/*
* Copyright 2014-2017 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.data.mongodb.core.aggregation;
import static org.hamcrest.CoreMatchers.*;
import static org.junit.Assert.*;
import static org.springframework.data.mongodb.core.aggregation.Aggregation.*;
import org.bson.Document;
import org.junit.Before;
import org.junit.Test;
/**
* Unit tests for {@link AggregationOptions}.
*
* @author Thomas Darimont
* @author Mark Paluch
* @author Christoph Strobl
* @since 1.6
*/
public class AggregationOptionsTests {
AggregationOptions aggregationOptions;
@Before
public void setup() {
aggregationOptions = newAggregationOptions().explain(true) //
.cursorBatchSize(1) //
.allowDiskUse(true) //
.build();
}
@Test // DATAMONGO-960
public void aggregationOptionsBuilderShouldSetOptionsAccordingly() {
assertThat(aggregationOptions.isAllowDiskUse(), is(true));
assertThat(aggregationOptions.isExplain(), is(true));
assertThat(aggregationOptions.getCursor().get(), is(new Document("batchSize", 1)));
}
@Test // DATAMONGO-1637
public void shouldInitializeFromDocument() {
Document document = new Document();
document.put("cursor", new Document("batchSize", 1));
document.put("explain", true);
document.put("allowDiskUse", true);
aggregationOptions = AggregationOptions.fromDocument(document);
assertThat(aggregationOptions.isAllowDiskUse(), is(true));
assertThat(aggregationOptions.isExplain(), is(true));
assertThat(aggregationOptions.getCursor().get(), is(new Document("batchSize", 1)));
assertThat(aggregationOptions.getCursorBatchSize(), is(1));
}
@Test // DATAMONGO-960
public void aggregationOptionsToString() {
assertThat(aggregationOptions.toDocument(),
is(Document.parse("{ \"allowDiskUse\" : true , \"explain\" : true , \"cursor\" : { \"batchSize\" : 1}}")));
}
}