blog.component.spec.ts
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import {
providers
} from 'ng-forward/cjs/testing/providers';
import {
Input,
Component
} from 'ng-forward';
import {
ArticleBlog
} from './blog.component';
import {
createComponentFromClass,
quickCreateComponent,
provideEmptyObjects,
createProviderToValue,
getAngularService,
provideFilters
} from "../../../../spec/helpers.ts";
// this htmlTemplate will be re-used between the container components in this spec file
const htmlTemplate: string = '<noosfero-blog [article]="ctrl.article" [profile]="ctrl.profile"></noosfero-blog>';
describe("Blog Component", () => {
function promiseResultTemplate(response ? : {}) {
let thenFuncEmpty = (func: Function) => {
// does nothing
};
if (response) {
return {
then: (func: (response: any) => void) => {
func(response);
}
};
} else {
return {
then: (func: (response: any) => void) => {
// does nothing
}
};
}
}
let articleService = {
getChildren: (article_id: number, filters: {}) => {
return promiseResultTemplate(null);
}
};
@Component({
selector: 'test-container-component',
template: htmlTemplate,
directives: [ArticleBlog],
providers: [
provideEmptyObjects('Restangular'),
createProviderToValue('ArticleService', articleService),
provideFilters('truncateFilter')
]
})
class BlogContainerComponent {
article = {
type: 'anyArticleType'
};
profile = {
name: 'profile-name'
};
}
beforeEach(() => {
// the karma preprocessor html2js transform the templates html into js files which put
// the templates to the templateCache into the module templates
// we need to load the module templates here as the template for the
// component Noosfero ArtileView will be load on our tests
angular.mock.module("templates")
providers((provide: any) => {
return <any > [
provide('ArticleService', {
useValue: articleService
})
]
});
});
it("renders the blog content", (done: Function) => {
createComponentFromClass(BlogContainerComponent).then((fixture) => {
expect(fixture.debugElement.query('div.blog').length).toEqual(1);
done();
});
});
it("verify the blog data", (done: Function) => {
// defining a mock result to articleService.getChildren method
articleService.getChildren = (article_id: number, filters: {}) => {
return promiseResultTemplate({
headers: (headerName: string) => {
return 1;
},
data: < any > {
articles: [{
id: 1,
title: 'The article test'
}]
}
});
};
createComponentFromClass(BlogContainerComponent).then((fixture) => {
// gets the children component of BlogContainerComponent
let articleBlog: BlogContainerComponent = fixture.debugElement.componentViewChildren[0].componentInstance;
// check if the component property are the provided by the mocked articleService
let post = {
id: 1,
title: 'The article test'
};
expect(( < any > articleBlog)["posts"][0]).toEqual(jasmine.objectContaining(post));
expect(( < any > articleBlog)["totalPosts"]).toEqual(1);
done();
});
});
});