BAEL2941: Using JUnit SpringJUnit4ClassRunner with Parametrized

testing-modules/spring-testing/pom.xml

@@ -44,6 +44,11 @@
             <artifactId>spring-context</artifactId>
             <version>LATEST</version>
         </dependency>
+        <dependency>
+         <groupId>org.springframework</groupId>
+            <artifactId>spring-webmvc</artifactId>
+            <version>${spring.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.eclipse.persistence</groupId>
             <artifactId>javax.persistence</artifactId>
@@ -66,6 +71,11 @@
             <version>${awaitility.version}</version>
             <scope>test</scope>
         </dependency>
+        <dependency>
+            <groupId>javax.servlet</groupId>
+            <artifactId>javax.servlet-api</artifactId>
+            <version>${servlet.api.version}</version>
+        </dependency>
     </dependencies>
 
     <build>
@@ -84,6 +94,8 @@
         <hamcrest.version>2.0.0.0</hamcrest.version>
         <awaitility.version>3.1.6</awaitility.version>
         <junit.jupiter.version>5.4.0</junit.jupiter.version>
+        <spring.version>5.1.4.RELEASE</spring.version>
+        <servlet.api.version>4.0.1</servlet.api.version>
     </properties>
 
 </project>

testing-modules/spring-testing/src/main/java/com/baeldung/config/WebConfig.java

@@ -0,0 +1,17 @@
+package com.baeldung.config;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.ComponentScan;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.EnableWebMvc;
+
+import javax.servlet.ServletContext;
+
+@EnableWebMvc
+@Configuration
+@ComponentScan(basePackages = {"com.baeldung.controller.parameterized"})
+public class WebConfig {
+
+    @Autowired
+    private ServletContext ctx;
+}

testing-modules/spring-testing/src/main/java/com/baeldung/controller/parameterized/EmployeeRoleController.java

@@ -0,0 +1,32 @@
+package com.baeldung.controller.parameterized;
+
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestMethod;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import java.util.HashMap;
+import java.util.Map;
+
+@Controller
+public class EmployeeRoleController {
+
+    private static Map<String, Role> userRoleCache = new HashMap<>();
+
+    static {
+        userRoleCache.put("John", Role.ADMIN);
+        userRoleCache.put("Doe", Role.EMPLOYEE);
+    }
+
+    @RequestMapping(value = "/role/{name}", method = RequestMethod.GET, produces = "application/text")
+    @ResponseBody
+    public String getEmployeeRole(@PathVariable("name") String employeeName) {
+
+        return userRoleCache.get(employeeName).toString();
+    }
+
+    private enum Role {
+        ADMIN, EMPLOYEE
+    }
+}

testing-modules/spring-testing/src/test/java/com/baeldung/controller/parameterized/RoleControllerIntegrationTest.java

@@ -0,0 +1,49 @@
+package com.baeldung.controller.parameterized;
+
+import com.baeldung.config.WebConfig;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+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.result.MockMvcResultHandlers;
+import org.springframework.test.web.servlet.result.MockMvcResultMatchers;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+
+@RunWith(SpringJUnit4ClassRunner.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebConfig.class)
+public class RoleControllerIntegrationTest {
+
+    @Autowired
+    private WebApplicationContext wac;
+
+    private MockMvc mockMvc;
+
+    private static final String CONTENT_TYPE = "application/text;charset=ISO-8859-1";
+
+    @Before
+    public void setup() throws Exception {
+        this.mockMvc = MockMvcBuilders.webAppContextSetup(this.wac).build();
+    }
+
+    @Test
+    public void givenEmployeeNameJohnWhenInvokeRoleThenReturnAdmin() throws Exception {
+        this.mockMvc.perform(MockMvcRequestBuilders.get("/role/John")).andDo(print()).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(MockMvcResultMatchers.content().contentType(CONTENT_TYPE))
+                .andExpect(MockMvcResultMatchers.content().string("ADMIN"));
+    }
+
+    @Test
+    public void givenEmployeeNameDoeWhenInvokeRoleThenReturnEmployee() throws Exception {
+        this.mockMvc.perform(MockMvcRequestBuilders.get("/role/Doe")).andDo(print()).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(MockMvcResultMatchers.content().contentType(CONTENT_TYPE))
+                .andExpect(MockMvcResultMatchers.content().string("EMPLOYEE"));
+    }
+
+}

testing-modules/spring-testing/src/test/java/com/baeldung/controller/parameterized/RoleControllerParameterizedClassRuleIntegrationTest.java

