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

Example 61 with Match

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

the class MatchTest method testMatchAll.

@Test
public void testMatchAll() {
    Match query = qb.match(x);
    // Make sure there a reasonable number of results
    assertThat(query, iterableWithSize(greaterThan(10)));
    // Make sure results never contain shards
    assertThat(query, variable(x, everyItem(not(isShard()))));
}

Example 62 with Match

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

the class MatchTest method whenQueryingForRole_ResultContainsAllValidRoles.

@Test
public void whenQueryingForRole_ResultContainsAllValidRoles() {
    // TODO: reasoner is not able to decompose and parse it correctly
    Match query = qb.infer(false).match(var().rel(x, var().has("name", "Michael Corleone")));
    assertThat(query, variable(x, containsInAnyOrder(role("role"), role("character-being-played"), role("@has-name-owner"))));
}

Example 63 with Match

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

the class MatchTest method testRelatedToSelf.

@Test
public void testRelatedToSelf() {
    Match query = qb.match(var().rel(x).rel(x).rel(x));
    assertThat(query, emptyIterable());
}

Example 64 with Match

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

the class MatchTest method testPredicateQuery2.

@Test
public void testPredicateQuery2() {
    Match query = qb.match(x.isa("movie").has("title", t), or(and(t.val(lte("Juno")), t.val(gte("Godfather")), t.val(neq("Heat"))), t.val("The Muppets")));
    assertThat(query, variable(x, containsInAnyOrder(hocusPocus, godfather, theMuppets)));
}

Example 65 with Match

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

the class MatchTest method testIsResource.

@Test
public void testIsResource() {
    Match query = qb.match(x.isa(Schema.MetaSchema.ATTRIBUTE.getLabel().getValue())).limit(10);
    assertThat(query, iterableWithSize(10));
    assertThat(query, variable(x, everyItem(hasType(resource))));
}