[PATCH 1/2] test-lib: use more compact expression in PIPE prerequisite

[Ramsay Jones <ramsay@xxxxxxxxxxxxxxxxxxxx>]

Signed-off-by: Ramsay Jones <ramsay@xxxxxxxxxxxxxxxxxxxx>
---
 t/test-lib.sh | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/t/test-lib.sh b/t/test-lib.sh
index 32f9b2001..9b61f16f7 100644
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -1067,14 +1067,8 @@ test_i18ngrep () {
 
 test_lazy_prereq PIPE '
 	# test whether the filesystem supports FIFOs
-	case $(uname -s) in
-	CYGWIN*|MINGW*)
-		false
-		;;
-	*)
-		rm -f testfifo && mkfifo testfifo
-		;;
-	esac
+	test_have_prereq !MINGW,!CYGWIN &&
+	rm -f testfifo && mkfifo testfifo
 '
 
 test_lazy_prereq SYMLINKS '
-- 
2.14.0