This repository has been archived by the owner on Feb 26, 2024. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 407
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
feat(zonespec): add a spec for asynchronous tests
This spec is constructed with a done callback and a fail callback, and waits until all asynchronous tasks are completed before exiting.
- Loading branch information
Showing
6 changed files
with
413 additions
and
2 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,137 @@ | ||
/******/ (function(modules) { // webpackBootstrap | ||
/******/ // The module cache | ||
/******/ var installedModules = {}; | ||
|
||
/******/ // The require function | ||
/******/ function __webpack_require__(moduleId) { | ||
|
||
/******/ // Check if module is in cache | ||
/******/ if(installedModules[moduleId]) | ||
/******/ return installedModules[moduleId].exports; | ||
|
||
/******/ // Create a new module (and put it into the cache) | ||
/******/ var module = installedModules[moduleId] = { | ||
/******/ exports: {}, | ||
/******/ id: moduleId, | ||
/******/ loaded: false | ||
/******/ }; | ||
|
||
/******/ // Execute the module function | ||
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__); | ||
|
||
/******/ // Flag the module as loaded | ||
/******/ module.loaded = true; | ||
|
||
/******/ // Return the exports of the module | ||
/******/ return module.exports; | ||
/******/ } | ||
|
||
|
||
/******/ // expose the modules object (__webpack_modules__) | ||
/******/ __webpack_require__.m = modules; | ||
|
||
/******/ // expose the module cache | ||
/******/ __webpack_require__.c = installedModules; | ||
|
||
/******/ // __webpack_public_path__ | ||
/******/ __webpack_require__.p = ""; | ||
|
||
/******/ // Load entry module and return exports | ||
/******/ return __webpack_require__(0); | ||
/******/ }) | ||
/************************************************************************/ | ||
/******/ ([ | ||
/* 0 */ | ||
/***/ function(module, exports) { | ||
|
||
(function () { | ||
var AsyncTestZoneSpec = (function () { | ||
function AsyncTestZoneSpec(finishCallback, failCallback, namePrefix) { | ||
this._pendingMicroTasks = false; | ||
this._pendingMacroTasks = false; | ||
this._pendingEventTasks = false; | ||
this._alreadyErrored = false; | ||
this.runZone = Zone.current; | ||
// ZoneSpec implementation below. | ||
this.name = 'asyncTestZone'; | ||
this._finishCallback = finishCallback; | ||
this._failCallback = failCallback; | ||
this.name = 'asyncTestZone for ' + namePrefix; | ||
} | ||
AsyncTestZoneSpec.prototype._finishCallbackIfDone = function () { | ||
var _this = this; | ||
if (!(this._pendingMicroTasks || this._pendingMacroTasks || this._pendingEventTasks)) { | ||
// We do this because we would like to catch unhandled rejected promises. | ||
// To do this quickly when there are native promises, we must run using an unwrapped | ||
// promise implementation. | ||
var symbol = Zone.__symbol__; | ||
var NativePromise = window[symbol('Promise')]; | ||
if (NativePromise) { | ||
NativePromise.resolve(true)[symbol('then')](function () { | ||
if (!_this._alreadyErrored) { | ||
_this.runZone.run(_this._finishCallback); | ||
} | ||
}); | ||
} | ||
else { | ||
// For implementations which do not have nativePromise, use setTimeout(0). This is slower, | ||
// but it also works because Zones will handle errors when rejected promises have no | ||
// listeners after one macrotask. | ||
this.runZone.run(function () { | ||
setTimeout(function () { | ||
if (!_this._alreadyErrored) { | ||
_this._finishCallback(); | ||
} | ||
}, 0); | ||
}); | ||
} | ||
} | ||
}; | ||
AsyncTestZoneSpec.prototype.onInvoke = function (parentZoneDelegate, currentZone, targetZone, delegate, applyThis, applyArgs, source) { | ||
try { | ||
return parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source); | ||
} | ||
finally { | ||
this._finishCallbackIfDone(); | ||
} | ||
}; | ||
AsyncTestZoneSpec.prototype.onHandleError = function (parentZoneDelegate, currentZone, targetZone, error) { | ||
// Let the parent try to handle the error. | ||
var result = parentZoneDelegate.handleError(targetZone, error); | ||
if (result) { | ||
this._failCallback(error.message ? error.message : 'unknown error'); | ||
this._alreadyErrored = true; | ||
} | ||
return false; | ||
}; | ||
AsyncTestZoneSpec.prototype.onScheduleTask = function (delegate, currentZone, targetZone, task) { | ||
if (task.type == 'macroTask' && task.source == 'setInterval') { | ||
