@Before
public void createGraph() {
graph = new SimpleMGraph();
graph.add(TripleUtil.uriTriple("S1", "P1", "01"));
graph.add(TripleUtil.uriTriple("S1", "P1", "02"));
graph.add(TripleUtil.uriTriple("S2", "P1", "01"));
graph.add(TripleUtil.uriTriple("S2", "P1", "02"));
graph.add(TripleUtil.uriTriple("S3", "P1", "01"));
graph.add(TripleUtil.uriTriple("S4", "P1", "02"));
}
@Test
public void basicTest() throws Exception {
final TripleMatcherGroupImpl group = new TripleMatcherGroupImpl(true, "no description");
assertEquals(
"Empty matcher group should find nothing",
0,
group.getMatchingSubjects(graph.getGraph()).size());
// Add two matchers, only S1 and S2 match all of them
group.addMatcher(new TripleMatcherImpl("P1 URI 01"));
group.addMatcher(new TripleMatcherImpl("P1 URI 02"));
final Set<UriRef> actual = group.getMatchingSubjects(graph.getGraph());
final Set<UriRef> expected = TripleUtil.uriRefSet("S1", "S2");
assertEquals(
"Size of results " + actual + " matches " + expected, expected.size(), actual.size());
assertTrue(
"Content of results " + actual + " matches " + expected, expected.containsAll(actual));
}