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feat: add a flag in bootstrap to enable coalesce event change detection to improve performance (#30533)

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PR Close #30533
This commit is contained in:
JiaLiPassion
2019-05-17 20:50:02 +09:00
committed by atscott
parent c5894e08bc
commit 44623a1161
9 changed files with 146 additions and 20 deletions
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2
packages/core/testing/src/ng_zone_mock.ts
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@ -16,7 +16,7 @@ import {EventEmitter, Injectable, NgZone} from '@angular/core';
export class MockNgZone extends NgZone {
onStable: EventEmitter<any> = new EventEmitter(false);
constructor() { super({enableLongStackTrace: false}); }
constructor() { super({enableLongStackTrace: false, shouldCoalesceEventChangeDetection: false}); }
run(fn: Function): any { return fn(); }

3
packages/core/testing/src/test_bed.ts
View File

@ -399,7 +399,8 @@ export class TestBedViewEngine implements TestBed {
overrideComponentView(component, compFactory);
}
const ngZone = new NgZone({enableLongStackTrace: true});
const ngZone =
new NgZone({enableLongStackTrace: true, shouldCoalesceEventChangeDetection: false});
const providers: StaticProvider[] = [{provide: NgZone, useValue: ngZone}];
const ngZoneInjector = Injector.create({
providers: providers,