api-run-command.txt: describe error behavior of run_command functions

diff --git a/t/t5530-upload-pack-error.sh b/t/t5530-upload-pack-error.sh
index f5102b902a4fa0505fee13aa18d38a211cdb42cb..82ca3003dd2cd3c15b10280690e9ac829dc7c1eb 100755 (executable)
--- a/t/t5530-upload-pack-error.sh
+++ b/t/t5530-upload-pack-error.sh
@@ -53,7 +53,10 @@ test_expect_success 'upload-pack fails due to error in rev-list' '
        ! echo "0032want $(git rev-parse HEAD)
 00000009done
 0000" | git upload-pack . > /dev/null 2> output.err &&
-       grep "waitpid (async) failed" output.err
+       # pack-objects survived
+       grep "Total.*, reused" output.err &&
+       # but there was an error, which must have been in rev-list
+       grep "bad tree object" output.err
 '
 
 test_expect_success 'create empty repository' '