@Test
public void addGraph_overlap() {
UndirectedGraph<Integer, String> graph = Graphs.createUndirected(immutableGraph.config());
populateInputGraph(graph);
// Add an edge that is in 'graph' (overlap)
builder.addEdge(E12, N1, N2);
builder.addGraph(graph);
assertThat(builder.build()).isEqualTo(graph);
}
@Override
public ImmutableUndirectedGraph<Integer, String> createGraph() {
builder = ImmutableUndirectedGraph.builder(Graphs.config().noSelfLoops());
return builder.build();
}