angular-cn/aio/src/app/app.component.spec.ts
2018-03-16 12:39:07 -07:00

1378 lines
49 KiB
TypeScript

import { NO_ERRORS_SCHEMA, DebugElement } from '@angular/core';
import { inject, ComponentFixture, TestBed, fakeAsync, tick } from '@angular/core/testing';
import { Title } from '@angular/platform-browser';
import { APP_BASE_HREF } from '@angular/common';
import { HttpClient } from '@angular/common/http';
import { MatProgressBar, MatSidenav } from '@angular/material';
import { By } from '@angular/platform-browser';
import { Observable } from 'rxjs/Observable';
import { timer } from 'rxjs/observable/timer';
import 'rxjs/add/operator/mapTo';
import { AppComponent } from './app.component';
import { AppModule } from './app.module';
import { DocumentService } from 'app/documents/document.service';
import { DocViewerComponent } from 'app/layout/doc-viewer/doc-viewer.component';
import { Deployment } from 'app/shared/deployment.service';
import { GaService } from 'app/shared/ga.service';
import { LocationService } from 'app/shared/location.service';
import { Logger } from 'app/shared/logger.service';
import { MockLocationService } from 'testing/location.service';
import { MockLogger } from 'testing/logger.service';
import { MockSearchService } from 'testing/search.service';
import { NavigationNode } from 'app/navigation/navigation.service';
import { ScrollService } from 'app/shared/scroll.service';
import { SearchBoxComponent } from 'app/search/search-box/search-box.component';
import { SearchResultsComponent } from 'app/shared/search-results/search-results.component';
import { SearchService } from 'app/search/search.service';
import { SelectComponent } from 'app/shared/select/select.component';
import { TocComponent } from 'app/layout/toc/toc.component';
import { TocItem, TocService } from 'app/shared/toc.service';
const sideBySideBreakPoint = 992;
const hideToCBreakPoint = 800;
const startedDelay = 100;
describe('AppComponent', () => {
let component: AppComponent;
let fixture: ComponentFixture<AppComponent>;
let documentService: DocumentService;
let docViewer: HTMLElement;
let docViewerComponent: DocViewerComponent;
let hamburger: HTMLButtonElement;
let locationService: MockLocationService;
let sidenav: MatSidenav;
let tocService: TocService;
async function awaitDocRendered() {
const newDocPromise = new Promise(resolve => documentService.currentDocument.subscribe(resolve));
const docRenderedPromise = new Promise(resolve => docViewerComponent.docRendered.subscribe(resolve));
await newDocPromise; // Wait for the new document to be fetched.
fixture.detectChanges(); // Propagate document change to the view (i.e to `DocViewer`).
await docRenderedPromise; // Wait for the `docRendered` event.
};
function initializeTest(waitForDoc = true) {
fixture = TestBed.createComponent(AppComponent);
component = fixture.componentInstance;
fixture.detectChanges();
component.onResize(sideBySideBreakPoint + 1); // wide by default
const de = fixture.debugElement;
const docViewerDe = de.query(By.css('aio-doc-viewer'));
documentService = de.injector.get(DocumentService) as DocumentService;
docViewer = docViewerDe.nativeElement;
docViewerComponent = docViewerDe.componentInstance;
hamburger = de.query(By.css('.hamburger')).nativeElement;
locationService = de.injector.get(LocationService) as any;
sidenav = de.query(By.directive(MatSidenav)).componentInstance;
tocService = de.injector.get(TocService);
return waitForDoc && awaitDocRendered();
};
describe('with proper DocViewer', () => {
beforeEach(async () => {
DocViewerComponent.animationsEnabled = false;
createTestingModule('a/b');
await initializeTest();
});
afterEach(() => DocViewerComponent.animationsEnabled = true);
it('should create', () => {
expect(component).toBeDefined();
});
describe('hasFloatingToc', () => {
it('should initially be true', () => {
const fixture2 = TestBed.createComponent(AppComponent);
const component2 = fixture2.componentInstance;
expect(component2.hasFloatingToc).toBe(true);
});
it('should be false on narrow screens', () => {
component.onResize(hideToCBreakPoint - 1);
tocService.tocList.next([{}, {}, {}] as TocItem[]);
expect(component.hasFloatingToc).toBe(false);
tocService.tocList.next([]);
expect(component.hasFloatingToc).toBe(false);
tocService.tocList.next([{}, {}, {}] as TocItem[]);
expect(component.hasFloatingToc).toBe(false);
});
it('should be true on wide screens unless the toc is empty', () => {
component.onResize(hideToCBreakPoint + 1);
tocService.tocList.next([{}, {}, {}] as TocItem[]);
expect(component.hasFloatingToc).toBe(true);
tocService.tocList.next([]);
expect(component.hasFloatingToc).toBe(false);
tocService.tocList.next([{}, {}, {}] as TocItem[]);
expect(component.hasFloatingToc).toBe(true);
});
it('should be false when toc is empty', () => {
tocService.tocList.next([]);
component.onResize(hideToCBreakPoint + 1);
expect(component.hasFloatingToc).toBe(false);
component.onResize(hideToCBreakPoint - 1);
expect(component.hasFloatingToc).toBe(false);
