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[PATCH v2 3/5] describe tests: don't rely on err.actual from "check_describe"

From
Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date
Apr 12, 2021, 11:21 UTC
Message-ID
<patch-3.5-50b5a41f88d-20210412T111601Z-avarab@gmail.com>
In-Reply-To
<cover-0.5-00000000000-20210412T111601Z-avarab@gmail.com>

Convert the one test that relied on the "err.actual" file produced by check_describe() to instead do its own check of "git describe" output.

This means that the two tests won't have an inter-dependency (e.g. if the earlier test is skipped).

An earlier version of this patch instead asserted that no other test had any output on stderr. We're not doing that here out of fear that "gc --auto" or another future change to "git describe" will cause it to legitimately emit output on stderr unexpectedly[1].

I'd think that inverting the test added in 3291fe4072e (Add git-describe test for "verify annotated tag names on output", 2008-03-03) to make checking that we don't have warnings the rule rather than the exception would be the sort of thing the describe tests should be catching, but for now let's leave it as it is.

1. http://lore.kernel.org/git/xmqqwnuqo8ze.fsf@gitster.c.googlers.com
Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 t/t6120-describe.sh | 25 +++++++++++--------------
 1 file changed, 11 insertions(+), 14 deletions(-)
diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh
index 13117bbcfb7..911b1928057 100755
--- a/t/t6120-describe.sh
+++ b/t/t6120-describe.sh
@@ -21,7 +21,7 @@ check_describe () {
 	shift
 	describe_opts="$@"
 	test_expect_success "describe $describe_opts" '
-		git describe $describe_opts 2>err.actual >raw &&
+		git describe $describe_opts >raw &&
 		sed -e "s/-g[0-9a-f]*\$/-gHASH/" <raw >actual &&
 		echo "$expect" >expect &&
 		test_cmp expect actual
@@ -90,20 +90,17 @@ test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
 '
 
 check_describe tags/A --all A^0
-test_expect_success 'no warning was displayed for A' '
-	test_must_be_empty err.actual
-'
 
-test_expect_success 'rename tag A to Q locally' '
-	mv .git/refs/tags/A .git/refs/tags/Q
-'
-cat - >err.expect <<EOF
-warning: tag 'Q' is externally known as 'A'
-EOF
-check_describe A-8-gHASH HEAD
-test_expect_success 'warning was displayed for Q' '
-	test_cmp err.expect err.actual
-'
+test_expect_success 'renaming tag A to Q locally produces a warning' "
+	mv .git/refs/tags/A .git/refs/tags/Q &&
+	git describe HEAD 2>err >out &&
+	cat >expected <<-\EOF &&
+	warning: tag 'Q' is externally known as 'A'
+	EOF
+	test_cmp expected err &&
+	grep -E '^A-8-g[0-9a-f]+$' out
+"
+
 test_expect_success 'misnamed annotated tag forces long output' '
 	description=$(git describe --no-long Q^0) &&
 	expr "$description" : "A-0-g[0-9a-f]*$" &&
-- 
2.31.1.634.gb41287a30b0
Previous: Ævar Arnfjörð BjarmasonNext: Ævar Arnfjörð Bjarmason
Message 10 of 34 in “describe: dont abort too early when searching tags”
  1. describe: dont abort too early when searching tagsBenno Evers, Feb 23, 2020
  2. Junio C HamanoFeb 24, 2020
  3. benno@bmevers.deFeb 25, 2020
  4. Junio C HamanoFeb 25, 2020
  5. 00/10 describe tests: refactor & fix recent broken testsÆvar Arnfjörð Bjarmason, Feb 28, 2021
  6. Junio C HamanoMar 9, 2021
  7. Junio C HamanoMar 12, 2021
  8. 0/5 describe test fixesÆvar Arnfjörð Bjarmason, Apr 12, 2021
  9. 1/5 describe tests: improve test for --work-tree & --dirtyÆvar Arnfjörð Bjarmason, Apr 12, 2021
  10. 3/5 describe tests: don't rely on err.actual from "check_describe"Ævar Arnfjörð Bjarmason, Apr 12, 2021
  11. 2/5 describe tests: refactor away from glob matchingÆvar Arnfjörð Bjarmason, Apr 12, 2021
  12. 4/5 describe tests: fix nested "test_expect_success" callÆvar Arnfjörð Bjarmason, Apr 12, 2021
  13. 5/5 describe tests: support -C in "check_describe"Ævar Arnfjörð Bjarmason, Apr 12, 2021
  14. 0/2 svn tests: trivial "set -e" in main body of test fixesÆvar Arnfjörð Bjarmason, Apr 12, 2021
  15. 1/2 svn tests: remove legacy re-setup from init-clone testÆvar Arnfjörð Bjarmason, Apr 12, 2021
  16. 2/2 svn tests: refactor away a "set -e" in test bodyÆvar Arnfjörð Bjarmason, Apr 12, 2021
  17. 01/10 describe tests: improve test for --work-tree & --dirtyÆvar Arnfjörð Bjarmason, Feb 28, 2021
  18. 02/10 describe tests: refactor away from glob matchingÆvar Arnfjörð Bjarmason, Feb 28, 2021
  19. Junio C HamanoMar 1, 2021
  20. 04/10 test-lib functions: add an --annotated-tag option to "test_commit"Ævar Arnfjörð Bjarmason, Feb 28, 2021
  21. Junio C HamanoMar 1, 2021
  22. Ævar Arnfjörð BjarmasonMar 2, 2021
  23. Junio C HamanoMar 3, 2021
  24. 03/10 describe tests: always assert empty stderr from "describe"Ævar Arnfjörð Bjarmason, Feb 28, 2021
  25. Junio C HamanoMar 1, 2021
  26. 05/10 describe tests: convert setup to use test_commitÆvar Arnfjörð Bjarmason, Feb 28, 2021
  27. Junio C HamanoMar 1, 2021
  28. 06/10 describe tests: fix nested "test_expect_success" callÆvar Arnfjörð Bjarmason, Feb 28, 2021
  29. 08/10 svn tests: remove legacy re-setup from init-clone testÆvar Arnfjörð Bjarmason, Feb 28, 2021
  30. 07/10 describe tests: support -C in "check_describe"Ævar Arnfjörð Bjarmason, Feb 28, 2021
  31. 09/10 svn tests: refactor away a "set -e" in test bodyÆvar Arnfjörð Bjarmason, Feb 28, 2021
  32. Eric WongFeb 28, 2021
  33. 10/10 test-lib: return 1 from test_expect_{success,failure}Ævar Arnfjörð Bjarmason, Feb 28, 2021
  34. Junio C HamanoMar 1, 2021

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