kopia lustrzana https://github.com/shoelace-style/shoelace
278 wiersze
11 KiB
TypeScript
278 wiersze
11 KiB
TypeScript
import { expect, fixture, html, oneEvent, waitUntil } from '@open-wc/testing';
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import { sendKeys } from '@web/test-runner-commands';
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import { serialize } from '../../utilities/form';
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import sinon from 'sinon';
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import type SlTextarea from './textarea';
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describe('<sl-textarea>', () => {
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it('should pass accessibility tests', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea label="Name"></sl-textarea> `);
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await expect(el).to.be.accessible();
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});
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it('default properties', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea></sl-textarea> `);
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expect(el.size).to.equal('medium');
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expect(el.name).to.equal('');
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expect(el.value).to.equal('');
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expect(el.defaultValue).to.equal('');
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expect(el.title).to.equal('');
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expect(el.filled).to.be.false;
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expect(el.label).to.equal('');
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expect(el.helpText).to.equal('');
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expect(el.placeholder).to.equal('');
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expect(el.rows).to.equal(4);
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expect(el.resize).to.equal('vertical');
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expect(el.disabled).to.be.false;
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expect(el.readonly).to.be.false;
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expect(el.minlength).to.be.undefined;
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expect(el.maxlength).to.be.undefined;
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expect(el.required).to.be.false;
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expect(el.autocapitalize).to.be.undefined;
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expect(el.autocorrect).to.be.undefined;
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expect(el.autocomplete).to.be.undefined;
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expect(el.autofocus).to.be.undefined;
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expect(el.enterkeyhint).to.be.undefined;
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expect(el.spellcheck).to.be.true;
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expect(el.inputmode).to.be.undefined;
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});
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it('should have title if title attribute is set', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea title="Test"></sl-textarea> `);
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const textarea = el.shadowRoot!.querySelector('textarea')!;
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expect(textarea.title).to.equal('Test');
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});
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it('should be disabled with the disabled attribute', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea disabled></sl-textarea> `);
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const textarea = el.shadowRoot!.querySelector<HTMLTextAreaElement>('[part~="textarea"]')!;
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expect(textarea.disabled).to.be.true;
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});
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it('should focus the textarea when clicking on the label', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea label="Name"></sl-textarea> `);
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const label = el.shadowRoot!.querySelector('[part~="form-control-label"]')!;
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const submitHandler = sinon.spy();
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el.addEventListener('sl-focus', submitHandler);
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(label as HTMLLabelElement).click();
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await waitUntil(() => submitHandler.calledOnce);
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expect(submitHandler).to.have.been.calledOnce;
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});
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describe('when the value changes', () => {
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it('should emit sl-change and sl-input when the user types in the textarea', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea></sl-textarea> `);
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const inputHandler = sinon.spy();
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const changeHandler = sinon.spy();
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el.addEventListener('sl-input', inputHandler);
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el.addEventListener('sl-change', changeHandler);
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el.focus();
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await sendKeys({ type: 'abc' });
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el.blur();
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await el.updateComplete;
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expect(changeHandler).to.have.been.calledOnce;
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expect(inputHandler).to.have.been.calledThrice;
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});
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it('should not emit sl-change or sl-input when the value is set programmatically', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea></sl-textarea> `);
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el.addEventListener('sl-change', () => expect.fail('sl-change should not be emitted'));
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el.addEventListener('sl-input', () => expect.fail('sl-input should not be emitted'));
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el.value = 'abc';
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await el.updateComplete;
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});
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it('should not emit sl-change or sl-input when calling setRangeText()', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea value="hi there"></sl-textarea> `);
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el.addEventListener('sl-change', () => expect.fail('sl-change should not be emitted'));
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el.addEventListener('sl-input', () => expect.fail('sl-input should not be emitted'));
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el.focus();
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el.setSelectionRange(0, 2);
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el.setRangeText('hello');
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await el.updateComplete;
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});
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});
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describe('when using constraint validation', () => {
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it('should be valid by default', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea></sl-textarea> `);
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expect(el.checkValidity()).to.be.true;
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});
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it('should be invalid when required and empty', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea required></sl-textarea> `);
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expect(el.checkValidity()).to.be.false;
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});
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it('should be invalid when required and after removing disabled ', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea disabled required></sl-textarea> `);
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el.disabled = false;
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await el.updateComplete;
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expect(el.checkValidity()).to.be.false;
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});
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it('should be invalid when required and disabled is removed', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea disabled required></sl-textarea> `);
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el.disabled = false;
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await el.updateComplete;
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expect(el.checkValidity()).to.be.false;
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});
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it('should receive the correct validation attributes ("states") when valid', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea required value="a"></sl-textarea> `);
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expect(el.checkValidity()).to.be.true;
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expect(el.hasAttribute('data-required')).to.be.true;
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expect(el.hasAttribute('data-optional')).to.be.false;
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expect(el.hasAttribute('data-invalid')).to.be.false;
