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| 1 // Copyright 2016 the V8 project authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 InspectorTest.log('Checks that async stacks works good with different limits'); | |
| 6 | |
| 7 InspectorTest.addScript(` | |
| 8 var resolveTest; | |
| 9 | |
| 10 function foo1() { | |
| 11 debugger; | |
| 12 } | |
| 13 | |
| 14 function foo2() { | |
| 15 debugger; | |
| 16 if (resolveTest) resolveTest(); | |
| 17 } | |
| 18 | |
| 19 function promise() { | |
| 20 var resolve1; | |
| 21 var p1 = new Promise(resolve => resolve1 = resolve); | |
| 22 var p2 = p1.then(foo1); | |
| 23 resolve1(); | |
| 24 return p2; | |
| 25 } | |
| 26 | |
| 27 function twoPromises() { | |
| 28 var resolve1; | |
| 29 var resolve2; | |
| 30 var p1 = new Promise(resolve => resolve1 = resolve); | |
| 31 var p2 = new Promise(resolve => resolve2 = resolve); | |
| 32 var p3 = p1.then(foo1); | |
| 33 var p4 = p2.then(foo2); | |
| 34 resolve1(); | |
| 35 resolve2(); | |
| 36 return Promise.all([p3, p4]); | |
| 37 } | |
| 38 | |
| 39 function twoSetTimeout() { | |
| 40 setTimeout(foo1, 0); | |
| 41 setTimeout(foo2, 0); | |
| 42 return new Promise(resolve => resolveTest = resolve); | |
| 43 } | |
| 44 | |
| 45 function twentySetTimeout() { | |
| 46 var resolve1; | |
| 47 var p1 = new Promise(resolve => resolve1 = resolve); | |
| 48 for (var i = 1; i <= 19; ++i) | |
| 49 setTimeout('(function foo' + i + '(){debugger;})()',0); | |
| 50 setTimeout(resolve1, 0); | |
| 51 return p1; | |
| 52 } | |
| 53 | |
| 54 //# sourceURL=test.js`, 7, 26); | |
| 55 | |
| 56 InspectorTest.setupScriptMap(); | |
| 57 Protocol.Debugger.onPaused(message => { | |
| 58 InspectorTest.logCallFrames(message.params.callFrames); | |
| 59 var asyncStackTrace = message.params.asyncStackTrace; | |
| 60 while (asyncStackTrace) { | |
| 61 InspectorTest.log(`-- ${asyncStackTrace.description} --`); | |
| 62 InspectorTest.logCallFrames(asyncStackTrace.callFrames); | |
| 63 asyncStackTrace = asyncStackTrace.parent; | |
| 64 } | |
| 65 InspectorTest.log(''); | |
| 66 Protocol.Debugger.resume(); | |
| 67 }); | |
| 68 | |
| 69 Protocol.Debugger.enable(); | |
| 70 Protocol.Debugger.setAsyncCallStackDepth({ maxDepth: 128 }); | |
| 71 InspectorTest.runTestSuite([ | |
| 72 function testZeroLimit(next) { | |
| 73 Protocol.Runtime.evaluate({ | |
| 74 expression: 'setMaxAsyncTaskStacks(0)//# sourceURL=expr.js'}) | |
| 75 .then(() => Protocol.Runtime.evaluate({ | |
| 76 expression: 'promise()//# sourceURL=expr.js', awaitPromise: true | |
| 77 })) | |
| 78 .then(() => cancelAllAsyncTasks()) | |
| 79 .then(next); | |
| 80 }, | |
| 81 | |
| 82 function testTwoLimit(next) { | |
| 83 // we need one stack for parent task and one for next task. | |
| 84 Protocol.Runtime | |
| 85 .evaluate({expression: 'setMaxAsyncTaskStacks(2)//# sourceURL=expr.js'}) | |
| 86 .then(() => Protocol.Runtime.evaluate({ | |
| 87 expression: 'promise()//# sourceURL=expr.js', | |
| 88 awaitPromise: true | |
| 89 })) | |
| 90 .then(() => cancelAllAsyncTasks()) | |
