From ce375a71b010af6732b5aca522410f039369ee2f Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Wed, 23 Feb 2022 21:13:02 -0500
Subject: [PATCH] ci: Fix BFS tests comparison with zero skipped tests

Now that -path/-ipath is implemented, no tests are skipped any more.
Fix CI by using zero instead of the empty string, which breaks the
compare_bfs_result.py script.
---
 util/build-bfs.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/util/build-bfs.sh b/util/build-bfs.sh
index 375e3366..77f96582 100755
--- a/util/build-bfs.sh
+++ b/util/build-bfs.sh
@@ -26,6 +26,12 @@ LOG_FILE=bfs/tests.log
 PASS=$(sed -n "s/^tests passed: \(.*\)/\1/p" "$LOG_FILE" | head -n1)
 SKIP=$(sed -n "s/^tests skipped: \(.*\)/\1/p" "$LOG_FILE" | head -n1)
 FAIL=$(sed -n "s/^tests failed: \(.*\)/\1/p" "$LOG_FILE" | head -n1)
+
+# Default any missing numbers to zero (e.g. no tests skipped)
+: ${PASS:=0}
+: ${SKIP:=0}
+: ${FAIL:=0}
+
 TOTAL=$((PASS + SKIP + FAIL))
 if (( TOTAL <= 1 )); then
     echo "Error in the execution, failing early"