[Blob-constructor.html]
  type: testharness
  [Passing non-objects, Dates and RegExps for blobParts should throw a TypeError.]
    expected: FAIL

  [A plain object should be treated as a sequence for the blobParts argument.]
    expected: FAIL

  [A plain object with a length property should be treated as a sequence for the blobParts argument.]
    expected: FAIL

  [A Uint8Array object should be treated as a sequence for the blobParts argument.]
    expected: FAIL

  [The length getter should be invoked and any exceptions should be propagated.]
    expected: FAIL

  [A platform object that supports indexed properties should be treated as a sequence for the blobParts argument (overwritten 'length'.)]
    expected: FAIL

  [ToUint32 should be applied to the length and any exceptions should be propagated.]
    expected: FAIL

  [Getters and value conversions should happen in order until an exception is thrown.]
    expected: FAIL

  [Changes to the blobParts array should be reflected in the returned Blob (pop).]
    expected: FAIL

  [Changes to the blobParts array should be reflected in the returned Blob (unshift).]
    expected: FAIL

  [ToString should be called on elements of the blobParts array.]
    expected: FAIL

  [ArrayBuffer elements of the blobParts array should be supported.]
    expected: FAIL

  [Passing typed arrays as elements of the blobParts array should work.]
    expected: FAIL

  [Passing a Float64Array as element of the blobParts array should work.]
    expected: FAIL

  [Passing an element as the blobParts array should work.]
    expected: FAIL

  [Passing an platform object that supports indexed properties as the blobParts array should work (window with custom toString).]
    expected: FAIL

  [Passing an platform object that supports indexed properties as the blobParts array should work (select).]
    expected: FAIL

  [Passing a platform array object as the blobParts array should work (MessagePort[\]).]
    expected: FAIL

  [Passing a platform array object as the blobParts array should work (Attr[\]).]
    expected: FAIL

  [Array with two blobs]
    expected: FAIL

  [Array with two buffers]
    expected: FAIL

  [Array with two bufferviews]
    expected: FAIL

  [Array with mixed types]
    expected: FAIL

  [no-argument Blob constructor without 'new']
    expected: FAIL