| 91 .then(next); | |
| 92 }, | |
| 93 | |
| 94 function testOneLimitTwoPromises(next) { | |
| 95 // Should be no async stacks because when first microtask is finished | |
| 96 // it will resolve and schedule p3 - will remove async stack for scheduled | |
| 97 // p2. | |
| 98 Protocol.Runtime.evaluate({ | |
| 99 expression: 'setMaxAsyncTaskStacks(1)//# sourceURL=expr.js'}) | |
| 100 .then(() => Protocol.Runtime.evaluate({ | |
| 101 expression: 'twoPromises()//# sourceURL=expr.js', awaitPromise: true | |
| 102 })) | |
| 103 .then(() => cancelAllAsyncTasks()) | |
| 104 .then(next); | |
| 105 }, | |
| 106 | |
| 107 function testFourLimitTwoPromises(next) { | |
| 108 Protocol.Runtime | |
| 109 .evaluate({expression: 'setMaxAsyncTaskStacks(4)//# sourceURL=expr.js'}) | |
| 110 .then(() => Protocol.Runtime.evaluate({ | |
| 111 expression: 'twoPromises()//# sourceURL=expr.js', | |
| 112 awaitPromise: true | |
| 113 })) | |
| 114 .then(() => cancelAllAsyncTasks()) | |
| 115 .then(next); | |
| 116 }, | |
| 117 | |
| 118 function testSixLimitTwoPromises(next) { | |
| 119 Protocol.Runtime | |
| 120 .evaluate({expression: 'setMaxAsyncTaskStacks(6)//# sourceURL=expr.js'}) | |
| 121 .then(() => Protocol.Runtime.evaluate({ | |
| 122 expression: 'twoPromises()//# sourceURL=expr.js', | |
| 123 awaitPromise: true | |
| 124 })) | |
| 125 .then(() => cancelAllAsyncTasks()) | |
| 126 .then(next); | |
| 127 }, | |
| 128 | |
| 129 function testTwoLimitTwoSetTimeouts(next) { | |
| 130 Protocol.Runtime.evaluate({ | |
| 131 expression: 'setMaxAsyncTaskStacks(2)//# sourceURL=expr.js'}) | |
| 132 .then(() => Protocol.Runtime.evaluate({ | |
| 133 expression: 'twoSetTimeout()//# sourceURL=expr.js', awaitPromise: true | |
| 134 })) | |
| 135 .then(() => cancelAllAsyncTasks()) | |
| 136 .then(next); | |
| 137 }, | |
| 138 | |
| 139 function testThreeLimitTwoSetTimeouts(next) { | |
| 140 Protocol.Runtime.evaluate({ | |
| 141 expression: 'setMaxAsyncTaskStacks(3)//# sourceURL=expr.js'}) | |
| 142 .then(() => Protocol.Runtime.evaluate({ | |
| 143 expression: 'twoSetTimeout()//# sourceURL=expr.js', awaitPromise: true | |
| 144 })) | |
| 145 .then(() => cancelAllAsyncTasks()) | |
| 146 .then(next); | |
| 147 }, | |
| 148 | |
| 149 function testTenLimitTwentySetTimeouts(next) { | |
| 150 Protocol.Runtime.evaluate({ | |
| 151 expression: 'setMaxAsyncTaskStacks(10)//# sourceURL=expr.js'}) | |
| 152 .then(() => Protocol.Runtime.evaluate({ | |
| 153 expression: 'twentySetTimeout()//# sourceURL=expr.js', | |
| 154 awaitPromise: true | |
| 155 })) | |
| 156 .then(() => cancelAllAsyncTasks()) | |
| 157 .then(next); | |
| 158 } | |
| 159 ]); | |
| 160 | |
| 161 function cancelAllAsyncTasks() { | |
| 162 return Protocol.Debugger.setAsyncCallStackDepth({ maxDepth: 0 }) | |
| 163 .then(() => Protocol.Debugger.setAsyncCallStackDepth({ maxDepth: 128 })); | |
| 164 } | |
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Chromium Code Reviews
Issue 2816043006:
[inspector] avoid cloning of async call chains (Closed)
