angular-cn/aio/content/examples/toh-6/e2e-spec.ts

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'use strict'; // necessary for es6 output in node
import { browser, element, by, ElementFinder, ElementArrayFinder } from 'protractor';
import { promise } from 'selenium-webdriver';
const expectedH1 = 'Tour of Heroes';
const expectedTitle = `Angular ${expectedH1}`;
const targetHero = { id: 15, name: 'Magneta' };
const targetHeroDashboardIndex = 3;
const nameSuffix = 'X';
const newHeroName = targetHero.name + nameSuffix;
class Hero {
id: number;
name: string;
// Factory methods
// Hero from string formatted as '<id> <name>'.
static fromString(s: string): Hero {
return {
id: +s.substr(0, s.indexOf(' ')),
name: s.substr(s.indexOf(' ') + 1),
};
}
// Hero from hero list <li> element.
static async fromLi(li: ElementFinder): Promise<Hero> {
let strings = await li.all(by.xpath('span')).getText();
return { id: +strings[0], name: strings[1] };
}
// Hero id and name from the given detail element.
static async fromDetail(detail: ElementFinder): Promise<Hero> {
// Get hero id from the first <div>
let _id = await detail.all(by.css('div')).first().getText();
// Get name from the h2
let _name = await detail.element(by.css('h2')).getText();
return {
id: +_id.substr(_id.indexOf(' ') + 1),
name: _name.substr(0, _name.lastIndexOf(' '))
};
}
}
describe('Tutorial part 6', () => {
beforeAll(() => browser.get(''));
function getPageElts() {
let navElts = element.all(by.css('my-app nav a'));
return {
navElts: navElts,
myDashboardHref: navElts.get(0),
myDashboard: element(by.css('my-app my-dashboard')),
topHeroes: element.all(by.css('my-app my-dashboard > div h4')),
myHeroesHref: navElts.get(1),
myHeroes: element(by.css('my-app my-heroes')),
allHeroes: element.all(by.css('my-app my-heroes li')),
selectedHero: element(by.css('my-app li.selected')),
selectedHeroSubview: element(by.css('my-app my-heroes > div:last-child')),
heroDetail: element(by.css('my-app hero-detail > div')),
searchBox: element(by.css('#search-box')),
searchResults: element.all(by.css('.search-result'))
};
}
describe('Initial page', () => {
it(`has title '${expectedTitle}'`, () => {
expect(browser.getTitle()).toEqual(expectedTitle);
});
it(`has h1 '${expectedH1}'`, () => {
expectHeading(1, expectedH1);
});
const expectedViewNames = ['Dashboard', 'Heroes'];
it(`has views ${expectedViewNames}`, () => {
let viewNames = getPageElts().navElts.map((el: ElementFinder) => el.getText());
expect(viewNames).toEqual(expectedViewNames);
});
it('has dashboard as the active view', () => {
let page = getPageElts();
expect(page.myDashboard.isPresent()).toBeTruthy();
});
});
describe('Dashboard tests', () => {
beforeAll(() => browser.get(''));
it('has top heroes', () => {
let page = getPageElts();
expect(page.topHeroes.count()).toEqual(4);
});
it(`selects and routes to ${targetHero.name} details`, dashboardSelectTargetHero);
it(`updates hero name (${newHeroName}) in details view`, updateHeroNameInDetailView);
it(`cancels and shows ${targetHero.name} in Dashboard`, () => {
element(by.buttonText('Back')).click();
browser.waitForAngular(); // seems necessary to gets tests to past for toh-6
let targetHeroElt = getPageElts().topHeroes.get(targetHeroDashboardIndex);
expect(targetHeroElt.getText()).toEqual(targetHero.name);
});
it(`selects and routes to ${targetHero.name} details`, dashboardSelectTargetHero);
it(`updates hero name (${newHeroName}) in details view`, updateHeroNameInDetailView);
it(`saves and shows ${newHeroName} in Dashboard`, () => {
element(by.buttonText('Save')).click();
browser.waitForAngular(); // seems necessary to gets tests to past for toh-6
let targetHeroElt = getPageElts().topHeroes.get(targetHeroDashboardIndex);
expect(targetHeroElt.getText()).toEqual(newHeroName);
});
});
describe('Heroes tests', () => {
beforeAll(() => browser.get(''));
it('can switch to Heroes view', () => {
getPageElts().myHeroesHref.click();
let page = getPageElts();
expect(page.myHeroes.isPresent()).toBeTruthy();
expect(page.allHeroes.count()).toEqual(10, 'number of heroes');
});
it(`selects and shows ${targetHero.name} as selected in list`, () => {
getHeroLiEltById(targetHero.id).click();
expect(Hero.fromLi(getPageElts().selectedHero)).toEqual(targetHero);
});
it('shows selected hero subview', () => {
let page = getPageElts();
let title = page.selectedHeroSubview.element(by.css('h2')).getText();
let expectedTitle = `${targetHero.name.toUpperCase()} is my hero`;
