[alerter] support AlertDefinesController unit test case (#577)

alerter/src/test/java/com/usthe/alert/controller/AlertDefinesControllerTest.java

@@ -1,24 +1,134 @@
 package com.usthe.alert.controller;
 
+import com.usthe.alert.service.AlertDefineService;
+import com.usthe.common.entity.alerter.AlertDefine;
+import com.usthe.common.util.CommonConstants;
+import com.usthe.common.util.GsonUtil;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.ArgumentMatcher;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.springframework.data.domain.PageImpl;
+import org.springframework.data.domain.PageRequest;
+import org.springframework.data.domain.Sort;
+import org.springframework.data.jpa.domain.Specification;
+import org.springframework.http.MediaType;
+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.junit.jupiter.api.Assertions.*;
+import java.util.*;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.*;
 
 /**
  * Test case for {@link AlertDefinesController}
+ * 测试mock处的数据是否正确，测试返回的数据格式是否正确
+ *
+ * @author 落阳
  */
+@ExtendWith(MockitoExtension.class)
 class AlertDefinesControllerTest {
 
+    private MockMvc mockMvc;
+
+    @InjectMocks
+    private AlertDefinesController alertDefinesController;
+
+    @Mock
+    AlertDefineService alertDefineService;
+
+    // 参数如下，为了避免默认值干扰，默认值已经被替换
+    List<Long> ids = Stream.of(6565463543L, 6565463544L).collect(Collectors.toList());
+    Byte priority = new Byte("1");
+    String sort = "gmtCreate";
+    String order = "asc";
+    Integer pageIndex = 1;
+    Integer pageSize = 7;
+
+    // 参数集合
+    Map<String, Object> content = new HashMap<String, Object>();
+
+    // 用于mock的对象
+    PageRequest pageRequest;
+
+    // 由于specification被使用于动态代理，所以无法mock
+    // 缺失的调试参数是ids、priority
+    // 缺失部分已经通过手动输出测试
+
     @BeforeEach
     void setUp() {
+        this.mockMvc = MockMvcBuilders.standaloneSetup(alertDefinesController).build();
+
+        // 配置测试内容
+        content.put("ids", ids);
+        content.put("priority", priority);
+        content.put("sort", sort);
+        content.put("order", order);
+        content.put("pageIndex", pageIndex);
+        content.put("pageSize", pageSize);
+
+        // mock的pageRequest
+        Sort sortExp = Sort.by(new Sort.Order(Sort.Direction.fromString(content.get("order").toString()), content.get("sort").toString()));
+        pageRequest = PageRequest.of(((Integer) content.get("pageIndex")).intValue(), ((Integer) content.get("pageSize")).intValue(), sortExp);
     }
 
     @Test
-    void getAlertDefines() {
+    void getAlertDefines() throws Exception {
+        // 测试mock正确性
+        // 虽然无法mock对象，但是可以用class文件去存根
+        Mockito.when(alertDefineService.getAlertDefines(Mockito.any(Specification.class), Mockito.argThat(new ArgumentMatcher<PageRequest>() {
+            @Override
+            public boolean matches(PageRequest pageRequestMidden) {
+                // 看源码有三个方法要对比，分别是getPageNumber()、getPageSize()、getSort()
+                if(pageRequestMidden.getPageSize() == pageRequest.getPageSize() &&
+                        pageRequestMidden.getPageNumber() == pageRequest.getPageNumber() &&
+                        pageRequestMidden.getSort().equals(pageRequest.getSort())) {
+                    return true;
+                }
+                return false;
+            }
+        }))).thenReturn(new PageImpl<AlertDefine>(new ArrayList<AlertDefine>()));
+
+        mockMvc.perform(MockMvcRequestBuilders.get(
+                "/api/alert/defines")
+                .param("ids", ids.toString().substring(1, ids.toString().length() - 1))
+                .param("priority", priority.toString())
+                .param("sort", sort)
+                .param("order", order)
+                .param("pageIndex", pageIndex.toString())
+                .param("pageSize", pageSize.toString()))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value((int) CommonConstants.SUCCESS_CODE))
+                .andExpect(jsonPath("$.data.content").value(new ArrayList<>()))
+                .andExpect(jsonPath("$.data.pageable").value("INSTANCE"))
+                .andExpect(jsonPath("$.data.totalPages").value(1))
+                .andExpect(jsonPath("$.data.totalElements").value(0))
+                .andExpect(jsonPath("$.data.last").value(true))
+                .andExpect(jsonPath("$.data.number").value(0))
+                .andExpect(jsonPath("$.data.size").value(0))
+                .andExpect(jsonPath("$.data.first").value(true))
+                .andExpect(jsonPath("$.data.numberOfElements").value(0))
+                .andExpect(jsonPath("$.data.empty").value(true))
+                .andExpect(jsonPath("$.data.sort.empty").value(true))
+                .andExpect(jsonPath("$.data.sort.sorted").value(false))
+                .andExpect(jsonPath("$.data.sort.unsorted").value(true))
+                .andReturn();
     }
 
     @Test
-    void deleteAlertDefines() {
+    void deleteAlertDefines() throws Exception {
+        this.mockMvc.perform(MockMvcRequestBuilders.delete("/api/alert/defines")
+                .contentType(MediaType.APPLICATION_JSON)
+                .content(GsonUtil.toJson(ids)))
+                .andExpect(status().isOk())
+                .andExpect(jsonPath("$.code").value((int) CommonConstants.SUCCESS_CODE))
+                .andReturn();
     }
 }