16 lines
447 B
Plaintext
16 lines
447 B
Plaintext
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Tests support for 'once' member in AddEventListenerOptions.
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On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE".
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document.body.addEventListener('test', listenerFunction, { 'once': true })
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PASS listenerCallCount is 0
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document.body.dispatchEvent(new Event('test'))
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PASS listenerCallCount is 1
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document.body.dispatchEvent(new Event('test'))
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PASS listenerCallCount is 1
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PASS successfullyParsed is true
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TEST COMPLETE
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