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

Example 96 with Rule

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

the class OWL2ParserTest method irreflexiveObjectPropertyOf.

@Test
public void irreflexiveObjectPropertyOf() {
    // ! :- p(X,X) .
    try {
        OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:IrreflexiveProperty . ");
        int nbRules = 0;
        while (parser.hasNext()) {
            Object o = parser.next();
            if (o instanceof DefaultNegativeConstraint) {
                ++nbRules;
                Rule r = (Rule) o;
                CloseableIteratorWithoutException<Atom> it = r.getBody().iterator();
                Atom b = it.next();
                Assert.assertFalse(it.hasNext());
                Assert.assertEquals(P, b.getPredicate());
                Assert.assertEquals(b.getTerm(0), b.getTerm(1));
            }
        }
        parser.close();
        Assert.assertEquals("Number of assertions found:", 1, nbRules);
    } catch (Exception e) {
        Assert.assertFalse(e.getMessage(), true);
    }
}

Example 97 with Rule

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

the class OWL2ParserTest method subDataRange.

@Test
public void subDataRange() throws OWL2ParserException {
    // p(X,Y) D(Y) :- A(X).
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":A a owl:Class. " + ":D1 a rdfs:Datatype. " + ":D2 a rdfs:Datatype. " + ":D3 a rdfs:Datatype. " + ":p rdf:type owl:DatatypeProperty . " + "[a owl:Restriction; owl:onProperty :p; owl:someValuesFrom [a rdfs:Datatype; owl:unionOf (:D1 :D2 :D3)]] rdfs:subClassOf :A.");
    int nbAssertions = 0;
    while (parser.hasNext()) {
        Object o = parser.next();
        if (!(o instanceof Prefix)) {
            Assert.assertTrue(o instanceof Rule);
            ++nbAssertions;
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 3, nbAssertions);
}

Example 98 with Rule

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

the class OWL2ParserTest method transitiveObjectPropertyOf.

@Test
public void transitiveObjectPropertyOf() {
    // p(X, Z) :- p(X, Y), p(Y, Z).
    try {
        OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:TransitiveProperty . ");
        int nbRules = 0;
        while (parser.hasNext()) {
            Object o = parser.next();
            if (o instanceof Rule) {
                ++nbRules;
                Rule r = (Rule) o;
                CloseableIteratorWithoutException<Atom> it = r.getBody().iterator();
                Atom b1 = (Atom) it.next();
                Atom b2 = (Atom) it.next();
                Assert.assertFalse(it.hasNext());
                it = r.getHead().iterator();
                Atom h = (Atom) it.next();
                Assert.assertFalse(it.hasNext());
                Assert.assertEquals(P, b1.getPredicate());
                Assert.assertEquals(P, b2.getPredicate());
                Assert.assertEquals(P, h.getPredicate());
                Assert.assertTrue(b1.getTerm(0).equals(b2.getTerm(1)) || b1.getTerm(1).equals(b2.getTerm(0)));
                Assert.assertTrue(h.getTerm(0).equals(b1.getTerm(0)) || h.getTerm(0).equals(b2.getTerm(0)));
                Assert.assertTrue(h.getTerm(1).equals(b1.getTerm(1)) || h.getTerm(1).equals(b2.getTerm(1)));
            }
        }
        parser.close();
        Assert.assertEquals("Number of assertions found:", 1, nbRules);
    } catch (Exception e) {
        Assert.assertFalse(e.getMessage(), true);
    }
}

Example 99 with Rule

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

the class OWL2ParserTest method dataRangeUnionOf.

@Test
public void dataRangeUnionOf() throws OWL2ParserException {
    // D(Y) :- p(X, Y).
    OWL2Parser parser = new OWL2Parser(PREFIXES + ":p rdf:type owl:DatatypeProperty . " + ":D1 a rdfs:Datatype." + ":D2 a rdfs:Datatype." + ":p rdfs:range [a rdfs:Datatype; owl:complementOf [a rdfs:Datatype; owl:unionOf ( :D1 :D2 ) ]] .");
    int nbAssertions = 0;
    while (parser.hasNext()) {
        Object o = parser.next();
        if (!(o instanceof Prefix)) {
            Assert.assertTrue(o instanceof Rule);
            ++nbAssertions;
        }
    }
    parser.close();
    Assert.assertEquals("Number of assertions found:", 2, nbAssertions);
}

Example 100 with Rule

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

the class DlgpParserTest method parseRule.

// /////////////////////////////////////////////////////////////////////////
// RULE
// /////////////////////////////////////////////////////////////////////////
@Test
public void parseRule() throws ParseException {
    Rule r = DlgpParser.parseRule("p(X,Y) :- q(X,Z).");
    Atom body = r.getBody().iterator().next();
    Assert.assertTrue(body.getTerm(0).isVariable());
    Assert.assertTrue(body.getTerm(1).isVariable());
    Atom head = r.getHead().iterator().next();
    Assert.assertTrue(head.getTerm(0).isVariable());
    Assert.assertTrue(head.getTerm(1).isVariable());
}