Adds equals and hashCode tests

The EqualsVerifier library has been added to test the equals and hashCode
methods and it has been used to test the Person entity.

pom.xml

@@ -45,6 +45,7 @@
 		<hsqldb.version>2.3.1</hsqldb.version>
 		<mysql.version>5.1.40</mysql.version>
 		<geckodriver.version>v0.14.0</geckodriver.version>
+		<equalsverifier.version>2.2.1</equalsverifier.version>
 		
 		<!-- Plugins -->
 		<maven-failsafe-plugin.version>2.19.1</maven-failsafe-plugin.version>
@@ -175,6 +176,12 @@
 			<version>${mysql.version}</version>
 			<scope>test</scope>
 		</dependency>
+		
+		<dependency>
+		    <groupId>nl.jqno.equalsverifier</groupId>
+		    <artifactId>equalsverifier</artifactId>
+		    <version>${equalsverifier.version}</version>
+		</dependency>
 	</dependencies>
 
 	<build>

src/test/java/es/uvigo/esei/daa/entities/PersonUnitTest.java

@@ -7,6 +7,9 @@ import static org.junit.Assert.assertTrue;
 
 import org.junit.Test;
 
+import nl.jqno.equalsverifier.EqualsVerifier;
+import nl.jqno.equalsverifier.Warning;
+
 public class PersonUnitTest {
 	@Test
 	public void testPersonIntStringString() {
@@ -79,4 +82,12 @@ public class PersonUnitTest {
 		assertTrue(personA.equals(personB));
 	}
 
+	@Test
+	public void testEqualsHashcode() {
+		EqualsVerifier.forClass(Person.class)
+			.withIgnoredFields("name", "surname")
+			.suppress(Warning.STRICT_INHERITANCE)
+			.suppress(Warning.NONFINAL_FIELDS)
+		.verify();
+	}
 }