664 lines
24 KiB
JavaScript
664 lines
24 KiB
JavaScript
import { LitElement } from '@lion/core';
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import { OverlayController } from '@lion/overlays';
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import {
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aTimeout,
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defineCE,
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expect,
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html,
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nextFrame,
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unsafeStatic,
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fixture,
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} from '@open-wc/testing';
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import { LionSelectInvoker, LionSelectRich } from '../index.js';
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import '@lion/core/src/differentKeyEventNamesShimIE.js';
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import '@lion/listbox/lion-option.js';
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import '@lion/listbox/lion-options.js';
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import '../lion-select-rich.js';
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/**
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* @typedef {import('@lion/listbox').LionOption} LionOption
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*/
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/**
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* @param {LionSelectRich} lionSelectEl
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*/
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function getProtectedMembers(lionSelectEl) {
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// @ts-ignore protected members allowed in test
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const {
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_invokerNode: invoker,
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_feedbackNode: feedback,
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_labelNode: label,
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_helpTextNode: helpText,
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_listboxNode: listbox,
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} = lionSelectEl;
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return {
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invoker,
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feedback,
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label,
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helpText,
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listbox,
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};
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}
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describe('lion-select-rich', () => {
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it('clicking the label should focus the invoker', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich label="foo"> </lion-select-rich> `,
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));
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expect(document.activeElement === document.body).to.be.true;
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el._labelNode.click();
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// @ts-ignore allow protected access in tests
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expect(document.activeElement === el._invokerNode).to.be.true;
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});
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it('checks the first enabled option', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich>
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<lion-option .choiceValue=${'Red'}></lion-option>
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<lion-option .choiceValue=${'Hotpink'}></lion-option>
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<lion-option .choiceValue=${'Blue'}></lion-option>
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</lion-select-rich>
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`));
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expect(el.activeIndex).to.equal(0);
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expect(el.checkedIndex).to.equal(0);
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});
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it('still has a checked value while disabled', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich disabled>
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<lion-option .choiceValue=${'Red'}>Red</lion-option>
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<lion-option .choiceValue=${'Hotpink'}>Hotpink</lion-option>
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<lion-option .choiceValue=${'Blue'}>Blue</lion-option>
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</lion-select-rich>
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`));
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expect(el.modelValue).to.equal('Red');
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});
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it('supports having no default selection initially', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich id="color" name="color" label="Favorite color" has-no-default-selected>
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<lion-option .choiceValue=${'red'}>Red</lion-option>
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<lion-option .choiceValue=${'hotpink'}>Hotpink</lion-option>
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<lion-option .choiceValue=${'teal'}>Teal</lion-option>
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</lion-select-rich>
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`));
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const { invoker } = getProtectedMembers(el);
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expect(invoker.selectedElement).to.be.undefined;
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expect(el.modelValue).to.equal('');
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});
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describe('Invoker', () => {
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it('generates an lion-select-invoker if no invoker is provided', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich> </lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode).to.exist;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.tagName).to.include('LION-SELECT-INVOKER');
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});
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it('sets the first option as the selectedElement if no option is checked', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich name="foo">
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20}>Item 2</lion-option>
