@Test
public void testIsAccepted() {

    DependencyGraph graph = DependencyGraphFactory.createGraph();
    Node n1 = graph.getOrCreateNodeByName("v1");
    Node n2 = graph.getOrCreateNodeByName("v2");
    Node n3 = graph.getOrCreateNodeByName("v3");
    graph.addDependency(n1, n2, DependencyType.READ_ONLY);
    graph.addDependency(n1, n3, DependencyType.CREATE);
    NodeHasIncomingDependencyTypeFilter filter = new NodeHasIncomingDependencyTypeFilter(graph, DependencyType.CREATE);
    assertThat(filter.isAccepted(n1), is(false));
    assertThat(filter.isAccepted(n2), is(false));
    assertThat(filter.isAccepted(n3), is(true));
}