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[PATCH v2 7/9] t7300: assert exact states of repo

From
Patrick Steinhardt <ps@pks.im>
Date
Oct 24, 2023, 14:05 UTC
Message-ID
<e730e011de4cf00785af07a52d7b2745de009e48.1698156169.git.ps@pks.im>
In-Reply-To
<cover.1698156169.git.ps@pks.im>

Some of the tests in t7300 verify that git-clean(1) doesn't touch repositories that are embedded into the main repository. This is done by asserting a small set of substructures that are assumed to always exist, like the "refs/", "objects/" or "HEAD". This has the downside that we need to assume a specific repository structure that may be subject to change when new backends for the refdb land. At the same time, we don't thoroughly assert that git-clean(1) really didn't end up cleaning any files in the repository either.

Convert the tests to instead assert that all files continue to exist after git-clean(1) by comparing a file listing via find(1) before and after executing clean. This makes our actual assertions stricter while having to care less about the repository's actual on-disk format.

Signed-off-by: Patrick Steinhardt <ps@pks.im>
---
 t/t7300-clean.sh | 23 ++++++++++++++---------
 1 file changed, 14 insertions(+), 9 deletions(-)
diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index 0ef7b784573..d7d9202f37f 100755
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -517,8 +517,12 @@ test_expect_success 'nested (empty) git should be kept' '
 	git init empty_repo &&
 	mkdir to_clean &&
 	>to_clean/should_clean.this &&
+	# Note that we put the expect file in the .git directory so that it
+	# does not get cleaned.
+	find empty_repo | sort >.git/expect &&
 	git clean -f -d &&
-	test_path_is_file empty_repo/.git/HEAD &&
+	find empty_repo | sort >actual &&
+	test_cmp .git/expect actual &&
 	test_path_is_missing to_clean
 '
 
@@ -559,10 +563,10 @@ test_expect_success 'giving path in nested git work tree will NOT remove it' '
 		mkdir -p bar/baz &&
 		test_commit msg bar/baz/hello.world
 	) &&
+	find repo | sort >expect &&
 	git clean -f -d repo/bar/baz &&
-	test_path_is_file repo/.git/HEAD &&
-	test_path_is_dir repo/bar/ &&
-	test_path_is_file repo/bar/baz/hello.world
+	find repo | sort >actual &&
+	test_cmp expect actual
 '
 
 test_expect_success 'giving path to nested .git will not remove it' '
@@ -573,10 +577,10 @@ test_expect_success 'giving path to nested .git will not remove it' '
 		git init &&
 		test_commit msg hello.world
 	) &&
+	find repo | sort >expect &&
 	git clean -f -d repo/.git &&
-	test_path_is_file repo/.git/HEAD &&
-	test_path_is_dir repo/.git/refs &&
-	test_path_is_dir repo/.git/objects &&
+	find repo | sort >actual &&
+	test_cmp expect actual &&
 	test_path_is_dir untracked/
 '
 
@@ -588,9 +592,10 @@ test_expect_success 'giving path to nested .git/ will NOT remove contents' '
 		git init &&
 		test_commit msg hello.world
 	) &&
+	find repo | sort >expect &&
 	git clean -f -d repo/.git/ &&
-	test_path_is_dir repo/.git &&
-	test_path_is_file repo/.git/HEAD &&
+	find repo | sort >actual &&
+	test_cmp expect actual &&
 	test_path_is_dir untracked/
 '
 