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</lion-select-rich>
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`));
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const options = el.formElements;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.selectedElement).dom.to.equal(options[0]);
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});
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it('syncs the selected element to the invoker', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich name="foo">
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20} checked>Item 2</lion-option>
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</lion-select-rich>
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`));
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const options = el.querySelectorAll('lion-option');
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.selectedElement).dom.to.equal(options[1]);
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el.checkedIndex = 0;
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.selectedElement).dom.to.equal(options[0]);
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});
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it('delegates readonly to the invoker', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich readonly>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20}>Item 2</lion-option>
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</lion-select-rich>
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`));
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expect(el.hasAttribute('readonly')).to.be.true;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.hasAttribute('readonly')).to.be.true;
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});
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it('delegates singleOption to the invoker', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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</lion-select-rich>
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`));
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expect(el.singleOption).to.be.true;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.hasAttribute('single-option')).to.be.true;
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});
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});
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describe('overlay', () => {
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it('should be closed by default', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich></lion-select-rich> `,
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));
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expect(el.opened).to.be.false;
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});
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it('shows/hides the listbox via opened attribute', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich></lion-select-rich> `,
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));
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el.opened = true;
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.isShown).to.be.true;
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el.opened = false;
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.isShown).to.be.false;
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});
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it('syncs opened state with overlay shown', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich .opened=${true}></lion-select-rich> `,
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));
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const outerEl = /** @type {HTMLButtonElement} */ (await fixture(
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'<button>somewhere</button>',
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));
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expect(el.opened).to.be.true;
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// a click on the button will trigger hide on outside click
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// which we then need to sync back to "opened"
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outerEl.click();
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await aTimeout(0);
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expect(el.opened).to.be.false;
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});
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it('will focus the listbox on open and invoker on close', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich></lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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await el._overlayCtrl.show();
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(document.activeElement === el._listboxNode).to.be.true;
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// @ts-ignore allow protected access in tests
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expect(document.activeElement === el._invokerNode).to.be.false;
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el.opened = false;
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(document.activeElement === el._listboxNode).to.be.false;
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// @ts-ignore allow protected access in tests
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expect(document.activeElement === el._invokerNode).to.be.true;
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});
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it('opens the listbox with checked option as active', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20} checked>Item 2</lion-option>
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</lion-select-rich>
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`));
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// @ts-ignore allow protected access in tests
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await el._overlayCtrl.show();
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await el.updateComplete;
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const options = el.formElements;
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expect(options[1].active).to.be.true;
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expect(options[1].checked).to.be.true;
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});
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it('stays closed on click if it is disabled or readonly or has a single option', async () => {
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const elReadOnly = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich readonly>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20} checked>Item 2</lion-option>
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</lion-select-rich>
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`));