component.onResize(hideToCBreakPoint + 1);
expect(component.hasFloatingToc).toBe(false);
});
it('should be true when toc is not empty unless the screen is narrow', () => {
tocService.tocList.next([{}, {}, {}] as TocItem[]);
component.onResize(hideToCBreakPoint + 1);
expect(component.hasFloatingToc).toBe(true);
component.onResize(hideToCBreakPoint - 1);
expect(component.hasFloatingToc).toBe(false);
component.onResize(hideToCBreakPoint + 1);
expect(component.hasFloatingToc).toBe(true);
});
});
describe('isSideBySide', () => {
it('should be updated on resize', () => {
component.onResize(sideBySideBreakPoint - 1);
expect(component.isSideBySide).toBe(false);
component.onResize(sideBySideBreakPoint + 1);
expect(component.isSideBySide).toBe(true);
});
});
describe('onScroll', () => {
it('should update `tocMaxHeight` accordingly', () => {
expect(component.tocMaxHeight).toBeUndefined();
component.onScroll();
expect(component.tocMaxHeight).toBeGreaterThan(0);
});
});
describe('SideNav', () => {
const navigateTo = (path: string) => {
locationService.go(path);
component.updateSideNav();
fixture.detectChanges();
};
const resizeTo = (width: number) => {
component.onResize(width);
fixture.detectChanges();
};
const toggleSidenav = () => {
hamburger.click();
fixture.detectChanges();
};
describe('when side-by-side (wide)', () => {
beforeEach(() => resizeTo(sideBySideBreakPoint + 1)); // side-by-side
it('should open when navigating to a guide page (guide/pipes)', () => {
navigateTo('guide/pipes');
expect(sidenav.opened).toBe(true);
});
it('should open when navigating to an api page', () => {
navigateTo('api/a/b/c/d');
expect(sidenav.opened).toBe(true);
});
it('should be closed when navigating to a marketing page (features)', () => {
navigateTo('features');
expect(sidenav.opened).toBe(false);
});
describe('when manually closed', () => {
beforeEach(() => {
navigateTo('guide/pipes');
toggleSidenav();
});
it('should be closed', () => {
expect(sidenav.opened).toBe(false);
});
it('should stay closed when navigating from one guide page to another', () => {
navigateTo('guide/bags');
expect(sidenav.opened).toBe(false);
});
it('should stay closed when navigating from a guide page to api page', () => {
navigateTo('api');
expect(sidenav.opened).toBe(false);
});
it('should reopen when navigating to market page and back to guide page', () => {
navigateTo('features');
navigateTo('guide/bags');
expect(sidenav.opened).toBe(true);
});
});
});
describe('when NOT side-by-side (narrow)', () => {
beforeEach(() => resizeTo(sideBySideBreakPoint - 1)); // NOT side-by-side
it('should be closed when navigating to a guide page (guide/pipes)', () => {
navigateTo('guide/pipes');
expect(sidenav.opened).toBe(false);
});
it('should be closed when navigating to an api page', () => {
navigateTo('api/a/b/c/d');
expect(sidenav.opened).toBe(false);
});
it('should be closed when navigating to a marketing page (features)', () => {
navigateTo('features');
expect(sidenav.opened).toBe(false);
});
describe('when manually opened', () => {
beforeEach(() => {
navigateTo('guide/pipes');
toggleSidenav();
});
it('should be open', () => {
expect(sidenav.opened).toBe(true);
});
it('should close when clicking in gray content area overlay', () => {
const sidenavBackdrop = fixture.debugElement.query(By.css('.mat-drawer-backdrop')).nativeElement;
sidenavBackdrop.click();
fixture.detectChanges();
expect(sidenav.opened).toBe(false);
});
it('should close when navigating to another guide page', () => {
navigateTo('guide/bags');
expect(sidenav.opened).toBe(false);
});
it('should close when navigating to api page', () => {
navigateTo('api');
expect(sidenav.opened).toBe(false);
});
it('should close again when navigating to market page', () => {
navigateTo('features');
expect(sidenav.opened).toBe(false);
});
});
});
describe('when changing side-by-side (narrow --> wide)', () => {
const sidenavDocs = ['api/a/b/c/d', 'guide/pipes'];
const nonSidenavDocs = ['features', 'about'];
sidenavDocs.forEach(doc => {
it(`should open when on a sidenav doc (${doc})`, () => {
resizeTo(sideBySideBreakPoint - 1);
navigateTo(doc);
expect(sidenav.opened).toBe(false);
resizeTo(sideBySideBreakPoint + 1);
expect(sidenav.opened).toBe(true);
});
});
nonSidenavDocs.forEach(doc => {
it(`should remain closed when on a non-sidenav doc (${doc})`, () => {
resizeTo(sideBySideBreakPoint - 1);
navigateTo(doc);
expect(sidenav.opened).toBe(false);
resizeTo(sideBySideBreakPoint + 1);
expect(sidenav.opened).toBe(false);
});
});
describe('when manually opened', () => {
sidenavDocs.forEach(doc => {
it(`should remain opened when on a sidenav doc (${doc})`, () => {
resizeTo(sideBySideBreakPoint - 1);
navigateTo(doc);
toggleSidenav();
expect(sidenav.opened).toBe(true);
resizeTo(sideBySideBreakPoint + 1);
expect(sidenav.opened).toBe(true);
});
});
nonSidenavDocs.forEach(doc => {
it(`should close when on a non-sidenav doc (${doc})`, () => {
resizeTo(sideBySideBreakPoint - 1);
navigateTo(doc);