this._failCallback('Cannot use setInterval from within an async zone test.'); | ||
return; | ||
} | ||
return delegate.scheduleTask(targetZone, task); | ||
}; | ||
AsyncTestZoneSpec.prototype.onHasTask = function (delegate, current, target, hasTaskState) { | ||
delegate.hasTask(target, hasTaskState); | ||
if (hasTaskState.change == 'microTask') { | ||
this._pendingMicroTasks = hasTaskState.microTask; | ||
this._finishCallbackIfDone(); | ||
} | ||
else if (hasTaskState.change == 'macroTask') { | ||
this._pendingMacroTasks = hasTaskState.macroTask; | ||
this._finishCallbackIfDone(); | ||
} | ||
else if (hasTaskState.change == 'eventTask') { | ||
this._finishCallbackIfDone(); | ||
} | ||
}; | ||
return AsyncTestZoneSpec; | ||
}()); | ||
// Export the class so that new instances can be created with proper | ||
// constructor params. | ||
Zone['AsyncTestZoneSpec'] = AsyncTestZoneSpec; | ||
})(); | ||
|
||
|
||
/***/ } | ||
/******/ ]); |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,96 @@ | ||
(function() { | ||
class AsyncTestZoneSpec implements ZoneSpec { | ||
_finishCallback: Function; | ||
_failCallback: Function; | ||
_pendingMicroTasks: boolean = false; | ||
_pendingMacroTasks: boolean = false; | ||
_pendingEventTasks: boolean = false; | ||
_alreadyErrored = false; | ||
runZone = Zone.current; | ||
|
||
constructor(finishCallback: Function, failCallback: Function, namePrefix: string) { | ||
this._finishCallback = finishCallback; | ||
this._failCallback = failCallback; | ||
this.name = 'asyncTestZone for ' + namePrefix; | ||
} | ||
|
||
_finishCallbackIfDone() { | ||
if (!(this._pendingMicroTasks || this._pendingMacroTasks || this._pendingEventTasks)) { | ||
// We do this because we would like to catch unhandled rejected promises. | ||
// To do this quickly when there are native promises, we must run using an unwrapped | ||
// promise implementation. | ||
var symbol = (<any>Zone).__symbol__; | ||
var NativePromise: typeof Promise = <any>window[symbol('Promise')]; | ||
if (NativePromise) { | ||
NativePromise.resolve(true)[symbol('then')](() => { | ||
if (!this._alreadyErrored) { | ||
this.runZone.run(this._finishCallback); | ||
} | ||
}); | ||
} else { | ||
// For implementations which do not have nativePromise, use setTimeout(0). This is slower, | ||
// but it also works because Zones will handle errors when rejected promises have no | ||
// listeners after one macrotask. | ||
this.runZone.run(() => { | ||
setTimeout(() => { | ||
if (!this._alreadyErrored) { | ||
this._finishCallback(); | ||
} | ||
}, 0); | ||
}); | ||
} | ||
} | ||
} | ||
|
||
// ZoneSpec implementation below. | ||
|
||
name: string = 'asyncTestZone'; | ||
|
||
onInvoke(parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, | ||
delegate: Function, applyThis: any, applyArgs: any[], source: string): any { | ||
try { | ||
return parentZoneDelegate.invoke(targetZone, delegate, applyThis, applyArgs, source); | ||
} finally { | ||
this._finishCallbackIfDone(); | ||
} | ||
} | ||
|
||
onHandleError(parentZoneDelegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, | ||
error: any): boolean { | ||
// Let the parent try to handle the error. | ||
var result = parentZoneDelegate.handleError(targetZone, error); | ||
if (result) { | ||
this._failCallback(error.message ? error.message : 'unknown error'); | ||
this._alreadyErrored = true; | ||
} | ||
return false; | ||
} | ||
|
||
onScheduleTask(delegate: ZoneDelegate, currentZone: Zone, targetZone: Zone, task: Task): Task { | ||
if (task.type == 'macroTask' && task.source == 'setInterval') { | ||
this._failCallback('Cannot use setInterval from within an async zone test.'); | ||
return; | ||
} | ||
|
||
return delegate.scheduleTask(targetZone, task); | ||
} | ||
|
||
onHasTask(delegate: ZoneDelegate, current: Zone, target: Zone, hasTaskState: HasTaskState) { | ||
delegate.hasTask(target, hasTaskState); | ||
|
||
if (hasTaskState.change == 'microTask') { | ||
this._pendingMicroTasks = hasTaskState.microTask; | ||
this._finishCallbackIfDone(); | ||
} else if (hasTaskState.change == 'macroTask') { | ||
this._pendingMacroTasks = hasTaskState.macroTask; | ||
this._finishCallbackIfDone(); | ||
} else if (hasTaskState.change == 'eventTask') { | ||
this._finishCallbackIfDone(); | ||
} | ||
} | ||
} | ||
|
||
// Export the class so that new instances can be created with proper | ||
// constructor params. | ||
Zone['AsyncTestZoneSpec'] = AsyncTestZoneSpec; | ||
})(); |
Oops, something went wrong.