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const elDisabled = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich disabled>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20} checked>Item 2</lion-option>
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</lion-select-rich>
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`));
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const elSingleoption = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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</lion-select-rich>
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`));
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// @ts-ignore allow protected access in tests
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elReadOnly._invokerNode.click();
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await elReadOnly.updateComplete;
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expect(elReadOnly.opened).to.be.false;
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// @ts-ignore allow protected access in tests
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elDisabled._invokerNode.click();
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await elDisabled.updateComplete;
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expect(elDisabled.opened).to.be.false;
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// @ts-ignore allow protected access in tests
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elSingleoption._invokerNode.click();
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await elSingleoption.updateComplete;
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expect(elSingleoption.opened).to.be.false;
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});
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it('sets inheritsReferenceWidth to min by default', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich name="favoriteColor" label="Favorite color">
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<lion-option .choiceValue=${'red'}>Red</lion-option>
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<lion-option .choiceValue=${'hotpink'}>Hotpink</lion-option>
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<lion-option .choiceValue=${'teal'}>Teal</lion-option>
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</lion-select-rich>
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`));
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.inheritsReferenceWidth).to.equal('min');
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el.opened = true;
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await el.updateComplete;
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.inheritsReferenceWidth).to.equal('min');
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});
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it('should override the inheritsWidth prop when no default selected feature is used', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich name="favoriteColor" label="Favorite color" has-no-default-selected>
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<lion-option .choiceValue=${'red'}>Red</lion-option>
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<lion-option .choiceValue=${'hotpink'}>Hotpink</lion-option>
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<lion-option .choiceValue=${'teal'}>Teal</lion-option>
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</lion-select-rich>
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`));
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// The default is min, so we override that behavior here
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// @ts-ignore allow protected access in tests
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el._overlayCtrl.updateConfig({ inheritsReferenceWidth: 'full' });
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el._initialInheritsReferenceWidth = 'full';
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.inheritsReferenceWidth).to.equal('full');
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el.opened = true;
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await el.updateComplete;
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// Opens while hasNoDefaultSelected = true, so we expect an override
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.inheritsReferenceWidth).to.equal('min');
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// Emulate selecting hotpink, it closing, and opening it again
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el.modelValue = 'hotpink';
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el.opened = false;
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await el.updateComplete; // necessary for overlay controller to actually close and re-open
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el.opened = true;
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await el.updateComplete;
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// noDefaultSelected will now flip the override back to what was the initial reference width
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// @ts-ignore allow protected access in tests
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expect(el._overlayCtrl.inheritsReferenceWidth).to.equal('full');
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});
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it('should have singleOption only if there is exactly one option', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20}>Item 2</lion-option>
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</lion-select-rich>
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`));
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expect(el.singleOption).to.be.false;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.singleOption).to.be.false;
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const optionELm = el.formElements[0];
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// @ts-ignore allow protected access in tests
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optionELm.parentNode.removeChild(optionELm);
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el.requestUpdate();
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await el.updateComplete;
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expect(el.singleOption).to.be.true;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.singleOption).to.be.true;
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const newOption = /** @type {LionOption} */ (document.createElement('lion-option'));
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newOption.choiceValue = 30;
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el._inputNode.appendChild(newOption);
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el.requestUpdate();
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await el.updateComplete;
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expect(el.singleOption).to.be.false;
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// @ts-ignore allow protected access in tests