toggleSidenav();
expect(sidenav.opened).toBe(true);
resizeTo(sideBySideBreakPoint + 1);
expect(sidenav.opened).toBe(false);
});
});
});
});
describe('when changing side-by-side (wide --> narrow)', () => {
const sidenavDocs = ['api/a/b/c/d', 'guide/pipes'];
const nonSidenavDocs = ['features', 'about'];
sidenavDocs.forEach(doc => {
it(`should close when on a sidenav doc (${doc})`, () => {
navigateTo(doc);
expect(sidenav.opened).toBe(true);
resizeTo(sideBySideBreakPoint - 1);
expect(sidenav.opened).toBe(false);
});
});
nonSidenavDocs.forEach(doc => {
it(`should remain closed when on a non-sidenav doc (${doc})`, () => {
navigateTo(doc);
expect(sidenav.opened).toBe(false);
resizeTo(sideBySideBreakPoint - 1);
expect(sidenav.opened).toBe(false);
});
});
});
});
describe('SideNav version selector', () => {
let selectElement: DebugElement;
let selectComponent: SelectComponent;
async function setupSelectorForTesting(mode?: string) {
createTestingModule('a/b', mode);
await initializeTest();
component.onResize(sideBySideBreakPoint + 1); // side-by-side
selectElement = fixture.debugElement.query(By.directive(SelectComponent));
selectComponent = selectElement.componentInstance;
}
it('should select the version that matches the deploy mode', async () => {
await setupSelectorForTesting();
expect(selectComponent.selected.title).toContain('stable');
await setupSelectorForTesting('next');
expect(selectComponent.selected.title).toContain('next');
await setupSelectorForTesting('archive');
expect(selectComponent.selected.title).toContain('v4');
});
it('should add the current raw version string to the selected version', async () => {
await setupSelectorForTesting();
expect(selectComponent.selected.title).toContain(`(v${component.versionInfo.raw})`);
await setupSelectorForTesting('next');
expect(selectComponent.selected.title).toContain(`(v${component.versionInfo.raw})`);
await setupSelectorForTesting('archive');
expect(selectComponent.selected.title).toContain(`(v${component.versionInfo.raw})`);
});
// Older docs versions have an href
it('should navigate when change to a version with a url', async () => {
await setupSelectorForTesting();
const versionWithUrlIndex = component.docVersions.findIndex(v => !!v.url);
const versionWithUrl = component.docVersions[versionWithUrlIndex];
selectElement.triggerEventHandler('change', { option: versionWithUrl, index: versionWithUrlIndex});
expect(locationService.go).toHaveBeenCalledWith(versionWithUrl.url);
});
it('should not navigate when change to a version without a url', async () => {
await setupSelectorForTesting();
const versionWithoutUrlIndex = component.docVersions.length;
const versionWithoutUrl = component.docVersions[versionWithoutUrlIndex] = { title: 'foo' };
selectElement.triggerEventHandler('change', { option: versionWithoutUrl, index: versionWithoutUrlIndex });
expect(locationService.go).not.toHaveBeenCalled();
});
});
describe('currentDocument', () => {
const navigateTo = async (path: string) => {
locationService.go(path);
await awaitDocRendered();
};
it('should display a guide page (guide/pipes)', async () => {
await navigateTo('guide/pipes');
expect(docViewer.textContent).toMatch(/Pipes/i);
});
it('should display the api page', async () => {
await navigateTo('api');
expect(docViewer.textContent).toMatch(/API/i);
});
it('should display a marketing page', async () => {
await navigateTo('features');
expect(docViewer.textContent).toMatch(/Features/i);
});
it('should update the document title', async () => {
const titleService = TestBed.get(Title);
spyOn(titleService, 'setTitle');
await navigateTo('guide/pipes');
expect(titleService.setTitle).toHaveBeenCalledWith('Angular - Pipes');
});
it('should update the document title, with a default value if the document has no title', async () => {
const titleService = TestBed.get(Title);
spyOn(titleService, 'setTitle');
await navigateTo('no-title');
expect(titleService.setTitle).toHaveBeenCalledWith('Angular');
});
});
describe('auto-scrolling', () => {
const scrollDelay = 500;
let scrollService: ScrollService;
let scrollSpy: jasmine.Spy;
let scrollToTopSpy: jasmine.Spy;
beforeEach(() => {
scrollService = fixture.debugElement.injector.get(ScrollService);
scrollSpy = spyOn(scrollService, 'scroll');
scrollToTopSpy = spyOn(scrollService, 'scrollToTop');
});
it('should not scroll immediately when the docId (path) changes', () => {
locationService.go('guide/pipes');
// deliberately not calling `fixture.detectChanges` because don't want `onDocInserted`
expect(scrollSpy).not.toHaveBeenCalled();
expect(scrollToTopSpy).not.toHaveBeenCalled();
});
it('should scroll when just the hash changes (# alone)', () => {
locationService.go('guide/pipes');
locationService.go('guide/pipes#somewhere');
expect(scrollSpy).toHaveBeenCalled();
});
it('should scroll when just the hash changes (/#)', () => {
locationService.go('guide/pipes');
locationService.go('guide/pipes/#somewhere');
expect(scrollSpy).toHaveBeenCalled();
});
