adding controller tests - closes #4

pom.xml

@@ -36,6 +36,11 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-data-jpa</artifactId>
         </dependency>
+        <dependency>
+            <groupId>com.h2database</groupId>
+            <artifactId>h2</artifactId>
+            <scope>runtime</scope>
+        </dependency>
         <dependency>
             <groupId>javax.xml.bind</groupId>
             <artifactId>jaxb-api</artifactId>
@@ -65,6 +70,27 @@
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-test</artifactId>
             <scope>test</scope>
+            <exclusions>
+                <exclusion>
+                    <groupId>junit</groupId>
+                    <artifactId>junit</artifactId>
+                </exclusion>
+            </exclusions>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-api</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.junit.jupiter</groupId>
+            <artifactId>junit-jupiter-engine</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.mockito</groupId>
+            <artifactId>mockito-junit-jupiter</artifactId>
+            <scope>test</scope>
         </dependency>
     </dependencies>
 

src/test/java/guru/springframework/msscbeerservice/MsscBeerServiceApplicationTests.java

@@ -1,11 +1,9 @@
 package guru.springframework.msscbeerservice;
 
-import org.junit.Test;
-import org.junit.runner.RunWith;
+
+import org.junit.jupiter.api.Test;
 import org.springframework.boot.test.context.SpringBootTest;
-import org.springframework.test.context.junit4.SpringRunner;
 
-@RunWith(SpringRunner.class)
 @SpringBootTest
 public class MsscBeerServiceApplicationTests {
 

src/test/java/guru/springframework/msscbeerservice/web/controller/BeerControllerTest.java

@@ -0,0 +1,55 @@
+package guru.springframework.msscbeerservice.web.controller;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import guru.springframework.msscbeerservice.web.model.BeerDto;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.WebMvcTest;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+
+import java.util.UUID;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.*;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@WebMvcTest(BeerController.class)
+class BeerControllerTest {
+
+    @Autowired
+    MockMvc mockMvc;
+
+    @Autowired
+    ObjectMapper objectMapper;
+
+    @Test
+    void getBeerById() throws Exception {
+
+        mockMvc.perform(get("/api/v1/beer/" + UUID.randomUUID().toString()).accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk());
+
+    }
+
+    @Test
+    void saveNewBeer() throws Exception {
+
+        BeerDto beerDto = BeerDto.builder().build();
+        String beerDtoJson = objectMapper.writeValueAsString(beerDto);
+
+        mockMvc.perform(post("/api/v1/beer/")
+                .contentType(MediaType.APPLICATION_JSON)
+                .content(beerDtoJson))
+                .andExpect(status().isCreated());
+    }
+
+    @Test
+    void updateBeerById() throws Exception {
+        BeerDto beerDto = BeerDto.builder().build();
+        String beerDtoJson = objectMapper.writeValueAsString(beerDto);
+
+        mockMvc.perform(put("/api/v1/beer/" + UUID.randomUUID().toString())
+                .contentType(MediaType.APPLICATION_JSON)
+                .content(beerDtoJson))
+                .andExpect(status().isNoContent());
+    }
+}