91 lines
2.7 KiB
JavaScript
91 lines
2.7 KiB
JavaScript
function synthTestQueue(aTestArgs, aEndFunc) {
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var utterances = [];
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for (var i in aTestArgs) {
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var uargs = aTestArgs[i][0];
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var win = uargs.win || window;
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var u = new win.SpeechSynthesisUtterance(uargs.text);
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if (uargs.args) {
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for (var attr in uargs.args)
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u[attr] = uargs.args[attr];
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}
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function onend_handler(e) {
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is(e.target, utterances.shift(), "Target matches utterances");
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ok(!speechSynthesis.speaking, "speechSynthesis is not speaking.");
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if (utterances.length) {
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ok(speechSynthesis.pending, "other utterances queued");
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} else {
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ok(!speechSynthesis.pending, "queue is empty, nothing pending.");
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if (aEndFunc)
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aEndFunc();
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}
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}
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u.addEventListener('start',
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(function (expectedUri) {
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return function (e) {
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if (expectedUri) {
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var chosenVoice = SpecialPowers.wrap(e).target.chosenVoiceURI;
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is(chosenVoice, expectedUri, "Incorrect URI is used");
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}
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};
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})(aTestArgs[i][1] ? aTestArgs[i][1].uri : null));
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u.addEventListener('end', onend_handler);
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u.addEventListener('error', onend_handler);
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u.addEventListener('error',
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(function (expectedError) {
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return function onerror_handler(e) {
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ok(expectedError, "Error in speech utterance '" + e.target.text + "'");
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};
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})(aTestArgs[i][1] ? aTestArgs[i][1].err : false));
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utterances.push(u);
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win.speechSynthesis.speak(u);
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}
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ok(!speechSynthesis.speaking, "speechSynthesis is not speaking yet.");
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ok(speechSynthesis.pending, "speechSynthesis has an utterance queued.");
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}
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function loadFrame(frameId) {
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return new Promise(function(resolve, reject) {
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var frame = document.getElementById(frameId);
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frame.addEventListener('load', function (e) {
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frame.contentWindow.document.title = frameId;
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resolve(frame);
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});
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frame.src = 'data:text/html,' + encodeURI('<html><head></head><body></body></html>');
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});
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}
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function waitForVoices(win) {
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return new Promise(resolve => {
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function resolver() {
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if (win.speechSynthesis.getVoices().length) {
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win.speechSynthesis.removeEventListener('voiceschanged', resolver);
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resolve();
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}
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}
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win.speechSynthesis.addEventListener('voiceschanged', resolver);
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resolver();
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});
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}
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function loadSpeechTest(fileName, prefs, frameId="testFrame") {
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loadFrame(frameId).then(frame => {
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waitForVoices(frame.contentWindow).then(
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() => document.getElementById("testFrame").src = fileName);
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});
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}
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function testSynthState(win, expectedState) {
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for (var attr in expectedState) {
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is(win.speechSynthesis[attr], expectedState[attr],
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win.document.title + ": '" + attr + '" does not match');
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}
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} |