev/null.
#
# There are a few subtleties here:
#
# - we have to redirect descriptor 4 in addition to 2, to cover
# BASH_XTRACEFD
#
# - the actual eval has to come before the redirection block (since
# it needs to see descriptor 4 to set up its stderr)
#
# - likewise, any error message we print must be outside the block to
# access descriptor 4
#
# - checking $? has to come immediately after the eval, but it must
# be _inside_ the block to avoid polluting the "set -x" output
#
test_eval_inner_ "$@" </dev/null >&3 2>&4
{
test_eval_ret_=$?
if want_trace
then
test 1 = $trace_level_ && set +x
trace_level_=$(($trace_level_-1))
fi
} 2>/dev/null 4>&2
if test "$test_eval_ret_" != 0 && want_trace
then
say_color error >&4 "error: last command exited with \$?=$test_eval_ret_"
fi
return $test_eval_ret_
}
test_run_ () {
test_cleanup=:
expecting_failure=$2
if test "${GIT_TEST_CHAIN_LINT:-1}" != 0; then
# turn off tracing for this test-eval, as it simply creates
# confusing noise in the "-x" output
trace_tmp=$trace
trace=
# 117 is magic because it is unlikely to match the exit
# code of other programs
if test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)" ||
{
test "${GIT_TEST_CHAIN_LINT_HARDER:-${GIT_TEST_CHAIN_LINT_HARDER_DEFAULT:-1}}" != 0 &&
$(printf '%s\n' "$1" | sed -f "$GIT_BUILD_DIR/t/chainlint.sed" | grep -q '?![A-Z][A-Z]*?!')
}
then
BUG "broken &&-chain or run-away HERE-DOC: $1"
fi
trace=$trace_tmp
fi
setup_malloc_check
test_eval_ "$1"
eval_ret=$?
teardown_malloc_check
if test -z "$immediate" || test $eval_ret = 0 ||
test -n "$expecting_failure" && test "$test_cleanup" != ":"
then
setup_malloc_check
test_eval_ "$test_cleanup"
teardown_malloc_check
fi
if test "$verbose" = "t" && test -n "$HARNESS_ACTIVE"
then
echo ""
fi
return "$eval_ret"
}
test_start_ () {
test_count=$(($test_count+1))
maybe_setup_verbose
maybe_setup_valgrind
if test -n "$write_junit_xml"
then
junit_start=$(test-tool date getnanos)
fi
}
test_finish_ () {
echo >&3 ""
maybe_teardown_valgrind
maybe_teardown_verbose
if test -n "$GIT_TEST_TEE_OFFSET"
then
GIT_TEST_TEE_OFFSET=$(test-tool path-utils file-size \
"$GIT_TEST_TEE_OUTPUT_FILE")
fi
}
test_skip () {
to_skip=
skipped_reason=
if match_pattern_list $this_test.$test_count "$GIT_SKIP_TESTS"
then
to_skip=t
skipped_reason="GIT_SKIP_TESTS"
fi
if test -z "$to_skip" && test -n "$run_list" &&
! match_test_selector_list '--run' "$1" $test_count "$run_list"
then
to_skip=t
skipped_reason="--run"
fi
if test -z "$to_skip" && test -n "$test_prereq" &&
! test_have_prereq "$test_prereq"
then
to_skip=t
of_prereq=
if test "$missing_prereq" != "$test_prereq"
then
of_prereq=" of $test_prereq"
fi
skipped_reason="missing $missing_prereq${of_prereq}"
# Keep a list of all the missing prereq for result aggregation
if test -z "$missing_prereq"
then
test_missing_prereq=$missing_prereq
else
test_missing_prereq="$test_missing_prereq,$missing_prereq"
fi
fi
case "$to_skip" in
t)
if test -n "$write_junit_xml"
then
message="$(xml_attr_encode "$skipped_reason")"
write_junit_xml_testcase "$1" \
" <skipped message=\"$message\" />"
fi
say_color skip "ok $test_count # skip $1 ($skipped_reason)"
: true
;;
*)
false
;;
esac
}
# stub; perf-lib overrides it
test_at_end_hook_ () {
:
}
write_junit_xml () {
case "$1" in
--truncate)
>"$junit_xml_path"
junit_have_testcase=
shift
;;
esac
printf '%s\n' "$@" >>"$junit_xml_path"
}
xml_attr_encode () {
printf '%s\n' "$@" | test-tool xml-encode
