/*
* Copyright (c) 2008-2014 MongoDB, Inc.
*
* 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 com.mongodb.acceptancetest.crud;
import com.mongodb.client.DatabaseTestCase;
import com.mongodb.client.model.CountOptions;
import com.mongodb.client.model.UpdateOptions;
import org.bson.Document;
import org.junit.Test;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertThat;
/**
* This acceptance test demonstrates the use and expected behaviour of the update() and updateOne() methods.
*
* @since 3.0
*/
public class UpdateAcceptanceTest extends DatabaseTestCase {
@Test
public void shouldSetANewFieldOnAnExistingDocument() {
// given
Document originalDocument = new Document("_id", 1);
collection.insertOne(originalDocument);
// when
collection.updateOne(new Document("_id", 1), new Document("$set", new Document("x", 2)));
// then
assertThat(collection.count(), is(1L));
Document expectedDocument = new Document("_id", 1).append("x", 2);
assertThat(collection.find().first(), is(expectedDocument));
}
@Test
public void shouldIncrementAnIntValue() {
// given
Document originalDocument = new Document("_id", 1).append("x", 2);
collection.insertOne(originalDocument);
// when
collection.updateOne(new Document("_id", 1), new Document("$inc", new Document("x", 1)));
// then
assertThat(collection.count(), is(1L));
Document expectedDocument = new Document("_id", 1).append("x", 3);
assertThat(collection.find().first(), is(expectedDocument));
}
@Test
public void shouldInsertTheDocumentIfUpdatingAllWithUpsertAndDocumentNotFoundInCollection() {
// given
Document originalDocument = new Document("_id", 1).append("x", 2);
collection.insertOne(originalDocument);
// when
Document filter = new Document("_id", 2);
collection.updateMany(filter, new Document("$set", new Document("x", 5)), new UpdateOptions().upsert(true));
// then
assertThat(collection.count(), is(2L));
Document expectedDocument = new Document("_id", 2).append("x", 5);
assertThat(collection.find(filter).iterator().next(), is(expectedDocument));
}
@Test
public void shouldInsertTheDocumentIfUpdatingOneWithUpsertAndDocumentNotFoundInCollection() {
// given
Document originalDocument = new Document("_id", 1).append("x", 2);
collection.insertOne(originalDocument);
// when
Document filter = new Document("_id", 2);
collection.updateOne(filter, new Document("$set", new Document("x", 5)), new UpdateOptions().upsert(true));
// then
assertThat(collection.count(), is(2L));
Document expectedDocument = new Document("_id", 2).append("x", 5);
assertThat(collection.find(filter).iterator().next(), is(expectedDocument));
}
@Test
public void shouldUpdateAllDocumentsIfUpdatingAllWithUpsertAndMultipleDocumentsFoundInCollection() {
// given
Document firstDocument = new Document("_id", 1).append("x", 3);
collection.insertOne(firstDocument);
Document secondDocument = new Document("_id", 2).append("x", 3);
collection.insertOne(secondDocument);
// when
Document filter = new Document("x", 3);
collection.updateMany(filter, new Document("$set", new Document("x", 5)), new UpdateOptions().upsert(true));
// then
assertThat(collection.count(new Document("x", 5), new CountOptions()), is(2L));
}
@Test
public void shouldUpdateOneDocumentIfUpdatingOneWithUpsertAndMultipleDocumentsFoundInCollection() {
// given
Document firstDocument = new Document("_id", 1).append("x", 3);
collection.insertOne(firstDocument);
Document secondDocument = new Document("_id", 2).append("x", 3);
collection.insertOne(secondDocument);
// when
Document filter = new Document("x", 3);
collection.updateOne(filter, new Document("$set", new Document("x", 5)), new UpdateOptions().upsert(true));
// then
assertThat(collection.count(new Document("x", 5), new CountOptions()), is(1L));
}
@Test
public void shouldUpdateASingleDocumentMatchingTheSelectorWhenUsingUpdateOne() {
// Given
Document firstDocument = new Document("a", 1).append("x", 3);
collection.insertOne(firstDocument);
Document secondDocument = new Document("a", 1).append("x", 3);
collection.insertOne(secondDocument);
// When
Document filter = new Document("a", 1);
Document incrementXValueByOne = new Document("$inc", new Document("x", 1));
collection.updateOne(filter, incrementXValueByOne);
// Then
assertThat(collection.count(new Document("x", 4), new CountOptions()), is(1L));
}
@Test
public void shouldUpdateAllDocumentsMatchingTheSelectorWhenUsingUpdate() {
// Given
Document firstDocument = new Document("a", 1).append("x", 3);
collection.insertOne(firstDocument);
Document secondDocument = new Document("a", 1).append("x", 3);
collection.insertOne(secondDocument);
// When
Document filter = new Document("a", 1);
Document incrementXValueByOne = new Document("$inc", new Document("x", 1));
collection.updateMany(filter, incrementXValueByOne);
// Then
assertThat(collection.count(new Document("x", 4), new CountOptions()), is(2L));
}
}