<!DOCTYPE HTML> <html> <head> <title>Test for Exception in Worklet script</title> <script src="/tests/SimpleTest/SimpleTest.js"></script> <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> <script type="application/javascript" src="common.js"></script> </head> <body> <script type="application/javascript"> function configureTest() { return SpecialPowers.pushPrefEnv( {"set": [["dom.audioworklet.enabled", true], ["dom.worklet.enabled", true]]}); } // This function is called into an iframe. function runTestInIframe() { let error; // This loading should fail var audioContext = new AudioContext(); audioContext.audioWorklet.addModule("404.js") .then(() => { ok(false, "We should not be called!"); }, () => { ok(true, "The script thrown but we are still here."); }) // This should throw from JS .then(() => { return audioContext.audioWorklet.addModule("worklet_exception.js") }) .then(() => { ok(true, "The script threw but we are still here."); }, () => { ok(false, "We should not be called!"); }) // invalid_specifier.mjs will throw a TypeError. .then(() => { return audioContext.audioWorklet.addModule("invalid_specifier.mjs") }) .then(() => { ok(false, "We should not be called!"); }, (e) => { ok(true, "The script thrown but we are still here."); ok(e instanceof TypeError, "The error should be a TypeError."); error = e; }) // import "invalid_specifier.mjs" again, this will reuse the response from the // previous addModule("invalid_specifier.mjs") call. .then(() => { return audioContext.audioWorklet.addModule("invalid_specifier.mjs") }) .then(() => { ok(false, "We should not be called!"); }, (e) => { ok(true, "The script thrown but we are still here."); ok (e === error, "The TypeError object should be reused."); }) .then(() => { SimpleTest.finish(); }); } </script> </body> </html>