it('should scroll again when navigating to the same hash twice in succession', () => {
locationService.go('guide/pipes');
locationService.go('guide/pipes#somewhere');
locationService.go('guide/pipes#somewhere');
expect(scrollSpy.calls.count()).toBe(2);
});
it('should scroll when navigating to the same path', () => {
locationService.go('guide/pipes');
scrollSpy.calls.reset();
locationService.go('guide/pipes');
expect(scrollSpy).toHaveBeenCalledTimes(1);
});
it('should scroll when re-nav to the empty path', () => {
locationService.go('');
scrollSpy.calls.reset();
locationService.go('');
expect(scrollSpy).toHaveBeenCalledTimes(1);
});
it('should scroll to top when call `onDocRemoved` directly', () => {
scrollToTopSpy.calls.reset();
component.onDocRemoved();
expect(scrollToTopSpy).toHaveBeenCalled();
});
it('should scroll after a delay when call `onDocInserted` directly', fakeAsync(() => {
component.onDocInserted();
expect(scrollSpy).not.toHaveBeenCalled();
tick(scrollDelay);
expect(scrollSpy).toHaveBeenCalled();
}));
it('should scroll (via `onDocInserted`) when finish navigating to a new doc', fakeAsync(() => {
expect(scrollToTopSpy).not.toHaveBeenCalled();
locationService.go('guide/pipes');
tick(1); // triggers the HTTP response for the document
fixture.detectChanges(); // triggers the event that calls `onDocInserted`
expect(scrollToTopSpy).toHaveBeenCalled();
expect(scrollSpy).not.toHaveBeenCalled();
tick(scrollDelay);
expect(scrollSpy).toHaveBeenCalled();
}));
});
describe('click intercepting', () => {
it('should intercept clicks on anchors and call `location.handleAnchorClick()`',
inject([LocationService], (location: LocationService) => {
const el = fixture.nativeElement as Element;
el.innerHTML = '<a href="some/local/url">click me</a>';
const anchorElement = el.getElementsByTagName('a')[0];
anchorElement.click();
expect(location.handleAnchorClick).toHaveBeenCalledWith(anchorElement, 0, false, false);
}));
it('should intercept clicks on elements deep within an anchor tag',
inject([LocationService], (location: LocationService) => {
const el = fixture.nativeElement as Element;
el.innerHTML = '<a href="some/local/url"><div><img></div></a>';
const imageElement = el.getElementsByTagName('img')[0];
const anchorElement = el.getElementsByTagName('a')[0];
imageElement.click();
expect(location.handleAnchorClick).toHaveBeenCalledWith(anchorElement, 0, false, false);
}));
it('should ignore clicks on elements without an anchor ancestor',
inject([LocationService], (location: LocationService) => {
const el = fixture.nativeElement as Element;
el.innerHTML = '<div><p><div><img></div></p></div>';
const imageElement = el.getElementsByTagName('img')[0];
imageElement.click();
expect(location.handleAnchorClick).not.toHaveBeenCalled();
}));
});
describe('restrainScrolling()', () => {
const preventedScrolling = (currentTarget: object, deltaY: number) => {
const evt = {
deltaY,
currentTarget,
defaultPrevented: false,
preventDefault() { this.defaultPrevented = true; }
} as any as WheelEvent;
component.restrainScrolling(evt);
return evt.defaultPrevented;
};
it('should prevent scrolling up if already at the top', () => {
const elem = {scrollTop: 0};
expect(preventedScrolling(elem, -100)).toBe(true);
expect(preventedScrolling(elem, +100)).toBe(false);
expect(preventedScrolling(elem, -10)).toBe(true);
});
it('should prevent scrolling down if already at the bottom', () => {
const elem = {scrollTop: 100, scrollHeight: 150, clientHeight: 50};
expect(preventedScrolling(elem, +10)).toBe(true);
expect(preventedScrolling(elem, -10)).toBe(false);
expect(preventedScrolling(elem, +5)).toBe(true);
elem.clientHeight -= 10;
expect(preventedScrolling(elem, +5)).toBe(false);
elem.scrollHeight -= 20;
expect(preventedScrolling(elem, +5)).toBe(true);
elem.scrollTop -= 30;
expect(preventedScrolling(elem, +5)).toBe(false);
});
it('should not prevent scrolling if neither at the top nor at the bottom', () => {
const elem = {scrollTop: 50, scrollHeight: 150, clientHeight: 50};
expect(preventedScrolling(elem, +100)).toBe(false);
expect(preventedScrolling(elem, -100)).toBe(false);
});
});
describe('aio-toc', () => {
let tocDebugElement: DebugElement;
let tocContainer: DebugElement|null;
const setHasFloatingToc = (hasFloatingToc: boolean) => {
component.hasFloatingToc = hasFloatingToc;
fixture.detectChanges();
tocDebugElement = fixture.debugElement.query(By.directive(TocComponent));
tocContainer = tocDebugElement && tocDebugElement.parent;
};
beforeEach(() => setHasFloatingToc(true));
it('should show/hide `<aio-toc>` based on `hasFloatingToc`', () => {
expect(tocDebugElement).toBeTruthy();
expect(tocContainer).toBeTruthy();
setHasFloatingToc(false);
expect(tocDebugElement).toBeFalsy();
expect(tocContainer).toBeFalsy();
setHasFloatingToc(true);
expect(tocDebugElement).toBeTruthy();
expect(tocContainer).toBeTruthy();
});
it('should have a non-embedded `<aio-toc>` element', () => {
expect(tocDebugElement.classes['embedded']).toBeFalsy();
});
