File size: 7,289 Bytes
05c9ac2 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 |
using System;
using System.Collections.Generic;
using UnityEngine;
using NUnit.Framework;
using Unity.MLAgents.Integrations.Match3;
namespace Unity.MLAgents.Tests.Integrations.Match3
{
internal class StringBoard : AbstractBoard
{
internal int MaxRows;
internal int MaxColumns;
internal int NumCellTypes;
internal int NumSpecialTypes;
public int CurrentRows;
public int CurrentColumns;
public override BoardSize GetMaxBoardSize()
{
return new BoardSize
{
Rows = MaxRows,
Columns = MaxColumns,
NumCellTypes = NumCellTypes,
NumSpecialTypes = NumSpecialTypes
};
}
public override BoardSize GetCurrentBoardSize()
{
return new BoardSize
{
Rows = CurrentRows,
Columns = CurrentColumns,
NumCellTypes = NumCellTypes,
NumSpecialTypes = NumSpecialTypes
};
}
private string[] m_Board;
private string[] m_Special;
/// <summary>
/// Convert a string like "000\n010\n000" to a board representation
/// Row 0 is considered the bottom row
/// </summary>
/// <param name="newBoard"></param>
public void SetBoard(string newBoard)
{
m_Board = newBoard.Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
MaxRows = m_Board.Length;
MaxColumns = m_Board[0].Length;
CurrentRows = MaxRows;
CurrentColumns = MaxColumns;
NumCellTypes = 0;
for (var r = 0; r < MaxRows; r++)
{
for (var c = 0; c < MaxColumns; c++)
{
NumCellTypes = Mathf.Max(NumCellTypes, 1 + GetCellType(r, c));
}
}
}
public void SetSpecial(string newSpecial)
{
m_Special = newSpecial.Split((char[])null, StringSplitOptions.RemoveEmptyEntries);
Debug.Assert(MaxRows == m_Special.Length);
Debug.Assert(MaxColumns == m_Special[0].Length);
NumSpecialTypes = 0;
for (var r = 0; r < MaxRows; r++)
{
for (var c = 0; c < MaxColumns; c++)
{
NumSpecialTypes = Mathf.Max(NumSpecialTypes, GetSpecialType(r, c));
}
}
}
public override bool MakeMove(Move m)
{
return true;
}
public override bool IsMoveValid(Move m)
{
return SimpleIsMoveValid(m);
}
public override int GetCellType(int row, int col)
{
if (row >= CurrentRows || col >= CurrentColumns)
{
throw new IndexOutOfRangeException("Tried to get celltype out of bounds");
}
var character = m_Board[m_Board.Length - 1 - row][col];
return (character - '0');
}
public override int GetSpecialType(int row, int col)
{
if (row >= CurrentRows || col >= CurrentColumns)
{
throw new IndexOutOfRangeException("Tried to get specialtype out of bounds");
}
var character = m_Special[m_Board.Length - 1 - row][col];
return (character - '0');
}
}
public class AbstractBoardTests
{
[Test]
public void TestBoardInit()
{
var boardString =
@"000
000
010";
var gameObj = new GameObject("board");
var board = gameObj.AddComponent<StringBoard>();
board.SetBoard(boardString);
var boardSize = board.GetMaxBoardSize();
Assert.AreEqual(3, boardSize.Rows);
Assert.AreEqual(3, boardSize.Columns);
Assert.AreEqual(2, boardSize.NumCellTypes);
for (var r = 0; r < 3; r++)
{
for (var c = 0; c < 3; c++)
{
var expected = (r == 0 && c == 1) ? 1 : 0;
Assert.AreEqual(expected, board.GetCellType(r, c));
}
}
}
internal static List<Move> GetValidMoves4x4(bool fullBoard, BoardSize boardSize)
{
var validMoves = new List<Move>
{
Move.FromPositionAndDirection(2, 1, Direction.Down, boardSize), // equivalent to (1, 1, Up)
Move.FromPositionAndDirection(1, 1, Direction.Down, boardSize),
Move.FromPositionAndDirection(1, 1, Direction.Left, boardSize),
Move.FromPositionAndDirection(1, 1, Direction.Right, boardSize),
Move.FromPositionAndDirection(0, 1, Direction.Left, boardSize),
};
if (fullBoard)
{
// This would move out of range on the small board
// Equivalent to (3, 1, Down)
validMoves.Add(Move.FromPositionAndDirection(2, 1, Direction.Up, boardSize));
// These moves require matching with a cell that's off the small board, so they're invalid
// (even though the move itself doesn't go out of range).
validMoves.Add(Move.FromPositionAndDirection(2, 1, Direction.Left, boardSize)); // Equivalent to (2, 0, Right)
validMoves.Add(Move.FromPositionAndDirection(2, 1, Direction.Right, boardSize));
}
return validMoves;
}
[TestCase(true, TestName = "Full Board")]
[TestCase(false, TestName = "Small Board")]
public void TestCheckValidMoves(bool fullBoard)
{
var gameObj = new GameObject("board");
var board = gameObj.AddComponent<StringBoard>();
var boardString =
@"0105
1024
0203
2022";
board.SetBoard(boardString);
var boardSize = board.GetMaxBoardSize();
if (!fullBoard)
{
board.CurrentRows -= 1;
}
var validMoves = GetValidMoves4x4(fullBoard, boardSize);
foreach (var m in validMoves)
{
Assert.IsTrue(board.IsMoveValid(m));
}
// Run through all moves and make sure those are the only valid ones
HashSet<int> validIndices = new HashSet<int>();
foreach (var m in validMoves)
{
validIndices.Add(m.MoveIndex);
}
// Make sure iterating over AllMoves is OK with the smaller board
foreach (var move in board.AllMoves())
{
var expected = validIndices.Contains(move.MoveIndex);
Assert.AreEqual(expected, board.IsMoveValid(move), $"({move.Row}, {move.Column}, {move.Direction})");
}
HashSet<int> validIndicesFromIterator = new HashSet<int>();
foreach (var move in board.ValidMoves())
{
validIndicesFromIterator.Add(move.MoveIndex);
}
Assert.IsTrue(validIndices.SetEquals(validIndicesFromIterator));
}
}
}
|