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button-group.spec.ts
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/* eslint-disable @typescript-eslint/no-explicit-any */
import { createButtonGroup } from '../src/button-group/button-group';
import { createElement, enableRipple } from '@syncfusion/ej2-base';
import { profile , inMB, getMemoryProfile } from './common.spec';
/**
* ButtonGroup Spec document
*/
describe('ButtonGroup', () => {
beforeAll(() => {
const isDef: any = (o: any) => o !== undefined && o !== null;
if (!isDef(window.performance)) {
console.log('Unsupported environment, window.performance.memory is unavailable');
this.skip(); // skips test (in Chai)
return;
}
});
const element: HTMLElement = createElement('div', { id: 'buttongroup' }) as HTMLElement;
let buttonElement1: HTMLButtonElement;
let buttonElement2: HTMLButtonElement;
let buttonElement3: HTMLButtonElement;
let inputElement1: HTMLInputElement;
let inputElement2: HTMLInputElement;
let inputElement3: HTMLInputElement;
describe('Util function', () => {
afterEach(() => {
document.getElementById('buttongroup').innerHTML = '';
document.getElementById('buttongroup').removeAttribute('class');
});
it('for NormalButtonGroup', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
document.body.appendChild(element);
createButtonGroup( '#buttongroup', {
buttons: [{ content: 'HTML' }, { content: 'CSS' }, { content: 'Javascript' }]
});
expect(element.classList.contains('e-btn-group')).toBeTruthy();
expect(element.children[0].classList.contains('e-btn')).toBeTruthy();
expect(element.children[1].classList.contains('e-btn')).toBeTruthy();
expect(element.children[2].classList.contains('e-btn')).toBeTruthy();
expect(element.children[0].textContent).toBe('HTML');
expect(element.children[1].textContent).toBe('CSS');
expect(element.children[2].textContent).toBe('Javascript');
});
it('for Checkbox type ButtonGroup ', () => {
inputElement1 = createElement('input') as HTMLInputElement;
inputElement2 = createElement('input') as HTMLInputElement;
inputElement3 = createElement('input') as HTMLInputElement;
element.appendChild(inputElement1);
element.appendChild(inputElement2);
element.appendChild(inputElement3);
createButtonGroup( '#buttongroup', {
buttons: [{ content: 'HTML' }, { content: 'CSS' }, { content: 'Javascript' }]
});
expect(element.classList.contains('e-btn-group')).toBeTruthy();
expect(element.children[1].tagName).toBe('LABEL');
expect(element.children[3].tagName).toBe('LABEL');
expect(element.children[5].tagName).toBe('LABEL');
expect(element.children[1].classList.contains('e-btn')).toBeTruthy();
expect(element.children[3].classList.contains('e-btn')).toBeTruthy();
expect(element.children[5].classList.contains('e-btn')).toBeTruthy();
expect(element.children[1].textContent).toBe('HTML');
expect(element.children[3].textContent).toBe('CSS');
expect(element.children[5].textContent).toBe('Javascript');
});
it('for Nesting', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
createButtonGroup( '#buttongroup', {
buttons: [{ content: 'HTML' }, null, { content: 'Javascript' }]
});
expect(element.classList.contains('e-btn-group')).toBeTruthy();
expect(element.children[0].classList.contains('e-btn')).toBeTruthy();
expect(element.children[1].classList.contains('e-btn')).toBeFalsy();
expect(element.children[2].classList.contains('e-btn')).toBeTruthy();
expect(element.children[0].textContent).toBe('HTML');
expect(element.children[1].textContent).toBe('');
expect(element.children[2].textContent).toBe('Javascript');
});
it('for cssClass with NormalButtonGroup', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
createButtonGroup( '#buttongroup', {
cssClass: 'e-primary',
buttons: [{ content: 'HTML' }, { content: 'CSS', cssClass: 'e-success' }, { content: 'Javascript' }]
});
expect(element.classList.contains('e-btn-group')).toBeTruthy();
