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// Copyright 2016 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.
print('Checks that async chains for promises are correct.');
InspectorTest.addScript(`
function foo1() {
debugger;
}
function foo2() {
debugger;
}
function promise() {
var resolve;
var p1 = new Promise(r => resolve = r);
var p2 = p1.then(foo1);
resolve();
return p2;
}
function promiseResolvedBySetTimeout() {
var resolve;
var p1 = new Promise(r => resolve = r);
var p2 = p1.then(foo1);
setTimeout(resolve, 0);
return p2;
}
function promiseAll() {
var resolve1;
var resolve2;
var p1 = new Promise(resolve => resolve1 = resolve);
var p2 = new Promise(resolve => resolve2 = resolve);
var p3 = Promise.all([ p1, p2 ]).then(foo1);
resolve1();
resolve2();
return p3;
}
function promiseAllReverseOrder() {
var resolve1;
var resolve2;
var p1 = new Promise(resolve => resolve1 = resolve);
var p2 = new Promise(resolve => resolve2 = resolve);
var p3 = Promise.all([ p1, p2 ]).then(foo1);
resolve2();
resolve1();
return p3;
}
function promiseRace() {
var resolve1;
var resolve2;
var p1 = new Promise(resolve => resolve1 = resolve);
var p2 = new Promise(resolve => resolve2 = resolve);
var p3 = Promise.race([ p1, p2 ]).then(foo1);
resolve1();
resolve2();
return p3;
}
function twoChainedCallbacks() {
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
var p2 = p1.then(foo1).then(foo2);
resolve1();
return p2;
}
function promiseResolve() {
return Promise.resolve().then(foo1).then(foo2);
}
function thenableJobResolvedInSetTimeout() {
function thenableJob() {
var resolve2;
var p2 = new Promise(resolve => resolve2 = resolve);
setTimeout(resolve2, 0);
return p2;
}
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
var p3 = p1.then(() => thenableJob()).then(foo1);
resolve1();
return p3;
}
function thenableJobResolvedInSetTimeoutWithStack() {
function thenableJob() {
function inner() {
resolve2();
}
var resolve2;
var p2 = new Promise(resolve => resolve2 = resolve);
setTimeout(inner, 0);
return p2;
}
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
var p3 = p1.then(() => thenableJob()).then(foo1);
resolve1();
return p3;
}
function thenableJobResolvedByPromise() {
function thenableJob() {
var resolve2;
var p2 = new Promise(resolve => resolve2 = resolve);
Promise.resolve().then(resolve2);
return p2;
}
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
var p3 = p1.then(() => thenableJob()).then(foo1);
resolve1();
return p3;
}
function thenableJobResolvedByPromiseWithStack() {
function thenableJob() {
function inner() {
resolve2();
}
var resolve2;
var p2 = new Promise(resolve => resolve2 = resolve);
Promise.resolve().then(inner);
return p2;
}
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
var p3 = p1.then(() => thenableJob()).then(foo1);
resolve1();
return p3;
}
function lateThenCallback() {
var resolve1;
var p1 = new Promise(resolve => resolve1 = resolve);
resolve1();
return p1.then(foo1);
}
function complex() {
var testResolve;
var testPromise = new Promise(resolve => testResolve = resolve);
function foo1() {
function inner1() {
debugger;
}
inner1();
}
function foo2() {
var resolve20;
function inner2() {
resolve20();
}
var p20 = new Promise(resolve => resolve20 = resolve);
Promise.resolve().then(inner2);
return p20;
}
function foo3() {
var resolve17;
function inner3() {
resolve17();
}
var p17 = new Promise(resolve => resolve17 = resolve);
setTimeout(inner3, 0);
return p17;
}
function foo4() {
function inner4() {
return;
}
return inner4();
}
function foo5() {
return Promise.all([ Promise.resolve(), Promise.resolve() ])
.then(() => 42);
}
function foo6() {
return Promise.race([ Promise.resolve(), Promise.resolve()])
.then(() => 42);
}
var p = Promise.resolve()
.then(foo6)
.then(foo5)
.then(foo4)
.then(foo3)
.then(foo2)
.then(foo1);
setTimeout(() => {
p.then(() => {
p.then(() => {
debugger;
testResolve();
})
})
}, 0)
return testPromise;
}
function reject() {
return Promise.reject().catch(foo1);
}
//# sourceURL=test.js`, 7, 26);
InspectorTest.setupScriptMap();
Protocol.Debugger.onPaused(message => {
InspectorTest.logCallFrames(message.params.callFrames);
var asyncStackTrace = message.params.asyncStackTrace;
while (asyncStackTrace) {
InspectorTest.log(`-- ${asyncStackTrace.description} --`);
InspectorTest.logCallFrames(asyncStackTrace.callFrames);
asyncStackTrace = asyncStackTrace.parent;
}
InspectorTest.log('');
Protocol.Debugger.resume();
});
Protocol.Debugger.enable();
Protocol.Debugger.setAsyncCallStackDepth({ maxDepth: 128 });
var testList = [
'promise',
'promiseResolvedBySetTimeout',
'promiseAll',
'promiseAllReverseOrder',
'promiseRace',
'twoChainedCallbacks',
'promiseResolve',
'thenableJobResolvedInSetTimeout',
'thenableJobResolvedInSetTimeoutWithStack',
'thenableJobResolvedByPromise',
'thenableJobResolvedByPromiseWithStack',
'lateThenCallback',
'complex',
'reject',
]
InspectorTest.runTestSuite(testList.map(name => {
return eval(`
(function test${capitalize(name)}(next) {
Protocol.Runtime.evaluate({ expression: \`${name}()
//# sourceURL=test${capitalize(name)}.js\`, awaitPromise: true})
.then(next);
})
`);
}));
function capitalize(string) {
return string.charAt(0).toUpperCase() + string.slice(1);
}
|
