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-rw-r--r--third_party/git/t/test-lib.sh1704
1 files changed, 0 insertions, 1704 deletions
diff --git a/third_party/git/t/test-lib.sh b/third_party/git/t/test-lib.sh
deleted file mode 100644
index ef31f4003747..000000000000
--- a/third_party/git/t/test-lib.sh
+++ /dev/null
@@ -1,1704 +0,0 @@
-# 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 "$TEST_DIRECTORY"
-then
-	# We allow tests to override this, in case they want to run tests
-	# outside of t/, e.g. for running tests on the test library
-	# itself.
-	TEST_DIRECTORY=$(pwd)
-else
-	# ensure that TEST_DIRECTORY is an absolute path so that it
-	# is valid even if the current working directory is changed
-	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"/..
-
-# 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).
-: ${ASAN_OPTIONS=detect_leaks=0:abort_on_error=1}
-export ASAN_OPTIONS
-
-# If LSAN is in effect we _do_ want leak checking, but we still
-# want to abort so that we notice the problems.
-: ${LSAN_OPTIONS=abort_on_error=1}
-export LSAN_OPTIONS
-
-if test ! -f "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
-then
-	echo >&2 'error: GIT-BUILD-OPTIONS missing (has Git been built?).'
-	exit 1
-fi
-. "$GIT_BUILD_DIR"/GIT-BUILD-OPTIONS
-export PERL_PATH SHELL_PATH
-
-# Disallow the use of abbreviated options in the test suite by default
-if test -z "${GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS}"
-then
-	GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS=true
-	export GIT_TEST_DISALLOW_ABBREVIATED_OPTIONS
-fi
-
-################################################################
-# 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=${opt#--*=}
-		case "$stress" 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 "$stress"
-then
-	if test "$stress" != t
-	then
-		job_count=$stress
-	elif test -n "$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 "$verbose_log"
-then
-	verbose=t
-fi
-
-# For repeatability, reset the environment to known value.
-# TERM is sanitized below, after saving color control sequences.
-LANG=C
-LC_ALL=C
-PAGER=cat
-TZ=UTC
-export LANG LC_ALL PAGER TZ
-EDITOR=:
-
-# GIT_TEST_GETTEXT_POISON should not influence git commands executed
-# during initialization of test-lib and the test repo. Back it up,
-# unset and then restore after initialization is finished.
-if test -n "$GIT_TEST_GETTEXT_POISON"
-then
-	GIT_TEST_GETTEXT_POISON_ORIG=$GIT_TEST_GETTEXT_POISON
-	unset GIT_TEST_GETTEXT_POISON
-fi
-
-# 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 COLUMNS $("$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
-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="${GIT_TEST_DEFAULT_HASH:-sha1}"
-export GIT_DEFAULT_HASH
-
-# Tests using GIT_TRACE typically don't want <timestamp> <file>:<line> output
-GIT_TRACE_BARE=1
-export GIT_TRACE_BARE
-
-check_var_migration () {
-	# the warnings and hints given from this helper depends
-	# on end-user settings, which will disrupt the self-test
-	# done on the test framework itself.
