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[PATCH v2 01/15] t0066: refactor dir-iterator tests

From
PKPlato Kiorpelidis <kioplato@gmail.com>
Date
May 9, 2022, 17:51 UTC
Message-ID
<20220509175159.2948802-2-kioplato@gmail.com>
In-Reply-To
<20220509175159.2948802-1-kioplato@gmail.com>
Be consistent throughout the dir-iterator tests regarding the order in
which we:
  * create test directories
  * create expected outputs
  * test if actual and expected outputs differ

These changes improve the readability of dir-iterator tests, separating setup tests as we want to test different iteration schemes over the same hierarchy. They also simplify the introduction of new tests that cover current and future iteration schemes by providing a standardized structure for testing dir-iterator with various directory hierarchies.

Signed-off-by: Plato Kiorpelidis <kioplato@gmail.com>
---
 t/t0066-dir-iterator.sh | 55 +++++++++++++++++++++--------------------
 1 file changed, 28 insertions(+), 27 deletions(-)
diff --git a/t/t0066-dir-iterator.sh b/t/t0066-dir-iterator.sh
index 63a1a45cd3..807c43d447 100755
--- a/t/t0066-dir-iterator.sh
+++ b/t/t0066-dir-iterator.sh
@@ -5,7 +5,7 @@ test_description='Test the dir-iterator functionality'
 TEST_PASSES_SANITIZE_LEAK=true
 . ./test-lib.sh
 
-test_expect_success 'setup' '
+test_expect_success 'setup -- dir w/ complex structure' '
 	mkdir -p dir &&
 	mkdir -p dir/a/b/c/ &&
 	>dir/b &&
@@ -13,12 +13,8 @@ test_expect_success 'setup' '
 	mkdir -p dir/d/e/d/ &&
 	>dir/a/b/c/d &&
 	>dir/a/e &&
-	>dir/d/e/d/a &&
-
-	mkdir -p dir2/a/b/c/ &&
-	>dir2/a/b/c/d
+	>dir/d/e/d/a
 '
-
 test_expect_success 'dir-iterator should iterate through all files' '
 	cat >expected-iteration-sorted-output <<-EOF &&
 	[d] (a) [a] ./dir/a
@@ -40,6 +36,10 @@ test_expect_success 'dir-iterator should iterate through all files' '
 	test_cmp expected-iteration-sorted-output actual-iteration-sorted-output
 '
 
+test_expect_success 'setup -- dir w/ three nested dirs w/ file' '
+	mkdir -p dir2/a/b/c &&
+	>dir2/a/b/c/d
+'
 test_expect_success 'dir-iterator should list files in the correct order' '
 	cat >expected-pre-order-output <<-EOF &&
 	[d] (a) [a] ./dir2/a
@@ -54,65 +54,59 @@ test_expect_success 'dir-iterator should list files in the correct order' '
 '
 
 test_expect_success 'begin should fail upon inexistent paths' '
+	echo "dir_iterator_begin failure: ENOENT" >expected-inexistent-path-output &&
+
 	test_must_fail test-tool dir-iterator ./inexistent-path \
 		>actual-inexistent-path-output &&
-	echo "dir_iterator_begin failure: ENOENT" >expected-inexistent-path-output &&
+
 	test_cmp expected-inexistent-path-output actual-inexistent-path-output
 '
 
 test_expect_success 'begin should fail upon non directory paths' '
-	test_must_fail test-tool dir-iterator ./dir/b >actual-non-dir-output &&
 	echo "dir_iterator_begin failure: ENOTDIR" >expected-non-dir-output &&
+
+	test_must_fail test-tool dir-iterator ./dir/b >actual-non-dir-output &&
+
 	test_cmp expected-non-dir-output actual-non-dir-output
 '
 
+test_expect_success POSIXPERM,SANITY 'setup -- dir w/ dir w/o perms w/ file' '
+	mkdir -p dir3/a &&
+	>dir3/a/b
+'
 test_expect_success POSIXPERM,SANITY 'advance should not fail on errors by default' '
 	cat >expected-no-permissions-output <<-EOF &&
 	[d] (a) [a] ./dir3/a
 	EOF
 
-	mkdir -p dir3/a &&
-	>dir3/a/b &&
 	chmod 0 dir3/a &&
 
 	test-tool dir-iterator ./dir3 >actual-no-permissions-output &&
 	test_cmp expected-no-permissions-output actual-no-permissions-output &&
-	chmod 755 dir3/a &&
-	rm -rf dir3
+	chmod 755 dir3/a
 '
-
 test_expect_success POSIXPERM,SANITY 'advance should fail on errors, w/ pedantic flag' '
 	cat >expected-no-permissions-pedantic-output <<-EOF &&
 	[d] (a) [a] ./dir3/a
 	dir_iterator_advance failure
 	EOF
 