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expect(el._invokerNode.singleOption).to.be.false;
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});
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});
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describe('interaction-mode', () => {
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it('allows to specify an interaction-mode which determines other behaviors', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich interaction-mode="mac"> </lion-select-rich>
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`));
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expect(el.interactionMode).to.equal('mac');
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});
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});
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describe('Keyboard navigation', () => {
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it('opens the listbox with [Enter] key via click handler', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich> </lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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el._invokerNode.click();
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await aTimeout(0);
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expect(el.opened).to.be.true;
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});
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it('opens the listbox with [ ](Space) key via click handler', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich> </lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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el._invokerNode.click();
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await aTimeout(0);
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expect(el.opened).to.be.true;
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});
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it('closes the listbox with [Escape] key once opened', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich opened> </lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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el._listboxNode.dispatchEvent(new KeyboardEvent('keydown', { key: 'Escape' }));
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expect(el.opened).to.be.false;
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});
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it('closes the listbox with [Tab] key once opened', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich opened> </lion-select-rich> `,
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));
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// tab can only be caught via keydown
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// @ts-ignore allow protected access in tests
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el._listboxNode.dispatchEvent(new KeyboardEvent('keydown', { key: 'Tab' }));
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expect(el.opened).to.be.false;
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});
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});
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describe('Mouse navigation', () => {
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it('opens the listbox via click on invoker', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich> </lion-select-rich> `,
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));
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expect(el.opened).to.be.false;
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// @ts-ignore allow protected access in tests
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el._invokerNode.click();
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await nextFrame(); // reflection of click takes some time
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expect(el.opened).to.be.true;
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});
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it('closes the listbox when an option gets clicked', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich opened>
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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</lion-select-rich>
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`));
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expect(el.opened).to.be.true;
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el.formElements[0].click();
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expect(el.opened).to.be.false;
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});
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});
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|
describe('Keyboard navigation Windows', () => {
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it('closes the listbox with [Enter] key once opened', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(
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html` <lion-select-rich opened> </lion-select-rich> `,
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));
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// @ts-ignore allow protected access in tests
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el._listboxNode.dispatchEvent(new KeyboardEvent('keydown', { key: 'Enter' }));
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expect(el.opened).to.be.false;
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});
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});
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describe('Keyboard navigation Mac', () => {
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it('checks active item and closes the listbox with [Enter] key via click handler once opened', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich opened interaction-mode="mac">
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<lion-option .choiceValue=${10}>Item 1</lion-option>
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<lion-option .choiceValue=${20}>Item 2</lion-option>
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</lion-select-rich>
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`));
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// changes active but not checked
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el.activeIndex = 1;
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expect(el.checkedIndex).to.equal(0);
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// @ts-ignore allow protected access in tests
|
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el._listboxNode.dispatchEvent(new KeyboardEvent('keydown', { key: 'Enter' }));
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expect(el.opened).to.be.false;
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expect(el.checkedIndex).to.equal(1);
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});
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it('opens the listbox with [ArrowUp] key', async () => {
