229 lines
7.9 KiB
JavaScript
229 lines
7.9 KiB
JavaScript
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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var _heroNames = ['Mr. IQ', 'Magneta', 'Bombasto'];
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var _masterName = 'Master';
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it('should pass properties to children properly', function () {
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var parent = element.all(by.tagName('hero-parent')).get(0);
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var heroes = parent.all(by.tagName('hero-child'));
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for (var i = 0; i < _heroNames.length; i++) {
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var childTitle = heroes.get(i).element(by.tagName('h3')).getText();
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var 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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var _nonEmptyNameIndex = 0;
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var _nonEmptyName = '"Mr. IQ"';
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var parent = element.all(by.tagName('name-parent')).get(0);
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var hero = parent.all(by.tagName('name-child')).get(_nonEmptyNameIndex);
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var 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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var _emptyNameIndex = 1;
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var _defaultName = '"<no name set>"';
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var parent = element.all(by.tagName('name-parent')).get(0);
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var hero = parent.all(by.tagName('name-child')).get(_emptyNameIndex);
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var 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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var actual = getActual();
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var initialLabel = "Version 1.23";
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var initialLog = 'major changed from {} to 1, minor changed from {} 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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var repoTag = element(by.tagName('version-parent'));
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var 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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var actual = getActual();
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var labelAfter2Minor = "Version 1.25";
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var 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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var repoTag = element(by.tagName('version-parent'));
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var newMajorButton = repoTag.all(by.tagName('button')).get(1);
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newMajorButton.click().then(function() {
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var actual = getActual();
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var labelAfterMajor = "Version 2.0";
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var 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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var versionTag = element(by.tagName('version-child'));
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var label = versionTag.element(by.tagName('h3')).getText();
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var ul = versionTag.element((by.tagName('ul')));
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var 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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var voteLabel = element(by.tagName('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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var agreeButton1 = element.all(by.tagName('my-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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var voteLabel = element(by.tagName('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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var agreeButton1 = element.all(by.tagName('my-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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var voteLabel = element(by.tagName('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) {
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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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var parent = element(by.tagName(parentTag));
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var message = parent.element(by.tagName('countdown-timer')).getText();
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browser.sleep(10); // give `seconds` a chance to catchup with `message`
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var 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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var parent = element(by.tagName(parentTag));
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var stopButton = parent.all(by.tagName('button')).get(1);
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stopButton.click().then(function() {
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var message = parent.element(by.tagName('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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var missionControl = element(by.tagName('mission-control'));
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var announceButton = missionControl.all(by.tagName('button')).get(0);
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announceButton.click().then(function () {
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var 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, expectedLogCount, astronaut) {
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var _confirmedLog = ' confirmed the mission';
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var missionControl = element(by.tagName('mission-control'));
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var confirmButton = missionControl.all(by.tagName('button')).get(buttonIndex);
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confirmButton.click().then(function () {
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var 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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