@@ -0,0 +1,73 @@
+package com.baeldung.controller.parameterized;
+
+import com.baeldung.config.WebConfig;
+import org.junit.Before;
+import org.junit.ClassRule;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.TestContextManager;
+import org.springframework.test.context.junit4.rules.SpringClassRule;
+import org.springframework.test.context.junit4.rules.SpringMethodRule;
+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.result.MockMvcResultMatchers;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+
+@RunWith(Parameterized.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebConfig.class)
+public class RoleControllerParameterizedClassRuleIntegrationTest {
+
+    private static final String CONTENT_TYPE = "application/text;charset=ISO-8859-1";
+
+    @ClassRule
+    public static final SpringClassRule scr = new SpringClassRule();
+
+    @Rule
+    public final SpringMethodRule smr = new SpringMethodRule();
+
+    @Autowired
+    private WebApplicationContext wac;
+
+    private MockMvc mockMvc;
+
+    @Parameter(value = 0)
+    public String name;
+
+    @Parameter(value = 1)
+    public String role;
+
+    @Parameters
+    public static Collection<Object[]> data() {
+        Collection<Object[]> params = new ArrayList();
+        params.add(new Object[]{"John", "ADMIN"});
+        params.add(new Object[]{"Doe", "EMPLOYEE"});
+
+        return params;
+    }
+
+    @Before
+    public void setup() throws Exception {
+        this.mockMvc = MockMvcBuilders.webAppContextSetup(this.wac).build();
+    }
+
+    @Test
+    public void givenEmployeeNameWhenInvokeRoleThenReturnRole() throws Exception {
+        this.mockMvc.perform(MockMvcRequestBuilders.get("/role/" + name)).andDo(print()).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(MockMvcResultMatchers.content().contentType(CONTENT_TYPE))
+                .andExpect(MockMvcResultMatchers.content().string(role));
+    }
+
+}

testing-modules/spring-testing/src/test/java/com/baeldung/controller/parameterized/RoleControllerParameterizedIntegrationTest.java

@@ -0,0 +1,69 @@
+package com.baeldung.controller.parameterized;
+
+import com.baeldung.config.WebConfig;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.Parameterized;
+import org.junit.runners.Parameterized.Parameter;
+import org.junit.runners.Parameterized.Parameters;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.TestContextManager;
+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.result.MockMvcResultMatchers;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+import org.springframework.web.context.WebApplicationContext;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
+
+@RunWith(Parameterized.class)
+@WebAppConfiguration
+@ContextConfiguration(classes = WebConfig.class)
+public class RoleControllerParameterizedIntegrationTest {
+
+    private static final String CONTENT_TYPE = "application/text;charset=ISO-8859-1";
+
+    @Autowired
+    private WebApplicationContext wac;
+
+    private MockMvc mockMvc;
+
+    private TestContextManager testContextManager;
+
+    @Parameter(value = 0)
+    public String name;
+
+    @Parameter(value = 1)
+    public String role;
+
+    @Parameters
+    public static Collection<Object[]> data() {
+        Collection<Object[]> params = new ArrayList();
+        params.add(new Object[]{"John", "ADMIN"});
+        params.add(new Object[]{"Doe", "EMPLOYEE"});
+
+        return params;
+    }
+
+    @Before
+    public void setup() throws Exception {
+        this.testContextManager = new TestContextManager(getClass());
+        this.testContextManager.prepareTestInstance(this);
+
+        this.mockMvc = MockMvcBuilders.webAppContextSetup(this.wac).build();
+    }
+
+    @Test
+    public void givenEmployeeNameWhenInvokeRoleThenReturnRole() throws Exception {
+        this.mockMvc.perform(MockMvcRequestBuilders.get("/role/" + name)).andDo(print()).andExpect(MockMvcResultMatchers.status().isOk()).andExpect(MockMvcResultMatchers.content().contentType(CONTENT_TYPE))
+                .andExpect(MockMvcResultMatchers.content().string(role));
+    }
+
+}