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>
LorenzoPegorari committed
Jan 16, 2026 at 01:05 UTC
04f5d95ef7715e952c93f078e2973c44bb6f3396
2 files changed
+62
t/meson.build
+1
@@ -496,6 +496,7 @@ integration_tests = [
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't4070-diff-pairs.sh',
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't4071-diff-minimal.sh',
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't4072-diff-max-depth.sh',
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+ 't4073-diff-stat-name-width.sh',
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't4100-apply-stat.sh',
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't4101-apply-nonl.sh',
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't4102-apply-rename.sh',
t/t4073-diff-stat-name-width.sh
new
+61
@@ -0,0 +1,61 @@
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+#!/bin/sh
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+
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+test_description='git-diff check diffstat filepaths length when containing UTF-8 chars'
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+
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+. ./test-lib.sh
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+
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+
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+create_files () {
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+ mkdir -p "d你好" &&
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+ touch "d你好/f再见"
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+}
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+
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+test_expect_success 'setup' '
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+ git init &&
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+ git config core.quotepath off &&
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+ git commit -m "Initial commit" --allow-empty &&
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+ create_files &&
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+ git add . &&
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+ git commit -m "Added files"
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+'
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+
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+test_expect_success 'test name-width long enough for filepath' '
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+ git diff HEAD~1 HEAD --stat --stat-name-width=12 >out &&
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+ grep "d你好/f再见 |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=11 >out &&
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+ grep "d你好/f再见 |" out
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+'
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+
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+test_expect_success 'test name-width not long enough for dir name' '
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+ git diff HEAD~1 HEAD --stat --stat-name-width=10 >out &&
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+ grep ".../f再见 |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=9 >out &&
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+ grep ".../f再见 |" out
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+'
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+
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+test_expect_success 'test name-width not long enough for slash' '
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+ git diff HEAD~1 HEAD --stat --stat-name-width=8 >out &&
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+ grep "...f再见 |" out
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+'
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+
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+test_expect_success 'test name-width not long enough for file name' '
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+ git diff HEAD~1 HEAD --stat --stat-name-width=7 >out &&
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+ grep "...再见 |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=6 >out &&
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+ grep "...见 |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=5 >out &&
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+ grep "...见 |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=4 >out &&
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+ grep "... |" out
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+'
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+
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+test_expect_success 'test name-width minimum length' '
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+ git diff HEAD~1 HEAD --stat --stat-name-width=3 >out &&
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+ grep "... |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=2 >out &&
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+ grep "... |" out &&
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+ git diff HEAD~1 HEAD --stat --stat-name-width=1 >out &&
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+ grep "... |" out
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+'
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+
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+test_done