| // Copyright 2017 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| let {session, contextGroup, Protocol} = InspectorTest.start('Checks that we report not more then maxDepth call chains.'); |
| |
| contextGroup.addScript(` |
| function asyncChain(breakAtEnd) { |
| function asyncOpNested() { |
| setTimeout(asyncOpNested1, 0); |
| } |
| function asyncOpNested1() { |
| setTimeout(asyncOpNested2, 0); |
| } |
| function asyncOpNested2() { |
| setTimeout(asyncOpNested3, 0); |
| } |
| function asyncOpNested3() { |
| setTimeout(asyncOpNested4, 0); |
| } |
| function asyncOpNested4() { |
| if (breakAtEnd) { |
| debugger; |
| } else { |
| console.trace(42); |
| } |
| } |
| asyncOpNested(); |
| } |
| `); |
| |
| Protocol.Debugger.enable(); |
| InspectorTest.runAsyncTestSuite([ |
| async function testPaused() { |
| const breakAtEnd = true; |
| startTest({ limit: 8, breakAtEnd }); |
| dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace); |
| await Protocol.Debugger.resume(); |
| |
| startTest({ limit: 4, breakAtEnd }); |
| dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace); |
| await Protocol.Debugger.resume(); |
| |
| startTest({ limit: 3, breakAtEnd }); |
| dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace); |
| await Protocol.Debugger.resume(); |
| |
| startTest({ limit: 0, breakAtEnd }); |
| dumpCaptured((await Protocol.Debugger.oncePaused()).params.asyncStackTrace); |
| await Protocol.Debugger.resume(); |
| }, |
| |
| async function testConsoleTrace() { |
| await Protocol.Runtime.enable(); |
| const breakAtEnd = false; |
| startTest({ limit: 8, breakAtEnd}); |
| let msg = await Protocol.Runtime.onceConsoleAPICalled(); |
| dumpCaptured(msg.params.stackTrace.parent); |
| |
| startTest({ limit: 4, breakAtEnd}); |
| msg = await Protocol.Runtime.onceConsoleAPICalled(); |
| dumpCaptured(msg.params.stackTrace.parent); |
| |
| startTest({ limit: 3, breakAtEnd}); |
| msg = await Protocol.Runtime.onceConsoleAPICalled(); |
| dumpCaptured(msg.params.stackTrace.parent); |
| |
| startTest({ limit: 0, breakAtEnd}); |
| msg = await Protocol.Runtime.onceConsoleAPICalled(); |
| dumpCaptured(msg.params.stackTrace.parent); |
| |
| await Protocol.Runtime.disable(); |
| } |
| ]); |
| |
| function startTest(params) { |
| InspectorTest.log('Actual call chain length: 4'); |
| InspectorTest.log(`setAsyncCallStackDepth(maxDepth): ${params.limit}`); |
| |
| Protocol.Debugger.setAsyncCallStackDepth({maxDepth: params.limit}); |
| Protocol.Runtime.evaluate({expression: |
| `asyncChain(${params.breakAtEnd})`}); |
| } |
| |
| function dumpCaptured(stack) { |
| let count = 0; |
| while (stack) { |
| ++count; |
| stack = stack.parent; |
| } |
| InspectorTest.log('reported: ' + count + '\n'); |
| } |