office-ui-fabric-react/lib-amd/utilities/dom.test.js

Reusable React components for building experiences for Office 365.

define(["require", "exports", './dom'], function (require, exports, dom_1) {
    "use strict";
    var expect = chai.expect;
    var unattachedSvg = document.createElement('svg');
    var unattachedDiv = document.createElement('div');
    var parentDiv = document.createElement('div');
    var childDiv = document.createElement('div');
    parentDiv.appendChild(childDiv);
    describe('elementContains', function () {
        it('can find a child', function () {
            expect(dom_1.elementContains(parentDiv, childDiv)).equals(true);
        });
        it('can return false on an unattached child', function () {
            expect(dom_1.elementContains(parentDiv, unattachedDiv)).equals(false);
        });
        it('can return false on a null child', function () {
            expect(dom_1.elementContains(parentDiv, null)).equals(false);
        });
        it('can return false on a null parent', function () {
            expect(dom_1.elementContains(null, null)).equals(false);
        });
        it('can return false when parent is an svg', function () {
            expect(dom_1.elementContains(unattachedSvg, unattachedDiv)).equals(false);
        });
    });
    describe('getParent', function () {
        it('returns correct parent for inner SVG elements', function () {
            var childSvg = document.createElement('svg');
            var svgRectangle = document.createElement('rect');
            childSvg.appendChild(svgRectangle);
            parentDiv.appendChild(childSvg);
            expect(dom_1.getParent(svgRectangle)).equals(childSvg);
            expect(dom_1.getParent(childSvg)).equals(parentDiv);
        });
    });
});