111 lines
3.5 KiB
JavaScript
111 lines
3.5 KiB
JavaScript
import { expect } from 'chai';
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jest.dontMock('../src/helpers');
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const { measure, makeName, computeBestMenuPosition } = require('../src/helpers');
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describe('helpers test', () => {
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describe('measure', () => {
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it('should be a function', () => {
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expect(measure).to.be.a('function');
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});
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it('should promisify measure callback', done => {
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const ref = {
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measure: callback => callback(0, 0, 100, 200, 50, 20)
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};
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measure(ref).then(layout => {
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expect(layout).to.be.an('object');
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expect(layout).to.eql({
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x: 50, y: 20, width: 100, height: 200
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});
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done();
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}).catch((err = 'promise rejected') => done(err));
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});
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});
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describe('makeName', () => {
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it('should be a function', () => {
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expect(makeName).to.be.a('function');
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});
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it('should return unique names', () => {
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const name1 = makeName(),
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name2 = makeName();
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expect(name1).to.be.a('string');
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expect(name2).to.be.a('string');
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expect(name1).not.to.be.equal(name2);
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});
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});
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describe('computeBestMenuPosition', () => {
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it('should returns position outside of screen (undefined triggerLayout)', () => {
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const window = { width: 400, height: 600 };
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const options = { width: 50, height: 50 };
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expect(computeBestMenuPosition(window, undefined, options)).to.eql({
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top: 600, left: 400, isVisible: false
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});
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});
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it('should returns position outside of screen (undefined optionsLayout)', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 50, height: 50, x: 100, y: 100 };
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expect(computeBestMenuPosition(window, trigger)).to.eql({
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top: 600, left: 400, isVisible: false
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});
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});
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it('should returns default-top-left position', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 50, height: 50, x: 100, y: 100 };
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const options = { width: 50, height: 50 };
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expect(computeBestMenuPosition(window, trigger, options)).to.eql({
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top: 150, left: 100, isVisible: true
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});
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});
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it('should returns top-left position', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 50, height: 50, x: 10, y: 10 };
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const options = { width: 50, height: 50 };
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expect(computeBestMenuPosition(window, trigger, options)).to.eql({
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top: 60, left: 10, isVisible: true
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});
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});
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it('should returns top-right position', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 100, height: 50, x: 300, y: 0 };
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const options = { width: 150, height: 100 };
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expect(computeBestMenuPosition(window, trigger, options)).to.eql({
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top: 50, left: 250, isVisible: true
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});
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});
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it('should returns bottom-left position', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 100, height: 100, x: 10, y: 500 };
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const options = { width: 150, height: 150 };
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expect(computeBestMenuPosition(window, trigger, options)).to.eql({
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top: 350, left: 10, isVisible: true
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});
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});
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it('should returns bottom-right position', () => {
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const window = { width: 400, height: 600 };
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const trigger = { width: 100, height: 100, x: 300, y: 500 };
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const options = { width: 150, height: 150 };
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expect(computeBestMenuPosition(window, trigger, options)).to.eql({
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top: 350, left: 250, isVisible: true
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});
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});
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});
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});
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