assertThat(
ReflectionUtils.isSuccessorOf(
dsDirectFields.get(1).getObject(),
"com.smartgwt.client.data.fields.DataSourceDateField")).isTrue();
//
AbstractArrayObjectInfo objectFieldsInfo =
dataSource.getChildren(AbstractArrayObjectInfo.class).get(0);
assertThat(objectFieldsInfo.getItems().size()).isEqualTo(1);
assertThat(objectFieldsInfo.getChildren(DataSourceFieldInfo.class).size()).isEqualTo(0);
}