t/perf: add last-modified perf script
This just runs some simple last-modified commands. We already test correctness in the regular suite, so this is just about finding performance regressions from one version to another. Based-on-patch-by: Jeff King <peff@peff.net> Signed-off-by: Toon Claes <toon@iotcl.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Toon Claes committed
Aug 5, 2025 at 11:33 UTC
97d5301c54152d91a4e47449f759567f83140d4f
2 files changed
+23
t/meson.build
+1
@@ -1155,6 +1155,7 @@ benchmarks = [
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'perf/p7820-grep-engines.sh',
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'perf/p7821-grep-engines-fixed.sh',
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'perf/p7822-grep-perl-character.sh',
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+ 'perf/p8020-last-modified.sh',
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'perf/p9210-scalar.sh',
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'perf/p9300-fast-import-export.sh',
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]
t/perf/p8020-last-modified.sh
new
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@@ -0,0 +1,22 @@
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+#!/bin/sh
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+
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+test_description='last-modified perf tests'
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+. ./perf-lib.sh
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+
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+test_perf_default_repo
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+
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+test_perf 'top-level last-modified' '
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+ git last-modified HEAD
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+'
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+
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+test_perf 'top-level recursive last-modified' '
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+ git last-modified -r HEAD
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+'
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+
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+test_perf 'subdir last-modified' '
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+ git ls-tree -d HEAD >subtrees &&
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+ path="$(head -n 1 subtrees | cut -f2)" &&
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+ git last-modified -r HEAD -- "$path"
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+'
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+
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+test_done