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VirtualViewTest.java
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VirtualViewTest.java
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package com.github.wenhao.jpa.integration;
import com.github.wenhao.jpa.Specifications;
import com.github.wenhao.jpa.builder.PersonBuilder;
import com.github.wenhao.jpa.model.Person;
import com.github.wenhao.jpa.model.PersonIdCard;
import com.github.wenhao.jpa.repository.PersonIdCardRepository;
import com.github.wenhao.jpa.repository.PersonRepository;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest;
import org.springframework.boot.test.autoconfigure.orm.jpa.TestEntityManager;
import org.springframework.data.jpa.domain.Specification;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.context.transaction.TestTransaction;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
@RunWith(SpringRunner.class)
@DataJpaTest
public class VirtualViewTest {
@Autowired
private PersonRepository personRepository;
@Autowired
private PersonIdCardRepository personIdCardRepository;
@Autowired
private TestEntityManager entityManager;
@Test
public void should_be_able_to_query_from_virtual_view() {
// given
Person jack = new PersonBuilder()
.name("Jack")
.age(18)
.idCard("100000000000000000")
.build();
Person eric = new PersonBuilder()
.name("Eric")
.age(20)
.idCard("200000000000000000")
.build();
Person jackson = new PersonBuilder()
.age(30)
.nickName("Jackson")
.idCard("300000000000000000")
.build();
personRepository.save(jack);
personRepository.save(eric);
personRepository.save(jackson);
entityManager.flush();
// when
Specification<PersonIdCard> specification = Specifications.<PersonIdCard>and()
.gt("age", 18)
.build();
List<PersonIdCard> personIdCards = personIdCardRepository.findAll(specification);
// then
assertThat(personIdCards.size()).isEqualTo(2);
}
}