public static char TestRemove()
{
char result = 'q';
string strRemoved = "";
string test = "Remove() Test";
string testDescription = "This test randomly selects a number from the list and calls Remove(). The method will remove the first occurence of the selected number by replacing it with the last number and shortening the list.";
UnorderedArrayList list = new UnorderedArrayList();
list.InsertValues(initializeList());
int num = GetRandomNumber();
int valueSelected = list.GetValueAtLocation(num);
int locationOfSelected = list.GetFirstPositionOfValue(valueSelected);
int[] allLocationsOfSelected = { locationOfSelected };
int valueAtEnd = list.GetValueAtLocation(list.GetLength() - 1);
strRemoved = locationOfSelected.ToString();
list.Remove(valueSelected);
ReportRemoveTestsToConsole(test, testDescription, valueSelected.ToString(), allLocationsOfSelected, list);
Console.Write("\nPress 'r' to Repeat, 'c' to Continue, or 'q' to Quit: ");
result = Convert.ToChar(Console.ReadKey().KeyChar);
if (result == 'r')
{
TestRemove();
}
return(result);
}
public static void ReportMinMaxTestsToConsole(string nameOfTest, string description, int maxValueReported)
{
WriteTestReportHeader(nameOfTest, description);
UnorderedArrayList l = new UnorderedArrayList();
l.InsertValues(initializeList());
l.Print();
Console.WriteLine();
Console.WriteLine("{0} Reported: {1}", nameOfTest, maxValueReported.ToString());
Console.Write("Sorted List: ");
l.sort();
l.Print();
int v = 0;
if (nameOfTest == "Max() Test")
{
v = l.GetValueAtLocation(l.GetLength() - 1);
}
else
{
v = l.GetValueAtLocation(v);
}
Console.WriteLine();
Console.WriteLine("{0} Reported {1}. This matches {2} from the sorted list above.", nameOfTest, maxValueReported.ToString(), v.ToString());
}
public static void ReportRemoveTestsToConsole(string nameOfTest, string description, string valSelected, int[] locSelected, UnorderedArrayList resultList)
{
WriteTestReportHeader(nameOfTest, description);
UnorderedArrayList list = new UnorderedArrayList();
list.InsertValues(initializeList());
list.Print();
Console.WriteLine("\nThe value {0} was randomly selected.", valSelected);
string strSelections = "";
int strCounter = 0;
foreach (int s in locSelected)
{
if (strCounter == locSelected.Length - 1)
{
strSelections += (s + 1).ToString();
strCounter++;
break;
}
else
{
strSelections += (s + 1).ToString() + ", ";
strCounter++;
}
}
Console.WriteLine("The value {0} was found at position(s): {1} ", valSelected, strSelections);
int countRemoval = 0;
for (int i = 0; i < locSelected.Length; i++)
{
if (locSelected[i].Equals(list.GetLength() - 1))
{
Console.WriteLine("The value {0} is at the end of the list and cannot be moved", valSelected);
}
else
{
Console.WriteLine("The method will replace the value {0} at the {1} position with {2} from the end.", valSelected, (locSelected[i] + 1).ToString(), list.GetValueAtLocation(list.GetLength() - (i + 1)).ToString());
}
countRemoval = i + 1;
}
Console.WriteLine();
Console.WriteLine("The method peformed a total of {0} replacement(s).\n", countRemoval.ToString());
Console.WriteLine();
Console.Write("Original List:\t ");
list.Print();
Console.Write("Updated List:\t ");
resultList.Print();
}
