| A TypeError with sensible message should be thrown for a primitive EventListener that is neither null nor undefined |
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| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". |
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| PASS () => { (new EventTarget).addEventListener("foo", null); } did not throw exception. |
| PASS () => { matchMedia("").removeListener(undefined); } did not throw exception. |
| PASS () => { (new EventTarget).addEventListener("foo", 1); } threw exception TypeError: Argument 2 ('listener') to EventTarget.addEventListener must be an object. |
| PASS () => { (new EventTarget).removeEventListener("foo", false); } threw exception TypeError: Argument 2 ('listener') to EventTarget.removeEventListener must be an object. |
| PASS () => { matchMedia("").addListener(Symbol()); } threw exception TypeError: Argument 1 ('listener') to MediaQueryList.addListener must be an object. |
| PASS () => { matchMedia("").removeListener("bar"); } threw exception TypeError: Argument 1 ('listener') to MediaQueryList.removeListener must be an object. |
| PASS successfullyParsed is true |
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| TEST COMPLETE |
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