Examples with Match ai.grakn.graql.Match used on opensource projects

Example 81 with Match

use of ai.grakn.graql.Match in project grakn by graknlabs.

the class MatchTest method whenQueryingForSameRoleTwice_DoNotReturnDuplicateRolePlayers.

@Test
public void whenQueryingForSameRoleTwice_DoNotReturnDuplicateRolePlayers() {
    Match query = qb.match(var().rel("cluster-of-production", x).rel("cluster-of-production", y));
    query.forEach(result -> {
        assertNotEquals(result.get(x), result.get(y));
    });
}

Example 82 with Match

use of ai.grakn.graql.Match in project grakn by graknlabs.

the class MatchTest method testNameQuery.

@Test
public void testNameQuery() {
    Match query = qb.match(x.has("title", "Godfather"));
    assertThat(query, variable(x, contains(godfather)));
}

Example 83 with Match

use of ai.grakn.graql.Match in project grakn by graknlabs.

the class MatchTest method whenQueryingForSuperRoleType_ReturnResults.

@Test
public void whenQueryingForSuperRoleType_ReturnResults() {
    Match query = qb.match(var().rel("role", x).rel(y));
    assertExists(query);
}

Example 84 with Match

use of ai.grakn.graql.Match in project grakn by graknlabs.

the class MatchTest method whenQueryingForSuperRelationType_ReturnResults.

@Test
public void whenQueryingForSuperRelationType_ReturnResults() {
    Match query = qb.match(var().isa(Schema.MetaSchema.RELATIONSHIP.getLabel().getValue()).rel(x).rel(y));
    assertExists(query);
}

Example 85 with Match

use of ai.grakn.graql.Match in project grakn by graknlabs.

the class MatchTest method testAllGreaterThanResources.

@Test
public void testAllGreaterThanResources() {
    Match query = qb.match(x.val(gt(y)));
    assertThat(query, iterableWithSize(greaterThan(10)));
    query.forEach(result -> {
        Comparable cx = (Comparable) result.get(x).asAttribute().getValue();
        Comparable cy = (Comparable) result.get(y).asAttribute().getValue();
        assertThat(cx, greaterThan(cy));
    });
}