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const el = /** @type {LionSelectRich} */ (await fixture(html`
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<lion-select-rich interaction-mode="mac"> </lion-select-rich>
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`));
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el.dispatchEvent(new KeyboardEvent('keyup', { key: 'ArrowUp' }));
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await el.updateComplete;
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expect(el.opened).to.be.true;
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});
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|
|
|
it('opens the listbox with [ArrowDown] key', async () => {
|
|
const el = /** @type {LionSelectRich} */ (await fixture(html`
|
|
<lion-select-rich interaction-mode="mac"> </lion-select-rich>
|
|
`));
|
|
el.dispatchEvent(new KeyboardEvent('keyup', { key: 'ArrowDown' }));
|
|
await el.updateComplete;
|
|
expect(el.opened).to.be.true;
|
|
});
|
|
});
|
|
|
|
describe('Accessibility', () => {
|
|
it('has the right references to its inner elements', async () => {
|
|
const el = /** @type {LionSelectRich} */ (await fixture(html`
|
|
<lion-select-rich label="age">
|
|
<lion-option .choiceValue=${10}>Item 1</lion-option>
|
|
<lion-option .choiceValue=${20}>Item 2</lion-option>
|
|
</lion-select-rich>
|
|
`));
|
|
const { invoker, feedback, label, helpText } = getProtectedMembers(el);
|
|
|
|
expect(invoker.getAttribute('aria-labelledby')).to.contain(label.id);
|
|
expect(invoker.getAttribute('aria-labelledby')).to.contain(invoker.id);
|
|
expect(invoker.getAttribute('aria-describedby')).to.contain(helpText.id);
|
|
expect(invoker.getAttribute('aria-describedby')).to.contain(feedback.id);
|
|
expect(invoker.getAttribute('aria-haspopup')).to.equal('listbox');
|
|
});
|
|
|
|
it('notifies when the listbox is expanded or not', async () => {
|
|
// smoke test for overlay functionality
|
|
const el = /** @type {LionSelectRich} */ (await fixture(
|
|
html` <lion-select-rich> </lion-select-rich> `,
|
|
));
|
|
const { invoker } = getProtectedMembers(el);
|
|
|
|
expect(invoker.getAttribute('aria-expanded')).to.equal('false');
|
|
el.opened = true;
|
|
await el.updateComplete;
|
|
await el.updateComplete; // need 2 awaits as overlay.show is an async function
|
|
|
|
expect(invoker.getAttribute('aria-expanded')).to.equal('true');
|
|
});
|
|
});
|
|
|
|
describe('Use cases', () => {
|
|
it('keeps showing the selected item after a new item has been added in the selectedIndex position', async () => {
|
|
const mySelectContainerTagString = defineCE(
|
|
// @ts-expect-error
|
|
class extends LitElement {
|
|
static get properties() {
|
|
return {
|
|
colorList: Array,
|
|
};
|
|
}
|
|
|
|
constructor() {
|
|
super();
|
|
this.colorList = [
|
|
{
|
|
label: 'Red',
|
|
value: 'red',
|
|
checked: false,
|
|
},
|
|
{
|
|
label: 'Hotpink',
|
|
value: 'hotpink',
|
|
checked: true,
|
|
},
|
|
{
|
|
label: 'Teal',
|
|
value: 'teal',
|
|
checked: false,
|
|
},
|
|
];
|
|
}
|
|
|
|
render() {
|
|
return html`
|
|
<lion-select-rich label="Favorite color" name="color">
|
|
${this.colorList.map(
|
|
colorObj => html`
|
|
<lion-option .modelValue=${{ value: colorObj.value, checked: colorObj.checked }}
|
|
>${colorObj.label}</lion-option
|
|
>
|
|
`,
|
|
)}
|
|
</lion-select-rich>
|
|
`;
|
|
}
|
|
},
|
|
);
|
|
const mySelectContainerTag = unsafeStatic(mySelectContainerTagString);
|
|
const el = /** @type {LionSelectRich} */ (await fixture(html`
|
|
<${mySelectContainerTag}></${mySelectContainerTag}>
|
|
`));
|
|
|
|
const selectRich = /** @type {LionSelectRich} */ (
|
|
/** @type {ShadowRoot} */ (el.shadowRoot).querySelector('lion-select-rich')
|
|
);
|
|
|
|
const { invoker, listbox } = getProtectedMembers(selectRich);
|
|
|
|
expect(selectRich.checkedIndex).to.equal(1);
|
|
expect(selectRich.modelValue).to.equal('hotpink');
|
|
expect(/** @type {LionOption} */ (invoker.selectedElement).value).to.equal('hotpink');
|
|
|
|
const newOption = /** @type {LionOption} */ (document.createElement('lion-option'));
|
|
newOption.modelValue = { checked: false, value: 'blue' };
|
|
newOption.textContent = 'Blue';
|
|
const hotpinkEl = listbox.children[1];
|
|
hotpinkEl.insertAdjacentElement('beforebegin', newOption);
|
|
|
|
expect(selectRich.checkedIndex).to.equal(2);
|
|
expect(selectRich.modelValue).to.equal('hotpink');
|
|
expect(/** @type {LionOption} */ (invoker.selectedElement).value).to.equal('hotpink');
|
|
});
|
|
});
|
|
|
|
describe('Subclassers', () => {
|
|
it('allows to override the type of overlay', async () => {
|
|
const mySelectTagString = defineCE(
|
|
class MySelect extends LionSelectRich {
|
|
// @ts-expect-error
|
|
_defineOverlay({ invokerNode, contentNode, contentWrapperNode }) {
|
|
const ctrl = new OverlayController({
|
|
placementMode: 'global',
|
|
contentNode,
|
|
contentWrapperNode,
|
|
invokerNode,
|
|
});
|
|
this.addEventListener('switch', () => {
|
|
ctrl.updateConfig({ placementMode: 'local' });
|
|
});
|
|
return ctrl;
|
|
}
|
|
},
|
|
);
|
|
|
|
const mySelectTag = unsafeStatic(mySelectTagString);
|
|
|
|
const el = /** @type {LionSelectRich} */ (await fixture(html`
|
|
<${mySelectTag} label="Favorite color" name="color">
|
|
|
|
${Array(2).map(
|
|
(_, i) => html`
|
|
<lion-option .modelValue="${{ value: i, checked: false }}">value ${i}</lion-option>
|
|
`,
|
|
)}
|
|
|
|
</${mySelectTag}>
|
|
`));
|
|
await el.updateComplete;
|
|
// @ts-ignore allow protected member access in tests
|
|
expect(el._overlayCtrl.placementMode).to.equal('global');
|
|
el.dispatchEvent(new Event('switch'));
|
|
// @ts-ignore allow protected member access in tests
|
|
expect(el._overlayCtrl.placementMode).to.equal('local');
|
|
});
|
|
|
|
it('supports putting a placeholder template when there is no default selection initially', async () => {
|
|
const invokerTagName = defineCE(
|
|
class extends LionSelectInvoker {
|
|
_noSelectionTemplate() {
|
|
return html` Please select an option.. `;
|
|
}
|
|
},
|
|
);
|
|
const invokerTag = unsafeStatic(invokerTagName);
|
|
|
|
const selectTagName = defineCE(
|
|
class extends LionSelectRich {
|
|
get slots() {
|
|
return {
|
|
...super.slots,
|
|
invoker: () => document.createElement(invokerTag.d),
|
|
};
|
|
}
|
|
},
|
|
);
|
|
const selectTag = unsafeStatic(selectTagName);
|
|
|
|
const el = /** @type {LionSelectRich} */ (await fixture(html`
|
|
<${selectTag} id="color" name="color" label="Favorite color" has-no-default-selected>
|
|
|
|
<lion-option .choiceValue=${'red'}>Red</lion-option>
|
|
<lion-option .choiceValue=${'hotpink'} disabled>Hotpink</lion-option>
|
|
<lion-option .choiceValue=${'teal'}>Teal</lion-option>
|
|
|
|
</${selectTag}>
|
|
`));
|
|
const { invoker } = getProtectedMembers(el);
|
|
|
|
expect(
|
|
/** @type {ShadowRoot} */ (invoker.shadowRoot).getElementById('content-wrapper'),
|
|
).dom.to.equal(`<div id="content-wrapper">Please select an option..</div>`);
|
|
expect(el.modelValue).to.equal('');
|
|
});
|
|
});
|
|
});
|