test-lib: add in-shell "env" replacement

diff --git a/t/t5571-pre-push-hook.sh b/t/t5571-pre-push-hook.sh
index 6f9916a3901caa71b6a1994b6091b629a4397473..ba975bb3557b5e243deb2c40217dbe04ff4953ae 100755 (executable)
--- a/t/t5571-pre-push-hook.sh
+++ b/t/t5571-pre-push-hook.sh
@@ -109,23 +109,20 @@ test_expect_success 'push to URL' '
        diff expected actual
 '
 
-# Test that filling pipe buffers doesn't cause failure
-# Too slow to leave enabled for general use
-if false
-then
-       printf 'parent1\nrepo1\n' >expected
-       nr=1000
-       while test $nr -lt 2000
-       do
-               nr=$(( $nr + 1 ))
-               git branch b/$nr $COMMIT3
-               echo "refs/heads/b/$nr $COMMIT3 refs/heads/b/$nr $_z40" >>expected
-       done
-
-       test_expect_success 'push many refs' '
-               git push parent1 "refs/heads/b/*:refs/heads/b/*" &&
-               diff expected actual
-       '
-fi
+test_expect_success 'set up many-ref tests' '
+       {
+               nr=1000
+               while test $nr -lt 2000
+               do
+                       nr=$(( $nr + 1 ))
+                       echo "create refs/heads/b/$nr $COMMIT3"
+               done
+       } | git update-ref --stdin
+'
+
+test_expect_success 'sigpipe does not cause pre-push hook failure' '
+       echo "exit 0" | write_script "$HOOK" &&
+       git push parent1 "refs/heads/b/*:refs/heads/b/*"
+'
 
 test_done