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NotEqualTest.java
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NotEqualTest.java
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package com.github.wenhao.jpa.integration;
import static org.assertj.core.api.Assertions.assertThat;
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.repository.PersonRepository;
import org.apache.commons.lang3.StringUtils;
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.data.jpa.domain.Specification;
import org.springframework.test.context.junit4.SpringRunner;
import java.util.List;
@RunWith(SpringRunner.class)
@DataJpaTest
public class NotEqualTest {
@Autowired
private PersonRepository personRepository;
@Test
public void should_be_able_to_find_by_using_not_equal() {
// given
Person jack = new PersonBuilder()
.name("Jack")
.nickName("Dog")
.company("company-name")
.build();
Person eric = new PersonBuilder()
.name("Eric")
.nickName("Cat")
.company("company-name")
.build();
personRepository.save(jack);
personRepository.save(eric);
// when
Specification<Person> specification = Specifications.<Person>and()
.eq("company", "company-name")
.ne(StringUtils.isNotBlank(jack.getName()), "name", jack.getName())
.ne("nickName", jack.getNickName(), "Aaron")
.build();
Person person = personRepository.findOne(specification);
// then
assertThat(person.getName()).isEqualTo(eric.getName());
}
@Test
public void should_be_able_to_find_by_using_not_equal_for_single_null_value() {
// given
Person jack = new PersonBuilder()
.name("Jack")
.age(18)
.company("Abc")
.build();
Person eric = new PersonBuilder()
.name("Eric")
.age(20)
.build();
personRepository.save(jack);
personRepository.save(eric);
// when
Specification<Person> specification = Specifications.<Person>and()
.ne("name", null)
.ne("company", (Object) null)
.build();
List<Person> persons = personRepository.findAll(specification);
// then
assertThat(persons.size()).isEqualTo(1);
}
}