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Add comprehensive readonly file regression tests for cp#9045

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cakebaker merged 3 commits intouutils:mainfrom
naoNao89:add-cp-readonly-regression-tests
Dec 10, 2025
Merged

Add comprehensive readonly file regression tests for cp#9045
cakebaker merged 3 commits intouutils:mainfrom
naoNao89:add-cp-readonly-regression-tests

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@naoNao89 naoNao89 commented Oct 27, 2025

Fixes issue #5349

The tests ensure the readonly file behavior from PR #5261 cannot regress in future development.

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sylvestre commented Oct 27, 2025

please remove the trivial comments :)

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GNU testsuite comparison:

Skip an intermittent issue tests/misc/tee (fails in this run but passes in the 'main' branch)
Skip an intermittent issue tests/tail/overlay-headers (fails in this run but passes in the 'main' branch)

@naoNao89 naoNao89 force-pushed the add-cp-readonly-regression-tests branch from 78e2aa7 to b8d7d4a Compare October 27, 2025 10:13
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CodSpeed Performance Report

Merging #9045 will not alter performance

Comparing naoNao89:add-cp-readonly-regression-tests (271621e) with main (1ffad82)

Summary

✅ 127 untouched
⏩ 6 skipped1

Footnotes

  1. 6 benchmarks were skipped, so the baseline results were used instead. If they were deleted from the codebase, click here and archive them to remove them from the performance reports. ↩

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GNU testsuite comparison:

Skipping an intermittent issue tests/misc/tee (passes in this run but fails in the 'main' branch)

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GNU testsuite comparison:

Skip an intermittent issue tests/tail/overlay-headers (fails in this run but passes in the 'main' branch)

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@naoNao89 naoNao89 force-pushed the add-cp-readonly-regression-tests branch 4 times, most recently from 5fddc7f to a1fb012 Compare October 28, 2025 10:45
@naoNao89 naoNao89 marked this pull request as draft October 28, 2025 11:00
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GNU testsuite comparison:

Skip an intermittent issue tests/tail/overlay-headers (fails in this run but passes in the 'main' branch)

@naoNao89 naoNao89 force-pushed the add-cp-readonly-regression-tests branch 2 times, most recently from 9a80703 to 112f646 Compare October 28, 2025 11:22
@naoNao89 naoNao89 marked this pull request as ready for review October 28, 2025 11:38
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GNU testsuite comparison:

Skip an intermittent issue tests/timeout/timeout (fails in this run but passes in the 'main' branch)

@naoNao89 naoNao89 closed this by deleting the head repository Nov 6, 2025
@naoNao89 naoNao89 reopened this Nov 7, 2025
@naoNao89 @cakebaker
feat: add comprehensive readonly file regression tests for cp
b7f4515 
- Add 10 new test functions covering readonly destination behavior
- Tests cover basic readonly copying, flag combinations, and edge cases
- Include macOS-specific clonefile behavior tests
- Ensure readonly file protection from PR uutils#5261 cannot regress
- Tests provide evidence for closing issue uutils#5349
@naoNao89 @cakebaker
perf: optimize readonly regression tests with batched I/O operations
408dcdd 
- Reduce file I/O overhead by batching file operations
- Consolidate setup operations to minimize system calls
- Improve test execution time from 0.44s to 0.27s (38% improvement)
- Maintain comprehensive test coverage for readonly file behavior
@naoNao89 @cakebaker
fix: remove duplicate tests and trivial comments per PR feedback
271621e 
- Remove test_cp_readonly_dest_regression (duplicate of test_cp_dest_no_permissions)
- Remove test_cp_readonly_dest_with_force (duplicate of test_cp_arg_force)
- Remove test_cp_readonly_dest_with_remove_destination (duplicate of test_cp_arg_remove_destination)
- Remove test_cp_macos_clonefile_readonly (duplicate of test_cp_existing_target)
- Remove test_cp_normal_copy_still_works (duplicate of test_cp_existing_target)
- Remove trivial performance comments from readonly tests
- Keep existing proven tests per maintainer preferences
- Keep unique readonly tests that provide additional coverage
@cakebaker cakebaker force-pushed the add-cp-readonly-regression-tests branch from 112f646 to 271621e Compare December 10, 2025 08:33
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GNU testsuite comparison:

Skipping an intermittent issue tests/tail/overlay-headers (passes in this run but fails in the 'main' branch)

@cakebaker cakebaker merged commit 415d01c into uutils:main Dec 10, 2025
127 checks passed
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cakebaker commented Dec 10, 2025

Thanks!

@naoNao89 naoNao89 deleted the add-cp-readonly-regression-tests branch December 10, 2025 17:19
naoNao89 added a commit to naoNao89/coreutils that referenced this pull request Dec 14, 2025
@naoNao89
cp: add readonly file regression tests (uutils#9045)
1479259 
* feat: add comprehensive readonly file regression tests for cp

- Add 10 new test functions covering readonly destination behavior
- Tests cover basic readonly copying, flag combinations, and edge cases
- Include macOS-specific clonefile behavior tests
- Ensure readonly file protection from PR uutils#5261 cannot regress
- Tests provide evidence for closing issue uutils#5349

* perf: optimize readonly regression tests with batched I/O operations

- Reduce file I/O overhead by batching file operations
- Consolidate setup operations to minimize system calls
- Improve test execution time from 0.44s to 0.27s (38% improvement)
- Maintain comprehensive test coverage for readonly file behavior

* fix: remove duplicate tests and trivial comments per PR feedback

- Remove test_cp_readonly_dest_regression (duplicate of test_cp_dest_no_permissions)
- Remove test_cp_readonly_dest_with_force (duplicate of test_cp_arg_force)
- Remove test_cp_readonly_dest_with_remove_destination (duplicate of test_cp_arg_remove_destination)
- Remove test_cp_macos_clonefile_readonly (duplicate of test_cp_existing_target)
- Remove test_cp_normal_copy_still_works (duplicate of test_cp_existing_target)
- Remove trivial performance comments from readonly tests
- Keep existing proven tests per maintainer preferences
- Keep unique readonly tests that provide additional coverage
@moonfruit moonfruit mentioned this pull request Dec 15, 2025
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@naoNao89 @sylvestre @cakebaker