expect(title).toEqual(expectedTitle);
});
it('can route to hero details', () => {
element(by.buttonText('View Details')).click();
let page = getPageElts();
expect(page.heroDetail.isPresent()).toBeTruthy('shows hero detail');
let hero = Hero.fromDetail(page.heroDetail);
expect(hero).toEqual(targetHero);
});
it(`updates hero name (${newHeroName}) in details view`, updateHeroNameInDetailView);
it(`shows ${newHeroName} in Heroes list`, () => {
element(by.buttonText('Save')).click();
browser.waitForAngular(); // seems necessary to gets tests to past for toh-6
let expectedHero = {id: targetHero.id, name: newHeroName};
expect(Hero.fromLi(getHeroLiEltById(targetHero.id))).toEqual(expectedHero);
});
it(`deletes ${newHeroName} from Heroes list`, async () => {
const heroesBefore = await toHeroArray(getPageElts().allHeroes);
const li = getHeroLiEltById(targetHero.id);
li.element(by.buttonText('x')).click();
const page = getPageElts();
expect(page.myHeroes.isPresent()).toBeTruthy();
expect(page.allHeroes.count()).toEqual(9, 'number of heroes');
const heroesAfter = await toHeroArray(page.allHeroes);
const expectedHeroes = heroesBefore.filter(h => h.name !== newHeroName);
expect(heroesAfter).toEqual(expectedHeroes);
expect(page.selectedHeroSubview.isPresent()).toBeFalsy();
});
it(`adds back ${targetHero.name}`, async () => {
const newHeroName = 'Alice';
const heroesBefore = await toHeroArray(getPageElts().allHeroes);
const numHeroes = heroesBefore.length;
element(by.css('input')).sendKeys(newHeroName);
element(by.buttonText('Add')).click();
let page = getPageElts();
let heroesAfter = await toHeroArray(page.allHeroes);
expect(heroesAfter.length).toEqual(numHeroes + 1, 'number of heroes');
expect(heroesAfter.slice(0, numHeroes)).toEqual(heroesBefore, 'Old heroes are still there');
const maxId = heroesBefore[heroesBefore.length - 1].id;
expect(heroesAfter[numHeroes]).toEqual({id: maxId + 1, name: newHeroName});
});
});
describe('Progressive hero search', () => {
beforeAll(() => browser.get(''));
it(`searches for 'Ma'`, async () => {
getPageElts().searchBox.sendKeys('Ma');
browser.sleep(1000);
expect(getPageElts().searchResults.count()).toBe(4);
});
it(`continues search with 'g'`, async () => {
getPageElts().searchBox.sendKeys('g');
browser.sleep(1000);
expect(getPageElts().searchResults.count()).toBe(2);
});
it(`continues search with 'n' and gets ${targetHero.name}`, async () => {
getPageElts().searchBox.sendKeys('n');
browser.sleep(1000);
let page = getPageElts();
expect(page.searchResults.count()).toBe(1);
let hero = page.searchResults.get(0);
expect(hero.getText()).toEqual(targetHero.name);
});
it(`navigates to ${targetHero.name} details view`, async () => {
let hero = getPageElts().searchResults.get(0);
expect(hero.getText()).toEqual(targetHero.name);
hero.click();
let page = getPageElts();
expect(page.heroDetail.isPresent()).toBeTruthy('shows hero detail');
expect(Hero.fromDetail(page.heroDetail)).toEqual(targetHero);
});
});
function dashboardSelectTargetHero() {
let targetHeroElt = getPageElts().topHeroes.get(targetHeroDashboardIndex);
expect(targetHeroElt.getText()).toEqual(targetHero.name);
targetHeroElt.click();
browser.waitForAngular(); // seems necessary to gets tests to past for toh-6
let page = getPageElts();
expect(page.heroDetail.isPresent()).toBeTruthy('shows hero detail');
let hero = Hero.fromDetail(page.heroDetail);
expect(hero).toEqual(targetHero);
}
async function updateHeroNameInDetailView() {
// Assumes that the current view is the hero details view.
addToHeroName(nameSuffix);
let hero = await Hero.fromDetail(getPageElts().heroDetail);
expect(hero).toEqual({id: targetHero.id, name: newHeroName});
}
});
function addToHeroName(text: string): promise.Promise<void> {
let input = element(by.css('input'));
return input.sendKeys(text);
}
function expectHeading(hLevel: number, expectedText: string): void {
let hTag = `h${hLevel}`;
let hText = element(by.css(hTag)).getText();
expect(hText).toEqual(expectedText, hTag);
};
function getHeroLiEltById(id: number): ElementFinder {
let spanForId = element(by.cssContainingText('li span.badge', id.toString()));
return spanForId.element(by.xpath('..'));
}
async function toHeroArray(allHeroes: ElementArrayFinder): Promise<Hero[]> {
let promisedHeroes = await allHeroes.map(Hero.fromLi);
// The cast is necessary to get around issuing with the signature of Promise.all()
return <Promise<any>> Promise.all(promisedHeroes);
}