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expect(el.hasAttribute('data-valid')).to.be.true;
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expect(el.hasAttribute('data-user-invalid')).to.be.false;
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expect(el.hasAttribute('data-user-valid')).to.be.false;
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el.focus();
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await sendKeys({ press: 'b' });
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await el.updateComplete;
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expect(el.checkValidity()).to.be.true;
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expect(el.hasAttribute('data-user-invalid')).to.be.false;
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expect(el.hasAttribute('data-user-valid')).to.be.true;
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});
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it('should receive the correct validation attributes ("states") when invalid', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea required></sl-textarea> `);
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expect(el.hasAttribute('data-required')).to.be.true;
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expect(el.hasAttribute('data-optional')).to.be.false;
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expect(el.hasAttribute('data-invalid')).to.be.true;
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expect(el.hasAttribute('data-valid')).to.be.false;
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expect(el.hasAttribute('data-user-invalid')).to.be.false;
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expect(el.hasAttribute('data-user-valid')).to.be.false;
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el.focus();
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await sendKeys({ press: 'a' });
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await sendKeys({ press: 'Backspace' });
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await el.updateComplete;
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expect(el.hasAttribute('data-user-invalid')).to.be.true;
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expect(el.hasAttribute('data-user-valid')).to.be.false;
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});
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});
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describe('when submitting a form', () => {
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it('should serialize its name and value with FormData', async () => {
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const form = await fixture<HTMLFormElement>(html` <form><sl-textarea name="a" value="1"></sl-textarea></form> `);
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const formData = new FormData(form);
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expect(formData.get('a')).to.equal('1');
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});
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it('should serialize its name and value with JSON', async () => {
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const form = await fixture<HTMLFormElement>(html` <form><sl-textarea name="a" value="1"></sl-textarea></form> `);
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const json = serialize(form);
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expect(json.a).to.equal('1');
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});
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it('should be invalid when setCustomValidity() is called with a non-empty value', async () => {
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const textarea = await fixture<HTMLFormElement>(html` <sl-textarea></sl-textarea> `);
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textarea.setCustomValidity('Invalid selection');
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await textarea.updateComplete;
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expect(textarea.checkValidity()).to.be.false;
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expect(textarea.hasAttribute('data-invalid')).to.be.true;
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expect(textarea.hasAttribute('data-valid')).to.be.false;
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expect(textarea.hasAttribute('data-user-invalid')).to.be.false;
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expect(textarea.hasAttribute('data-user-valid')).to.be.false;
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textarea.focus();
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await sendKeys({ type: 'test' });
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await textarea.updateComplete;
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expect(textarea.hasAttribute('data-user-invalid')).to.be.true;
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expect(textarea.hasAttribute('data-user-valid')).to.be.false;
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});
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it('should be present in form data when using the form attribute and located outside of a <form>', async () => {
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const el = await fixture<HTMLFormElement>(html`
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<div>
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<form id="f">
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<sl-button type="submit">Submit</sl-button>
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</form>
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<sl-textarea form="f" name="a" value="1"></sl-textarea>
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</div>
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`);
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const form = el.querySelector('form')!;
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const formData = new FormData(form);
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expect(formData.get('a')).to.equal('1');
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});
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});
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describe('when resetting a form', () => {
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it('should reset the element to its initial value', async () => {
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const form = await fixture<HTMLFormElement>(html`
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<form>
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<sl-textarea name="a" value="test"></sl-textarea>
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<sl-button type="reset">Reset</sl-button>
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</form>
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`);
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const button = form.querySelector('sl-button')!;
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const textarea = form.querySelector('sl-textarea')!;
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textarea.value = '1234';
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await textarea.updateComplete;
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setTimeout(() => button.click());
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await oneEvent(form, 'reset');
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await textarea.updateComplete;
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expect(textarea.value).to.equal('test');
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textarea.defaultValue = '';
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setTimeout(() => button.click());
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await oneEvent(form, 'reset');
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await textarea.updateComplete;
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expect(textarea.value).to.equal('');
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});
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});
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describe('when using spellcheck', () => {
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it('should enable spellcheck when no attribute is present', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea></sl-textarea> `);
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const textarea = el.shadowRoot!.querySelector<HTMLTextAreaElement>('textarea')!;
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expect(textarea.getAttribute('spellcheck')).to.equal('true');
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expect(textarea.spellcheck).to.be.true;
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});
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it('should enable spellcheck when set to "true"', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea spellcheck="true"></sl-textarea> `);
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const textarea = el.shadowRoot!.querySelector<HTMLTextAreaElement>('textarea')!;
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expect(textarea.getAttribute('spellcheck')).to.equal('true');
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expect(textarea.spellcheck).to.be.true;
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});
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it('should disable spellcheck when set to "false"', async () => {
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const el = await fixture<SlTextarea>(html` <sl-textarea spellcheck="false"></sl-textarea> `);
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const textarea = el.shadowRoot!.querySelector<HTMLTextAreaElement>('textarea')!;
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expect(textarea.getAttribute('spellcheck')).to.equal('false');
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expect(textarea.spellcheck).to.be.false;
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});
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});
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});
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