awesomplete/test/api/gotoSpec.js

http://leaverou.github.io/awesomplete/

describe("awesomplete.goto", function () {

	$.fixture("plain");

	subject(function () {
		return new Awesomplete("#plain", { list: ["item1", "item2", "item3"] });
	});

	def("lastIndex", function () { return this.subject.ul.children.length - 1 });

	beforeEach(function () {
		$.type(this.subject.input, "ite");
	});

	it("clears previous aria-selected", function () {
		this.subject.goto(0);
		this.subject.goto(this.lastIndex);

		expect(this.subject.ul.children[0].getAttribute("aria-selected")).toBe("false");
	});

	it("goes to first item", function () {
		this.subject.goto(0);
		expect(this.subject.index).toBe(0);
	});

	it("goes to last item", function () {
		this.subject.goto(this.lastIndex);
		expect(this.subject.index).toBe(this.lastIndex);
	});

	it("fires awesomplete-highlight event", function () {
		var handler = $.spyOnEvent(this.subject.input, "awesomplete-highlight");
		this.subject.goto(1);

		expect(handler).toHaveBeenCalledWith(
			jasmine.objectContaining({
				text: jasmine.objectContaining({ label: "item2", value: "item2" })
			})
		);
	});

	describe("with item index > -1", function () {
		beforeEach(function () {
			this.subject.goto(0);
		});

		it("sets aria-selected", function () {
			expect(this.subject.ul.children[0].getAttribute("aria-selected")).toBe("true");
		});
	});

});