public void TestIteratingItems()
{
TerminalHistory history = new TerminalHistory(5);
history.Push("1");
AssertIterateBack(history, "1");
AssertIterateForward(history);
history.Push("2");
AssertIterateBack(history, "2", "1");
AssertIterateForward(history, "2");
history.Push("3");
AssertIterateBack(history, "3", "2", "1");
AssertIterateForward(history, "2", "3");
history.Push("4");
AssertIterateBack(history, "4", "3", "2", "1");
AssertIterateForward(history, "2", "3", "4");
history.Push("5");
AssertIterateBack(history, "5", "4", "3", "2", "1");
AssertIterateForward(history, "2", "3", "4", "5");
history.Push("6");
AssertIterateBack(history, "6", "5", "4", "3", "2");
AssertIterateForward(history, "3", "4", "5", "6");
history.Push("7");
AssertIterateBack(history, "7", "6", "5", "4", "3");
AssertIterateForward(history, "4", "5", "6", "7");
history.Push("8");
AssertIterateBack(history, "8", "7", "6", "5", "4");
AssertIterateForward(history, "5", "6", "7", "8");
history.Push("9");
AssertIterateBack(history, "9", "8", "7", "6", "5");
AssertIterateForward(history, "6", "7", "8", "9");
history.Push("10");
AssertIterateBack(history, "10", "9", "8", "7", "6");
AssertIterateForward(history, "7", "8", "9", "10");
history.Push("11");
AssertIterateBack(history, "11", "10", "9", "8", "7");
AssertIterateForward(history, "8", "9", "10", "11");
}
public void TestAddingItems()
{
TerminalHistory history = new TerminalHistory(5);
history.Push("1");
AssertHistory(history, "1");
history.Push("2");
AssertHistory(history, "1", "2");
history.Push("3");
AssertHistory(history, "1", "2", "3");
history.Push("4");
AssertHistory(history, "1", "2", "3", "4");
history.Push("5");
AssertHistory(history, "1", "2", "3", "4", "5");
history.Push("6");
AssertHistory(history, "2", "3", "4", "5", "6");
history.Push("7");
AssertHistory(history, "3", "4", "5", "6", "7");
history.Push("8");
AssertHistory(history, "4", "5", "6", "7", "8");
history.Push("9");
AssertHistory(history, "5", "6", "7", "8", "9");
history.Push("10");
AssertHistory(history, "6", "7", "8", "9", "10");
history.Push("11");
AssertHistory(history, "7", "8", "9", "10", "11");
}
public Terminal(int capacity)
: base(capacity)
{
History = new TerminalHistory(100);
}
private void AssertIterateForward(TerminalHistory history, params string[] values)
{
int index = 0;
string value;
while ((value = history.Next()) != null)
{
Assert.AreEqual(values[index], value);
++index;
}
Assert.AreEqual(values.Length, index);
}
private void AssertHistory(TerminalHistory history, params string[] values)
{
Assert.AreEqual(values.Length, history.Count);
for (int i = 0; i < values.Length; ++i)
{
Assert.AreEqual(values[i], history[i]);
}
}
public Terminal(int capacity)
: base(capacity)
{
History = new TerminalHistory(100);
}