SpringBoot测试配置属性与web启动环境超详细图解

package com;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest(args = {properties = {"test.properties=1234"})
public class TestProperties {
    @Value("${test.properties}")
    private String ps;
    @Test
    public void test(){
        System.out.println(ps);
    }
}

@SpringBootTest(args = {"--test.properties=4321"},properties = {"test.properties=1234"})

package com.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
@Configuration//说明当前为配置类
public class TestBean {
    @Bean//创建bean
    public String mess(){
        return "this bean run ";
    }
}

package com.test;
import com.config.TestBean;
import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.context.annotation.Import;
@SpringBootTest
@Import({TestBean.class})
public class TestBeanNow {
    @Autowired//注入bean对象
    public String mess;
    @Test
    public void test(){
        System.out.println(mess);
    }
}

package com;
import org.junit.jupiter.api.Test;
import org.springframework.boot.test.context.SpringBootTest;
@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
public class WebTest {
    @Test
    public void test(){
    }
}