233 lines
8.2 KiB
TypeScript
233 lines
8.2 KiB
TypeScript
'use strict'; // necessary for es6 output in node
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import { browser, element, by } from 'protractor';
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describe('Component Communication Cookbook Tests', function () {
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// Note: '?e2e' which app can read to know it is running in protractor
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// e.g. `if (!/e2e/.test(location.search)) { ...`
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beforeAll(function () {
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browser.get('?e2e');
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});
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describe('Parent-to-child communication', function() {
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// #docregion parent-to-child
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// ...
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let _heroNames = ['Mr. IQ', 'Magneta', 'Bombasto'];
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let _masterName = 'Master';
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it('should pass properties to children properly', function () {
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let parent = element.all(by.tagName('app-hero-parent')).get(0);
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let heroes = parent.all(by.tagName('app-hero-child'));
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for (let i = 0; i < _heroNames.length; i++) {
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let childTitle = heroes.get(i).element(by.tagName('h3')).getText();
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let childDetail = heroes.get(i).element(by.tagName('p')).getText();
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expect(childTitle).toEqual(_heroNames[i] + ' says:');
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expect(childDetail).toContain(_masterName);
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}
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});
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// ...
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// #enddocregion parent-to-child
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});
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describe('Parent-to-child communication with setter', function() {
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// #docregion parent-to-child-setter
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// ...
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it('should display trimmed, non-empty names', function () {
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let _nonEmptyNameIndex = 0;
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let _nonEmptyName = '"Mr. IQ"';
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let parent = element.all(by.tagName('app-name-parent')).get(0);
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let hero = parent.all(by.tagName('app-name-child')).get(_nonEmptyNameIndex);
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let displayName = hero.element(by.tagName('h3')).getText();
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expect(displayName).toEqual(_nonEmptyName);
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});
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it('should replace empty name with default name', function () {
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let _emptyNameIndex = 1;
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let _defaultName = '"<no name set>"';
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let parent = element.all(by.tagName('app-name-parent')).get(0);
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let hero = parent.all(by.tagName('app-name-child')).get(_emptyNameIndex);
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let displayName = hero.element(by.tagName('h3')).getText();
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expect(displayName).toEqual(_defaultName);
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});
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// ...
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// #enddocregion parent-to-child-setter
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});
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describe('Parent-to-child communication with ngOnChanges', function() {
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// #docregion parent-to-child-onchanges
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// ...
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// Test must all execute in this exact order
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it('should set expected initial values', function () {
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let actual = getActual();
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let initialLabel = 'Version 1.23';
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let initialLog = 'Initial value of major set to 1, Initial value of minor set to 23';
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expect(actual.label).toBe(initialLabel);
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expect(actual.count).toBe(1);
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expect(actual.logs.get(0).getText()).toBe(initialLog);
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});
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it('should set expected values after clicking \'Minor\' twice', function () {
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let repoTag = element(by.tagName('app-version-parent'));
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let newMinorButton = repoTag.all(by.tagName('button')).get(0);
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newMinorButton.click().then(function() {
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newMinorButton.click().then(function() {
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let actual = getActual();
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let labelAfter2Minor = 'Version 1.25';
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let logAfter2Minor = 'minor changed from 24 to 25';
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expect(actual.label).toBe(labelAfter2Minor);
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expect(actual.count).toBe(3);
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expect(actual.logs.get(2).getText()).toBe(logAfter2Minor);
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});
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});
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});
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it('should set expected values after clicking \'Major\' once', function () {
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let repoTag = element(by.tagName('app-version-parent'));
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let newMajorButton = repoTag.all(by.tagName('button')).get(1);
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newMajorButton.click().then(function() {
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let actual = getActual();
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let labelAfterMajor = 'Version 2.0';
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let logAfterMajor = 'major changed from 1 to 2, minor changed from 25 to 0';
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expect(actual.label).toBe(labelAfterMajor);
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expect(actual.count).toBe(4);
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expect(actual.logs.get(3).getText()).toBe(logAfterMajor);
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});
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});
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function getActual() {
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let versionTag = element(by.tagName('app-version-child'));
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let label = versionTag.element(by.tagName('h3')).getText();
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let ul = versionTag.element((by.tagName('ul')));
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let logs = ul.all(by.tagName('li'));
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return {
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label: label,
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logs: logs,
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count: logs.count()
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};
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}
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// ...
