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[PATCHv2 03/21] completion tests: make the $cur variable local to the test helper functions

From
SZEDER Gábor <szeder.dev@gmail.com>
Date
Feb 3, 2017, 02:48 UTC
Message-ID
<20170203024829.8071-4-szeder.dev@gmail.com>
In-Reply-To
<20170203024829.8071-1-szeder.dev@gmail.com>

The test helper functions test_gitcomp() and test_gitcomp_nl() leak the $cur variable into the test environment. Since this variable has a special role in the Bash completion script (it holds the word currently being completed) it influences the behavior of most completion functions and thus this leakage could interfere with subsequent tests. Although there are no such issues in the current tests, early versions of the new tests that will be added later in this series suffered because of this.

It's better to play safe and declare $cur local in those test helper functions. 'local' is bashism, of course, but the tests of the Bash completion script are run under Bash anyway, and there are already other variables declared local in this test script.

Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
---
 t/t9902-completion.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/t/t9902-completion.sh b/t/t9902-completion.sh
index f490c1d05..294a08cfe 100755
--- a/t/t9902-completion.sh
+++ b/t/t9902-completion.sh
@@ -98,7 +98,7 @@ test_gitcomp ()
 {
 	local -a COMPREPLY &&
 	sed -e 's/Z$//' >expected &&
-	cur="$1" &&
+	local cur="$1" &&
 	shift &&
 	__gitcomp "$@" &&
 	print_comp &&
@@ -113,7 +113,7 @@ test_gitcomp_nl ()
 {
 	local -a COMPREPLY &&
 	sed -e 's/Z$//' >expected &&
-	cur="$1" &&
+	local cur="$1" &&
 	shift &&
 	__gitcomp_nl "$@" &&
 	print_comp &&
-- 
2.11.0.555.g967c1bcb3
Previous: SZEDER GáborNext: SZEDER Gábor
Message 5 of 28 in “[PATCHv2 00/21] completion: various __gitdir()-related improvements”
  1. SZEDER GáborFeb 3, 2017
  2. 02/21 completion tests: don't add test cruft to the test repositorySZEDER Gábor, Feb 3, 2017
  3. 04/21 completion tests: consolidate getting path of current working directorySZEDER Gábor, Feb 3, 2017
  4. 05/21 completion tests: check __gitdir()'s output in the error casesSZEDER Gábor, Feb 3, 2017
  5. 03/21 completion tests: make the $cur variable local to the test helper functionsSZEDER Gábor, Feb 3, 2017
  6. 11/21 completion: don't list 'HEAD' when trying refs completion outside of a repoSZEDER Gábor, Feb 3, 2017
  7. 12/21 completion: list short refs from a remote given as a URLSZEDER Gábor, Feb 3, 2017
  8. 07/21 completion: ensure that the repository path given on the command line existsSZEDER Gábor, Feb 3, 2017
  9. 16/21 completion: respect 'git -C <path>'SZEDER Gábor, Feb 3, 2017
  10. 08/21 completion: fix most spots not respecting 'git --git-dir=<path>'SZEDER Gábor, Feb 3, 2017
  11. 15/21 rev-parse: add '--absolute-git-dir' optionSZEDER Gábor, Feb 3, 2017
  12. 18/21 completion: consolidate silencing errors from git commandsSZEDER Gábor, Feb 3, 2017
  13. 19/21 completion: don't guard git executions with __gitdir()SZEDER Gábor, Feb 3, 2017
  14. 10/21 completion: list refs from remote when remote's name matches a directorySZEDER Gábor, Feb 3, 2017
  15. 17/21 completion: don't use __gitdir() for git commandsSZEDER Gábor, Feb 3, 2017
  16. completion: restore removed line continuating backslashSZEDER Gábor, Feb 13, 2017
  17. Junio C HamanoFeb 13, 2017
  18. SZEDER GáborFeb 15, 2017
  19. Junio C HamanoFeb 15, 2017
  20. SZEDER GáborFeb 15, 2017
  21. 13/21 completion: don't offer commands when 'git --opt' needs an argumentSZEDER Gábor, Feb 3, 2017
  22. 20/21 completion: extract repository discovery from __gitdir()SZEDER Gábor, Feb 3, 2017
  23. 21/21 completion: cache the path to the repositorySZEDER Gábor, Feb 3, 2017
  24. 09/21 completion: respect 'git --git-dir=<path>' when listing remote refsSZEDER Gábor, Feb 3, 2017
  25. 14/21 completion: fix completion after 'git -C <path>'SZEDER Gábor, Feb 3, 2017
  26. 06/21 completion tests: add tests for the __git_refs() helper functionSZEDER Gábor, Feb 3, 2017
  27. 01/21 completion: improve __git_refs()'s in-code documentationSZEDER Gábor, Feb 3, 2017
  28. Junio C HamanoFeb 6, 2017

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