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docs(testing): simplify extracting directive

This commit is contained in:
Ward Bell 2016-04-26 22:03:07 -07:00
parent 4bbaac127d
commit b5ffe70579
1 changed files with 2 additions and 14 deletions
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16
public/docs/_examples/testing/ts/app/app.component.spec.ts
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@ -51,7 +51,7 @@ describe('AppComponent', () => {
let links = fixture.debugElement let links = fixture.debugElement
.queryAll(By.directive(MockRouterLink)) .queryAll(By.directive(MockRouterLink))
.map(de => <MockRouterLink> extractDirective(de, MockRouterLink)); .map(de => <MockRouterLink> de.injector.get(MockRouterLink) );
expect(links.length).toEqual(2, 'should have 2 links'); expect(links.length).toEqual(2, 'should have 2 links');
expect(links[0].routeParams[0]).toEqual('Dashboard', '1st link should go to Dashboard'); expect(links[0].routeParams[0]).toEqual('Dashboard', '1st link should go to Dashboard');
@ -70,7 +70,7 @@ describe('AppComponent', () => {
expect(heroesDe).toBeDefined('should have a 2nd RouterLink'); expect(heroesDe).toBeDefined('should have a 2nd RouterLink');
let link = <MockRouterLink> extractDirective(heroesDe, MockRouterLink); let link = <MockRouterLink> heroesDe.injector.get(MockRouterLink);
expect(link.navigatedTo).toBeNull('link should not have navigate yet'); expect(link.navigatedTo).toBeNull('link should not have navigate yet');
@ -82,15 +82,3 @@ describe('AppComponent', () => {
}); });
}); });
///////////// Helpers ////////////////////
import { Type } from 'angular2/src/facade/lang';
/**
* Get the directive instance from the DebugElement to which it is attached
*/
function extractDirective(de: DebugElement, directive: Type): any {
return de.injector.get(
de.providerTokens[de.providerTokens.indexOf(directive)]
);
}