๊ฐ๋ฐํ ๊ธฐ๋ฅ์ ์คํํด์ ํ ์คํธ ํ ๋ ์๋ฐ์ main ๋ฉ์๋๋ฅผ ํตํด์ ์คํํ๊ฑฐ๋, ์น ์ ํ๋ฆฌ์ผ์ด์ ์ ์ปจํธ๋กค๋ฌ๋ฅผ ํตํด์ ํด๋น๊ธฐ๋ฅ์ ์คํํ๋ค. ์ด๋ฌํ ๋ฐฉ๋ฒ์ ์ค๋นํ๊ณ ์คํํ๋๋ฐ ์ค๋ ๊ฑธ๋ฆฌ๊ณ , ๋ฐ๋ณต ์คํํ๊ธฐ ์ด๋ ต๊ณ ์ฌ๋ฌ ํ ์คํธ๋ฅผ ํ๋ฒ์ ์คํํ๊ธฐ ์ด๋ ต๋ค๋ ๋จ์ ์ด ์๋ค. ์๋ฐ๋ JUnit์ด๋ผ๋ ํ๋ ์์ํฌ๋ก ํ ์คํธ๋ฅผ ์คํํด์ ์ด๋ฌํ ๋ฌธ์ ๋ฅผ ํด๊ฒฐํ๋ค.
* ํ์ ๋ฆฌํฌ์งํ ๋ฆฌ ๋ฉ๋ชจ๋ฆฌ ๊ตฌํ์ฒด ํ ์คํธ (src/test/java ํ์ ํด๋์ ์์ฑ)
package hello.hello_spring.repository;
import hello.hello_spring.domain.Member;
import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import java.util.List;
import java.util.Optional;
import static org.assertj.core.api.Assertions.*;
public class MemoryMemberRepositoryTest {
MemoryMemberRepository repository = new MemoryMemberRepository();
// ์ ์ฒด ํ
์คํธ ์คํ์ ๊ฐ ํ
์คํธ ์์ ๋ณ์๋ช
์ค๋ณต์ผ๋ก ์ธํด ์ค๋ฅ ๋ ์ ์์.
// ๋ฐ๋ผ์, ํ๋์ ํ
์คํธ ๋๋ ๋๋ง๋ค ๋ฆฌํฌ์งํ ๋ฆฌ๋ฅผ ๊น๋ํ๊ฒ ์ง์์ฃผ๋ ๋ฉ์๋ ํธ์ถํด์ผํจ.
@AfterEach
public void afterEach() {
repository.clearStore();
}
@Test
public void save() {
Member member = new Member();
member.setName("kim");
repository.save(member);
Member result = repository.findById(member.getId()).get();//=> .get()์ ๋ถ์ฌ์ฃผ๋ฉด Member์ Optional ์๊ฐ์ธ๋ ๋จ.
// Test์ JUnit ๋ผ์ด๋ธ๋ฌ๋ฆฌ์์ ์ ๊ณตํ๋ ๋ฉ์๋
// 1. Assertions.assertEquals(์ค์ ๊ฐ, ๊ธฐ๋ํ๊ฐ)
// Assertions.assertEquals(member, null); //ํ
์คํธ ์คํจ
// Assertions.assertEquals(member, result);
// 2. Assertions.assertThat(์ค์ ๊ฐ).isEqualTo(๊ธฐ๋ํ๊ฐ)
// => ์์ฆ์ ์ด๊ฑธ ๋ ๋ง์ด ์.
// Assertions์์ alt+Enter ํด์ import static org.assertj.core.api.Assertions.*; ์ถ๊ฐํ๋ฉด Assertions ์๋ต๊ฐ๋ฅ
assertThat(member).isEqualTo(result);
}
@Test
public void findByName() {
Member member1 = new Member();
member1.setName("spring1");
repository.save(member1);
Member member2 = new Member(); //shift + F6 : ๋ณ์๋ช
์ผ๊ด ๋ณ๊ฒฝ
member2.setName("spring2");
repository.save(member2);
Member result = repository.findByName("spring1").get();
assertThat(result).isEqualTo(member1);
}
@Test
public void findAll() {
Member member1 = new Member();
member1.setName("spring1");
repository.save(member1);
Member member2 = new Member();
member2.setName("spring2");
repository.save(member2);
List<Member> result = repository.findAll();
assertThat(result.size()).isEqualTo(2);
}
}
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