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t4073: add test for diffstat paths length when containing UTF-8 chars 

Add test checking the length of filepaths containing UTF-8 chars when
generating a diffstat with various `name-width`s.

Signed-off-by: LorenzoPegorari <lorenzo.pegorari2002@gmail.com>
[jc: fixed up t/meson.build to spell the name of the new test file correctly]
Signed-off-by: Junio C Hamano <gitster@pobox.com>
maint
LorenzoPegorari 2026-01-16 01:05:38 +01:00 committed by Junio C Hamano
parent f85b49f3d4
commit 04f5d95ef7
2 changed files with 62 additions and 0 deletions
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1
t/meson.build
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@ -496,6 +496,7 @@ integration_tests = [
't4070-diff-pairs.sh',
't4071-diff-minimal.sh',
't4072-diff-max-depth.sh',
't4073-diff-stat-name-width.sh',
't4100-apply-stat.sh',
't4101-apply-nonl.sh',
't4102-apply-rename.sh',

61
t/t4073-diff-stat-name-width.sh Executable file
View File

@ -0,0 +1,61 @@
#!/bin/sh

test_description='git-diff check diffstat filepaths length when containing UTF-8 chars'

. ./test-lib.sh


create_files () {
mkdir -p "d你好" &&
touch "d你好/f再见"
}

test_expect_success 'setup' '
git init &&
git config core.quotepath off &&
git commit -m "Initial commit" --allow-empty &&
create_files &&
git add . &&
git commit -m "Added files"
'

test_expect_success 'test name-width long enough for filepath' '
git diff HEAD~1 HEAD --stat --stat-name-width=12 >out &&
grep "d你好/f再见 |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=11 >out &&
grep "d你好/f再见 |" out
'

test_expect_success 'test name-width not long enough for dir name' '
git diff HEAD~1 HEAD --stat --stat-name-width=10 >out &&
grep ".../f再见 |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=9 >out &&
grep ".../f再见 |" out
'

test_expect_success 'test name-width not long enough for slash' '
git diff HEAD~1 HEAD --stat --stat-name-width=8 >out &&
grep "...f再见 |" out
'

test_expect_success 'test name-width not long enough for file name' '
git diff HEAD~1 HEAD --stat --stat-name-width=7 >out &&
grep "...再见 |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=6 >out &&
grep "...见 |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=5 >out &&
grep "...见 |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=4 >out &&
grep "... |" out
'

test_expect_success 'test name-width minimum length' '
git diff HEAD~1 HEAD --stat --stat-name-width=3 >out &&
grep "... |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=2 >out &&
grep "... |" out &&
git diff HEAD~1 HEAD --stat --stat-name-width=1 >out &&
grep "... |" out
'

test_done