adding testcase for WebUtils and ServletRequestUtils (#1193)

* rest with spark java

* 4

* Update Application.java

* indentation changes

* spring @requestmapping shortcuts

* removing spring requestmapping and pushing spring-mvc-java

* Joining/Splitting Strings with Java and Stream API

* adding more join/split functionality

* changing package name

* testcase change

* adding webutils

* adding testcase for WebUtils and ServletRequestUtils

* adding testcase

spring-boot/src/test/java/com/baeldung/utils/UtilsControllerTest.java

@@ -0,0 +1,41 @@
+package com.baeldung.utils;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.InjectMocks;
+import org.mockito.MockitoAnnotations;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.setup.MockMvcBuilders;
+
+import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.post;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+
+import com.baeldung.utils.controller.UtilsController;
+
+public class UtilsControllerTest {
+
+	@InjectMocks
+    private UtilsController utilsController;
+	
+    private MockMvc mockMvc;
+    
+    @Before
+    public void setup() {
+        MockitoAnnotations.initMocks(this);
+        this.mockMvc = MockMvcBuilders.standaloneSetup(utilsController)
+                .build();
+
+    }
+  
+    @Test
+    public void givenParameter_setRequestParam_andSetSessionAttribute() throws Exception {
+    	String param = "testparam";
+    	this.mockMvc.perform(
+				post("/setParam")
+					.param("param", param)
+                    .sessionAttr("parameter", param))
+				.andExpect(status().isOk());
+    }
+	
+}