From ba7e2b6da73ca9dc9279357d8649e075c35030ce Mon Sep 17 00:00:00 2001
From: Yann Collet <cyan@fb.com>
Date: Thu, 17 Oct 2019 15:07:47 -0700
Subject: [PATCH] tests: can override isTerminal with environment variable

---
 tests/playTests.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tests/playTests.sh b/tests/playTests.sh
index 06de4f8ac..f63a7f69e 100755
--- a/tests/playTests.sh
+++ b/tests/playTests.sh
@@ -64,11 +64,12 @@ PRGDIR="$SCRIPT_DIR/../programs"
 TESTDIR="$SCRIPT_DIR/../tests"
 UNAME=$(uname)
 
-isTerminal=false
+detectedTerminal=false
 if [ -t 0 ] && [ -t 1 ]
 then
-    isTerminal=true
+    detectedTerminal=true
 fi
+isTerminal=${isTerminal:-$detectedTerminal}
 
 isWindows=false
 INTOVOID="/dev/null"