it('should update the TOC container\'s `maxHeight` based on `tocMaxHeight`', () => {
expect(tocContainer!.styles['max-height']).toBeNull();
component.tocMaxHeight = '100';
fixture.detectChanges();
expect(tocContainer!.styles['max-height']).toBe('100px');
});
it('should restrain scrolling inside the ToC container', () => {
const restrainScrolling = spyOn(component, 'restrainScrolling');
const evt = {};
expect(restrainScrolling).not.toHaveBeenCalled();
tocContainer!.triggerEventHandler('mousewheel', evt);
expect(restrainScrolling).toHaveBeenCalledWith(evt);
});
});
describe('footer', () => {
it('should have version number', () => {
const versionEl: HTMLElement = fixture.debugElement.query(By.css('aio-footer')).nativeElement;
expect(versionEl.textContent).toContain(TestHttpClient.versionInfo.full);
});
});
describe('deployment banner', () => {
it('should show a message if the deployment mode is "archive"', async () => {
createTestingModule('a/b', 'archive');
await initializeTest();
const banner: HTMLElement = fixture.debugElement.query(By.css('aio-mode-banner')).nativeElement;
expect(banner.textContent).toContain('archived documentation for Angular v4');
});
it('should show no message if the deployment mode is not "archive"', async () => {
createTestingModule('a/b', 'stable');
await initializeTest();
const banner: HTMLElement = fixture.debugElement.query(By.css('aio-mode-banner')).nativeElement;
expect(banner.textContent!.trim()).toEqual('');
});
});
describe('search', () => {
describe('initialization', () => {
it('should initialize the search worker', inject([SearchService], (searchService: SearchService) => {
expect(searchService.initWorker).toHaveBeenCalled();
}));
});
describe('click handling', () => {
it('should intercept clicks not on the search elements and hide the search results', () => {
component.showSearchResults = true;
fixture.detectChanges();
// docViewer is a commonly-clicked, non-search element
docViewer.click();
expect(component.showSearchResults).toBe(false);
});
it('should not intercept clicks on the searchResults', () => {
component.showSearchResults = true;
fixture.detectChanges();
const searchResults = fixture.debugElement.query(By.directive(SearchResultsComponent));
searchResults.nativeElement.click();
fixture.detectChanges();
expect(component.showSearchResults).toBe(true);
});
it('should not intercept clicks om the searchBox', () => {
component.showSearchResults = true;
fixture.detectChanges();
const searchBox = fixture.debugElement.query(By.directive(SearchBoxComponent));
searchBox.nativeElement.click();
fixture.detectChanges();
expect(component.showSearchResults).toBe(true);
});
});
describe('keyup handling', () => {
it('should grab focus when the / key is pressed', () => {
const searchBox: SearchBoxComponent = fixture.debugElement.query(By.directive(SearchBoxComponent)).componentInstance;
spyOn(searchBox, 'focus');
window.document.dispatchEvent(new KeyboardEvent('keyup', { 'key': '/' }));
fixture.detectChanges();
expect(searchBox.focus).toHaveBeenCalled();
});
it('should set focus back to the search box when the search results are displayed and the escape key is pressed', () => {
const searchBox: SearchBoxComponent = fixture.debugElement.query(By.directive(SearchBoxComponent)).componentInstance;
spyOn(searchBox, 'focus');
component.showSearchResults = true;
window.document.dispatchEvent(new KeyboardEvent('keyup', { 'key': 'Escape' }));
fixture.detectChanges();
expect(searchBox.focus).toHaveBeenCalled();
});
});
describe('showing search results', () => {
it('should not display search results when query is empty', () => {
const searchService: MockSearchService = TestBed.get(SearchService);
searchService.searchResults.next({ query: '', results: [] });
fixture.detectChanges();
expect(component.showSearchResults).toBe(false);
});
it('should hide the results when a search result is selected', () => {
const searchService: MockSearchService = TestBed.get(SearchService);
const results = [
{ path: 'news', title: 'News', type: 'marketing', keywords: '', titleWords: '' }
];
searchService.searchResults.next({ query: 'something', results: results });
component.showSearchResults = true;
fixture.detectChanges();
const searchResultsComponent = fixture.debugElement.query(By.directive(SearchResultsComponent));
searchResultsComponent.triggerEventHandler('resultSelected', {});
fixture.detectChanges();
expect(component.showSearchResults).toBe(false);
});
it('should re-run the search when the search box regains focus', () => {
const doSearchSpy = spyOn(component, 'doSearch');
const searchBox = fixture.debugElement.query(By.directive(SearchBoxComponent));
searchBox.triggerEventHandler('onFocus', 'some query');
expect(doSearchSpy).toHaveBeenCalledWith('some query');
});
});
});
describe('archive redirection', () => {
it('should redirect to `docs` if deployment mode is `archive` and not at a docs page', () => {
createTestingModule('', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).toHaveBeenCalledWith('docs');