-- 
2.42.0
Previous: Patrick SteinhardtNext: Patrick Steinhardt
Message 47 of 59 in “t: reduce direct disk access to data structures”
  1. 00/11 t: reduce direct disk access to data structuresPatrick Steinhardt, Oct 18, 2023
  2. 01/11 t: add helpers to test for reference existencePatrick Steinhardt, Oct 18, 2023
  3. Junio C HamanoOct 18, 2023
  4. Patrick SteinhardtOct 23, 2023
  5. Eric SunshineOct 18, 2023
  6. Patrick SteinhardtOct 23, 2023
  7. 02/11 t: allow skipping expected object ID in `ref-store update-ref`Patrick Steinhardt, Oct 18, 2023
  8. Junio C HamanoOct 18, 2023
  9. Patrick SteinhardtOct 23, 2023
  10. Junio C HamanoOct 23, 2023
  11. 03/11 t: convert tests to use helpers for reference existencePatrick Steinhardt, Oct 18, 2023
  12. Junio C HamanoOct 18, 2023
  13. 04/11 t: convert tests to not write references via the filesystemPatrick Steinhardt, Oct 18, 2023
  14. Junio C HamanoOct 18, 2023
  15. Patrick SteinhardtOct 23, 2023
  16. Junio C HamanoOct 23, 2023
  17. Junio C HamanoOct 18, 2023
  18. Patrick SteinhardtOct 23, 2023
  19. 05/11 t: convert tests to not access symrefs via the filesystemPatrick Steinhardt, Oct 18, 2023
  20. Junio C HamanoOct 20, 2023
  21. 06/11 t: convert tests to not access reflog via the filesystemPatrick Steinhardt, Oct 18, 2023
  22. Junio C HamanoOct 21, 2023
  23. 07/11 t1450: convert tests to remove worktrees via git-worktree(1)Patrick Steinhardt, Oct 18, 2023
  24. 08/11 t4207: delete replace references via git-update-ref(1)Patrick Steinhardt, Oct 18, 2023
  25. Han-Wen NienhuysOct 18, 2023
  26. Patrick SteinhardtOct 23, 2023
  27. Taylor BlauOct 23, 2023
  28. Patrick SteinhardtOct 24, 2023
  29. 09/11 t7300: assert exact states of repoPatrick Steinhardt, Oct 18, 2023
  30. 10/11 t7900: assert the absence of refs via git-for-each-ref(1)Patrick Steinhardt, Oct 18, 2023
  31. 11/11 t: mark several tests that assume the files backend with REFFILESPatrick Steinhardt, Oct 18, 2023
  32. Patrick SteinhardtOct 18, 2023
  33. Junio C HamanoOct 18, 2023
  34. Patrick SteinhardtOct 23, 2023
  35. Junio C HamanoOct 18, 2023
  36. Han-Wen NienhuysOct 19, 2023
  37. Junio C HamanoOct 19, 2023
  38. Patrick SteinhardtOct 23, 2023
  39. 0/9 t: reduce direct disk access to data structuresPatrick Steinhardt, Oct 24, 2023
  40. 1/9 t: allow skipping expected object ID in `ref-store update-ref`Patrick Steinhardt, Oct 24, 2023
  41. 2/9 t: convert tests to not write references via the filesystemPatrick Steinhardt, Oct 24, 2023
  42. 3/9 t: convert tests to not access symrefs via the filesystemPatrick Steinhardt, Oct 24, 2023
  43. 4/9 t: convert tests to not access reflog via the filesystemPatrick Steinhardt, Oct 24, 2023
  44. 5/9 t1450: convert tests to remove worktrees via git-worktree(1)Patrick Steinhardt, Oct 24, 2023
  45. Eric SunshineOct 27, 2023
  46. 6/9 t4207: delete replace references via git-update-ref(1)Patrick Steinhardt, Oct 24, 2023
  47. 7/9 t7300: assert exact states of repoPatrick Steinhardt, Oct 24, 2023
  48. 8/9 t7900: assert the absence of refs via git-for-each-ref(1)Patrick Steinhardt, Oct 24, 2023
  49. 9/9 t: mark several tests that assume the files backend with REFFILESPatrick Steinhardt, Oct 24, 2023
  50. 0/9 t: reduce direct disk access to data structuresPatrick Steinhardt, Nov 2, 2023
  51. 1/9 t: allow skipping expected object ID in `ref-store update-ref`Patrick Steinhardt, Nov 2, 2023
  52. 2/9 t: convert tests to not write references via the filesystemPatrick Steinhardt, Nov 2, 2023
  53. 3/9 t: convert tests to not access symrefs via the filesystemPatrick Steinhardt, Nov 2, 2023
  54. 4/9 t: convert tests to not access reflog via the filesystemPatrick Steinhardt, Nov 2, 2023
  55. 5/9 t1450: convert tests to remove worktrees via git-worktree(1)Patrick Steinhardt, Nov 2, 2023
  56. 6/9 t4207: delete replace references via git-update-ref(1)Patrick Steinhardt, Nov 2, 2023
  57. 7/9 t7300: assert exact states of repoPatrick Steinhardt, Nov 2, 2023
  58. 8/9 t7900: assert the absence of refs via git-for-each-ref(1)Patrick Steinhardt, Nov 2, 2023
  59. 9/9 t: mark several tests that assume the files backend with REFFILESPatrick Steinhardt, Nov 2, 2023

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