| PASS | Interfaces | |
| PASS | Caching is allowed | |
| PASS | Shouldn't be able to set unsigned properties on a HTMLCollection (non-strict mode) | |
| PASS | Shouldn't be able to set unsigned properties on a HTMLCollection (strict mode) | |
| PASS | Should be able to set expando shadowing a proto prop (item) | |
| PASS | Should be able to set expando shadowing a proto prop (namedItem) | |
| PASS | hasOwnProperty, getOwnPropertyDescriptor, getOwnPropertyNames | |
| PASS | HTML element with uppercase tagName never matches in HTML Documents | |
| PASS | Element in non-HTML namespace, no prefix, lowercase name | |
| PASS | Element in non-HTML namespace, no prefix, uppercase name | |
| PASS | Element in non-HTML namespace, prefix, lowercase name | |
| PASS | Element in non-HTML namespace, prefix, uppercase name | |
| PASS | Element in HTML namespace, no prefix, non-ascii characters in name | |
| PASS | Element in non-HTML namespace, non-ascii characters in name | |
| PASS | Element in HTML namespace, prefix, non-ascii characters in name | |
| PASS | Element in non-HTML namespace, prefix, non-ascii characters in name | |
| PASS | getElementsByTagName('*') | |
| PASS | getElementsByTagName() should be a live collection | |