createTestingModule('resources', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).toHaveBeenCalledWith('docs');
createTestingModule('guide/aot-compiler', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial/toh-pt1', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('docs', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api/core/getPlatform', 'archive');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
});
it('should not redirect if deployment mode is `next`', () => {
createTestingModule('', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('resources', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('guide/aot-compiler', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial/toh-pt1', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('docs', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api/core/getPlatform', 'next');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
});
it('should not redirect to `docs` if deployment mode is `stable`', () => {
createTestingModule('', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('resources', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('guide/aot-compiler', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('tutorial/toh-pt1', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('docs', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
createTestingModule('api/core/getPlatform', 'stable');
initializeTest(false);
expect(TestBed.get(LocationService).replace).not.toHaveBeenCalled();
});
});
});
describe('with mocked DocViewer', () => {
const getDocViewer = () => fixture.debugElement.query(By.css('aio-doc-viewer'));
const triggerDocViewerEvent =
(evt: 'docReady' | 'docRemoved' | 'docInserted' | 'docRendered') =>
getDocViewer().triggerEventHandler(evt, undefined);
beforeEach(() => {
createTestingModule('a/b');
// Remove the DocViewer for this test and hide the missing component message
TestBed.overrideModule(AppModule, {
remove: { declarations: [DocViewerComponent] },
add: { schemas: [NO_ERRORS_SCHEMA] }
});
});
describe('initial rendering', () => {
beforeEach(jasmine.clock().install);
afterEach(jasmine.clock().uninstall);
it('should initially disable Angular animations until a document is rendered', () => {
initializeTest(false);
jasmine.clock().tick(1); // triggers the HTTP response for the document
expect(component.isStarting).toBe(true);
expect(fixture.debugElement.properties['@.disabled']).toBe(true);
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(true);
expect(fixture.debugElement.properties['@.disabled']).toBe(true);
triggerDocViewerEvent('docRendered');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(false);
expect(fixture.debugElement.properties['@.disabled']).toBe(false);
});
it('should initially add the starting class until a document is rendered', () => {
initializeTest(false);
jasmine.clock().tick(1); // triggers the HTTP response for the document
const sidenavContainer = fixture.debugElement.query(By.css('mat-sidenav-container')).nativeElement;
expect(component.isStarting).toBe(true);
expect(hamburger.classList.contains('starting')).toBe(true);
expect(sidenavContainer.classList.contains('starting')).toBe(true);
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(true);
expect(hamburger.classList.contains('starting')).toBe(true);
expect(sidenavContainer.classList.contains('starting')).toBe(true);
triggerDocViewerEvent('docRendered');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(false);
expect(hamburger.classList.contains('starting')).toBe(false);
expect(sidenavContainer.classList.contains('starting')).toBe(false);
});
it('should initially disable animations on the DocViewer for the first rendering', () => {
initializeTest(false);
jasmine.clock().tick(1); // triggers the HTTP response for the document
expect(component.isStarting).toBe(true);
expect(docViewer.classList.contains('no-animations')).toBe(true);
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(true);
expect(docViewer.classList.contains('no-animations')).toBe(true);
triggerDocViewerEvent('docRendered');
jasmine.clock().tick(startedDelay);
fixture.detectChanges();
expect(component.isStarting).toBe(false);
expect(docViewer.classList.contains('no-animations')).toBe(false);
});
});
describe('subsequent rendering', () => {
beforeEach(jasmine.clock().install);
afterEach(jasmine.clock().uninstall);
it('should set the transitioning class on `.app-toolbar` while a document is being rendered', () => {
initializeTest(false);
jasmine.clock().tick(1); // triggers the HTTP response for the document
const toolbar = fixture.debugElement.query(By.css('.app-toolbar'));
// Initially, `isTransitoning` is true.
expect(component.isTransitioning).toBe(true);
expect(toolbar.classes['transitioning']).toBe(true);
triggerDocViewerEvent('docRendered');
fixture.detectChanges();
expect(component.isTransitioning).toBe(false);
expect(toolbar.classes['transitioning']).toBe(false);
// While a document is being rendered, `isTransitoning` is set to true.