}
write_junit_xml_testcase () {
junit_attrs="name=\"$(xml_attr_encode "$this_test.$test_count $1")\""
shift
junit_attrs="$junit_attrs classname=\"$this_test\""
junit_attrs="$junit_attrs time=\"$(test-tool \
date getnanos $junit_start)\""
write_junit_xml "$(printf '%s\n' \
" <testcase $junit_attrs>" "$@" " </testcase>")"
junit_have_testcase=t
}
finalize_junit_xml () {
if test -n "$write_junit_xml" && test -n "$junit_xml_path"
then
test -n "$junit_have_testcase" || {
junit_start=$(test-tool date getnanos)
write_junit_xml_testcase "all tests skipped"
}
# adjust the overall time
junit_time=$(test-tool date getnanos $junit_suite_start)
sed -e "s/\(<testsuite.*\) time=\"[^\"]*\"/\1/" \
-e "s/<testsuite [^>]*/& time=\"$junit_time\"/" \
-e '/^ *<\/testsuite/d' \
<"$junit_xml_path" >"$junit_xml_path.new"
mv "$junit_xml_path.new" "$junit_xml_path"
write_junit_xml " </testsuite>" "</testsuites>"
write_junit_xml=
fi
}
test_atexit_cleanup=:
test_atexit_handler () {
# In a succeeding test script 'test_atexit_handler' is invoked
# twice: first from 'test_done', then from 'die' in the trap on
# EXIT.
# This condition and resetting 'test_atexit_cleanup' below makes
# sure that the registered cleanup commands are run only once.
test : != "$test_atexit_cleanup" || return 0
setup_malloc_check
test_eval_ "$test_atexit_cleanup"
test_atexit_cleanup=:
teardown_malloc_check
}
test_done () {
GIT_EXIT_OK=t
# Run the atexit commands _before_ the trash directory is
# removed, so the commands can access pidfiles and socket files.
test_atexit_handler
finalize_junit_xml
if test -z "$HARNESS_ACTIVE"
then
mkdir -p "$TEST_RESULTS_DIR"
cat >"$TEST_RESULTS_BASE.counts" <<-EOF
total $test_count
success $test_success
fixed $test_fixed
broken $test_broken
failed $test_failure
missing_prereq $test_missing_prereq
EOF
fi
if test "$test_fixed" != 0
then
say_color error "# $test_fixed known breakage(s) vanished; please update test(s)"
fi
if test "$test_broken" != 0
then
say_color warn "# still have $test_broken known breakage(s)"
fi
if test "$test_broken" != 0 || test "$test_fixed" != 0
then
test_remaining=$(( $test_count - $test_broken - $test_fixed ))
msg="remaining $test_remaining test(s)"
else
test_remaining=$test_count
msg="$test_count test(s)"
fi
case "$test_failure" in
0)
if test $test_external_has_tap -eq 0
then
if test $test_remaining -gt 0
then
say_color pass "# passed all $msg"
fi
# Maybe print SKIP message
test -z "$skip_all" || skip_all="# SKIP $skip_all"
case "$test_count" in
0)
say "1..$test_count${skip_all:+ $skip_all}"
;;
*)
test -z "$skip_all" ||
say_color warn "$skip_all"
say "1..$test_count"
;;
esac
fi
if test -z "$debug" && test -n "$remove_trash"
then
test -d "$TRASH_DIRECTORY" ||
error "Tests passed but trash directory already removed before test cleanup; aborting"
cd "$TRASH_DIRECTORY/.." &&
rm -fr "$TRASH_DIRECTORY" || {
# try again in a bit
sleep 5;
rm -fr "$TRASH_DIRECTORY"
} ||
error "Tests passed but test cleanup failed; aborting"
fi
test_at_end_hook_
exit 0 ;;
*)
if test $test_external_has_tap -eq 0
then
say_color error "# failed $test_failure among $msg"
say "1..$test_count"
fi
exit 1 ;;
esac
}
if test -n "$valgrind"
then
make_symlink () {
test -h "$2" &&
test "$1" = "$(readlink "$2")" || {
# be super paranoid
if mkdir "$2".lock
then
rm -f "$2" &&
ln -s "$1" "$2" &&
rm -r "$2".lock
else
while test -d "$2".lock
do
say "Waiting for lock on $2."
