test_must_fail git apply --check input
'
+test_expect_success '`apply --recount` allows no-op patch' '
+ echo 1 >1 &&
+ git apply --recount --check <<-\EOF
+ diff --get a/1 b/1
+ index 6696ea4..606eddd 100644
+ --- a/1
+ +++ b/1
+ @@ -1,1 +1,1 @@
+ 1
+ EOF
+'
+
test_expect_success 'invalid combination: create and copy' '
test_must_fail git apply --check - <<-\EOF
diff --git a/1 b/2