junit demo mock other interface

junit-demo/pom.xml

@@ -47,6 +47,7 @@
                             <excludes>
                                 <exclude>org/wxd/junit/demo/facade/*.class</exclude>
                                 <exclude>org/wxd/junit/demo/*.class</exclude>
+                                <exclude>org/wxd/junit/demo/api/*.class</exclude>
                             </excludes>
                         </instrumentation>
                     </configuration>

junit-demo/src/main/java/org/wxd/junit/demo/api/OtherInterface.java

@@ -0,0 +1,12 @@
+package org.wxd.junit.demo.api;
+
+import org.springframework.stereotype.Service;
+
+@Service
+public class OtherInterface {
+
+    // 假设通过http等发起的请求获取信息
+    public String getOf(String id){
+        return null;
+    }
+}

junit-demo/src/main/java/org/wxd/junit/demo/service/CallOtherInterfaceService.java

@@ -0,0 +1,17 @@
+package org.wxd.junit.demo.service;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.wxd.junit.demo.api.OtherInterface;
+
+@Service
+public class CallOtherInterfaceService {
+
+    @Autowired
+    private OtherInterface otherInterface;
+
+
+    public String of(String id){
+        return otherInterface.getOf(id);
+    }
+}

junit-demo/src/test/java/org/wxd/junit/demo/other/OtherInterfaceAllTest.java

@@ -0,0 +1,9 @@
+package org.wxd.junit.demo.other;
+
+import org.junit.runner.RunWith;
+import org.junit.runners.Suite;
+
+@RunWith(Suite.class)
+@Suite.SuiteClasses(value = {OtherInterfaceTest.class})
+public class OtherInterfaceAllTest {
+}

junit-demo/src/test/java/org/wxd/junit/demo/other/OtherInterfaceTest.java

@@ -0,0 +1,56 @@
+package org.wxd.junit.demo.other;
+
+
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.FixMethodOrder;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.MethodSorters;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
+import org.wxd.junit.demo.api.OtherInterface;
+import org.wxd.junit.demo.service.CallOtherInterfaceService;
+
+import static org.mockito.Mockito.*;
+
+@SpringBootTest
+@RunWith(SpringJUnit4ClassRunner.class)
+@FixMethodOrder(value = MethodSorters.JVM)
+public class OtherInterfaceTest {
+
+    @MockBean
+    private OtherInterface otherInterface;
+    @Autowired
+    private CallOtherInterfaceService service;
+
+    private String id = "id";
+
+    @Before
+    public void setUp(){
+        /**
+         * 如果otherInterface 本地开发未完成，或者网络不通等，则可以通过mock打桩
+         */
+        when(otherInterface.getOf(id)).thenReturn(id);
+    }
+
+    // 测试otherInterface
+    @Test
+    public void assertOfId(){
+        String qId = otherInterface.getOf(id);
+        Assert.assertEquals(qId,id);
+        // 校验 getOf(id) 是否被调用1次
+        verify(otherInterface,times(1)).getOf(id);
+    }
+
+    // 测试通过service 调用 otherService
+    @Test
+    public void assertCallOfId(){
+        String qId = service.of(id);
+        Assert.assertEquals(qId,id);
+        verify(otherInterface,times(1)).getOf(id);
+    }
+
+}