/*
* Copyright 2011-2017 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;
import static org.hamcrest.core.IsEqual.*;
import static org.junit.Assert.*;
import static org.mockito.Mockito.*;
import static org.springframework.data.mongodb.core.query.Criteria.*;
import static org.springframework.data.mongodb.core.query.Query.*;
import java.util.concurrent.TimeUnit;
import org.bson.Document;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.ArgumentCaptor;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnitRunner;
import org.springframework.data.mongodb.MongoDbFactory;
import org.springframework.data.mongodb.core.MongoTemplate.QueryCursorPreparer;
import org.springframework.data.mongodb.core.query.BasicQuery;
import org.springframework.data.mongodb.core.query.Meta;
import org.springframework.data.mongodb.core.query.Query;
import com.mongodb.client.FindIterable;
/**
* Unit tests for {@link QueryCursorPreparer}.
*
* @author Oliver Gierke
* @author Christoph Strobl
* @author Mark Paluch
*/
@RunWith(MockitoJUnitRunner.class)
public class QueryCursorPreparerUnitTests {
@Mock MongoDbFactory factory;
@Mock MongoExceptionTranslator exceptionTranslatorMock;
@Mock FindIterable<Document> cursor;
@Mock FindIterable<Document> cursorToUse;
@Before
public void setUp() {
when(factory.getExceptionTranslator()).thenReturn(exceptionTranslatorMock);
when(cursor.modifiers(any(Document.class))).thenReturn(cursor);
when(cursor.noCursorTimeout(anyBoolean())).thenReturn(cursor);
when(cursor.collation(any())).thenReturn(cursor);
}
@Test // DATAMONGO-185
public void appliesHintsCorrectly() {
Query query = query(where("foo").is("bar")).withHint("hint");
prepare(query);
ArgumentCaptor<Document> captor = ArgumentCaptor.forClass(Document.class);
verify(cursor).modifiers(captor.capture());
assertThat(captor.getValue(), equalTo(new Document("$hint", "hint")));
}
@Test // DATAMONGO-957
public void doesNotApplyMetaWhenEmpty() {
Query query = query(where("foo").is("bar"));
query.setMeta(new Meta());
prepare(query);
verify(cursorToUse, never()).modifiers(any(Document.class));
}
@Test // DATAMONGO-957
public void appliesMaxScanCorrectly() {
Query query = query(where("foo").is("bar")).maxScan(100);
prepare(query);
ArgumentCaptor<Document> captor = ArgumentCaptor.forClass(Document.class);
verify(cursor).modifiers(captor.capture());
assertThat(captor.getValue(), equalTo(new Document("$maxScan", 100L)));
}
@Test // DATAMONGO-957
public void appliesMaxTimeCorrectly() {
Query query = query(where("foo").is("bar")).maxTime(1, TimeUnit.SECONDS);
prepare(query);
ArgumentCaptor<Document> captor = ArgumentCaptor.forClass(Document.class);
verify(cursor).modifiers(captor.capture());
assertThat(captor.getValue(), equalTo(new Document("$maxTimeMS", 1000L)));
}
@Test // DATAMONGO-957
public void appliesCommentCorrectly() {
Query query = query(where("foo").is("bar")).comment("spring data");
prepare(query);
ArgumentCaptor<Document> captor = ArgumentCaptor.forClass(Document.class);
verify(cursor).modifiers(captor.capture());
assertThat(captor.getValue(), equalTo(new Document("$comment", "spring data")));
}
@Test // DATAMONGO-957
public void appliesSnapshotCorrectly() {
Query query = query(where("foo").is("bar")).useSnapshot();
prepare(query);
ArgumentCaptor<Document> captor = ArgumentCaptor.forClass(Document.class);
verify(cursor).modifiers(captor.capture());
assertThat(captor.getValue(), equalTo(new Document("$snapshot", true)));
}
@Test // DATAMONGO-1480
public void appliesNoCursorTimeoutCorrectly() {
Query query = query(where("foo").is("bar")).noCursorTimeout();
prepare(query);
verify(cursor).noCursorTimeout(eq(true));
}
@Test // DATAMONGO-1518
public void appliesCollationCorrectly() {
prepare(new BasicQuery("{}").collation(Collation.of("fr")));
verify(cursor).collation(eq(com.mongodb.client.model.Collation.builder().locale("fr").build()));
}
private FindIterable<Document> prepare(Query query) {
CursorPreparer preparer = new MongoTemplate(factory).new QueryCursorPreparer(query, null);
return preparer.prepare(cursor);
}
}