gitea/web_src/js/utils/dom.test.ts

35 lines
1.6 KiB
TypeScript

import {createElementFromAttrs, createElementFromHTML, queryElemChildren, querySingleVisibleElem} from './dom.ts';
test('createElementFromHTML', () => {
expect(createElementFromHTML('<a>foo<span>bar</span></a>').outerHTML).toEqual('<a>foo<span>bar</span></a>');
expect(createElementFromHTML('<tr data-x="1"><td>foo</td></tr>').outerHTML).toEqual('<tr data-x="1"><td>foo</td></tr>');
});
test('createElementFromAttrs', () => {
const el = createElementFromAttrs('button', {
id: 'the-id',
class: 'cls-1 cls-2',
disabled: true,
checked: false,
required: null,
tabindex: 0,
'data-foo': 'the-data',
}, 'txt', createElementFromHTML('<span>inner</span>'));
expect(el.outerHTML).toEqual('<button id="the-id" class="cls-1 cls-2" disabled="" tabindex="0" data-foo="the-data">txt<span>inner</span></button>');
});
test('querySingleVisibleElem', () => {
let el = createElementFromHTML('<div><span>foo</span></div>');
expect(querySingleVisibleElem(el, 'span').textContent).toEqual('foo');
el = createElementFromHTML('<div><span style="display: none;">foo</span><span>bar</span></div>');
expect(querySingleVisibleElem(el, 'span').textContent).toEqual('bar');
el = createElementFromHTML('<div><span>foo</span><span>bar</span></div>');
expect(() => querySingleVisibleElem(el, 'span')).toThrowError('Expected exactly one visible element');
});
test('queryElemChildren', () => {
const el = createElementFromHTML('<div><span class="a">a</span><span class="b">b</span></div>');
const children = queryElemChildren(el, '.a');
expect(children.length).toEqual(1);
});