Iterator it = rem.edges();
for ( int i=0; it.hasNext(); ++i ) {
edges[i] = (Edge)it.next();
}
assertEquals(true, g.removeNode(rem));
assertEquals(false, rem.isValid());
Iterator nodes = g.nodes();
while ( nodes.hasNext() ) {
assertEquals(cliqueSize-2, ((Node)nodes.next()).getDegree());