{
VertexID id = VertexID.parseID("N100789");
Assert.assertEquals(VertKind.NEGATIVE,id.getKind());
Assert.assertEquals("N100789",id.toString());
Assert.assertEquals(100789, id.getIntegerID());
Assert.assertEquals(-100789, id.toInt());
}
/** Tests that it is not possible to create an invalid VertexID. */
@SuppressWarnings("unused")