Function begin

test/src/5_UIPack/UI Pack Callbacks.ts:19–23

(elements)

	assert.expect(3);
	Velocity($targets, "transition.bounceIn", {
		begin(elements) {
			assert.deepEqual(elements, $targets, "Begin callback returned.");

			done();
		},
		complete(elements) {
			assert.deepEqual(elements, $targets, "Complete callback returned.");