Multpile issues resolved

- fix formatting issues
- add email field to Person
- add email validation test

javaxval/src/main/java/org/baeldung/javaxval/messageinterpolator/Person.java

@@ -1,16 +1,20 @@
 package org.baeldung.javaxval.messageinterpolator;
 
+import javax.validation.constraints.Email;
 import javax.validation.constraints.Min;
 import javax.validation.constraints.Size;
 
 public class Person {
 
-	@Size(min = 10, max = 200, message = "Name should be in-between {min} and {max} characters")
+    @Size(min = 10, max = 100, message = "Name should be between {min} and {max} characters")
     private String name;
 
-	@Min(value = 18, message = "Age should not be less than {value} but it is ${validatedValue}")
+    @Min(value = 18, message = "Age should not be less than {value}")
     private int age;
     
+    @Email(message = "Email address should be in a correct format: ${validatedValue}")
+    private String email;
+
     public String getName() {
         return name;
     }
@@ -27,4 +31,12 @@ public class Person {
         this.age = age;
     }
     
+    public String getEmail() {
+        return email;
+    }
+    
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
 }

javaxval/src/test/java/org/baeldung/javaxval/messageinterpolator/ParameterMessageInterpolaterIntegrationTest.java

@@ -37,7 +37,7 @@ public class ParameterMessageInterpolaterIntegrationTest {
         assertEquals(1, violations.size());
 
         ConstraintViolation<Person> violation = violations.iterator().next();
-		assertEquals("Name should be in-between 10 and 200 characters", violation.getMessage());
+        assertEquals("Name should be between 10 and 100 characters", violation.getMessage());
     }
 
     @Test
@@ -50,9 +50,21 @@ public class ParameterMessageInterpolaterIntegrationTest {
         assertEquals(1, violations.size());
 
         ConstraintViolation<Person> violation = violations.iterator().next();
-		assertEquals("Age should not be less than 18 but it is ${validatedValue}", violation.getMessage());
+        assertEquals("Age should not be less than 18", violation.getMessage());
+    }
+    
+    @Test
+    public void ifEmailIsMalformed_emailFormatValidationFails() {
+        Person person = new Person();
+        person.setName("John Stephaner Doe");
+        person.setAge(18);
+        person.setEmail("johndoe.dev");
+        
+        Set<ConstraintViolation<Person>> violations = validator.validate(person);
+        assertEquals(1, violations.size());
+        
+        ConstraintViolation<Person> violation = violations.iterator().next();
+        assertEquals("Email address should be in a correct format: ${validatedValue}", violation.getMessage());
     }
 
 }
-
-