sleep 1
done
fi
}
}
make_valgrind_symlink () {
# handle only executables, unless they are shell libraries that
# need to be in the exec-path.
test -x "$1" ||
test "# " = "$(test_copy_bytes 2 <"$1")" ||
return;
base=$(basename "$1")
case "$base" in
test-*)
symlink_target="$GIT_BUILD_DIR/t/helper/$base"
;;
*)
symlink_target="$GIT_BUILD_DIR/$base"
;;
esac
# do not override scripts
if test -x "$symlink_target" &&
test ! -d "$symlink_target" &&
test "#!" != "$(test_copy_bytes 2 <"$symlink_target")"
then
symlink_target=../valgrind.sh
fi
case "$base" in
*.sh|*.perl)
symlink_target=../unprocessed-script
esac
# create the link, or replace it if it is out of date
make_symlink "$symlink_target" "$GIT_VALGRIND/bin/$base" || exit
}
# override all git executables in TEST_DIRECTORY/..
GIT_VALGRIND=$TEST_DIRECTORY/valgrind
mkdir -p "$GIT_VALGRIND"/bin
for file in $GIT_BUILD_DIR/git* $GIT_BUILD_DIR/t/helper/test-*
do
make_valgrind_symlink $file
done
# special-case the mergetools loadables
make_symlink "$GIT_BUILD_DIR"/mergetools "$GIT_VALGRIND/bin/mergetools"
OLDIFS=$IFS
IFS=:
for path in $PATH
do
ls "$path"/git-* 2> /dev/null |
while read file
do
make_valgrind_symlink "$file"
done
done
IFS=$OLDIFS
PATH=$GIT_VALGRIND/bin:$PATH
GIT_EXEC_PATH=$GIT_VALGRIND/bin
export GIT_VALGRIND
GIT_VALGRIND_MODE="$valgrind"
export GIT_VALGRIND_MODE
GIT_VALGRIND_ENABLED=t
test -n "$valgrind_only" && GIT_VALGRIND_ENABLED=
export GIT_VALGRIND_ENABLED
elif test -n "$GIT_TEST_INSTALLED"
then
GIT_EXEC_PATH=$($GIT_TEST_INSTALLED/git --exec-path) ||
error "Cannot run git from $GIT_TEST_INSTALLED."
PATH=$GIT_TEST_INSTALLED:$GIT_BUILD_DIR/t/helper:$PATH
GIT_EXEC_PATH=${GIT_TEST_EXEC_PATH:-$GIT_EXEC_PATH}
else # normal case, use ../bin-wrappers only unless $with_dashes:
if test -n "$no_bin_wrappers"
then
with_dashes=t
else
git_bin_dir="$GIT_BUILD_DIR/bin-wrappers"
if ! test -x "$git_bin_dir/git"
then
if test -z "$with_dashes"
then
say "$git_bin_dir/git is not executable; using GIT_EXEC_PATH"
fi
with_dashes=t
fi
PATH="$git_bin_dir:$PATH"
fi
GIT_EXEC_PATH=$GIT_BUILD_DIR
if test -n "$with_dashes"
then
PATH="$GIT_BUILD_DIR:$GIT_BUILD_DIR/t/helper:$PATH"
fi
fi
GIT_TEMPLATE_DIR="$GIT_BUILD_DIR"/templates/blt
GIT_CONFIG_NOSYSTEM=1
GIT_ATTR_NOSYSTEM=1
GIT_CEILING_DIRECTORIES="$TRASH_DIRECTORY/.."
export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_ATTR_NOSYSTEM GIT_CEILING_DIRECTORIES
if test -z "$GIT_TEST_CMP"
then
if test -n "$GIT_TEST_CMP_USE_COPIED_CONTEXT"
then
GIT_TEST_CMP="$DIFF -c"
else
GIT_TEST_CMP="$DIFF -u"
fi
fi
GITPERLLIB="$GIT_BUILD_DIR"/perl/build/lib
export GITPERLLIB
test -d "$GIT_BUILD_DIR"/templates/blt || {
error "You haven't built things yet, have you?"
