@Test
public void testRemoveAllBusLines() {

	initTest();
	assertTrue(this.network.isValidPrimitive());
	this.eventHandler.clear();
	assertEquals(2, this.network.size());
	this.network.removeAllBusLines();
	assertEquals(0, this.network.size());
	assertFalse(this.network.isValidPrimitive());
	this.eventHandler.assertBusChangedEvent(BusChangeEventType.VALIDITY, this.network);
	this.eventHandler.assertBusShapeChangedEvent(BusChangeEventType.ALL_LINES_REMOVED, this.network);
	this.eventHandler.assertNoBusShapeAttrChangedEvent();
}