Thymeleaf conditionals (#3949)

* different types of thymeleaf conditionals

* improved thymeleaf conditionals

spring-thymeleaf/src/test/java/com/baeldung/thymeleaf/controller/ExpressionUtilityObjectsControllerIntegrationTest.java

@@ -59,5 +59,10 @@ public class ExpressionUtilityObjectsControllerIntegrationTest {
     public void testDates() throws Exception {
         mockMvc.perform(get("/dates").with(testUser()).with(csrf())).andExpect(status().isOk()).andExpect(view().name("dates.html"));
     }
+    
+    @Test
+    public void testTeachers() throws Exception {
+        mockMvc.perform(get("/listTeachers").with(testUser()).with(csrf())).andExpect(status().isOk()).andExpect(view().name("listTeachers.html"));
+    }
 
 }