}
if ! test -x "$GIT_BUILD_DIR"/t/helper/test-tool$X
then
echo >&2 'You need to build test-tool:'
echo >&2 'Run "make t/helper/test-tool" in the source (toplevel) directory'
exit 1
fi
# Are we running this test at all?
remove_trash=
this_test=${0##*/}
this_test=${this_test%%-*}
if match_pattern_list "$this_test" "$GIT_SKIP_TESTS"
then
say_color info >&3 "skipping test $this_test altogether"
skip_all="skip all tests in $this_test"
test_done
fi
# skip non-whitelisted tests when compiled with SANITIZE=leak
if test -n "$SANITIZE_LEAK"
then
if test_bool_env GIT_TEST_PASSING_SANITIZE_LEAK false
then
# We need to see it in "git env--helper" (via
# test_bool_env)
export TEST_PASSES_SANITIZE_LEAK
if ! test_bool_env TEST_PASSES_SANITIZE_LEAK false
then
skip_all="skipping $this_test under GIT_TEST_PASSING_SANITIZE_LEAK=true"
test_done
fi
fi
elif test_bool_env GIT_TEST_PASSING_SANITIZE_LEAK false
then
BAIL_OUT "GIT_TEST_PASSING_SANITIZE_LEAK=true has no effect except when compiled with SANITIZE=leak"
fi
# Last-minute variable setup
USER_HOME="$HOME"
HOME="$TRASH_DIRECTORY"
GNUPGHOME="$HOME/gnupg-home-not-used"
export HOME GNUPGHOME USER_HOME
# "rm -rf" existing trash directory, even if a previous run left it
# with bad permissions.
remove_trash_directory () {
dir="$1"
if ! rm -rf "$dir" 2>/dev/null
then
chmod -R u+rwx "$dir"
rm -rf "$dir"
fi
! test -d "$dir"
}
# Test repository
remove_trash_directory "$TRASH_DIRECTORY" || {
GIT_EXIT_OK=t
echo >&5 "FATAL: Cannot prepare test area"
exit 1
}
remove_trash=t
if test -z "$TEST_NO_CREATE_REPO"
then
git init "$TRASH_DIRECTORY" >&3 2>&4 ||
error "cannot run git init"
else
mkdir -p "$TRASH_DIRECTORY"
fi
# Use -P to resolve symlinks in our working directory so that the cwd
# in subprocesses like git equals our $PWD (for pathname comparisons).
cd -P "$TRASH_DIRECTORY" || exit 1
if test -n "$write_junit_xml"
then
junit_xml_dir="$TEST_OUTPUT_DIRECTORY/out"
mkdir -p "$junit_xml_dir"
junit_xml_base=${0##*/}
junit_xml_path="$junit_xml_dir/TEST-${junit_xml_base%.sh}.xml"
junit_attrs="name=\"${junit_xml_base%.sh}\""
junit_attrs="$junit_attrs timestamp=\"$(TZ=UTC \
date +%Y-%m-%dT%H:%M:%S)\""
write_junit_xml --truncate "<testsuites>" " <testsuite $junit_attrs>"
junit_suite_start=$(test-tool date getnanos)
if test -n "$GIT_TEST_TEE_OUTPUT_FILE"
then
GIT_TEST_TEE_OFFSET=0
fi
fi
# Convenience
# A regexp to match 5 and 35 hexdigits
_x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
_x35="$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
test_oid_init
ZERO_OID=$(test_oid zero)
OID_REGEX=$(echo $ZERO_OID | sed -e 's/0/[0-9a-f]/g')
OIDPATH_REGEX=$(test_oid_to_path $ZERO_OID | sed -e 's/0/[0-9a-f]/g')
EMPTY_TREE=$(test_oid empty_tree)
EMPTY_BLOB=$(test_oid empty_blob)
# Provide an implementation of the 'yes' utility; the upper bound
# limit is there to help Windows that cannot stop this loop from
# wasting cycles when the downstream stops reading, so do not be
# tempted to turn it into an infinite loop. cf. 6129c930 ("test-lib:
# limit the output of the yes utility", 2016-02-02)
yes () {
if test $# = 0
then
y=y
else
y="$*"
fi
i=0
while test $i -lt 99
do
echo "$y"
i=$(($i+1))
