[PATCH RFC v3 2/3] t/perf: add last-modified perf script

From

Toon Claes <toon@iotcl.com>

Date

Jun 30, 2025, 18:49 UTC

Message-ID

<20250630-toon-new-blame-tree-v3-2-3516025dc3bc@iotcl.com>

In-Reply-To

<20250630-toon-new-blame-tree-v3-0-3516025dc3bc@iotcl.com>

Based-on-patch-by: Jeff King <peff@peff.net>
Signed-off-by: Toon Claes <toon@iotcl.com>
---
 t/meson.build                 |  1 +
 t/perf/p8020-last-modified.sh | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/t/meson.build b/t/meson.build
index 44eb2a693f..09f83d89ca 100644
--- a/t/meson.build
+++ b/t/meson.build
@@ -1155,6 +1155,7 @@ benchmarks = [
   'perf/p7820-grep-engines.sh',
   'perf/p7821-grep-engines-fixed.sh',
   'perf/p7822-grep-perl-character.sh',
+  'perf/p8020-last-modified.sh',
   'perf/p9210-scalar.sh',
   'perf/p9300-fast-import-export.sh',
 ]
diff --git a/t/perf/p8020-last-modified.sh b/t/perf/p8020-last-modified.sh
new file mode 100755
index 0000000000..a02ec907d4
--- /dev/null
+++ b/t/perf/p8020-last-modified.sh
@@ -0,0 +1,21 @@
+#!/bin/sh
+
+test_description='last-modified perf tests'
+. ./perf-lib.sh
+
+test_perf_default_repo
+
+test_perf 'top-level last-modified' '
+	git last-modified HEAD
+'
+
+test_perf 'top-level recursive last-modified' '
+	git last-modified -r HEAD
+'
+
+test_perf 'subdir last-modified' '
+	path=$(git ls-tree HEAD | grep ^040000 | head -n 1 | cut -f2)
+	git last-modified -r HEAD -- "$path"
+'
+
+test_done

-- 
2.50.0.rc0.18.gfcfe60668e