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-rw-r--r--t/perf/README9
-rwxr-xr-xt/perf/p5302-pack-index.sh10
-rw-r--r--t/perf/perf-lib.sh2
3 files changed, 16 insertions, 5 deletions
diff --git a/t/perf/README b/t/perf/README
index c7b70e2d28..bd649afa97 100644
--- a/t/perf/README
+++ b/t/perf/README
@@ -84,6 +84,15 @@ You can set the following variables (also in your config.mak):
probably be about linux.git size for optimal results.
Both default to the git.git you are running from.
+ GIT_PERF_EXTRA
+ Boolean to enable additional tests. Most test scripts are
+ written to detect regressions between two versions of Git, and
+ the output will compare timings for individual tests between
+ those versions. Some scripts have additional tests which are not
+ run by default, that show patterns within a single version of
+ Git (e.g., performance of index-pack as the number of threads
+ changes). These can be enabled with GIT_PERF_EXTRA.
+
You can also pass the options taken by ordinary git tests; the most
useful one is:
diff --git a/t/perf/p5302-pack-index.sh b/t/perf/p5302-pack-index.sh
index a9b3e112d9..23011ab739 100755
--- a/t/perf/p5302-pack-index.sh
+++ b/t/perf/p5302-pack-index.sh
@@ -13,31 +13,31 @@ test_expect_success 'repack' '
export PACK
'
-test_perf 'index-pack 0 threads' '
+test_perf PERF_EXTRA 'index-pack 0 threads' '
rm -rf repo.git &&
git init --bare repo.git &&
GIT_DIR=repo.git git index-pack --threads=1 --stdin < $PACK
'
-test_perf 'index-pack 1 thread ' '
+test_perf PERF_EXTRA 'index-pack 1 thread ' '
rm -rf repo.git &&
git init --bare repo.git &&
GIT_DIR=repo.git GIT_FORCE_THREADS=1 git index-pack --threads=1 --stdin < $PACK
'
-test_perf 'index-pack 2 threads' '
+test_perf PERF_EXTRA 'index-pack 2 threads' '
rm -rf repo.git &&
git init --bare repo.git &&
GIT_DIR=repo.git git index-pack --threads=2 --stdin < $PACK
'
-test_perf 'index-pack 4 threads' '
+test_perf PERF_EXTRA 'index-pack 4 threads' '
rm -rf repo.git &&
git init --bare repo.git &&
GIT_DIR=repo.git git index-pack --threads=4 --stdin < $PACK
'
-test_perf 'index-pack 8 threads' '
+test_perf PERF_EXTRA 'index-pack 8 threads' '
rm -rf repo.git &&
git init --bare repo.git &&
GIT_DIR=repo.git git index-pack --threads=8 --stdin < $PACK
diff --git a/t/perf/perf-lib.sh b/t/perf/perf-lib.sh
index 13e389367a..821581a885 100644
--- a/t/perf/perf-lib.sh
+++ b/t/perf/perf-lib.sh
@@ -245,3 +245,5 @@ test_at_end_hook_ () {
test_export () {
export "$@"
}
+
+test_lazy_prereq PERF_EXTRA 'test_bool_env GIT_PERF_EXTRA false'