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test(ivy): mark tests where checkNoChanges results are different in the view engine and ivy (#28073) 

PR Close #28073
This commit is contained in:
Pawel Kozlowski 2019-01-11 14:29:00 +01:00 committed by Andrew Kushnir
parent b0f3c20a4c
commit f854eb7dec
1 changed files with 40 additions and 3 deletions
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43
packages/core/test/linker/change_detection_integration_spec.ts
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@ -13,7 +13,7 @@ import {ComponentFixture, TestBed, fakeAsync} from '@angular/core/testing';
import {By} from '@angular/platform-browser/src/dom/debug/by';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {expect} from '@angular/platform-browser/testing/src/matchers';
import {fixmeIvy, ivyEnabled, modifiedInIvy} from '@angular/private/testing';
import {fixmeIvy, ivyEnabled, modifiedInIvy, onlyInIvy} from '@angular/private/testing';
export function createUrlResolverWithoutPackagePrefix(): UrlResolver {
return new UrlResolver();
@ -1184,7 +1184,7 @@ const TEST_COMPILER_PROVIDERS: Provider[] = [
});
describe('enforce no new changes', () => {
fixmeIvy('FW-823: ComponentFixture.checkNoChanges doesn\'t throw under TestBed')
modifiedInIvy('checkNoChanges has no effect before first change detection run')
.it('should throw when a record gets changed after it has been checked', fakeAsync(() => {
@Directive({selector: '[changed]'})
class ChangingDirective {
@ -1202,6 +1202,30 @@ const TEST_COMPILER_PROVIDERS: Provider[] = [
/Previous value: 'changed: undefined'\. Current value: 'changed: 1'/g);
}));
onlyInIvy('checkNoChanges has no effect before first change detection run')
.it('should throw when a record gets changed after the first change detection pass',
fakeAsync(() => {
@Directive({selector: '[changed]'})
class ChangingDirective {
@Input() changed: any;
}
TestBed.configureTestingModule({declarations: [ChangingDirective]});
const ctx = createCompFixture('<div [someProp]="a" [changed]="b"></div>', TestData);
ctx.componentInstance.b = 1;
// should not throw here as change detection didn't run yet
ctx.checkNoChanges();
ctx.detectChanges();
ctx.componentInstance.b = 2;
expect(() => ctx.checkNoChanges())
.toThrowError(/Previous value: '1'\. Current value: '2'/g);
}));
fixmeIvy('FW-831: Views created in a cd hooks throw in view engine')
.it('should warn when the view has been created in a cd hook', fakeAsync(() => {
const ctx = createCompFixture('<div *gh9882>{{ a }}</div>', TestData);
@ -1219,12 +1243,25 @@ const TEST_COMPILER_PROVIDERS: Provider[] = [
expect(() => ctx.checkNoChanges()).not.toThrow();
}));
fixmeIvy('FW-823: ComponentFixture.checkNoChanges doesn\'t throw under TestBed')
modifiedInIvy('checkNoChanges has no effect before first change detection run')
.it('should not break the next run', fakeAsync(() => {
const ctx = _bindSimpleValue('a', TestData);
ctx.componentInstance.a = 'value';
expect(() => ctx.checkNoChanges()).toThrow();
ctx.detectChanges();
expect(renderLog.loggedValues).toEqual(['value']);
}));
it('should not break the next run (view engine and ivy)', fakeAsync(() => {
const ctx = _bindSimpleValue('a', TestData);
ctx.detectChanges();
renderLog.clear();
ctx.componentInstance.a = 'value';
expect(() => ctx.checkNoChanges()).toThrow();
ctx.detectChanges();
expect(renderLog.loggedValues).toEqual(['value']);
}));