done
}
# The GIT_TEST_FAIL_PREREQS code hooks into test_set_prereq(), and
# thus needs to be set up really early, and set an internal variable
# for convenience so the hot test_set_prereq() codepath doesn't need
# to call "git env--helper" (via test_bool_env). Only do that work
# if needed by seeing if GIT_TEST_FAIL_PREREQS is set at all.
GIT_TEST_FAIL_PREREQS_INTERNAL=
if test -n "$GIT_TEST_FAIL_PREREQS"
then
if test_bool_env GIT_TEST_FAIL_PREREQS false
then
GIT_TEST_FAIL_PREREQS_INTERNAL=true
test_set_prereq FAIL_PREREQS
fi
else
test_lazy_prereq FAIL_PREREQS '
test_bool_env GIT_TEST_FAIL_PREREQS false
'
fi
# Fix some commands on Windows, and other OS-specific things
uname_s=$(uname -s)
case $uname_s in
*MINGW*)
# Windows has its own (incompatible) sort and find
sort () {
/usr/bin/sort "$@"
}
find () {
/usr/bin/find "$@"
}
# git sees Windows-style pwd
pwd () {
builtin pwd -W
}
# no POSIX permissions
# backslashes in pathspec are converted to '/'
# exec does not inherit the PID
test_set_prereq MINGW
test_set_prereq NATIVE_CRLF
test_set_prereq SED_STRIPS_CR
test_set_prereq GREP_STRIPS_CR
test_set_prereq WINDOWS
GIT_TEST_CMP=mingw_test_cmp
;;
*CYGWIN*)
test_set_prereq POSIXPERM
test_set_prereq EXECKEEPSPID
test_set_prereq CYGWIN
test_set_prereq SED_STRIPS_CR
test_set_prereq GREP_STRIPS_CR
test_set_prereq WINDOWS
;;
*)
test_set_prereq POSIXPERM
test_set_prereq BSLASHPSPEC
test_set_prereq EXECKEEPSPID
;;
esac
# Detect arches where a few things don't work
uname_m=$(uname -m)
case $uname_m in
parisc* | hppa*)
test_set_prereq HPPA
;;
esac
test_set_prereq REFFILES
( COLUMNS=1 && test $COLUMNS = 1 ) && test_set_prereq COLUMNS_CAN_BE_1
test -z "$NO_PERL" && test_set_prereq PERL
test -z "$NO_PTHREADS" && test_set_prereq PTHREADS
test -z "$NO_PYTHON" && test_set_prereq PYTHON
test -n "$USE_LIBPCRE2" && test_set_prereq PCRE
test -n "$USE_LIBPCRE2" && test_set_prereq LIBPCRE2
test -z "$NO_GETTEXT" && test_set_prereq GETTEXT
test -n "$SANITIZE_LEAK" && test_set_prereq SANITIZE_LEAK
if test -z "$GIT_TEST_CHECK_CACHE_TREE"
then
GIT_TEST_CHECK_CACHE_TREE=true
export GIT_TEST_CHECK_CACHE_TREE
fi
test_lazy_prereq PIPE '
# test whether the filesystem supports FIFOs
test_have_prereq !MINGW,!CYGWIN &&
rm -f testfifo && mkfifo testfifo
'
test_lazy_prereq SYMLINKS '
# test whether the filesystem supports symbolic links
ln -s x y && test -h y
'
test_lazy_prereq SYMLINKS_WINDOWS '
# test whether symbolic links are enabled on Windows
test_have_prereq MINGW &&
cmd //c "mklink y x" &> /dev/null && test -h y
'
test_lazy_prereq FILEMODE '
test "$(git config --bool core.filemode)" = true
'
test_lazy_prereq CASE_INSENSITIVE_FS '
echo good >CamelCase &&
echo bad >camelcase &&
test "$(cat CamelCase)" != good
'
test_lazy_prereq FUNNYNAMES '
test_have_prereq !MINGW &&
touch -- \
"FUNNYNAMES tab embedded" \
"FUNNYNAMES \"quote embedded\"" \
"FUNNYNAMES newline
embedded" 2>/dev/null &&
rm -- \
"FUNNYNAMES tab embedded" \
"FUNNYNAMES \"quote embedded\"" \
"FUNNYNAMES newline
embedded" 2>/dev/null
'
test_lazy_prereq UTF8_NFD_TO_NFC '
# check whether FS converts nfd unicode to nfc
auml=$(printf "\303\244")
aumlcdiar=$(printf "\141\314\210")
>"$auml" &&
test -f "$aumlcdiar"
'
test_lazy_prereq AUTOIDENT '
sane_unset GIT_AUTHOR_NAME &&
sane_unset GIT_AUTHOR_EMAIL &&
git var GIT_AUTHOR_IDENT
'
test_lazy_prereq EXPENSIVE '
test -n "$GIT_TEST_LONG"
'
test_lazy_prereq EXPENSIVE_ON_WINDOWS '
test_have_prereq EXPENSIVE || test_have_prereq !MINGW,!CYGWIN
'
test_lazy_prereq USR_BIN_TIME '
test -x /usr/bin/time
'
test_lazy_prereq NOT_ROOT '
uid=$(id -u) &&
test "$uid" != 0
'
test_lazy_prereq JGIT '
jgit --version
'
