更新样例

Chapter1/src/main/java/com/didispace/web/HelloController.java

@@ -0,0 +1,14 @@
+package com.didispace.web;
+
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+@RestController
+public class HelloController {
+
+    @RequestMapping("/hello")
+    public String index() {
+        return "Hello World";
+    }
+
+}

Chapter1/src/test/java/com/didispace/Chapter1ApplicationTests.java

@@ -1,16 +1,40 @@
 package com.didispace;
 
+import com.didispace.web.HelloController;
+import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.springframework.boot.test.SpringApplicationConfiguration;
+import org.springframework.http.MediaType;
+import org.springframework.mock.web.MockServletContext;
 import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.springframework.test.context.web.WebAppConfiguration;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+
+import static org.hamcrest.Matchers.equalTo;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
 
 @RunWith(SpringJUnit4ClassRunner.class)
-@SpringApplicationConfiguration(classes = Chapter1Application.class)
+@SpringApplicationConfiguration(classes = MockServletContext.class)
+@WebAppConfiguration
 public class Chapter1ApplicationTests {
 
+	private MockMvc mvc;
+
+	@Before
+	public void setUp() throws Exception {
+		mvc = MockMvcBuilders.standaloneSetup(new HelloController()).build();
+	}
+
 	@Test
-	public void contextLoads() {
+	public void getHello() throws Exception {
+		mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+				.andExpect(status().isOk())
+				.andExpect(content().string(equalTo("Hello World")));
 	}
 
 }