배열 테스트(순서까지)

package hello.itemservice.validation;

import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.Test;
import org.springframework.validation.BindingResult;
import org.springframework.validation.DefaultMessageCodesResolver;
import org.springframework.validation.MessageCodesResolver;
import org.springframework.validation.ObjectError;

import static org.assertj.core.api.Assertions.assertThat;

public class MessageCodesResolverTest {
    MessageCodesResolver codesResolvder = new DefaultMessageCodesResolver();

    @Test
    void messageCodeResolverObject(){
        String[] messageCodes = codesResolvder.resolveMessageCodes("required", "item");

        //배열의 모든요소들이 인자와 같은가(순서까지 같아야함)
        assertThat(messageCodes).containsExactly("required.item","required");
    }

    @Test
    void messageCodesResolverField(){
        String[] messageCodes = codesResolvder.resolveMessageCodes("required", "item", "itemName", String.class);
        for (String messageCode : messageCodes) {
            System.out.println("messageCode = " + messageCode);
        }
        //배열의 모든요소들이 인자와 같은가(순서까지 같아야함)
        assertThat(messageCodes).containsExactly(
                "required.item.itemName",
                "required.itemName",
                "required.java.lang.String",
                "required"
        );
    }
}