Add unit test for VetController.showResourcesVetList

src/test/java/org/springframework/samples/petclinic/vet/VetControllerTest.java

@@ -130,3 +130,57 @@ class VetControllerTest {
 	}
 
 }
+package org.springframework.samples.petclinic.vet;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+
+import java.util.Arrays;
+
+import static org.mockito.BDDMockito.given;
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+class VetControllerTest {
+
+    @Mock
+    private VetRepository vetRepository;
+
+    @InjectMocks
+    private VetController vetController;
+
+    private MockMvc mockMvc;
+
+    @BeforeEach
+    void setUp() {
+        MockitoAnnotations.openMocks(this);
+        mockMvc = MockMvcBuilders.standaloneSetup(vetController).build();
+    }
+
+    @Test
+    void testShowResourcesVetList() throws Exception {
+        Vet vet1 = new Vet();
+        vet1.setId(1);
+        vet1.setFirstName("James");
+        vet1.setLastName("Carter");
+        Vet vet2 = new Vet();
+        vet2.setId(2);
+        vet2.setFirstName("Helen");
+        vet2.setLastName("Leary");
+
+        given(vetRepository.findAll()).willReturn(Arrays.asList(vet1, vet2));
+
+        mockMvc.perform(get("/vets")
+                        .accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(content().contentType(MediaType.APPLICATION_JSON))
+                .andExpect(content().json("{"vetList":[{"id":1,"firstName":"James","lastName":"Carter","specialties":[]},{"id":2,"firstName":"Helen","lastName":"Leary","specialties":[]}]}", true));
+    }
+}