fd7146cc71
This commit adds missing unit tests for all rx-library examples from the docs. Closes #28017 PR Close #38905
54 lines
1.6 KiB
TypeScript
54 lines
1.6 KiB
TypeScript
import { docRegionEvent } from './simple-creation.3';
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describe('simple-creation.3', () => {
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let triggerMousemove;
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let mockConsole;
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let input;
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let mockDocument;
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beforeEach(() => {
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mockConsole = {log: jasmine.createSpy('log')};
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input = {
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addEventListener: jasmine
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.createSpy('addEventListener')
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.and.callFake((eventName, cb) => {
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if (eventName === 'mousemove') {
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triggerMousemove = cb;
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}
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}),
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removeEventListener: jasmine.createSpy('removeEventListener'),
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};
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mockDocument = { getElementById: () => input };
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});
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it('should log coords when subscribing', () => {
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docRegionEvent(mockConsole, mockDocument);
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expect(mockConsole.log).not.toHaveBeenCalled();
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triggerMousemove({ clientX: 50, clientY: 50 });
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triggerMousemove({ clientX: 30, clientY: 50 });
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triggerMousemove({ clientX: 50, clientY: 30 });
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expect(mockConsole.log).toHaveBeenCalledTimes(3);
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expect(mockConsole.log.calls.allArgs()).toEqual([
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['Coords: 50 X 50'],
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['Coords: 30 X 50'],
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['Coords: 50 X 30']
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]);
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});
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it('should call unsubscribe when clientX and clientY are below < 40 ', () => {
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docRegionEvent(mockConsole, mockDocument);
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expect(mockConsole.log).not.toHaveBeenCalled();
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// Ensure that we have unsubscribed.
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triggerMousemove({ clientX: 30, clientY: 30 });
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expect(input.removeEventListener).toHaveBeenCalledWith('mousemove', triggerMousemove, undefined);
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mockConsole.log.calls.reset();
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triggerMousemove({ clientX: 50, clientY: 50 });
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expect(mockConsole.log).not.toHaveBeenCalled();
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});
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});
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