From: "Phillip Wood via GitGitGadget" <gitgitgadget@gmail.com>
To: git@vger.kernel.org
Cc: "Phillip Wood" <phillip.wood@dunelm.org.uk>,
"Ævar Arnfjörð Bjarmason" <avarab@gmail.com>,
"Elijah Newren" <newren@gmail.com>,
"Phillip Wood" <phillip.wood123@gmail.com>,
"Johannes Schindelin" <Johannes.Schindelin@gmx.de>,
"Phillip Wood" <phillip.wood@dunelm.org.uk>,
"Phillip Wood" <phillip.wood@dunelm.org.uk>
Subject: [PATCH v5 01/15] diff --color-moved: add perf tests
Date: Thu, 09 Dec 2021 10:29:55 +0000 [thread overview]
Message-ID: <48ee03cf52a619d22d7ee7b1958dd59872bf721f.1639045809.git.gitgitgadget@gmail.com> (raw)
In-Reply-To: <pull.981.v5.git.1639045809.gitgitgadget@gmail.com>
From: Phillip Wood <phillip.wood@dunelm.org.uk>
Add some tests so we can monitor changes to the performance of the
move detection code. The tests record the performance --color-moved
and --color-moved-ws=allow-indentation-change for a large diff and a
sequence of smaller diffs. The range of commits used for the large
diff can be customized by exporting TEST_REV_A and TEST_REV_B when
running the test.
Signed-off-by: Phillip Wood <phillip.wood@dunelm.org.uk>
---
t/perf/p4002-diff-color-moved.sh | 57 ++++++++++++++++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100755 t/perf/p4002-diff-color-moved.sh
diff --git a/t/perf/p4002-diff-color-moved.sh b/t/perf/p4002-diff-color-moved.sh
new file mode 100755
index 00000000000..ab2af931c04
--- /dev/null
+++ b/t/perf/p4002-diff-color-moved.sh
@@ -0,0 +1,57 @@
+#!/bin/sh
+
+test_description='Tests diff --color-moved performance'
+. ./perf-lib.sh
+
+test_perf_default_repo
+
+# The endpoints of the diff can be customized by setting TEST_REV_A
+# and TEST_REV_B in the environment when running this test.
+
+rev="${TEST_REV_A:-v2.28.0}"
+if ! rev_a="$(git rev-parse --quiet --verify "$rev")"
+then
+ skip_all="skipping because '$rev' was not found. \
+ Use TEST_REV_A and TEST_REV_B to set the revs to use"
+ test_done
+fi
+rev="${TEST_REV_B:-v2.29.0}"
+if ! rev_b="$(git rev-parse --quiet --verify "$rev")"
+then
+ skip_all="skipping because '$rev' was not found. \
+ Use TEST_REV_A and TEST_REV_B to set the revs to use"
+ test_done
+fi
+
+GIT_PAGER_IN_USE=1
+test_export GIT_PAGER_IN_USE rev_a rev_b
+
+test_perf 'diff --no-color-moved --no-color-moved-ws large change' '
+ git diff --no-color-moved --no-color-moved-ws $rev_a $rev_b
+'
+
+test_perf 'diff --color-moved --no-color-moved-ws large change' '
+ git diff --color-moved=zebra --no-color-moved-ws $rev_a $rev_b
+'
+
+test_perf 'diff --color-moved-ws=allow-indentation-change large change' '
+ git diff --color-moved=zebra --color-moved-ws=allow-indentation-change \
+ $rev_a $rev_b
+'
+
+test_perf 'log --no-color-moved --no-color-moved-ws' '
+ git log --no-color-moved --no-color-moved-ws --no-merges --patch \
+ -n1000 $rev_b
+'
+
+test_perf 'log --color-moved --no-color-moved-ws' '
+ git log --color-moved=zebra --no-color-moved-ws --no-merges --patch \
+ -n1000 $rev_b
+'
+
+test_perf 'log --color-moved-ws=allow-indentation-change' '
+ git log --color-moved=zebra --color-moved-ws=allow-indentation-change \
+ --no-merges --patch -n1000 $rev_b
+'
+
+test_done
--
gitgitgadget
next prev parent reply other threads:[~2021-12-09 10:30 UTC|newest]
Thread overview: 92+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-14 13:04 [PATCH 00/10] diff --color-moved[-ws] speedups Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 01/10] diff --color-moved=zerba: fix alternate coloring Phillip Wood via GitGitGadget
2021-06-15 3:24 ` Junio C Hamano
2021-06-15 11:22 ` Phillip Wood
2021-06-14 13:04 ` [PATCH 02/10] diff --color-moved: avoid false short line matches and bad zerba coloring Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 03/10] diff: simplify allow-indentation-change delta calculation Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 04/10] diff --color-moved-ws=allow-indentation-change: simplify and optimize Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 05/10] diff --color-moved: call comparison function directly Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 06/10] diff --color-moved: unify moved block growth functions Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 07/10] diff --color-moved: shrink potential moved blocks as we go Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 08/10] diff --color-moved: stop clearing potential moved blocks Phillip Wood via GitGitGadget
