Spring Boot 설정 배열, Map, 임 의 값 및 전의 문자

    4.0.0
    
        org.springframework.boot
        spring-boot-starter-parent
        2.1.6.RELEASE
        
    
    tutorial.spring.boot
    spring-boot-configuration
    0.0.1-SNAPSHOT
    spring-boot-configuration
    Demo project for Spring Boot

    
        1.8
    

    
        
            org.springframework.boot
            spring-boot-starter
        
        
        
            org.springframework.boot
            spring-boot-configuration-processor
        
        
            org.springframework.boot
            spring-boot-starter-test
            test
        
        
        
            junit
            junit
            4.12
            test
        
    

    
        
            
                org.springframework.boot
                spring-boot-maven-plugin
            
        
    

config:
  data:
    - A
    - B
    - C
    - A

package tutorial.spring.boot.configuration.config;

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

@Component
@ConfigurationProperties("config")
public class Config {

    private String[] data;

    public String[] getData() {
        return data;
    }

    public void setData(String[] data) {
        this.data = data;
    }
}

package tutorial.spring.boot.configuration.config;

import org.junit.Assert;
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.test.context.junit4.SpringRunner;

@RunWith(SpringRunner.class)
@SpringBootTest
public class ConfigTest {

    @Autowired
    private Config config;

    @Test
    public void testArray() {
        String[] expected = new String[]{"A", "B", "C", "A"};
        String[] actual = config.getData();
        Assert.assertEquals(expected.length, actual.length);
        for (int i = 0; i < expected.length; i++) {
            Assert.assertEquals(expected[i], actual[i]);
        }
    }
}

package tutorial.spring.boot.configuration.config;

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

import java.util.List;

@Component
@ConfigurationProperties("config")
public class Config {

    private List data;

    public List getData() {
        return data;
    }

    public void setData(List data) {
        this.data = data;
    }
}

@Test
public void testList() {
    List expected = new ArrayList<>();
    Collections.addAll(expected, "A", "B", "C", "A");
    List actual = config.getData();
    Assert.assertEquals(expected.size(), actual.size());
    for (int i = 0; i < expected.size(); i++) {
        Assert.assertEquals(expected.get(i), actual.get(i));
    }
}

package tutorial.spring.boot.configuration.config;

import org.springframework.boot.context.properties.ConfigurationProperties;
import org.springframework.stereotype.Component;

import java.util.Set;

@Component
@ConfigurationProperties("config")
public class Config {

    private Set data;

    public Set getData() {
        return data;
    }

    public void setData(Set data) {
        this.data = data;
    }
}

@Test
public void testList() {
    Assert.assertEquals(3, config.getData().size());
    Set expected = new HashSet<>(3);
    Collections.addAll(expected, "A", "B", "C");
    Set actual = config.getData();
    expected.forEach(i -> Assert.assertTrue(actual.contains(i)));
}