@angular/core
Version:
Angular - the core framework
163 lines • 14.6 kB
JavaScript
/**
* @license
* Copyright Google LLC All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
const _Zone = typeof Zone !== 'undefined' ? Zone : null;
const fakeAsyncTestModule = _Zone && _Zone[_Zone.__symbol__('fakeAsyncTest')];
const fakeAsyncTestModuleNotLoadedErrorMessage = `zone-testing.js is needed for the fakeAsync() test helper but could not be found.
Please make sure that your environment includes zone.js/testing`;
/**
* Clears out the shared fake async zone for a test.
* To be called in a global `beforeEach`.
*
* @publicApi
*/
export function resetFakeAsyncZone() {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.resetFakeAsyncZone();
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
/**
* Wraps a function to be executed in the `fakeAsync` zone:
* - Microtasks are manually executed by calling `flushMicrotasks()`.
* - Timers are synchronous; `tick()` simulates the asynchronous passage of time.
*
* If there are any pending timers at the end of the function, an exception is thrown.
*
* Can be used to wrap `inject()` calls.
*
* @param fn The function that you want to wrap in the `fakeAysnc` zone.
*
* @usageNotes
* ### Example
*
* {@example core/testing/ts/fake_async.ts region='basic'}
*
*
* @returns The function wrapped to be executed in the `fakeAsync` zone.
* Any arguments passed when calling this returned function will be passed through to the `fn`
* function in the parameters when it is called.
*
* @publicApi
*/
export function fakeAsync(fn) {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.fakeAsync(fn);
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
/**
* Simulates the asynchronous passage of time for the timers in the `fakeAsync` zone.
*
* The microtasks queue is drained at the very start of this function and after any timer callback
* has been executed.
*
* @param millis The number of milliseconds to advance the virtual timer.
* @param tickOptions The options to pass to the `tick()` function.
*
* @usageNotes
*
* The `tick()` option is a flag called `processNewMacroTasksSynchronously`,
* which determines whether or not to invoke new macroTasks.
*
* If you provide a `tickOptions` object, but do not specify a
* `processNewMacroTasksSynchronously` property (`tick(100, {})`),
* then `processNewMacroTasksSynchronously` defaults to true.
*
* If you omit the `tickOptions` parameter (`tick(100))`), then
* `tickOptions` defaults to `{processNewMacroTasksSynchronously: true}`.
*
* ### Example
*
* {@example core/testing/ts/fake_async.ts region='basic'}
*
* The following example includes a nested timeout (new macroTask), and
* the `tickOptions` parameter is allowed to default. In this case,
* `processNewMacroTasksSynchronously` defaults to true, and the nested
* function is executed on each tick.
*
* ```
* it ('test with nested setTimeout', fakeAsync(() => {
* let nestedTimeoutInvoked = false;
* function funcWithNestedTimeout() {
* setTimeout(() => {
* nestedTimeoutInvoked = true;
* });
* };
* setTimeout(funcWithNestedTimeout);
* tick();
* expect(nestedTimeoutInvoked).toBe(true);
* }));
* ```
*
* In the following case, `processNewMacroTasksSynchronously` is explicitly
* set to false, so the nested timeout function is not invoked.
*
* ```
* it ('test with nested setTimeout', fakeAsync(() => {
* let nestedTimeoutInvoked = false;
* function funcWithNestedTimeout() {
* setTimeout(() => {
* nestedTimeoutInvoked = true;
* });
* };
* setTimeout(funcWithNestedTimeout);
* tick(0, {processNewMacroTasksSynchronously: false});
* expect(nestedTimeoutInvoked).toBe(false);
* }));
* ```
*
*
* @publicApi
*/
export function tick(millis = 0, tickOptions = {
processNewMacroTasksSynchronously: true
}) {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.tick(millis, tickOptions);
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
/**
* Simulates the asynchronous passage of time for the timers in the `fakeAsync` zone by
* draining the macrotask queue until it is empty.
*
* @param maxTurns The maximum number of times the scheduler attempts to clear its queue before
* throwing an error.