# SANITY is about "can you correctly predict what the filesystem would
# do by only looking at the permission bits of the files and
# directories?" A typical example of !SANITY is running the test
# suite as root, where a test may expect "chmod -r file && cat file"
# to fail because file is supposed to be unreadable after a successful
# chmod. In an environment (i.e. combination of what filesystem is
# being used and who is running the tests) that lacks SANITY, you may
# be able to delete or create a file when the containing directory
# doesn't have write permissions, or access a file even if the
# containing directory doesn't have read or execute permissions.
test_lazy_prereq SANITY '
mkdir SANETESTD.1 SANETESTD.2 &&
chmod +w SANETESTD.1 SANETESTD.2 &&
>SANETESTD.1/x 2>SANETESTD.2/x &&
chmod -w SANETESTD.1 &&
chmod -r SANETESTD.1/x &&
chmod -rx SANETESTD.2 ||
BUG "cannot prepare SANETESTD"
! test -r SANETESTD.1/x &&
! rm SANETESTD.1/x && ! test -f SANETESTD.2/x
status=$?
chmod +rwx SANETESTD.1 SANETESTD.2 &&
rm -rf SANETESTD.1 SANETESTD.2 ||
BUG "cannot clean SANETESTD"
return $status
'
test FreeBSD != $uname_s || GIT_UNZIP=${GIT_UNZIP:-/usr/local/bin/unzip}
GIT_UNZIP=${GIT_UNZIP:-unzip}
test_lazy_prereq UNZIP '
"$GIT_UNZIP" -v
test $? -ne 127
'
run_with_limited_cmdline () {
(ulimit -s 128 && "$@")
}
test_lazy_prereq CMDLINE_LIMIT '
test_have_prereq !HPPA,!MINGW,!CYGWIN &&
run_with_limited_cmdline true
'
run_with_limited_stack () {
(ulimit -s 128 && "$@")
}
test_lazy_prereq ULIMIT_STACK_SIZE '
test_have_prereq !HPPA,!MINGW,!CYGWIN &&
run_with_limited_stack true
'
run_with_limited_open_files () {
(ulimit -n 32 && "$@")
}
test_lazy_prereq ULIMIT_FILE_DESCRIPTORS '
test_have_prereq !MINGW,!CYGWIN &&
run_with_limited_open_files true
'
build_option () {
git version --build-options |
sed -ne "s/^$1: //p"
}
test_lazy_prereq SIZE_T_IS_64BIT '
test 8 -eq "$(build_option sizeof-size_t)"
'
test_lazy_prereq LONG_IS_64BIT '
test 8 -le "$(build_option sizeof-long)"
'
test_lazy_prereq TIME_IS_64BIT 'test-tool date is64bit'
test_lazy_prereq TIME_T_IS_64BIT 'test-tool date time_t-is64bit'
test_lazy_prereq CURL '
curl --version
'
# SHA1 is a test if the hash algorithm in use is SHA-1. This is both for tests
# which will not work with other hash algorithms and tests that work but don't
# test anything meaningful (e.g. special values which cause short collisions).
test_lazy_prereq SHA1 '
case "$GIT_DEFAULT_HASH" in
sha1) true ;;
"") test $(git hash-object /dev/null) = e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 ;;
*) false ;;
esac
'
# Ensure that no test accidentally triggers a Git command
# that runs the actual maintenance scheduler, affecting a user's
# system permanently.
# Tests that verify the scheduler integration must set this locally
# to avoid errors.
GIT_TEST_MAINT_SCHEDULER="none:exit 1"
# Does this platform support `git fsmonitor--daemon`
#
test_lazy_prereq FSMONITOR_DAEMON '
git version --build-options >output &&
grep "feature: fsmonitor--daemon" output
'
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