-#!/bin/sh
+# Performance testing framework. Each perf script starts much like
+# a normal test script, except it sources this library instead of
+# test-lib.sh. See t/perf/README for documentation.
#
# Copyright (c) 2011 Thomas Rast
#
# need to export them for test_perf subshells
export TEST_DIRECTORY TRASH_DIRECTORY GIT_BUILD_DIR GIT_TEST_CMP
+MODERN_GIT=$GIT_BUILD_DIR/bin-wrappers/git
+export MODERN_GIT
+
perf_results_dir=$TEST_OUTPUT_DIRECTORY/test-results
mkdir -p "$perf_results_dir"
rm -f "$perf_results_dir"/$(basename "$0" .sh).subtests
error "bug in the test script: not 2 parameters to test-create-repo"
repo="$1"
source="$2"
- source_git=$source/$(cd "$source" && git rev-parse --git-dir)
+ source_git="$(git -C "$source" rev-parse --git-dir)"
+ objects_dir="$("$MODERN_GIT" -C "$source" rev-parse --git-path objects)"
mkdir -p "$repo/.git"
(
- cd "$repo/.git" &&
- { cp -Rl "$source_git/objects" . 2>/dev/null ||
- cp -R "$source_git/objects" .; } &&
+ cd "$source" &&
+ { cp -Rl "$objects_dir" "$repo/.git/" 2>/dev/null ||
+ cp -R "$objects_dir" "$repo/.git/"; } &&
for stuff in "$source_git"/*; do
case "$stuff" in
- */objects|*/hooks|*/config)
+ */objects|*/hooks|*/config|*/commondir)
;;
*)
- cp -R "$stuff" . || break
+ cp -R "$stuff" "$repo/.git/" || exit 1
;;
esac
- done &&
- cd .. &&
- git init -q &&
+ done
+ ) &&
+ (
+ cd "$repo" &&
+ git init -q && {
+ test_have_prereq SYMLINKS ||
+ git config core.symlinks false
+ } &&
mv .git/hooks .git/hooks-disabled 2>/dev/null
) || error "failed to copy repository '$source' to '$repo'"
}
# Performance tests should never fail. If they do, stop immediately
immediate=t
+# Perf tests require GNU time
+case "$(uname -s)" in Darwin) GTIME="${GTIME:-gtime}";; esac
+GTIME="${GTIME:-/usr/bin/time}"
+
test_run_perf_ () {
test_cleanup=:
test_export_="test_cleanup"
export test_cleanup test_export_
- /usr/bin/time -f "%E %U %S" -o test_time.$i "$SHELL" -c '
+ "$GTIME" -f "%E %U %S" -o test_time.$i "$SHELL" -c '
. '"$TEST_DIRECTORY"/test-lib-functions.sh'
test_export () {
[ $# != 0 ] || return 0
test_perf () {
+ test_start_
test "$#" = 3 && { test_prereq=$1; shift; } || test_prereq=
test "$#" = 2 ||
error "bug in the test script: not 2 or 3 parameters to test-expect-success"
echo "$test_count" >>"$perf_results_dir"/$base.subtests
echo "$1" >"$perf_results_dir"/$base.$test_count.descr
if test -z "$verbose"; then
- echo -n "perf $test_count - $1:"
+ printf "%s" "perf $test_count - $1:"
else
echo "perf $test_count - $1:"
fi
if test_run_perf_ "$2"
then
if test -z "$verbose"; then
- echo -n " $i"
+ printf " %s" "$i"
else
echo "* timing run $i/$GIT_PERF_REPEAT_COUNT:"
fi
base="$perf_results_dir"/"$perf_results_prefix$(basename "$0" .sh)"."$test_count"
"$TEST_DIRECTORY"/perf/min_time.perl test_time.* >"$base".times
fi
- echo >&3 ""
+ test_finish_
}
# We extend test_done to print timings at the end (./run disables this