lion/packages/overlays/test/utils-tests/deep-contains.test.js

66 lines
2.9 KiB
JavaScript

import { expect, fixture } from '@open-wc/testing';
import { html } from '@lion/core';
import { deepContains } from '../../src/utils/deep-contains.js';
describe('deepContains()', () => {
it('returns true if element contains a target element with a shadow boundary in between', async () => {
const shadowElement = /** @type {HTMLElement} */ (await fixture('<div id="shadow"></div>'));
const shadowRoot = shadowElement.attachShadow({ mode: 'open' });
shadowRoot.innerHTML = `
<button id="el-1">Button</button>
<a id="el-2" href="#foo">Href</a>
<input id="el-3">
`;
const shadowElementChild = /** @type {HTMLElement} */ (shadowRoot.querySelector('#el-1'));
const element = /** @type {HTMLElement} */ (await fixture(html`
<div id="light">
${shadowElement}
<button id="light-el-1"></button>
</div>
`));
const lightEl = /** @type {HTMLElement} */ (element.querySelector('#light-el-1'));
expect(deepContains(element, shadowElement)).to.be.true;
expect(deepContains(element, shadowElementChild)).to.be.true;
expect(deepContains(element, lightEl)).to.be.true;
expect(deepContains(shadowElement, shadowElement)).to.be.true;
expect(deepContains(shadowElement, shadowElementChild)).to.be.true;
expect(deepContains(shadowRoot, shadowElementChild)).to.be.true;
});
it('returns true if element contains a target element with a shadow boundary in between, for multiple shadowroots', async () => {
const shadowElement = /** @type {HTMLElement} */ (await fixture('<div id="shadow"></div>'));
const shadowRoot = shadowElement.attachShadow({ mode: 'open' });
shadowRoot.innerHTML = `
<button id="el-1">Button</button>
<a id="el-2" href="#foo">Href</a>
<input id="el-3">
`;
const shadowElement2 = /** @type {HTMLElement} */ (await fixture('<div id="shadow2"></div>'));
const shadowRoot2 = shadowElement2.attachShadow({ mode: 'open' });
shadowRoot2.innerHTML = `
<button id="el-1">Button</button>
<a id="el-2" href="#foo">Href</a>
<input id="el-3">
`;
const shadowElementChild = /** @type {HTMLElement} */ (shadowRoot.querySelector('#el-2'));
const shadowElementChild2 = /** @type {HTMLElement} */ (shadowRoot2.querySelector('#el-2'));
const element = /** @type {HTMLElement} */ (await fixture(html`
<div id="light">
${shadowElement} ${shadowElement2}
<button id="light-el-1"></button>
</div>
`));
expect(deepContains(element, shadowElementChild)).to.be.true;
expect(deepContains(shadowElement, shadowElementChild)).to.be.true;
expect(deepContains(shadowRoot, shadowElementChild)).to.be.true;
expect(deepContains(element, shadowElementChild2)).to.be.true;
expect(deepContains(shadowElement2, shadowElementChild2)).to.be.true;
expect(deepContains(shadowRoot2, shadowElementChild2)).to.be.true;
});
});