@Test
public void testGetURIs() throws Exception {

    NamespaceRegistry delegate = mock(NamespaceRegistry.class);
    NamespaceRegistryFacade facade = getFacade(delegate);
    final String[] uris = new String[]{"jcr", "nt", "oak"};
    when(delegate.getURIs()).thenReturn(uris);
    assertSame("should be same", uris, facade.getURIs());
}