39 lines
1.2 KiB
JavaScript
39 lines
1.2 KiB
JavaScript
/*= require extensions/element */
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(() => {
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describe('Element extensions', function () {
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beforeEach(() => {
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this.element = document.createElement('ul');
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});
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describe('matches', () => {
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it('returns true if element matches the selector', () => {
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expect(this.element.matches('ul')).toBeTruthy();
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});
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it("returns false if element doesn't match the selector", () => {
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expect(this.element.matches('.not-an-element')).toBeFalsy();
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});
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});
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describe('closest', () => {
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beforeEach(() => {
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this.childElement = document.createElement('li');
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this.element.appendChild(this.childElement);
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});
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it('returns the closest parent that matches the selector', () => {
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expect(this.childElement.closest('ul').toString()).toBe(this.element.toString());
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});
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it('returns itself if it matches the selector', () => {
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expect(this.childElement.closest('li').toString()).toBe(this.childElement.toString());
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});
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it('returns undefined if nothing matches the selector', () => {
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expect(this.childElement.closest('.no-an-element')).toBeFalsy();
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});
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});
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});
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})();
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