2021-06-14 13:04 ` [PATCH 09/10] diff --color-moved-ws=allow-indentation-change: improve hash lookups Phillip Wood via GitGitGadget
2021-07-09 15:36 ` Elijah Newren
2021-06-14 13:04 ` [PATCH 10/10] diff --color-moved: intern strings Phillip Wood via GitGitGadget
2021-06-16 14:24 ` [PATCH 00/10] diff --color-moved[-ws] speedups Ævar Arnfjörð Bjarmason
2021-06-21 10:03 ` Phillip Wood
2021-07-20 10:36 ` [PATCH v2 00/12] " Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 01/12] diff --color-moved: add perf tests Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 02/12] diff --color-moved=zebra: fix alternate coloring Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 03/12] diff --color-moved: avoid false short line matches and bad zerba coloring Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 04/12] diff: simplify allow-indentation-change delta calculation Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 05/12] diff --color-moved-ws=allow-indentation-change: simplify and optimize Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 06/12] diff --color-moved: call comparison function directly Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 07/12] diff --color-moved: unify moved block growth functions Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 08/12] diff --color-moved: shrink potential moved blocks as we go Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 09/12] diff --color-moved: stop clearing potential moved blocks Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 10/12] diff --color-moved-ws=allow-indentation-change: improve hash lookups Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 11/12] diff: use designated initializers for emitted_diff_symbol Phillip Wood via GitGitGadget
2021-07-20 10:36 ` [PATCH v2 12/12] diff --color-moved: intern strings Phillip Wood via GitGitGadget
2021-07-20 13:38 ` [PATCH v2 00/12] diff --color-moved[-ws] speedups Phillip Wood
2021-10-27 12:04 ` [PATCH v3 00/15] " Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 01/15] diff --color-moved: add perf tests Phillip Wood via GitGitGadget
2021-10-28 21:32 ` Junio C Hamano
2021-10-29 10:24 ` Phillip Wood
2021-10-29 11:06 ` Ævar Arnfjörð Bjarmason
2021-11-10 11:05 ` Phillip Wood
2021-10-27 12:04 ` [PATCH v3 02/15] diff --color-moved: clear all flags on blocks that are too short Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 03/15] diff --color-moved: factor out function Phillip Wood via GitGitGadget
2021-10-28 21:51 ` Junio C Hamano
2021-10-29 10:35 ` Phillip Wood
2021-10-27 12:04 ` [PATCH v3 04/15] diff --color-moved: rewind when discarding pmb Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 05/15] diff --color-moved=zebra: fix alternate coloring Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 06/15] diff --color-moved: avoid false short line matches and bad zerba coloring Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 07/15] diff: simplify allow-indentation-change delta calculation Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 08/15] diff --color-moved-ws=allow-indentation-change: simplify and optimize Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 09/15] diff --color-moved: call comparison function directly Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 10/15] diff --color-moved: unify moved block growth functions Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 11/15] diff --color-moved: shrink potential moved blocks as we go Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 12/15] diff --color-moved: stop clearing potential moved blocks Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 13/15] diff --color-moved-ws=allow-indentation-change: improve hash lookups Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 14/15] diff: use designated initializers for emitted_diff_symbol Phillip Wood via GitGitGadget
2021-10-27 12:04 ` [PATCH v3 15/15] diff --color-moved: intern strings Phillip Wood via GitGitGadget
2021-10-27 13:28 ` [PATCH v3 00/15] diff --color-moved[-ws] speedups Phillip Wood