* @returns The simulated time elapsed, in milliseconds.
*
* @publicApi
*/
export function flush(maxTurns) {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.flush(maxTurns);
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
/**
* Discard all remaining periodic tasks.
*
* @publicApi
*/
export function discardPeriodicTasks() {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.discardPeriodicTasks();
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
/**
* Flush any pending microtasks.
*
* @publicApi
*/
export function flushMicrotasks() {
if (fakeAsyncTestModule) {
return fakeAsyncTestModule.flushMicrotasks();
}
throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);
}
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"fake_async.js","sourceRoot":"","sources":["../../../../../../../packages/core/testing/src/fake_async.ts"],"names":[],"mappings":"AAAA;;;;;;GAMG;AACH,MAAM,KAAK,GAAQ,OAAO,IAAI,KAAK,WAAW,CAAC,CAAC,CAAC,IAAI,CAAC,CAAC,CAAC,IAAI,CAAC;AAC7D,MAAM,mBAAmB,GAAG,KAAK,IAAI,KAAK,CAAC,KAAK,CAAC,UAAU,CAAC,eAAe,CAAC,CAAC,CAAC;AAE9E,MAAM,wCAAwC,GAC1C;wEACoE,CAAC;AAEzE;;;;;GAKG;AACH,MAAM,UAAU,kBAAkB;IAChC,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,kBAAkB,EAAE,CAAC;KACjD;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC;AAED;;;;;;;;;;;;;;;;;;;;;;GAsBG;AACH,MAAM,UAAU,SAAS,CAAC,EAAY;IACpC,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,SAAS,CAAC,EAAE,CAAC,CAAC;KAC1C;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC;AAED;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;GA+DG;AACH,MAAM,UAAU,IAAI,CAChB,SAAiB,CAAC,EAAE,cAA4D;IAC9E,iCAAiC,EAAE,IAAI;CACxC;IACH,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,IAAI,CAAC,MAAM,EAAE,WAAW,CAAC,CAAC;KACtD;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC;AAED;;;;;;;;;GASG;AACH,MAAM,UAAU,KAAK,CAAC,QAAiB;IACrC,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,KAAK,CAAC,QAAQ,CAAC,CAAC;KAC5C;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC;AAED;;;;GAIG;AACH,MAAM,UAAU,oBAAoB;IAClC,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,oBAAoB,EAAE,CAAC;KACnD;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC;AAED;;;;GAIG;AACH,MAAM,UAAU,eAAe;IAC7B,IAAI,mBAAmB,EAAE;QACvB,OAAO,mBAAmB,CAAC,eAAe,EAAE,CAAC;KAC9C;IACD,MAAM,IAAI,KAAK,CAAC,wCAAwC,CAAC,CAAC;AAC5D,CAAC","sourcesContent":["/**\n * @license\n * Copyright Google LLC All Rights Reserved.\n *\n * Use of this source code is governed by an MIT-style license that can be\n * found in the LICENSE file at https://angular.io/license\n */\nconst _Zone: any = typeof Zone !== 'undefined' ? Zone : null;\nconst fakeAsyncTestModule = _Zone && _Zone[_Zone.__symbol__('fakeAsyncTest')];\n\nconst fakeAsyncTestModuleNotLoadedErrorMessage =\n    `zone-testing.js is needed for the fakeAsync() test helper but could not be found.\n        Please make sure that your environment includes zone.js/testing`;\n\n/**\n * Clears out the shared fake async zone for a test.\n * To be called in a global `beforeEach`.\n *\n * @publicApi\n */\nexport function resetFakeAsyncZone(): void {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.resetFakeAsyncZone();\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n\n/**\n * Wraps a function to be executed in the `fakeAsync` zone:\n * - Microtasks are manually executed by calling `flushMicrotasks()`.\n * - Timers are synchronous; `tick()` simulates the asynchronous passage of time.\n *\n * If there are any pending timers at the end of the function, an exception is thrown.\n *\n * Can be used to wrap `inject()` calls.\n *\n * @param fn The function that you want to wrap in the `fakeAysnc` zone.\n *\n * @usageNotes\n * ### Example\n *\n * {@example core/testing/ts/fake_async.ts region='basic'}\n *\n *\n * @returns The function wrapped to be executed in the `fakeAsync` zone.