| <!doctype html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <body> |
| <script> |
| // This test is tentative because timing isn't defined: |
| // https://github.com/w3c/speech-api/issues/39 |
| // https://github.com/w3c/speech-api/issues/40 |
| async_test(t => { |
| assert_false(speechSynthesis.paused, 'initial paused state'); |
| |
| test_driver.bless('speechSynthesis.speak', t.step_func(() => { |
| const sentence = `long sentence which will take at least a few seconds to |
| utter so that it's possible to pause and resume before the end`; |
| const utter = new SpeechSynthesisUtterance(sentence); |
| t.add_cleanup(() => speechSynthesis.pause()); |
| utter.onerror = t.unreached_func('error event'); |
| |
| speechSynthesis.speak(utter); |
| |
| assert_false(speechSynthesis.paused, 'paused state after speak()'); |
| |
| utter.onstart = t.step_func(() => { |
| utter.onstart = null; |
| assert_false(speechSynthesis.paused, 'paused state at start event'); |
| |
| speechSynthesis.pause(); |
| |
| // paused state changes async, right before the pause event |
| assert_false(speechSynthesis.paused, 'paused state after pause()'); |
| |
| utter.onpause = t.step_func(() => { |
| utter.onpause = null; |
| assert_true(speechSynthesis.paused, 'paused state at pause event'); |
| |
| speechSynthesis.resume(); |
| |
| // paused state changes async, right before the resume event |
| assert_true(speechSynthesis.paused, 'paused state after resume()'); |
| |
| utter.onresume = t.step_func_done(() => { |
| assert_false(speechSynthesis.paused, 'paused state at resume event'); |
| }); |
| }); |
| }); |
| })); |
| }, 'speechSynthesis.pause() and resume() state and events'); |
| </script> |
