[mediasource-is-type-supported.html]
  type: testharness
  [Test invalid MIME format "video/webm"]
    expected: FAIL

  [Test invalid MIME format "video/webm;"]
    expected: FAIL

  [Test invalid MIME format "video/webm;codecs"]
    expected: FAIL

  [Test invalid MIME format "video/webm;codecs="]
    expected: FAIL

  [Test invalid MIME format "video/webm;codecs=""]
    expected: FAIL

  [Test invalid MIME format "video/webm;codecs="""]
    expected: FAIL

  [Test invalid mismatch between major type and codec ID "audio/webm;codecs="vp8""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="avc1.4d001e""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="avc1.42001e""]
    expected: FAIL

  [Test valid MP4 type "audio/mp4;codecs="mp4a.40.2""]
    expected: FAIL

  [Test valid MP4 type "audio/mp4;codecs="mp4a.40.5""]
    expected: FAIL

  [Test valid MP4 type "audio/mp4;codecs="mp4a.67""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="mp4a.40.2""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="avc1.4d001e,mp4a.40.2""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="mp4a.40.2 , avc1.4d001e ""]
    expected: FAIL

  [Test valid MP4 type "video/mp4;codecs="avc1.4d001e,mp4a.40.5""]
    expected: FAIL

