From 5dbab7e7815800ea6a110519154f05485457b194 Mon Sep 17 00:00:00 2001
From: Tavian Barnes <tavianator@tavianator.com>
Date: Thu, 12 Oct 2023 23:47:04 -0400
Subject: tests: Don't crash if unbuffer isn't installed

---
 tests/tests.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'tests')

diff --git a/tests/tests.sh b/tests/tests.sh
index 662efd9..f233f74 100755
--- a/tests/tests.sh
+++ b/tests/tests.sh
@@ -495,7 +495,7 @@ elif command -v expect_unbuffer &>/dev/null; then
 fi
 
 function bfs_pty() {
-    test -n "$UNBUFFER" || skip
+    test -n "${UNBUFFER:-}" || skip
 
     bfs_verbose "$@"
     "$UNBUFFER" bash -c 'stty cols 80 rows 24 && "$@"' bash "${BFS[@]}" "$@"
-- 
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