static void Main()
{
//Task 7
var test = new GSMTest();
test.DisplayInfo();
//Task 12
var callHistoryTest = new CallHistoryTest();
callHistoryTest.TestCallHistory();
}
static void Main(string[] args)
{
// Problem 7
Console.WriteLine("Testing Class GSM");
foreach (GSM gsm in GsmTest.gsms)
{
Console.WriteLine(gsm.ToString());
}
Console.WriteLine("To see more test results, press any key...");
Console.ReadKey();
Console.Clear();
// Problem 12
Console.WriteLine("Testing Call History");
CallHistoryTest.TestCallHistory();
}