1 files changed, 11 insertions, 0 deletions

diff --git a/testsuite/diff.tests b/testsuite/diff.tests
index 6de46483b..84d853852 100755
--- a/testsuite/diff.tests
+++ b/testsuite/diff.tests
@@ -44,6 +44,17 @@ testing "diff of stdin, twice" \
         "" \
         "stdin"
 
+testing "diff of empty file against stdin" \
+        "diff -u - input | $TRIM_TAB" \
+"\
+--- -
++++ input
+@@ -1 +0,0 @@
+-a
+" \
+        "" \
+        "a\n"
+
 testing "diff of empty file against nonempty one" \
         "diff -u - input | $TRIM_TAB" \
 "\