diff --git a/src/browser/tests/element/html/media.html b/src/browser/tests/element/html/media.html
index cb6c1523..69679b49 100644
--- a/src/browser/tests/element/html/media.html
+++ b/src/browser/tests/element/html/media.html
@@ -238,6 +238,15 @@
testing.expectEqual('[object HTMLAudioElement]', audio.toString());
testing.expectEqual(true, audio.paused);
}
+
+ // Create with `Audio` constructor.
+ {
+ const audio = new Audio();
+ testing.expectEqual(true, audio instanceof HTMLAudioElement);
+ testing.expectEqual("[object HTMLAudioElement]", audio.toString());
+ testing.expectEqual(true, audio.paused);
+ testing.expectEqual("auto", audio.getAttribute("preload"));
+ }