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enviPy-bayer/static/js/ketcher2/node_modules/font-face-observer/test/dom_spec.js
2025-06-23 20:13:54 +02:00

64 lines
1.7 KiB
JavaScript

describe('dom', function () {
var dom = require('../src/dom');
var jsdom = require('jsdom').jsdom;
beforeEach(function() {
document = jsdom('<html><head></head><body></body></html>');
});
describe('createElement', function () {
it('creates an element', function () {
expect(dom.createElement('div'), 'not to be null');
expect(dom.createElement('div').nodeName, 'to equal', 'DIV');
});
});
describe('createText', function () {
it('creates a text node', function () {
expect(dom.createText('hello'), 'not to be null');
expect(dom.createText('world').textContent, 'to equal', 'world');
});
});
describe('style', function () {
it('sets the style', function () {
var el = dom.createElement('div');
dom.style(el, 'font-size:12px');
expect(el.style.fontSize, 'to equal', '12px');
});
});
describe('append', function () {
it('adds a child node', function () {
var parent = dom.createElement('div');
dom.append(parent, dom.createElement('div'));
expect(parent.childNodes.length, 'to equal', 1);
dom.append(parent, dom.createElement('div'));
expect(parent.childNodes.length, 'to equal', 2);
});
});
describe('remove', function () {
it('removes child nodes', function () {
var parent = dom.createElement('div'),
child1 = dom.createElement('div'),
child2 = dom.createElement('div');
dom.append(parent, child1);
dom.append(parent, child2);
dom.remove(parent, child1);
expect(parent.childNodes.length, 'to equal', 1);
dom.remove(parent, child2);
expect(parent.childNodes.length, 'to equal', 0);
});
});
});