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| 1 (async function(testRunner) { |
| 2 let {page, session, dp} = await testRunner.startBlank('Tests that Runtime.awai
tPromise works.'); |
| 3 |
| 4 function dumpResult(result) { |
| 5 if (result.exceptionDetails) { |
| 6 if (result.exceptionDetails.stackTrace && result.exceptionDetails.stackTra
ce.parent) { |
| 7 for (var frame of result.exceptionDetails.stackTrace.parent.callFrames)
{ |
| 8 frame.scriptId = 0; |
| 9 frame.url = ''; |
| 10 } |
| 11 } |
| 12 result.exceptionDetails.exceptionId = 0; |
| 13 if (result.exceptionDetails.exception) |
| 14 result.exceptionDetails.exception.objectId = 0; |
| 15 } |
| 16 testRunner.logObject(result); |
| 17 } |
| 18 |
| 19 await session.evaluate(` |
| 20 var resolveCallback; |
| 21 var rejectCallback; |
| 22 function createPromise() { |
| 23 return new Promise((resolve, reject) => { resolveCallback = resolve; rejec
tCallback = reject }); |
| 24 } |
| 25 |
| 26 function resolvePromise() { |
| 27 resolveCallback(239); |
| 28 resolveCallback = undefined; |
| 29 rejectCallback = undefined; |
| 30 } |
| 31 |
| 32 function rejectPromise() { |
| 33 rejectCallback(239); |
| 34 resolveCallback = undefined; |
| 35 rejectCallback = undefined; |
| 36 } |
| 37 |
| 38 function runGC() { |
| 39 if (window.gc) |
| 40 window.gc(); |
| 41 } |
| 42 `); |
| 43 |
| 44 await dp.Debugger.enable(); |
| 45 await dp.Debugger.setAsyncCallStackDepth({ maxDepth: 128 }); |
| 46 |
| 47 await testRunner.runTestSuite([ |
| 48 async function testResolvedPromise() { |
| 49 var result = await dp.Runtime.evaluate({ expression: 'Promise.resolve(239)
'}); |
| 50 result = await dp.Runtime.awaitPromise({ promiseObjectId: result.result.re
sult.objectId, returnByValue: false, generatePreview: true }); |
| 51 dumpResult(result.result); |
| 52 }, |
| 53 |
| 54 async function testRejectedPromise() { |
| 55 var result = await dp.Runtime.evaluate({ expression: 'Promise.reject({ a :
1 })'}); |
| 56 result = await dp.Runtime.awaitPromise({ promiseObjectId: result.result.r
esult.objectId, returnByValue: true, generatePreview: false }); |
| 57 dumpResult(result.result); |
| 58 }, |
| 59 |
| 60 async function testRejectedPromiseWithStack() { |
| 61 var result = await dp.Runtime.evaluate({ expression: 'createPromise()'}); |
| 62 var promise = dp.Runtime.awaitPromise({ promiseObjectId: result.result.res
ult.objectId }); |
| 63 dp.Runtime.evaluate({ expression: 'rejectPromise()' }); |
| 64 result = await promise; |
| 65 dumpResult(result.result); |
| 66 }, |
| 67 |
| 68 async function testPendingPromise() { |
| 69 var result = await dp.Runtime.evaluate({ expression: 'createPromise()'}); |
| 70 var promise = dp.Runtime.awaitPromise({ promiseObjectId: result.result.res
ult.objectId }); |
| 71 dp.Runtime.evaluate({ expression: 'resolvePromise()' }); |
| 72 result = await promise; |
| 73 dumpResult(result.result); |
| 74 }, |
| 75 |
| 76 async function testResolvedWithoutArgsPromise() { |
| 77 var result = await dp.Runtime.evaluate({ expression: 'Promise.resolve()'})
; |
| 78 result = await dp.Runtime.awaitPromise({ promiseObjectId: result.result.re
sult.objectId, returnByValue: true, generatePreview: false }); |
| 79 dumpResult(result.result); |
| 80 }, |
| 81 |
| 82 async function testGarbageCollectedPromise() { |
| 83 var result = await dp.Runtime.evaluate({ expression: 'new Promise(() => un
defined)'}); |
| 84 var objectId = result.result.result.objectId; |
| 85 var promise = dp.Runtime.awaitPromise({ promiseObjectId: objectId }); |
| 86 dp.Runtime.releaseObject({ objectId: objectId}).then(() => dp.Runtime.eval
uate({ expression: 'runGC()' })); |
| 87 result = await promise; |
| 88 testRunner.logObject(result.error); |
| 89 } |
| 90 ]); |
| 91 }) |
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