expect(element.children[0].classList.contains('e-primary')).toBeTruthy();
expect(element.children[1].classList.contains('e-success')).toBeTruthy();
expect(element.children[2].classList.contains('e-primary')).toBeTruthy();
});
it('for cssClass with Checkbox type ButtonGroup ', () => {
inputElement1 = createElement('input') as HTMLInputElement;
inputElement2 = createElement('input') as HTMLInputElement;
inputElement3 = createElement('input') as HTMLInputElement;
element.appendChild(inputElement1);
element.appendChild(inputElement2);
element.appendChild(inputElement3);
createButtonGroup( '#buttongroup', {
cssClass: 'e-primary',
buttons: [{ content: 'HTML' }, { content: 'CSS', cssClass: 'e-success' }, { content: 'Javascript' }]
});
expect(element.children[1].classList.contains('e-primary')).toBeTruthy();
expect(element.children[3].classList.contains('e-success')).toBeTruthy();
expect(element.children[5].classList.contains('e-primary')).toBeTruthy();
});
it('for NormalButtonGroup with Ripple effect', () => {
enableRipple(true);
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
document.body.appendChild(element);
createButtonGroup( '#buttongroup', {
buttons: [{ content: 'HTML' }, { content: 'CSS' }, { content: 'Javascript' }]
});
expect(element.children[0].getAttribute('data-ripple')).toBe('true');
expect(element.children[1].getAttribute('data-ripple')).toBe('true');
expect(element.children[2].getAttribute('data-ripple')).toBe('true');
enableRipple(false);
});
it('Input type ID checking', () => {
inputElement1 = createElement('input', { id: 'checkbox1' }) as HTMLInputElement;
inputElement2 = createElement('input', { id: 'checkbox2' }) as HTMLInputElement;
inputElement3 = createElement('input', { id: 'checkbox3' }) as HTMLInputElement;
element.appendChild(inputElement1);
element.appendChild(inputElement2);
element.appendChild(inputElement3);
createButtonGroup( '#buttongroup', {
buttons: [{ content: 'HTML' }, { content: 'CSS' }, { content: 'Javascript' }]
});
expect(element.children[1].getAttribute('for')).toBe('checkbox1');
expect(element.children[3].getAttribute('for')).toBe('checkbox2');
expect(element.children[5].getAttribute('for')).toBe('checkbox3');
});
it('ARIA Checking', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
document.body.appendChild(element);
createButtonGroup('#buttongroup', {
buttons: [{ content: 'HTML' }, { content: 'CSS' }, { content: 'Javascript' }]
});
expect(element.getAttribute('role')).toBe('group');
});
// For else part coverage
it('Without button options', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
document.body.appendChild(element);
createButtonGroup('#buttongroup', {
cssClass: 'e-primary'
});
});
it('Options as null', () => {
buttonElement1 = createElement('button') as HTMLButtonElement;
buttonElement2 = createElement('button') as HTMLButtonElement;
buttonElement3 = createElement('button') as HTMLButtonElement;
element.appendChild(buttonElement1);
element.appendChild(buttonElement2);
element.appendChild(buttonElement3);
document.body.appendChild(element);
createButtonGroup('#buttongroup');
});
it('Without Button and Input element', () => {
const divElement1: HTMLElement = createElement('div') as HTMLElement;
const divElement2: HTMLElement = createElement('div') as HTMLElement;
element.appendChild(divElement1);
element.appendChild(divElement2);
document.body.appendChild(element);
createButtonGroup('#buttongroup', {
cssClass: 'e-primary'
});
});
});
it('memory leak', () => {
profile.sample();
const average: any = inMB(profile.averageChange);
// check average change in memory samples to not be over 10MB
expect(average).toBeLessThan(10);
const memory: any = inMB(getMemoryProfile());
// check the final memory usage against the first usage, there should be little change if everything was properly deallocated
expect(memory).toBeLessThan(profile.samples[0] + 0.25);
});
});