diff --git a/tests/strings/004.phpt b/tests/strings/004.phpt
new file mode 100644
index 00000000000..38a9e9374fe
--- /dev/null
+++ b/tests/strings/004.phpt
@@ -0,0 +1,17 @@
+--TEST--
+highlight_string() buffering
+--POST--
+--GET--
+--FILE--
+
");
+$var = highlight_string("
", TRUE);
+echo "\n[$var]\n";
+?>
+--EXPECT--
+
+<br /><?php echo "foo"; ?><br />
+
+[
+<br /><?php echo "bar"; ?><br />
+]