example.springdata.mongodb.textsearch.TextSearchRepositoryTests.java Source code

Introduction

Here is the source code for example.springdata.mongodb.textsearch.TextSearchRepositoryTests.java

Source

/*
 * Copyright 2014-2016 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 example.springdata.mongodb.textsearch;

import static example.springdata.mongodb.util.ConsoleResultPrinter.*;

import java.util.List;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.data.mongodb.core.mapping.TextScore;
import org.springframework.data.mongodb.core.query.TextCriteria;
import org.springframework.test.context.junit4.SpringRunner;

/**
 * Integration tests showing the text search functionality using repositories.
 * 
 * @author Christoph Strobl
 * @author Oliver Gierke
 * @author Thomas Darimont
 */
@RunWith(SpringRunner.class)
@SpringBootTest
public class TextSearchRepositoryTests {

    @Autowired
    BlogPostRepository repo;

    /**
     * Show how to do simple matching. <br />
     * Note that text search is case insensitive and will also find entries like {@literal releases}.
     */
    @Test
    public void findAllBlogPostsWithRelease() {

        TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny("release");
        List<BlogPost> blogPosts = repo.findAllBy(criteria);

        printResult(blogPosts, criteria);
    }

    /**
     * Simple matching using negation.
     */
    @Test
    public void findAllBlogPostsWithReleaseButHeyIDoWantTheEngineeringStuff() {

        TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingAny("release").notMatching("engineering");
        List<BlogPost> blogPosts = repo.findAllBy(criteria);

        printResult(blogPosts, criteria);
    }

    /**
     * Phrase matching looks for the whole phrase as one.
     */
    @Test
    public void findAllBlogPostsByPhrase() {

        TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingPhrase("release candidate");
        List<BlogPost> blogPosts = repo.findAllBy(criteria);

        printResult(blogPosts, criteria);
    }

    /**
     * Sort by relevance relying on the value marked with {@link TextScore}.
     */
    @Test
    public void findAllBlogPostsByPhraseSortByScore() {

        TextCriteria criteria = TextCriteria.forDefaultLanguage().matchingPhrase("release candidate");
        List<BlogPost> blogPosts = repo.findAllByOrderByScoreDesc(criteria);

        printResult(blogPosts, criteria);
    }
}