2021-11-16 9:49 ` [PATCH v4 " Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 01/15] diff --color-moved: add perf tests Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 02/15] diff --color-moved: clear all flags on blocks that are too short Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 03/15] diff --color-moved: factor out function Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 04/15] diff --color-moved: rewind when discarding pmb Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 05/15] diff --color-moved=zebra: fix alternate coloring Phillip Wood via GitGitGadget
2021-11-22 13:34 ` Johannes Schindelin
2021-11-16 9:49 ` [PATCH v4 06/15] diff --color-moved: avoid false short line matches and bad zerba coloring Phillip Wood via GitGitGadget
2021-11-22 14:18 ` Johannes Schindelin
2021-11-22 19:00 ` Phillip Wood
2021-11-22 21:54 ` Johannes Schindelin
2021-11-16 9:49 ` [PATCH v4 07/15] diff: simplify allow-indentation-change delta calculation Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 08/15] diff --color-moved-ws=allow-indentation-change: simplify and optimize Phillip Wood via GitGitGadget
2021-11-23 14:51 ` Johannes Schindelin
2021-11-16 9:49 ` [PATCH v4 09/15] diff --color-moved: call comparison function directly Phillip Wood via GitGitGadget
2021-11-23 15:09 ` Johannes Schindelin
2021-11-16 9:49 ` [PATCH v4 10/15] diff --color-moved: unify moved block growth functions Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 11/15] diff --color-moved: shrink potential moved blocks as we go Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 12/15] diff --color-moved: stop clearing potential moved blocks Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 13/15] diff --color-moved-ws=allow-indentation-change: improve hash lookups Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 14/15] diff: use designated initializers for emitted_diff_symbol Phillip Wood via GitGitGadget
2021-11-16 9:49 ` [PATCH v4 15/15] diff --color-moved: intern strings Phillip Wood via GitGitGadget
2021-12-08 12:30 ` [PATCH v4 00/15] diff --color-moved[-ws] speedups Johannes Schindelin
2021-12-09 10:29 ` [PATCH v5 " Phillip Wood via GitGitGadget
2021-12-09 10:29 ` Phillip Wood via GitGitGadget [this message]
2021-12-09 10:29 ` [PATCH v5 02/15] diff --color-moved: clear all flags on blocks that are too short Phillip Wood via GitGitGadget
2021-12-09 10:29 ` [PATCH v5 03/15] diff --color-moved: factor out function Phillip Wood via GitGitGadget
2021-12-09 10:29 ` [PATCH v5 04/15] diff --color-moved: rewind when discarding pmb Phillip Wood via GitGitGadget
2021-12-09 10:29 ` [PATCH v5 05/15] diff --color-moved=zebra: fix alternate coloring Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 06/15] diff --color-moved: avoid false short line matches and bad zebra coloring Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 07/15] diff: simplify allow-indentation-change delta calculation Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 08/15] diff --color-moved-ws=allow-indentation-change: simplify and optimize Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 09/15] diff --color-moved: call comparison function directly Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 10/15] diff --color-moved: unify moved block growth functions Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 11/15] diff --color-moved: shrink potential moved blocks as we go Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 12/15] diff --color-moved: stop clearing potential moved blocks Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 13/15] diff --color-moved-ws=allow-indentation-change: improve hash lookups Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 14/15] diff: use designated initializers for emitted_diff_symbol Phillip Wood via GitGitGadget
2021-12-09 10:30 ` [PATCH v5 15/15] diff --color-moved: intern strings Phillip Wood via GitGitGadget
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
List information: http://vger.kernel.org/majordomo-info.html
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=48ee03cf52a619d22d7ee7b1958dd59872bf721f.1639045809.git.gitgitgadget@gmail.com \
--to=gitgitgadget@gmail.com \
--cc=Johannes.Schindelin@gmx.de \
--cc=avarab@gmail.com \
--cc=git@vger.kernel.org \
--cc=newren@gmail.com \
--cc=phillip.wood123@gmail.com \
--cc=phillip.wood@dunelm.org.uk \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
Code repositories for project(s) associated with this public inbox
https://80x24.org/mirrors/git.git
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).