| CONSOLE MESSAGE: TypeError: The result of constructing a custom element must be a HTMLElement |
| CONSOLE MESSAGE: TypeError: The result of constructing a custom element must be a HTMLElement |
| CONSOLE MESSAGE: ReferenceError: Cannot access uninitialized variable. |
| CONSOLE MESSAGE: Bad |
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| PASS HTML parser must create a fallback HTMLUnknownElement when a custom element constructor returns a Text node |
| PASS HTML parser must create a fallback HTMLUnknownElement when a custom element constructor returns non-Element object |
| PASS HTML parser must create a fallback HTMLUnknownElement when a custom element constructor does not call super() |
| PASS HTML parser must create a fallback HTMLUnknownElement when a custom element constructor throws an exception |
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