/** Check that the standard reifier will note, but not hide, reification quads. */
public void testStandard() {
Graph g = getGraph();
assertFalse(ReifierStd.hasTriple(g, triple("s p o")));
g.add(NodeCreateUtils.createTriple("x rdf:subject s"));
assertEquals(1, g.size());
g.add(NodeCreateUtils.createTriple("x rdf:predicate p"));
assertEquals(2, g.size());
g.add(NodeCreateUtils.createTriple("x rdf:object o"));
assertEquals(3, g.size());
g.add(NodeCreateUtils.createTriple("x rdf:type rdf:Statement"));
assertEquals(4, g.size());
assertTrue(ReifierStd.hasTriple(g, triple("s p o")));
}
/** Test that the Standard reifier will expose implicit quads arising from reifyAs(). */
public void testStandardExplode() {
Graph g = getGraph();
ReifierStd.reifyAs(g, node("a"), triple("p Q r"));
Graph r = Factory.createDefaultGraph();
graphAdd(r, "a rdf:type rdf:Statement; a rdf:subject p; a rdf:predicate Q; a rdf:object r");
assertEquals(4, g.size());
assertIsomorphic(r, g);
}
public void testQuadRemove() {
Graph g = getGraph();
assertEquals(0, g.size());
Triple s = NodeCreateUtils.createTriple("x rdf:subject s");
Triple p = NodeCreateUtils.createTriple("x rdf:predicate p");
Triple o = NodeCreateUtils.createTriple("x rdf:object o");
Triple t = NodeCreateUtils.createTriple("x rdf:type rdf:Statement");
g.add(s);
g.add(p);
g.add(o);
g.add(t);
assertEquals(4, g.size());
g.delete(s);
g.delete(p);
g.delete(o);
g.delete(t);
assertEquals(0, g.size());
}
@Override
public int size() {
return base.size();
}