public void SetTurn_MaxValue_Expect_Truncation(int turnIndex, int expectedBits)
{
int boardHistory = 0;
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, turnIndex, ~0 - 1);
Assert.AreEqual(expectedBits, boardHistory);
}
public void ValidateBoardHistory_QuickWinPlayerTwoTurns_Expect_WinPlayerTwo()
{
int boardHistory = 0;
for (int i = 0; i < s_quickWinPlayerTwoTurns.Length; i++)
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, s_quickWinPlayerTwoTurns[i]);
}
BoardHistoryUtils.ValidateBoardHistory(boardHistory, out _, out _, out _, out var boardResult);
Assert.AreEqual(BoardResult.WinPlayerTwo, boardResult);
}
public void ValidateBoardHistory_DrawTurns_Expect_Draw()
{
int boardHistory = 0;
for (int i = 0; i < s_drawTurns.Length; i++)
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, s_drawTurns[i]);
}
BoardHistoryUtils.ValidateBoardHistory(boardHistory, out _, out _, out _, out var boardResult);
Assert.AreEqual(BoardResult.Draw, boardResult);
}
public void ValidateBoardHistory_TurnsHistoryAfterEndingState_Expect_Error()
{
int boardHistory = 0;
for (int i = 0; i < s_quickWinPlayerOneTurns.Length; i++)
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, s_quickWinPlayerOneTurns[i]);
}
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, s_quickWinPlayerOneTurns.Length + 1, 0);
var ex = Assert.Throws <ArgumentException>(() => BoardHistoryUtils.ValidateBoardHistory(boardHistory, out _, out _, out _, out _));
Assert.AreEqual("Turn history exists after a ending state was reached", ex.Message);
}
// [TestCase(8)] Can't sequence break on final turn
public void ValidateBoardHistory_SequenceBreakState_Expect_Error(int sequenceBreakTurnIndex)
{
int boardHistory = 0;
for (int i = 0; i <= sequenceBreakTurnIndex + 1; i++)
{
if (i != sequenceBreakTurnIndex)
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, s_drawTurns[i]);
}
}
var ex = Assert.Throws <ArgumentException>(() => BoardHistoryUtils.ValidateBoardHistory(boardHistory, out _, out _, out _, out _));
Assert.AreEqual("Sequence of turns is invalid", ex.Message);
}
// [TestCase(8)] Optimizations always truncate this turn into a valid range
public void ValidateBoardHistory_DeltaIndexOutOfBoundsState_Expect_Error(int outOfBoundsTurnIndex)
{
int boardHistory = 0;
for (int i = 0; i <= outOfBoundsTurnIndex; i++)
{
if (i == outOfBoundsTurnIndex)
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, 9 - i);
}
else
{
boardHistory = BoardHistoryUtils.SetTurn(boardHistory, i, s_drawTurns[i]);
}
}
var ex = Assert.Throws <ArgumentException>(() => BoardHistoryUtils.ValidateBoardHistory(boardHistory, out _, out _, out _, out _));
Assert.AreEqual("Turn delta index is out of bounds", ex.Message);
}