-	case "$GIT_TEST_FRAMEWORK_SELFTEST" in
-	t)	return ;;
-	esac
-
-	old_name=$1 new_name=$2
-	eval "old_isset=\${${old_name}:+isset}"
-	eval "new_isset=\${${new_name}:+isset}"
-
-	case "$old_isset,$new_isset" in
-	isset,)
-		echo >&2 "warning: $old_name is now $new_name"
-		echo >&2 "hint: set $new_name too during the transition period"
-		eval "$new_name=\$$old_name"
-		;;
-	isset,isset)
-		# do this later
-		# echo >&2 "warning: $old_name is now $new_name"
-		# echo >&2 "hint: remove $old_name"
-		;;
-	esac
-}
-
-check_var_migration GIT_FSMONITOR_TEST GIT_TEST_FSMONITOR
-check_var_migration TEST_GIT_INDEX_VERSION GIT_TEST_INDEX_VERSION
-check_var_migration GIT_FORCE_PRELOAD_TEST GIT_TEST_PRELOAD_INDEX
-
-# Use specific version of the index file format
-if test -n "${GIT_TEST_INDEX_VERSION:+isset}"
-then
-	GIT_INDEX_VERSION="$GIT_TEST_INDEX_VERSION"
-	export GIT_INDEX_VERSION
-fi
-
-# Add libc MALLOC and MALLOC_PERTURB test
-# only if we are not executing the test with valgrind
-if test -n "$valgrind" ||
-   test -n "$TEST_NO_MALLOC_CHECK"
-then
-	setup_malloc_check () {
-		: nothing
-	}
-	teardown_malloc_check () {
-		: nothing
-	}
-else
-	setup_malloc_check () {
-		MALLOC_CHECK_=3	MALLOC_PERTURB_=165
-		export MALLOC_CHECK_ MALLOC_PERTURB_
-	}
-	teardown_malloc_check () {
-		unset MALLOC_CHECK_ MALLOC_PERTURB_
-	}
-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 _x40 _z40 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
-
-TERM=dumb
-export TERM
-
-error () {
-	say_color error "error: $*"
-	finalize_junit_xml
-	GIT_EXIT_OK=t
-	exit 1
-}
-
-BUG () {
-	error >&7 "bug in the test script: $*"
-}
-
-say () {
-	say_color info "$*"
-}
-
-if test -n "$HARNESS_ACTIVE"
-then
-	if test "$verbose" = t || test -n "$verbose_only"
-	then
-		printf 'Bail out! %s\n' \
-		 'verbose mode forbidden under TAP harness; try --verbose-log'
-		exit 1
-	fi
-fi
-
-test "${test_description}" != "" ||
-error "Test script did not set test_description."
-
-if test "$help" = "t"
-then
-	printf '%s\n' "$test_description"
-	exit 0
-fi
-
-exec 5>&1
-exec 6<&0
-exec 7>&2
-if test "$verbose_log" = "t"
-then
-	exec 3>>"$GIT_TEST_TEE_OUTPUT_FILE" 4>&3
-elif test "$verbose" = "t"
-then
-	exec 4>&2 3>&1
-else
-	exec 4>/dev/null 3>/dev/null
-fi
-
-# Send any "-x" output directly to stderr to avoid polluting tests
-# which capture stderr. We can do this unconditionally since it
-# has no effect if tracing isn't turned on.
-#
-# Note that this sets up the trace fd as soon as we assign the variable, so it
-# must come after the creation of descriptor 4 above. Likewise, we must never
-# unset this, as it has the side effect of closing descriptor 4, which we
-# use to show verbose tests to the user.
-#
-# Note also that we don't need or want to export it. The tracing is local to
-# this shell, and we would not want to influence any shells we exec.
-BASH_XTRACEFD=4
-
-test_failure=0
-test_count=0
-test_fixed=0
-test_broken=0
-test_success=0
-
-test_external_has_tap=0
-
-die () {
-	code=$?
-	# 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/^/#	/'
-	test "$immediate" = "" || { finalize_junit_xml; GIT_EXIT_OK=t; exit 1; }
-}
-
-test_known_broken_ok_ () {
-	if test -n "$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
-	for pattern_
-	do
-		case "$arg" in
-		$pattern_)
-			return 0
-		esac
-	done
-	return 1
-}
-
-match_test_selector_list () {
-	title="$1"
-	shift
-	arg="$1"
-	shift
-	test -z "$1" && return 0
-
-	# Both commas and whitespace are accepted as separators.
