public override bool Equals(object obj)
{
if (obj == null)
{
return(false);
}
if (ReferenceEquals(obj, this))
{
return(true);
}
if (obj.GetType() != this.GetType())
{
return(false);
}
Enrolment rhs = obj as Enrolment;
return(this.DateEnrolled == rhs.DateEnrolled && this.Grade == rhs.Grade && this.Semester == rhs.Semester && this.Course == rhs.Course);
}
static void Main(string[] args)
{
bool result;
Address address1 = new Address("1", "One st.", "Mile End", "5031", "SA");
Address address2 = new Address("1", "One st.", "Mile End", "5031", "SA");
Address address3 = new Address("3", "Three st.", "Adelaide", "5000", "SA");
Person person1 = new Person("Alex", "*****@*****.**", "0000111410", address1);
Person person2 = new Person("Alex", "*****@*****.**", "0000111410", address1);
Person person3 = new Person("Giorgio", "*****@*****.**", "1110005200", address3);
Person person4 = new Person("Giorgio", "*****@*****.**", "1110005200", "3", "Three st.", "Adelaide", "5000", "SA");
Course course1 = new Course("001", "5C#W", 1000.00);
Course course2 = new Course("001", "5C#W", 1000.00);
Course course3 = new Course("003", "5JAW", 1500.00);
Enrolment enrol1 = new Enrolment("01/01/2011", "Pass", "1", course1);
Enrolment enrol2 = new Enrolment("01/01/2011", "Pass", "1", course1);
Enrolment enrol3 = new Enrolment("03/03/2013", "Pass", "2", course3);
Student student1 = new Student("Diploma Software Dev", "05/05/2011", "Alex", "*****@*****.**", "0000111410", address1, enrol1);
Student student2 = new Student("Diploma Software Dev", "05/05/2011", "Alex", "*****@*****.**", "0000111410", address1, enrol1);
Student student3 = new Student("Diploma Web Dev", "07/07/2010", "Alex", "*****@*****.**", "0000111410", address1, enrol2);
Student student4 = new Student("Diploma Web Dev", "07/07/2010", "Giorgio", "*****@*****.**", "1110005200", address3, enrol3);
Console.WriteLine("SESSION 13 - TEST FOR EQUALITY");
Console.WriteLine("\n---------------------------------- address -------------------------------\n");
// CASE 1
result = address1 == address1;
Console.WriteLine("Case 1 --> address1 == address1 (Same object - same attributes): " + result);
// CASE 2
result = address1 == address2;
Console.WriteLine("Case 2 --> address1 == address2 (Different objects - same attributes): " + result);
// CASE 3
result = address1 == address3;
Console.WriteLine("Case 3 --> address1 == address3 (Different objects - different attributes): " + result);
Console.WriteLine("\n---------------------------------- person -------------------------------\n");
// CASE 4
result = person1 == person1;
Console.WriteLine("Case 4 --> person1 == person1 (Same object - same attributes): " + result);
// CASE 5
result = person1 == person2;
Console.WriteLine("Case 5 --> person1 == person2 (Different objects - same attributes): " + result);
// CASE 6
result = person1 == person3;
Console.WriteLine("Case 6 --> person1 == person3 (Different objects - different attributes): " + result);
// CASE 7
result = person3 == person4;
Console.WriteLine("Case 7 --> person3 == person4 (Different objects - Same attributes - Address created with different constructors): " + result);
Console.WriteLine("\n---------------------------------- course -------------------------------\n");
// CASE 8
result = course1 == course1;
Console.WriteLine("Case 8 --> course1 == course1 (Same object - same attributes): " + result);
// CASE 9
result = course1 == course2;
Console.WriteLine("Case 9 --> course1 == course2 (Different objects - same attributes): " + result);
// CASE 10
result = course1 == course3;
Console.WriteLine("Case 10 --> course1 == course3 (Different objects - different attributes): " + result);
Console.WriteLine("\n---------------------------------- enrolment -------------------------------\n");
// CASE 11
result = enrol1 == enrol1;
Console.WriteLine("Case 11 --> enrol1 == enrol1 (Same object - same attributes): " + result);
// CASE 12
result = enrol1 == enrol2;
Console.WriteLine("Case 12 --> enrol1 == enrol2 (Different objects - same attributes): " + result);
// CASE 13
result = enrol1 == enrol3;
Console.WriteLine("Case 13 --> enrol1 == enrol3 (Different objects - different attributes): " + result);
Console.WriteLine("\n---------------------------------- student - Implements DisplayWetherEqual -------------------------------\n");
// CASE 14
result = student1 == student1;
Console.WriteLine("Case 14 --> student1 == student1 (Same object - same attributes): " + result);
DisplayWetherEqual(student1, student1);
// CASE 15
result = student1 == student2;
Console.WriteLine("Case 15 --> student1 == studet2 (Different objects - same attributes): " + result);
DisplayWetherEqual(student1, student2);
// CASE 16
result = student1 == student3;
Console.WriteLine("Case 15 --> student1 == student3 (Different objects - different attributes): " + result);
DisplayWetherEqual(student1, student3);
// CASE 17
result = student3 == student4;
Console.WriteLine("Case 17 --> student3 == student4 (Bonus - Extra student object I created and i forgot why): " + result);
DisplayWetherEqual(student3, student4);
Console.WriteLine("\n---------------------------------- Compare Person and Student -------------------------------\n");
// CASE 18
result = person1 == student1;
Console.WriteLine("Case 18 --> Test Person1 == Student1 (Student has same attributes of parent + extra fiedls): " + result);
DisplayWetherEqual(person1, student1);
Console.ReadKey();
}
public Student(string program, string dateRegistered, string name, string email, string telNum, Address address, Enrolment enrolment)
: base(name, email, telNum, address)
{
this.Program = program;
this.DateRegistered = dateRegistered;
this.Enrolment = enrolment;
}
