Examples with ConjunctiveQuery fr.lirmm.graphik.graal.api.core.ConjunctiveQuery used on opensource projects

Example 66 with ConjunctiveQuery

use of fr.lirmm.graphik.graal.api.core.ConjunctiveQuery in project graal by graphik-team.

the class LiteralsTest method doubleType.

@Theory
public void doubleType(AtomSet store) throws Exception {
    Atom a = DlgpParser.parseAtom("<AGE>(a,5.2E20).");
    store.add(a);
    ConjunctiveQuery q = new DefaultConjunctiveQuery(new LinkedListAtomSet(a), Collections.<Term>emptyList());
    Assert.assertTrue(SmartHomomorphism.instance().execute(q, store).hasNext());
    Atom b = store.iterator().next();
    Assert.assertEquals(a, b);
}

Example 67 with ConjunctiveQuery

use of fr.lirmm.graphik.graal.api.core.ConjunctiveQuery in project graal by graphik-team.

the class LiteralsTest method booleanType.

@Theory
public void booleanType(AtomSet store) throws Exception {
    Atom a = DlgpParser.parseAtom("<IS_HUMAN>(a,true).");
    store.add(a);
    ConjunctiveQuery q = new DefaultConjunctiveQuery(new LinkedListAtomSet(a), Collections.<Term>emptyList());
    Assert.assertTrue(SmartHomomorphism.instance().execute(q, store).hasNext());
    Atom b = store.iterator().next();
    Assert.assertEquals(a, b);
}

Example 68 with ConjunctiveQuery

use of fr.lirmm.graphik.graal.api.core.ConjunctiveQuery in project graal by graphik-team.

the class LiteralsTest method stringType.

@Theory
public void stringType(AtomSet store) throws Exception {
    Atom a = DlgpParser.parseAtom("<NAME>(a,\"john\").");
    store.add(a);
    ConjunctiveQuery q = new DefaultConjunctiveQuery(new LinkedListAtomSet(a), Collections.<Term>emptyList());
    Assert.assertTrue(SmartHomomorphism.instance().execute(q, store).hasNext());
    Atom b = store.iterator().next();
    Assert.assertEquals(a, b);
}

Example 69 with ConjunctiveQuery

use of fr.lirmm.graphik.graal.api.core.ConjunctiveQuery in project graal by graphik-team.

the class LiteralsTest method decimalType.

@Theory
public void decimalType(AtomSet store) throws Exception {
    Atom a = DlgpParser.parseAtom("<AGE>(a,-5.1).");
    store.add(a);
    ConjunctiveQuery q = new DefaultConjunctiveQuery(new LinkedListAtomSet(a), Collections.<Term>emptyList());
    Assert.assertTrue(SmartHomomorphism.instance().execute(q, store).hasNext());
    Atom b = store.iterator().next();
    Assert.assertEquals(a, b);
}

Example 70 with ConjunctiveQuery

use of fr.lirmm.graphik.graal.api.core.ConjunctiveQuery in project graal by graphik-team.

the class ConjunctiveQuery2Test method tttFalseQueryTest.

/**
 * Test a boolean query
 */
@Theory
public void tttFalseQueryTest(Homomorphism<ConjunctiveQuery, AtomSet> h, AtomSet store) {
    try {
        store.addAll(DlgpParser.parseAtomSet("<P>(a,b),<P>(b,c),<Q>(a,c),<Q>(d,c)."));
        ConjunctiveQuery query = DlgpParser.parseQuery("?(X,Y) :- <Q>(a,f),<P>(X,Y).");
        CloseableIterator<Substitution> subReader;
        subReader = h.execute(query, store);
        Assert.assertFalse(subReader.hasNext());
        subReader.close();
    } catch (Exception e) {
        Assert.assertTrue(e.getMessage(), false);
    }
}