-	mkdir -p dir3/a &&
-	>dir3/a/b &&
 	chmod 0 dir3/a &&
 
 	test_must_fail test-tool dir-iterator --pedantic ./dir3 \
 		>actual-no-permissions-pedantic-output &&
 	test_cmp expected-no-permissions-pedantic-output \
 		actual-no-permissions-pedantic-output &&
-	chmod 755 dir3/a &&
-	rm -rf dir3
+	chmod 755 dir3/a
 '
 
-test_expect_success SYMLINKS 'setup dirs with symlinks' '
+test_expect_success SYMLINKS 'setup -- dir w/ symlinks w/o cycle' '
 	mkdir -p dir4/a &&
 	mkdir -p dir4/b/c &&
 	>dir4/a/d &&
 	ln -s d dir4/a/e &&
-	ln -s ../b dir4/a/f &&
-
-	mkdir -p dir5/a/b &&
-	mkdir -p dir5/a/c &&
-	ln -s ../c dir5/a/b/d &&
-	ln -s ../ dir5/a/b/e &&
-	ln -s ../../ dir5/a/b/f
+	ln -s ../b dir4/a/f
 '
-
 test_expect_success SYMLINKS 'dir-iterator should not follow symlinks by default' '
 	cat >expected-no-follow-sorted-output <<-EOF &&
 	[d] (a) [a] ./dir4/a
@@ -128,7 +122,6 @@ test_expect_success SYMLINKS 'dir-iterator should not follow symlinks by default
 
 	test_cmp expected-no-follow-sorted-output actual-no-follow-sorted-output
 '
-
 test_expect_success SYMLINKS 'dir-iterator should follow symlinks w/ follow flag' '
 	cat >expected-follow-sorted-output <<-EOF &&
 	[d] (a) [a] ./dir4/a
@@ -146,4 +139,12 @@ test_expect_success SYMLINKS 'dir-iterator should follow symlinks w/ follow flag
 	test_cmp expected-follow-sorted-output actual-follow-sorted-output
 '
 
+test_expect_success SYMLINKS 'setup -- dir w/ symlinks w/ cycle' '
+	mkdir -p dir5/a/b &&
+	mkdir -p dir5/a/c &&
+	ln -s ../c dir5/a/b/d &&
+	ln -s ../ dir5/a/b/e &&
+	ln -s ../../ dir5/a/b/f
+'
+
 test_done
-- 
2.36.1
Previous: Plato KiorpelidisNext: Plato Kiorpelidis
Message 2 of 31 in “[GSoC] iterate dirs before or after their contents”
  1. 00/15 [GSoC] iterate dirs before or after their contentsPlato Kiorpelidis, May 9, 2022
  2. 01/15 t0066: refactor dir-iterator testsPlato Kiorpelidis, May 9, 2022
  3. 02/15 t0066: remove dependency between unrelated testsPlato Kiorpelidis, May 9, 2022
  4. 03/15 t0066: shorter expected and actual output file namesPlato Kiorpelidis, May 9, 2022
  5. 04/15 test-dir-iterator: consistently return EXIT_FAILURE or EXIT_SUCCESSPlato Kiorpelidis, May 9, 2022
  6. Junio C HamanoMay 9, 2022
  7. Plato KiorpelidisMay 18, 2022
  8. Junio C HamanoMay 18, 2022
  9. 05/15 test-dir-iterator: print EACCES and ELOOP errno set by dir_iteratorPlato Kiorpelidis, May 9, 2022
  10. 06/15 test-dir-iterator: print errno name set by dir_iterator_advancePlato Kiorpelidis, May 9, 2022
  11. 09/15 t0066: rename test directoriesPlato Kiorpelidis, May 9, 2022
  12. 08/15 t0066: reorder tests from simple to more complexPlato Kiorpelidis, May 9, 2022
  13. 07/15 t0066: better test coverage for dir-iteratorPlato Kiorpelidis, May 9, 2022
  14. 10/15 dir-iterator: refactor dir_iterator_advance()Plato Kiorpelidis, May 9, 2022
  15. Junio C HamanoMay 9, 2022
  16. Plato KiorpelidisMay 18, 2022
  17. Phillip WoodMay 10, 2022
  18. 11/15 dir-iterator: open root dir in dir_iterator_begin()Plato Kiorpelidis, May 9, 2022
  19. 12/15 t0066: rename subtest descriptionsPlato Kiorpelidis, May 9, 2022
  20. 15/15 entry.c: use dir-iterator to avoid explicit dir traversalPlato Kiorpelidis, May 9, 2022
  21. Phillip WoodMay 10, 2022
  22. 13/15 dir-iterator: option to iterate dirs in pre-orderPlato Kiorpelidis, May 9, 2022
  23. Phillip WoodMay 10, 2022
  24. Plato KiorpelidisMay 18, 2022
  25. rsbecker@nexbridge.comMay 18, 2022
  26. Junio C HamanoMay 18, 2022
  27. rsbecker@nexbridge.comMay 18, 2022
  28. 14/15 dir-iterator: option to iterate dirs in post-orderPlato Kiorpelidis, May 9, 2022
  29. Phillip WoodMay 10, 2022
  30. Junio C HamanoMay 10, 2022
  31. Plato KiorpelidisMay 20, 2022

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