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// #enddocregion parent-to-child-onchanges
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});
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describe('Child-to-parent communication', function() {
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// #docregion child-to-parent
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// ...
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it('should not emit the event initially', function () {
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let voteLabel = element(by.tagName('app-vote-taker'))
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.element(by.tagName('h3')).getText();
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expect(voteLabel).toBe('Agree: 0, Disagree: 0');
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});
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it('should process Agree vote', function () {
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let agreeButton1 = element.all(by.tagName('app-voter')).get(0)
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.all(by.tagName('button')).get(0);
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agreeButton1.click().then(function() {
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let voteLabel = element(by.tagName('app-vote-taker'))
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.element(by.tagName('h3')).getText();
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expect(voteLabel).toBe('Agree: 1, Disagree: 0');
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});
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});
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it('should process Disagree vote', function () {
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let agreeButton1 = element.all(by.tagName('app-voter')).get(1)
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.all(by.tagName('button')).get(1);
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agreeButton1.click().then(function() {
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let voteLabel = element(by.tagName('app-vote-taker'))
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.element(by.tagName('h3')).getText();
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expect(voteLabel).toBe('Agree: 1, Disagree: 1');
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});
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});
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// ...
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// #enddocregion child-to-parent
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});
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// Can't run timer tests in protractor because
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// interaction w/ zones causes all tests to freeze & timeout.
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xdescribe('Parent calls child via local var', function() {
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countDownTimerTests('countdown-parent-lv');
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});
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xdescribe('Parent calls ViewChild', function() {
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countDownTimerTests('countdown-parent-vc');
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});
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function countDownTimerTests(parentTag: string) {
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// #docregion countdown-timer-tests
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// ...
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it('timer and parent seconds should match', function () {
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let parent = element(by.tagName(parentTag));
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let message = parent.element(by.tagName('app-countdown-timer')).getText();
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browser.sleep(10); // give `seconds` a chance to catchup with `message`
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let seconds = parent.element(by.className('seconds')).getText();
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expect(message).toContain(seconds);
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});
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it('should stop the countdown', function () {
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let parent = element(by.tagName(parentTag));
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let stopButton = parent.all(by.tagName('button')).get(1);
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stopButton.click().then(function() {
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let message = parent.element(by.tagName('app-countdown-timer')).getText();
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expect(message).toContain('Holding');
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});
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});
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// ...
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// #enddocregion countdown-timer-tests
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}
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describe('Parent and children communicate via a service', function() {
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// #docregion bidirectional-service
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// ...
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it('should announce a mission', function () {
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let missionControl = element(by.tagName('app-mission-control'));
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let announceButton = missionControl.all(by.tagName('button')).get(0);
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announceButton.click().then(function () {
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let history = missionControl.all(by.tagName('li'));
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expect(history.count()).toBe(1);
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expect(history.get(0).getText()).toMatch(/Mission.* announced/);
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});
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});
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it('should confirm the mission by Lovell', function () {
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testConfirmMission(1, 2, 'Lovell');
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});
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it('should confirm the mission by Haise', function () {
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testConfirmMission(3, 3, 'Haise');
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});
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it('should confirm the mission by Swigert', function () {
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testConfirmMission(2, 4, 'Swigert');
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});
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function testConfirmMission(buttonIndex: number, expectedLogCount: number, astronaut: string) {
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let _confirmedLog = ' confirmed the mission';
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let missionControl = element(by.tagName('app-mission-control'));
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let confirmButton = missionControl.all(by.tagName('button')).get(buttonIndex);
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confirmButton.click().then(function () {
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let history = missionControl.all(by.tagName('li'));
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expect(history.count()).toBe(expectedLogCount);
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expect(history.get(expectedLogCount - 1).getText()).toBe(astronaut + _confirmedLog);
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});
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}
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// ...
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// #enddocregion bidirectional-service
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});
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});
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