| PASS Passing platform objects for blobParts should throw a TypeError. | |
| PASS A platform object that supports indexed properties should be treated as a sequence for the blobParts argument (overwritten 'length'.) | |
| PASS Passing an platform object that supports indexed properties as the blobParts array should work (select). | |
| PASS Passing an platform object that supports indexed properties as the blobParts array should work (attributes). | |