-	OLDIFS=$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: $title: invalid non-numeric in range" \
-						"start: '$orig_selector'" >&2
-					exit 1
-				fi
-				if expr "z${selector#*-}" : "z[0-9]*[^0-9]" >/dev/null
-				then
-					echo "error: $title: invalid non-numeric in range" \
-						"end: '$orig_selector'" >&2
-					exit 1
-				fi
-				;;
-			*)
-				if expr "z$selector" : "z[0-9]*[^0-9]" >/dev/null
-				then
-					echo "error: $title: invalid non-numeric in test" \
-						"selector: '$orig_selector'" >&2
-					exit 1
-				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 $(printf '%s\n' "$1" | sed -f "$GIT_BUILD_DIR/t/chainlint.sed" | grep -q '?![A-Z][A-Z]*?!') ||
-			test "OK-117" != "$(test_eval_ "(exit 117) && $1${LF}${LF}echo OK-\$?" 3>&1)"
-		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' $test_count "$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}"
-	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 >&3 "skipping test: $@"
-		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 $test_failure
-
-		EOF
-	fi
-
-	if test "$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 "$debug"
-		then
-			test -d "$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
-export PATH GIT_EXEC_PATH GIT_TEMPLATE_DIR GIT_CONFIG_NOSYSTEM GIT_ATTR_NOSYSTEM
-
-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
-
-# Test repository
-rm -fr "$TRASH_DIRECTORY" || {
-	GIT_EXIT_OK=t
-	echo >&5 "FATAL: Cannot prepare test area"
-	exit 1
-}
-
-HOME="$TRASH_DIRECTORY"
-GNUPGHOME="$HOME/gnupg-home-not-used"
-export HOME GNUPGHOME
-
-if test -z "$TEST_NO_CREATE_REPO"
-then
-	test_create_repo "$TRASH_DIRECTORY"
-else
-	mkdir -p "$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
-
-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 $this_test"
-	test_done
-fi
-
-if test -n "$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 "$GIT_TEST_TEE_OUTPUT_FILE"
-	then
-		GIT_TEST_TEE_OFFSET=0
-	fi
-fi
-
-# Convenience
-# A regexp to match 5, 35 and 40 hexdigits
-_x05='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
-_x35="$_x05$_x05$_x05$_x05$_x05$_x05$_x05"
-_x40="$_x35$_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=$(test_oid empty_blob)
-_z40=$ZERO_OID
-
-# 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 "$@"
-	}
-	# git sees Windows-style pwd
-	pwd () {
-		builtin pwd -W
-	}
-	# no POSIX permissions
-	# backslashes in pathspec are converted to '/'
-	# exec does not inherit the PID
-	test_set_prereq MINGW
-	test_set_prereq NATIVE_CRLF
-	test_set_prereq SED_STRIPS_CR
-	test_set_prereq GREP_STRIPS_CR
-	GIT_TEST_CMP=mingw_test_cmp
-	;;
-*CYGWIN*)
-	test_set_prereq POSIXPERM
-	test_set_prereq EXECKEEPSPID
-	test_set_prereq CYGWIN
-	test_set_prereq SED_STRIPS_CR
-	test_set_prereq GREP_STRIPS_CR
-	;;
-*)
-	test_set_prereq POSIXPERM
-	test_set_prereq BSLASHPSPEC
-	test_set_prereq EXECKEEPSPID
-	;;
-esac
-
-# Detect arches where a few things don't work
-uname_m=$(uname -m)
-case $uname_m in
-parisc* | hppa*)
-	test_set_prereq HPPA
-	;;
-esac
-
-( 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 "$USE_LIBPCRE1$USE_LIBPCRE2" && test_set_prereq PCRE
-test -n "$USE_LIBPCRE1" && test_set_prereq LIBPCRE1
-test -n "$USE_LIBPCRE2" && test_set_prereq LIBPCRE2
-test -z "$NO_GETTEXT" && test_set_prereq GETTEXT
-
-if test -n "$GIT_TEST_GETTEXT_POISON_ORIG"
-then
-	GIT_TEST_GETTEXT_POISON=$GIT_TEST_GETTEXT_POISON_ORIG
-	export GIT_TEST_GETTEXT_POISON
-	unset GIT_TEST_GETTEXT_POISON_ORIG
-fi
-
-test_lazy_prereq C_LOCALE_OUTPUT '
-	! test_bool_env GIT_TEST_GETTEXT_POISON false
-'
-
-if test -z "$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 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/^$1: //p"
-}
-
-test_lazy_prereq LONG_IS_64BIT '
-	test 8 -le "$(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 $(git hash-object /dev/null) = e69de29bb2d1d6434b8b29ae775ad8c2e48c5391 ;;
-	*) false ;;
-	esac
-'
-
-test_lazy_prereq REBASE_P '
-	test -z "$GIT_TEST_SKIP_REBASE_P"
-'