错误是java.lang.NoSuchMethodError: org.springframework.boot.SpringApplication.<init>([Ljava/lang/Object;)V:
因为采用了测试方法,所以引用了
@RunWith(SpringRunner.class)
这个注释,和1.4.1版本和2.0.1版本的pom,导致版本冲突,将
@RunWith(SpringRunner.class)这个去除,版本统一成2.0.1样式,就正确了
1 package com.springboot; 2 3 import com.springboot.controller.Controller; 4 import org.junit.Before; 5 import org.junit.Test; 6 import org.junit.runner.RunWith; 7 import org.springframework.boot.test.context.SpringBootTest; 8 import org.springframework.http.MediaType; 9 import org.springframework.mock.web.MockServletContext; 10 import org.springframework.test.context.junit4.SpringRunner; 11 import org.springframework.test.context.web.WebAppConfiguration; 12 import org.springframework.test.web.servlet.MockMvc; 13 import org.springframework.test.web.servlet.request.MockMvcRequestBuilders; 14 import org.springframework.test.web.servlet.setup.MockMvcBuilders; 15 import static org.hamcrest.Matchers.equalTo; 16 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content; 17 import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status; 18 19 //@RunWith(SpringRunner.class) 20 @SpringBootTest(classes = MockServletContext.class) 21 @WebAppConfiguration 22 public class BaseOneApplicationTests { 23 24 25 26 private MockMvc mvc; 27 28 @Before 29 public void setUp() throws Exception { 30 mvc = MockMvcBuilders.standaloneSetup(new Controller()).build(); 31 } 32 33 34 /** 35 * 版本在2.0以下使用,否则会报错误 36 * @throws Exception 37 */ 38 @Test 39 public void getHello() throws Exception { 40 mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON)) 41 .andExpect(status().isOk()) 42 .andExpect(content().string(equalTo("Hello World"))); 43 } 44 }
Pom.xml
1 <?xml version="1.0" encoding="UTF-8"?> 2 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 3 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> 4 <modelVersion>4.0.0</modelVersion> 5 6 <groupId>com.springboot</groupId> 7 <artifactId>baseone</artifactId> 8 <version>0.0.1-SNAPSHOT</version> 9 <packaging>jar</packaging> 10 11 <name>baseone</name> 12 <description>Demo project for Spring Boot</description> 13 <url>http://maven.apache.org</url> 14 15 <parent> 16 <groupId>org.springframework.boot</groupId> 17 <artifactId>spring-boot-starter-parent</artifactId> 18 <version>2.0.1.RELEASE</version> 19 <relativePath/> <!-- lookup parent from repository --> 20 </parent> 21 22 <properties> 23 <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> 24 <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding> 25 <java.version>1.8</java.version> 26 </properties> 27 28 <dependencies> 29 <dependency> 30 <groupId>org.springframework</groupId> 31 <artifactId>spring-context</artifactId> 32 <version>5.0.5.RELEASE</version> 33 </dependency> 34 <dependency> 35 <groupId>org.springframework.boot</groupId> 36 <artifactId>spring-boot-starter-web</artifactId> 37 </dependency> 38 39 <dependency> 40 <groupId>org.springframework.boot</groupId> 41 <artifactId>spring-boot-starter-test</artifactId> 42 <scope>test</scope> 43 </dependency> 44 <dependency> 45 <groupId>org.springframework.boot</groupId> 46 <artifactId>spring-boot-test</artifactId> 47 <version>2.0.1.RELEASE</version> 48 <scope>test</scope> 49 </dependency> 50 <dependency> 51 <groupId>org.springframework.boot</groupId> 52 <artifactId>spring-boot-test</artifactId> 53 <version>2.0.1.RELEASE</version> 54 <scope>test</scope> 55 </dependency> 56 <dependency> 57 <groupId>org.springframework.boot</groupId> 58 <artifactId>spring-boot-test</artifactId> 59 <version>2.0.1.RELEASE</version> 60 <scope>test</scope> 61 </dependency> 62 </dependencies> 63 64 <build> 65 <plugins> 66 <plugin> 67 <groupId>org.springframework.boot</groupId> 68 <artifactId>spring-boot-maven-plugin</artifactId> 69 </plugin> 70 </plugins> 71 </build> 72 73 74 </project>