@Test
public void testBusHubIterator() {

	initTest();
	BusHub hub1 = this.network.addBusHub("HUB1", this.stop1, this.stop2); //$NON-NLS-1$
	BusHub hub2 = this.network.addBusHub("HUB2", this.stop3, this.stop4); //$NON-NLS-1$
	Iterator<BusHub> iterator = this.network.busHubIterator();
	assertSame(hub1, iterator.next());
	assertSame(hub2, iterator.next());
	assertFalse(iterator.hasNext());
}