[spec/process-sub] Workaround for flakiness in test

This is issue #1007
oilshell · Nov 16, 2022 · 74a7562 · 74a7562
1 parent b8105e2
commit 74a7562
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/spec/process-sub.test.sh b/spec/process-sub.test.sh
@@ -150,6 +150,14 @@ case $SH in (zsh) exit ;; esac
 f() {
   cat <(seq 1; exit 1) | {
     cat <(seq 2; exit 2) <(seq 3; exit 3)
+
+    # 2022-11 workaround for race condition: sometimes we get pipeline=141 4
+    # instead of pipeline=0 4, which means that the first 'cat' got SIGPIPE.
+    # If we make this part of the pipeline take longer, then 'cat' should have
+    # a chance to finish.
+
+    sleep 0.01
+
     (exit 4)
   }
   echo status=$?