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[PATCH v2] Test t5560: Fix test when run with dash

From
TCTarmigan Casebolt <tarmigan+git@gmail.com>
Date
Jan 15, 2010, 06:44 UTC
Message-ID
<1263537842-5792-1-git-send-email-tarmigan+git@gmail.com>
In-Reply-To
<7vfx69hyd5.fsf@alter.siamese.dyndns.org>
The dash shell is more finicky than some others.

In particular, it does not seem to like the pattern of setting an environment variable on the same line as you call a shell function like this:

        REQUEST_METHOD="GET" some_shell_function

as you might use to set a variable only for one command if that command were an executable or a shell builtin.

Reported-by: Michael Haggerty <mhagger@alum.mit.edu>
Signed-off-by: Tarmigan Casebolt <tarmigan+git@gmail.com>
---
Junio, that description matches my understanding of the problem.
I can't tell from my reading of the POSIX spec whether my usage was
wrong or if dash is wrong, which is why I shied away from an
explanation.  As a practical matter though, this patch does fix the
issue.
This version takes a slighty different approach that I think leaves
things clearer and doesn't pass in tons of arguements to the shell
function.  If you prefer the old approach, I can send a patch that way
instead.
---
 t/t5560-http-backend-noserver.sh |   15 ++++++++++-----
 1 files changed, 10 insertions(+), 5 deletions(-)
diff --git a/t/t5560-http-backend-noserver.sh b/t/t5560-http-backend-noserver.sh
index 5f8c88e..44885b8 100755
--- a/t/t5560-http-backend-noserver.sh
+++ b/t/t5560-http-backend-noserver.sh
@@ -14,8 +14,9 @@ run_backend() {
 }
 
 GET() {
-	REQUEST_METHOD="GET" \
+	export REQUEST_METHOD="GET" &&
 	run_backend "/repo.git/$1" &&
+	unset REQUEST_METHOD &&
 	if ! grep "Status" act.out >act
 	then
 		printf "Status: 200 OK\r\n" >act
@@ -25,9 +26,11 @@ GET() {
 }
 
 POST() {
-	REQUEST_METHOD="POST" \
-	CONTENT_TYPE="application/x-$1-request" \
+	export REQUEST_METHOD="POST" &&
+	export CONTENT_TYPE="application/x-$1-request" &&
 	run_backend "/repo.git/$1" "$2" &&
+	unset REQUEST_METHOD &&
+	unset CONTENT_TYPE &&
 	if ! grep "Status" act.out >act
 	then
 		printf "Status: 200 OK\r\n" >act
@@ -43,13 +46,15 @@ log_div() {
 . "$TEST_DIRECTORY"/t556x_common
 
 expect_aliased() {
+	export REQUEST_METHOD="GET" &&
 	if test $1 = 0; then
-		REQUEST_METHOD=GET run_backend "$2"
+		run_backend "$2"
 	else
-		REQUEST_METHOD=GET run_backend "$2" &&
+		run_backend "$2" &&
 		echo "fatal: '$2': aliased" >exp.err &&
 		test_cmp exp.err act.err
 	fi
+	unset REQUEST_METHOD
 }
 
 test_expect_success 'http-backend blocks bad PATH_INFO' '
-- 
1.6.6
Previous: Junio C HamanoNext: Johannes Sixt
Message 25 of 31 in “Smart-http tests: Break test t5560-http-backend into pieces”
  1. 1/2 Smart-http tests: Break test t5560-http-backend into piecesTarmigan Casebolt, Dec 28, 2009
  2. 2/2 Smart-http tests: Test http-backend without curl or a webserverTarmigan Casebolt, Dec 28, 2009
  3. Junio C HamanoDec 30, 2009
  4. TarmiganDec 30, 2009
  5. 1/2 Smart-http tests: Break test t5560-http-backend into piecesTarmigan Casebolt, Dec 30, 2009
  6. 2/2 Smart-http tests: Test http-backend without curl or a webserverTarmigan Casebolt, Dec 30, 2009
  7. Junio C HamanoJan 1, 2010
  8. TarmiganJan 2, 2010
  9. 1/3 Smart-http tests: Improve coverage in test t5560Tarmigan Casebolt, Jan 2, 2010
  10. Shawn O. PearceJan 2, 2010
  11. 2/3 Smart-http tests: Break test t5560-http-backend into piecesTarmigan Casebolt, Jan 2, 2010
  12. Shawn O. PearceJan 2, 2010
  13. 1/3 Smart-http tests: Improve coverage in test t5560Tarmigan Casebolt, Jan 2, 2010
  14. 2/3 Smart-http tests: Break test t5560-http-backend into piecesTarmigan Casebolt, Jan 2, 2010
  15. 3/3 Smart-http tests: Test http-backend without curl or a webserverTarmigan Casebolt, Jan 2, 2010
  16. 3/3 Smart-http tests: Test http-backend without curl or a webserverTarmigan Casebolt, Jan 2, 2010
  17. Shawn O. PearceJan 2, 2010
  18. TarmiganJan 2, 2010
  19. Shawn O. PearceJan 2, 2010
  20. 3/3 Smart-http tests: Test http-backend without curl or a webserverTarmigan Casebolt, Jan 2, 2010
  21. Michael HaggertyJan 14, 2010
  22. Test t5560: Fix test when run with dashTarmigan Casebolt, Jan 14, 2010
  23. Michael HaggertyJan 14, 2010
  24. Junio C HamanoJan 14, 2010
  25. Test t5560: Fix test when run with dashTarmigan Casebolt, Jan 15, 2010
  26. Johannes SixtJan 15, 2010
  27. Junio C HamanoJan 15, 2010
  28. Johannes SixtJan 15, 2010
  29. Junio C HamanoJan 15, 2010
  30. Junio C HamanoJan 16, 2010
  31. Michael HaggertyJan 21, 2010

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