Precondition:

Complete the following steps:

    Go to following URLs:
    MP3 audio with MIME type, multiple sources
    MP3 audio, multiple sources, not supported types
    MP3 audio with MIME type, invalid sources
    MP4 video with MIME type, multiple sources
    MP4 video, multiple sources, not supported types
    MP4 video with MIME type, invalid sources
    Try to play all the audio and video content

Expected results:

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