! test -s output.out
'
+test_expect_success 'am empty-file does not infloop' '
+ rm -fr .git/rebase-apply &&
+ git reset --hard &&
+ touch empty-file &&
+ test_tick &&
+ { git am empty-file > actual 2>&1 && false || :; } &&
+ echo Patch format detection failed. >expected &&
+ test_cmp expected actual
+'
+
test_done