74 lines
2.8 KiB
JavaScript
74 lines
2.8 KiB
JavaScript
import { expect, fixture as _fixture, nextFrame, html } from '@open-wc/testing';
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import '../lion-input-stepper.js';
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/**
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* @typedef {import('../src/LionInputStepper').LionInputStepper} LionInputStepper
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* @typedef {import('lit-html').TemplateResult} TemplateResult
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*/
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const fixture = /** @type {(arg: TemplateResult|string) => Promise<LionInputStepper>} */ (_fixture);
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const defaultInputStepper = html`
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<lion-input-stepper name="year" label="Years"></lion-input-stepper>
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`;
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const inputStepperWithAttrs = html`<lion-input-stepper min="100" max="200"></lion-input-stepper>`;
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describe('<lion-input-stepper>', () => {
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describe('Stepper', () => {
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it('has a type text', async () => {
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const el = await fixture(defaultInputStepper);
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expect(el._inputNode.type).to.equal('text');
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});
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});
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describe('User interaction', () => {
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it('should increment the value to 1 on + button click', async () => {
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const el = await fixture(defaultInputStepper);
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expect(el.value).to.equal('');
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const incrementButton = el.shadowRoot?.querySelector('[name=increment]');
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incrementButton?.dispatchEvent(new Event('click'));
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expect(el.value).to.equal('1');
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});
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it('should decrement the value to -1 on - button click', async () => {
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const el = await fixture(defaultInputStepper);
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expect(el.value).to.equal('');
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const incrementButton = el.shadowRoot?.querySelector('[name=decrement]');
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incrementButton?.dispatchEvent(new Event('click'));
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expect(el.value).to.equal('-1');
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});
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it('should update min and max attributes when min and max property change', async () => {
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const el = await fixture(inputStepperWithAttrs);
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el.min = 100;
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el.max = 200;
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await nextFrame();
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expect(el._inputNode.min).to.equal(el.min.toString());
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expect(el._inputNode.max).to.equal(el.max.toString());
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});
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});
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describe('Accessibility', () => {
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it('is a11y AXE accessible', async () => {
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const el = await fixture(defaultInputStepper);
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await expect(el).to.be.accessible();
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});
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it('is accessible when disabled', async () => {
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const el = await fixture(`<lion-input-stepper label="rsvp" disabled></lion-input-stepper>`);
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await expect(el).to.be.accessible();
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});
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it('adds aria-valuemax and aria-valuemin when min and max are provided', async () => {
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const el = await fixture(inputStepperWithAttrs);
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expect(el).to.have.attribute('aria-valuemax', '200');
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expect(el).to.have.attribute('aria-valuemin', '100');
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});
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it('updates aria-valuenow when stepper is changed', async () => {
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const el = await fixture(inputStepperWithAttrs);
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const incrementButton = el.shadowRoot?.querySelector('[name=increment]');
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incrementButton?.dispatchEvent(new Event('click'));
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expect(el).to.have.attribute('aria-valuenow', '1');
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});
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});
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});
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