public void EqualsTest()
{
var a = TileData.Create("A");
var b = TileData.Create("B");
var sequences = new[]
{
TileSequence.FromData(),
TileSequence.FromData(a, a),
TileSequence.FromData(a, b),
TileSequence.FromData(b, a)
};
for (var i = 0; i < sequences.Length; i++)
{
for (var j = 0; j < sequences.Length; j++)
{
var lhs = sequences[i];
var rhs = sequences[j];
var equals = lhs.Equals(rhs);
var lhsHash = lhs.GetHashCode();
var rhsHash = rhs.GetHashCode();
Assert.AreEqual(i == j, equals);
Assert.IsTrue(!equals || lhsHash == rhsHash);
var equalsUntyped = lhs.Equals((object)rhs);
var unequalsUntyped = lhs.Equals(42);
Assert.AreEqual(equals, equalsUntyped);
Assert.IsFalse(unequalsUntyped);
}
}
Assert.AreNotEqual(sequences[0], "Ethel the Aardvark");
}
public void ComplexishConstructionTest()
{
var sequence = TileSequence.FromData(TileData.Create("hello"), TileData.Create("world"));
Assert.IsNotNull(sequence);
}
private static void SequenceSanityCheck(params TileData[] tiles)
{
var sequence = TileSequence.FromData(tiles);
SequenceSanityCheck(sequence);
}
public void SimpleConstructionTest()
{
var sequence = TileSequence.FromData();
Assert.IsNotNull(sequence);
}
internal void Commit(ITile stopTile)
{
ParanoidAssertValid();
// Find position from which to work backwards to rebirth ghost items.
ITile position;
if (_selectedIndex == 0 &&
stopTile is GhostStopItem)
{
position = _headItems[_headItems.Count - 1].Predecessor;
}
else
{
position = stopTile.Predecessor;
}
var wordList = new List <string>();
while (!ReferenceEquals(LastTile, position))
{
wordList.Insert(0, position.Content);
position = position.Predecessor;
}
AddWords(wordList);
if (_selectedIndex == 0 &&
2 < _headItems.Count &&
_headItems[_headItems.Count - 1] is GhostStopItem)
{
TransferRunOnToSuccessors(_headItems[_headItems.Count - 2]);
}
ParanoidAssertValid();
var selection = new List <int>(Context)
{
0
};
RollbackAndAddSequence(selection, PersistedSequenceWeight);
var predecessor = _headItems[0];
for (var i = 1; i <= _selectedIndex; i++)
{
var selected = _headItems[i];
var ghost = CreateGhostWordItem(predecessor, selected.Content);
_headItems[i] = ghost;
predecessor = ghost;
}
while (_selectedIndex + 1 < _headItems.Count)
{
_headItems.RemoveAt(_headItems.Count - 1);
}
selection.RemoveAt(0);
selection.RemoveAt(selection.Count - 1);
var tiles = new List <TileData>();
foreach (var token in selection)
{
var tokenString = _tokens.GetString(token);
var tile = TileData.FromTokenString(tokenString);
tiles.Add(tile);
}
var utterance = TileSequence.FromData(tiles);
SetSelectedIndex(0);
var tail = new GhostStopItem(predecessor, this);
_headItems.Add(tail);
Model.SaveUtterance(utterance);
InitializeUtterance();
SetSuggestionsViewComplete();
ParanoidAssertValid();
}