1 files changed, 8 insertions, 0 deletions
diff --git a/test/test-common.sh b/test/test-common.sh
index 7dd8128..da19490 100644..100755
--- a/test/test-common.sh
+++ b/test/test-common.sh
@@ -109,3 +109,11 @@ not() (
 	}
 	! eval "$@"
 )
+
+# Plain command substitution would remove trailing whitespace, despite
+# being significant when testing for newline-terminated lines.
+equals() {
+	local stdin
+	IFS= read -rd '' stdin || :
+	[[ $1 == "$stdin" ]]
+}