Examples with EntityProtoComparator com.google.appengine.api.datastore.EntityProtoComparators.EntityProtoComparator used on opensource projects

Example 6 with EntityProtoComparator

use of com.google.appengine.api.datastore.EntityProtoComparators.EntityProtoComparator in project appengine-java-standard by GoogleCloudPlatform.

the class EntityComparatorTests method testDefaultSortWithInequality.

@Test
public void testDefaultSortWithInequality() {
    // if no sorts provided we end up with the default sort
    List<Order> orders = Lists.newArrayList();
    Filter filter = new Filter().setOp(Operator.GREATER_THAN);
    String ineq = "ineq";
    filter.addProperty().setName(ineq).getMutableValue().setInt64Value(0);
    List<Filter> filters = Arrays.asList(filter);
    // Should default to having the ineq prop first that key asc
    EntityProtoComparator epc = new EntityProtoComparator(orders, filters);
    assertThat(epc.orders).hasSize(2);
    assertThat(epc.orders.get(0).getProperty()).isEqualTo(ineq);
    assertThat(epc.orders.get(0).getDirectionEnum()).isEqualTo(Direction.ASCENDING);
    assertThat(epc.orders.get(1)).isEqualTo(KEY_ASC_ORDER);
    // if a sort a non-key field is provided we add the default sort to the
    // end.
    orders.add(new Order().setProperty(ineq).setDirection(Direction.DESCENDING));
    epc = new EntityProtoComparator(orders, filters);
    assertThat(epc.orders).hasSize(2);
    assertThat(epc.orders.get(0).getProperty()).isEqualTo(ineq);
    assertThat(epc.orders.get(0).getDirectionEnum()).isEqualTo(Direction.DESCENDING);
    assertThat(epc.orders.get(1)).isEqualTo(KEY_ASC_ORDER);
    // if we explicitly ad the default sort to the end we don't end up with
    // more than one default sort
    orders.add(KEY_ASC_ORDER);
    epc = new EntityProtoComparator(orders);
    assertThat(epc.orders).hasSize(2);
    assertThat(epc.orders.get(0).getProperty()).isEqualTo(ineq);
    assertThat(epc.orders.get(0).getDirectionEnum()).isEqualTo(Direction.DESCENDING);
    assertThat(epc.orders.get(1)).isEqualTo(KEY_ASC_ORDER);
}