@Test
public void EntityHasPair() {

	EntityDefinitionAssembler emAssembler = new EntityDefinitionAssembler();
	EntityDefinition entityDef = emAssembler.open(null, spec1, null);
	assertEquals(1, entityDef.getCustomSpatialPredicatePairCount());
	assertEquals(true, entityDef.hasSpatialPredicatePair(
			SPEC1_LATITUDE.asNode(), SPEC1_LONGITUDE.asNode()));
}