| (async function(testRunner) { |
| var {page, session, dp} = |
| await testRunner.startBlank('Async stack trace for worker.onmessage.'); |
| let debuggers = new Map(); |
| |
| await dp.Target.setAutoAttach( |
| {autoAttach: true, waitForDebuggerOnStart: true}); |
| |
| testRunner.log('Setup page session'); |
| let pageDebuggerId = (await dp.Debugger.enable()).result.debuggerId; |
| debuggers.set(pageDebuggerId, dp.Debugger); |
| dp.Debugger.setAsyncCallStackDepth({maxDepth: 32}); |
| session.evaluate(` |
| var blob = new Blob(['postMessage(239);//# sourceURL=worker.js'], {type: 'application/javascript'}); |
| var worker = new Worker(URL.createObjectURL(blob)); |
| worker.onmessage = (e) => console.log(e.data); |
| //# sourceURL=test.js`); |
| |
| testRunner.log('Setup worker session'); |
| let {params: {sessionId}} = await dp.Target.onceAttachedToTarget(); |
| let wc = new WorkerProtocol(dp, sessionId); |
| let workerDebuggerId = (await wc.dp.Debugger.enable()).debuggerId; |
| debuggers.set(workerDebuggerId, wc.dp.Debugger); |
| wc.dp.Debugger.setAsyncCallStackDepth({maxDepth: 32}); |
| |
| testRunner.log('Set breakpoint before postMessage'); |
| wc.dp.Debugger.setBreakpointByUrl( |
| {url: 'worker.js', lineNumber: 0, columnNumber: 0}); |
| testRunner.log('Run worker'); |
| wc.dp.Runtime.runIfWaitingForDebugger(); |
| |
| testRunner.log('Run stepInto with breakOnAsyncCall flag'); |
| await wc.dp.Debugger.oncePaused(); |
| |
| wc.dp.Debugger.stepInto({breakOnAsyncCall: true}); |
| testRunner.log('Get scheduledAsyncStackId'); |
| let {asyncCallStackTraceId} = await wc.dp.Debugger.oncePaused(); |
| testRunner.log('Request pause on async task and resume'); |
| dp.Debugger.pauseOnAsyncCall({parentStackTraceId: asyncCallStackTraceId}); |
| wc.dp.Debugger.resume(); |
| |
| let {params: {callFrames, asyncStackTrace, asyncStackTraceId}} = |
| await dp.Debugger.oncePaused(); |
| await testRunner.logStackTrace( |
| debuggers, |
| {callFrames, parent: asyncStackTrace, parentId: asyncStackTraceId}, |
| pageDebuggerId); |
| testRunner.completeTest(); |
| }) |