triggerDocViewerEvent('docReady');
fixture.detectChanges();
expect(component.isTransitioning).toBe(true);
expect(toolbar.classes['transitioning']).toBe(true);
triggerDocViewerEvent('docRendered');
fixture.detectChanges();
expect(component.isTransitioning).toBe(false);
expect(toolbar.classes['transitioning']).toBe(false);
});
it('should update the sidenav state as soon as a new document is inserted (but not before)', () => {
initializeTest(false);
jasmine.clock().tick(1); // triggers the HTTP response for the document
jasmine.clock().tick(0); // calls `updateSideNav()` for initial rendering
const updateSideNavSpy = spyOn(component, 'updateSideNav');
triggerDocViewerEvent('docReady');
jasmine.clock().tick(0);
expect(updateSideNavSpy).not.toHaveBeenCalled();
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(0);
expect(updateSideNavSpy).toHaveBeenCalledTimes(1);
updateSideNavSpy.calls.reset();
triggerDocViewerEvent('docReady');
jasmine.clock().tick(0);
expect(updateSideNavSpy).not.toHaveBeenCalled();
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(0);
expect(updateSideNavSpy).toHaveBeenCalledTimes(1);
});
});
describe('pageId', () => {
const navigateTo = (path: string) => {
locationService.go(path);
jasmine.clock().tick(1); // triggers the HTTP response for the document
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(0); // triggers `updateHostClasses()`
fixture.detectChanges();
};
beforeEach(jasmine.clock().install);
afterEach(jasmine.clock().uninstall);
it('should set the id of the doc viewer container based on the current doc', () => {
initializeTest(false);
const container = fixture.debugElement.query(By.css('section.sidenav-content'));
navigateTo('guide/pipes');
expect(component.pageId).toEqual('guide-pipes');
expect(container.properties['id']).toEqual('guide-pipes');
navigateTo('news');
expect(component.pageId).toEqual('news');
expect(container.properties['id']).toEqual('news');
navigateTo('');
expect(component.pageId).toEqual('home');
expect(container.properties['id']).toEqual('home');
});
it('should not be affected by changes to the query', () => {
initializeTest(false);
const container = fixture.debugElement.query(By.css('section.sidenav-content'));
navigateTo('guide/pipes');
navigateTo('guide/other?search=http');
expect(component.pageId).toEqual('guide-other');
expect(container.properties['id']).toEqual('guide-other');
});
});
describe('hostClasses', () => {
const triggerUpdateHostClasses = () => {
jasmine.clock().tick(1); // triggers the HTTP response for document
triggerDocViewerEvent('docInserted');
jasmine.clock().tick(0); // triggers `updateHostClasses()`
fixture.detectChanges();
};
const navigateTo = (path: string) => {
locationService.go(path);
triggerUpdateHostClasses();
};
beforeEach(jasmine.clock().install);
afterEach(jasmine.clock().uninstall);
it('should set the css classes of the host container based on the current doc and navigation view', () => {
initializeTest(false);
navigateTo('guide/pipes');
checkHostClass('page', 'guide-pipes');
checkHostClass('folder', 'guide');
checkHostClass('view', 'SideNav');
navigateTo('features');
checkHostClass('page', 'features');
checkHostClass('folder', 'features');
checkHostClass('view', 'TopBar');
navigateTo('');
checkHostClass('page', 'home');
checkHostClass('folder', 'home');
checkHostClass('view', '');
});
it('should set the css class of the host container based on the open/closed state of the side nav', async () => {
initializeTest(false);
navigateTo('guide/pipes');
checkHostClass('sidenav', 'open');
sidenav.close();
await waitForEmit(sidenav.onClose);
fixture.detectChanges();
checkHostClass('sidenav', 'closed');
sidenav.open();
await waitForEmit(sidenav.onOpen);
fixture.detectChanges();
checkHostClass('sidenav', 'open');
function waitForEmit(emitter: Observable<void>): Promise<void> {
return new Promise(resolve => {
emitter.subscribe(resolve);
fixture.detectChanges();
});
}
});
it('should set the css class of the host container based on the initial deployment mode', () => {
createTestingModule('a/b', 'archive');
initializeTest(false);
triggerUpdateHostClasses();
checkHostClass('mode', 'archive');
});
function checkHostClass(type: string, value: string) {
const host = fixture.debugElement;
const classes: string = host.properties['className'];
const classArray = classes.split(' ').filter(c => c.indexOf(`${type}-`) === 0);
expect(classArray.length).toBeLessThanOrEqual(1, `"${classes}" should have only one class matching ${type}-*`);
expect(classArray).toEqual([`${type}-${value}`], `"${classes}" should contain ${type}-${value}`);
}
});
describe('progress bar', () => {
const SHOW_DELAY = 200;
const HIDE_DELAY = 500;
const getProgressBar = () => fixture.debugElement.query(By.directive(MatProgressBar));
const initializeAndCompleteNavigation = () => {
initializeTest(false);
triggerDocViewerEvent('docReady');
tick(HIDE_DELAY);
};
it('should initially be hidden', () => {
initializeTest(false);
expect(getProgressBar()).toBeFalsy();
});
it('should be shown (after a delay) when the path changes', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('c/d');
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
tick(SHOW_DELAY - 1);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
tick(1);
fixture.detectChanges();
expect(getProgressBar()).toBeTruthy();
}));
it('should not be shown when the URL changes but the path remains the same', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('a/b');
tick(SHOW_DELAY);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
}));
it('should not be shown when re-navigating to the empty path', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('');
triggerDocViewerEvent('docReady');
locationService.urlSubject.next('');
tick(SHOW_DELAY);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
tick(HIDE_DELAY); // Fire the remaining timer or `fakeAsync()` complains.
