| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/speculation-rules/prerender/resources/utils.js"></script> |
| <script src="/speculation-rules/prerender/resources/deferred-promise-utils.js"></script> |
| <script src="webspeech.js"></script> |
| |
| <script> |
| const params = new URLSearchParams(location.search); |
| |
| // The main test page (restriction-speech-synthesis.https.html) loads the |
| // initiator page, then the initiator page will prerender itself with the |
| // `prerendering` parameter. |
| const isPrerendering = params.has('prerendering'); |
| |
| if (!isPrerendering) { |
| loadInitiatorPage(); |
| } else { |
| const method = params.get('method'); |
| const prerenderEventCollector = new PrerenderEventCollector(); |
| const promise = new Promise((resolve, reject) => { |
| switch(method) { |
| case 'speak': { |
| const utter = new SpeechSynthesisUtterance('1'); |
| // https://wicg.github.io/speech-api/#tts-methods |
| // This tests that speak() is completed after prerendering activation. |
| utter.onend = () => { resolve(); } |
| speechSynthesis.speak(utter); |
| break; |
| } |
| case 'cancel': { |
| const utter = new SpeechSynthesisUtterance('1'); |
| // https://wicg.github.io/speech-api/#speechsynthesiserrorevent-attributes |
| // A cancel method call causes 'canceled' or 'interrupted'. |
| // This tests if one of them happens after prerendering activation. |
| utter.onerror = (e) => { |
| if (e.error == 'canceled' || e.error == 'interrupted') |
| resolve(); |
| } |
| speechSynthesis.speak(utter); |
| speechSynthesis.cancel(); |
| break; |
| } |
| case 'pause': { |
| const utter = new SpeechSynthesisUtterance('1'); |
| utter.onpause = () => { resolve(); } |
| speechSynthesis.speak(utter); |
| speechSynthesis.pause(); |
| // To reset the current status for the next test, it calls cancel(). |
| speechSynthesis.cancel(); |
| break; |
| } |
| case 'resume': { |
| const utter = new SpeechSynthesisUtterance('1'); |
| utter.onresume = () => { resolve(); } |
| speechSynthesis.speak(utter); |
| speechSynthesis.pause(); |
| speechSynthesis.resume(); |
| break; |
| } |
| } |
| }); |
| prerenderEventCollector.start(promise, `speechSynthesis.${method}`); |
| } |
| </script> |
