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[PATCH 2/2] t5564: fix test hang under zsh's sh mode

From
brian m. carlson <sandals@crustytoothpaste.net>
Date
Nov 28, 2025, 01:21 UTC
Message-ID
<20251128012107.101431-3-sandals@crustytoothpaste.net>
In-Reply-To
<20251128012107.101431-1-sandals@crustytoothpaste.net>

This test starts a SOCKS server in Perl in the background and then kills it after the tests are done. However, when using zsh (in sh mode) in the tests, the start_socks function hangs until the background process is killed.

Note that this does not reproduce in a simple shell script, so there is likely some interaction between job handling, our heavy use of eval in the test framework, and possibly other complexities of our test framework. What is clear, however, is that switching from a compound statement to a subshell fixes the problem entirely and the test passes with no problem, so do that.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
---
 t/t5564-http-proxy.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/t/t5564-http-proxy.sh b/t/t5564-http-proxy.sh
index c3903faf2d..3bcbdef409 100755
--- a/t/t5564-http-proxy.sh
+++ b/t/t5564-http-proxy.sh
@@ -40,10 +40,10 @@ test_expect_success 'clone can prompt for proxy password' '
 
 start_socks() {
 	mkfifo socks_output &&
-	{
+	(
 		"$PERL_PATH" "$TEST_DIRECTORY/socks4-proxy.pl" "$1" >socks_output &
 		echo $! > "$TRASH_DIRECTORY/socks.pid"
-	} &&
+	) &&
 	read line <socks_output &&
 	test "$line" = ready
 }
Previous: brian m. carlson
Message 3 of 3 in “zsh testsuite fixes”
  1. 0/2 zsh testsuite fixesbrian m. carlson, Nov 28, 2025
  2. 1/2 t0614: use numerical comparison with test_line_countbrian m. carlson, Nov 28, 2025
  3. 2/2 t5564: fix test hang under zsh's sh modebrian m. carlson, Nov 28, 2025

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