| Index: tests/html/audiobuffersourcenode_test.dart | 
| diff --git a/tests/html/audiobuffersourcenode_test.dart b/tests/html/audiobuffersourcenode_test.dart | 
| index 10fecc9af1861cef9f714ac717ef0b306c837a7c..9d5025f86373a570dd83044c34bf7b67bf5420c7 100644 | 
| --- a/tests/html/audiobuffersourcenode_test.dart | 
| +++ b/tests/html/audiobuffersourcenode_test.dart | 
| @@ -18,6 +18,7 @@ main() { | 
| if(AudioContext.supported) { | 
| var ctx = new AudioContext(); | 
| AudioBufferSourceNode node = ctx.createBufferSource(); | 
| +        expect(node is AudioBufferSourceNode, isTrue); | 
| node.start(ctx.currentTime, 0, 2); | 
| node.stop(ctx.currentTime + 2); | 
| expect(node is AudioBufferSourceNode, isTrue); | 
|  |