}));
it('should not be shown if the doc is prepared quickly', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('c/d');
tick(SHOW_DELAY - 1);
triggerDocViewerEvent('docReady');
tick(1);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
tick(HIDE_DELAY); // Fire the remaining timer or `fakeAsync()` complains.
}));
it('should be shown if preparing the doc takes too long', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('c/d');
tick(SHOW_DELAY);
triggerDocViewerEvent('docReady');
fixture.detectChanges();
expect(getProgressBar()).toBeTruthy();
tick(HIDE_DELAY); // Fire the remaining timer or `fakeAsync()` complains.
}));
it('should be hidden (after a delay) once the doc has been prepared', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('c/d');
tick(SHOW_DELAY);
triggerDocViewerEvent('docReady');
fixture.detectChanges();
expect(getProgressBar()).toBeTruthy();
tick(HIDE_DELAY - 1);
fixture.detectChanges();
expect(getProgressBar()).toBeTruthy();
tick(1);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
}));
it('should only take the latest request into account', fakeAsync(() => {
initializeAndCompleteNavigation();
locationService.urlSubject.next('c/d'); // The URL changes.
locationService.urlSubject.next('e/f'); // The URL changes again before `onDocReady()`.
tick(SHOW_DELAY - 1); // `onDocReady()` is triggered (for the last doc),
triggerDocViewerEvent('docReady'); // before the progress bar is shown.
tick(1);
fixture.detectChanges();
expect(getProgressBar()).toBeFalsy();
tick(HIDE_DELAY); // Fire the remaining timer or `fakeAsync()` complains.
}));
});
});
});
//// test helpers ////
function createTestingModule(initialUrl: string, mode: string = 'stable') {
const mockLocationService = new MockLocationService(initialUrl);
TestBed.resetTestingModule();
TestBed.configureTestingModule({
imports: [ AppModule ],
providers: [
{ provide: APP_BASE_HREF, useValue: '/' },
{ provide: GaService, useClass: TestGaService },
{ provide: HttpClient, useClass: TestHttpClient },
{ provide: LocationService, useFactory: () => mockLocationService },
{ provide: Logger, useClass: MockLogger },
{ provide: SearchService, useClass: MockSearchService },
{ provide: Deployment, useFactory: () => {
const deployment = new Deployment(mockLocationService as any);
deployment.mode = mode;
return deployment;
}},
]
});
}
class TestGaService {
locationChanged = jasmine.createSpy('locationChanged');
}
class TestHttpClient {
static versionInfo = {
raw: '4.0.0-rc.6',
major: 4,
minor: 0,
patch: 0,
prerelease: [ 'local' ],
build: 'sha.73808dd',
version: '4.0.0-local',
codeName: 'snapshot',
isSnapshot: true,
full: '4.0.0-local+sha.73808dd',
branch: 'master',
commitSHA: '73808dd38b5ccd729404936834d1568bd066de81'
};
static docVersions: NavigationNode[] = [
{ title: 'v2', url: 'https://v2.angular.io' }
];
// tslint:disable:quotemark
navJson = {
"TopBar": [
{
"url": "features",
"title": "Features"
},
{
"url": "no-title",
"title": "No Title"
},
],
"SideNav": [
{
"title": "Core",
"tooltip": "Learn the core capabilities of Angular",
"children": [
{
"url": "guide/pipes",
"title": "Pipes",
"tooltip": "Pipes transform displayed values within a template."
},
{
"url": "guide/bags",
"title": "Bags",
"tooltip": "Pack your bags for a code adventure."
}
]
},
{
"url": "api",
"title": "API",
"tooltip": "Details of the Angular classes and values."
}
],
"docVersions": TestHttpClient.docVersions,
"__versionInfo": TestHttpClient.versionInfo,
};
get(url: string) {
let data;
if (/navigation\.json/.test(url)) {
data = this.navJson;
} else {
const match = /generated\/docs\/(.+)\.json/.exec(url)!;
const id = match[1]!;
// Make up a title for test purposes
const title = id.split('/').pop()!.replace(/^([a-z])/, (_, letter) => letter.toUpperCase());
const h1 = (id === 'no-title') ? '' : `<h1>${title}</h1>`;
const contents = `${h1}<h2 id="#somewhere">Some heading</h2>`;
data = { id, contents };
}
// Preserve async nature of `HttpClient`.
return timer(1).mapTo(data);
}
}