\n * Any arguments passed when calling this returned function will be passed through to the `fn`\n * function in the parameters when it is called.\n *\n * @publicApi\n */\nexport function fakeAsync(fn: Function): (...args: any[]) => any {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.fakeAsync(fn);\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n\n/**\n * Simulates the asynchronous passage of time for the timers in the `fakeAsync` zone.\n *\n * The microtasks queue is drained at the very start of this function and after any timer callback\n * has been executed.\n *\n * @param millis The number of milliseconds to advance the virtual timer.\n * @param tickOptions The options to pass to the `tick()` function.\n *\n * @usageNotes\n *\n * The `tick()` option is a flag called `processNewMacroTasksSynchronously`,\n * which determines whether or not to invoke new macroTasks.\n *\n * If you provide a `tickOptions` object, but do not specify a\n * `processNewMacroTasksSynchronously` property (`tick(100, {})`),\n * then `processNewMacroTasksSynchronously` defaults to true.\n *\n * If you omit the `tickOptions` parameter (`tick(100))`), then\n * `tickOptions` defaults to `{processNewMacroTasksSynchronously: true}`.\n *\n * ### Example\n *\n * {@example core/testing/ts/fake_async.ts region='basic'}\n *\n * The following example includes a nested timeout (new macroTask), and\n * the `tickOptions` parameter is allowed to default. In this case,\n * `processNewMacroTasksSynchronously` defaults to true, and the nested\n * function is executed on each tick.\n *\n * ```\n * it ('test with nested setTimeout', fakeAsync(() => {\n *   let nestedTimeoutInvoked = false;\n *   function funcWithNestedTimeout() {\n *     setTimeout(() => {\n *       nestedTimeoutInvoked = true;\n *     });\n *   };\n *   setTimeout(funcWithNestedTimeout);\n *   tick();\n *   expect(nestedTimeoutInvoked).toBe(true);\n * }));\n * ```\n *\n * In the following case, `processNewMacroTasksSynchronously` is explicitly\n * set to false, so the nested timeout function is not invoked.\n *\n * ```\n * it ('test with nested setTimeout', fakeAsync(() => {\n *   let nestedTimeoutInvoked = false;\n *   function funcWithNestedTimeout() {\n *     setTimeout(() => {\n *       nestedTimeoutInvoked = true;\n *     });\n *   };\n *   setTimeout(funcWithNestedTimeout);\n *   tick(0, {processNewMacroTasksSynchronously: false});\n *   expect(nestedTimeoutInvoked).toBe(false);\n * }));\n * ```\n *\n *\n * @publicApi\n */\nexport function tick(\n    millis: number = 0, tickOptions: {processNewMacroTasksSynchronously: boolean} = {\n      processNewMacroTasksSynchronously: true\n    }): void {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.tick(millis, tickOptions);\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n\n/**\n * Simulates the asynchronous passage of time for the timers in the `fakeAsync` zone by\n * draining the macrotask queue until it is empty.\n *\n * @param maxTurns The maximum number of times the scheduler attempts to clear its queue before\n *     throwing an error.\n * @returns The simulated time elapsed, in milliseconds.\n *\n * @publicApi\n */\nexport function flush(maxTurns?: number): number {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.flush(maxTurns);\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n\n/**\n * Discard all remaining periodic tasks.\n *\n * @publicApi\n */\nexport function discardPeriodicTasks(): void {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.discardPeriodicTasks();\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n\n/**\n * Flush any pending microtasks.\n *\n * @publicApi\n */\nexport function flushMicrotasks(): void {\n  if (fakeAsyncTestModule) {\n    return fakeAsyncTestModule.flushMicrotasks();\n  }\n  throw new Error(fakeAsyncTestModuleNotLoadedErrorMessage);\n}\n"]}