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Java/Testing.java

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+import java.math.BigInteger;
+
+public class Testing 
+{
+
+    public static void testRookMoves()
+    {
+        int rookSquare = 36;
+
+        long WP_STARTING_POSITIONS = 71776119061217280L;
+        long BP_STARTING_POSITIONS = 65280L;
+        long COMBINED_OCC = WP_STARTING_POSITIONS | BP_STARTING_POSITIONS;
+
+        long rookMoves =  MoveUtils.getRookMovesSeparate(COMBINED_OCC, rookSquare);
+        //Bitboard.printBigInteger(rookMoves);
+    }
+
+    public static void TestKnightMoves() 
+    {
+        BigInteger MAX_BIGINT = new BigInteger("18446744073709551615"); // Max u64 value
+        BigInteger knightBitboard = BigInteger.ZERO;
+        knightBitboard = knightBitboard.setBit(45);
+        knightBitboard = knightBitboard.setBit(42);
+
+        Bitboard.printBigInteger(knightBitboard);
+        Bitboard.printBigInteger(MAX_BIGINT);
+
+        BigInteger tempBitboard = knightBitboard;
+
+        while (!tempBitboard.equals(BigInteger.ZERO)) 
+        {
+            int knightSquare = Bitboard.bitScanForwardSlow(tempBitboard);
+            tempBitboard = tempBitboard.clearBit(knightSquare);
+
+            Pr.println("Knight square: " + knightSquare);
+
+            if (knightSquare == -1) 
+            {
+                Pr.println("Error knight sq -1");
+                break;
+            }
+
+            //BigInteger knightAttacks = MoveConstants.KNIGHT_ATTACKS[knightSquare];
+            Pr.println("Knight on square " + knightSquare);
+            //Bitboard.printBigInteger(knightAttacks);
+        }
+    }
+
+    public static void printRookMoves()
+    {
+        for (int direction = 0; direction < 4; direction++)
+        {
+            Pr.println("direction: " + direction);
+            for (int sq = 0; sq < 64; sq++)
+            {
+               // Bitboard.printBigInteger(MoveConstants.ROOK_ATTACKS[direction][sq]);
+            }
+        }
+    }
+
+    public static void printBishopMoves()
+    {
+        for (int direction = 0; direction < 4; direction++)
+        {
+            Pr.println("direction: " + direction);
+            for (int sq = 0; sq < 64; sq++)
+            {
+              //  Bitboard.printBigInteger(MoveConstants.BISHOP_ATTACKS[direction][sq]);
+            }
+        }
+    }
+
+    public static void testLong()
+    {
+        long knight_bitboard = 0L;
+        knight_bitboard |= MoveConstants.SQUARE_BBS[63];
+        Bitboard.printLong(knight_bitboard);
+    }
+
+    public static void bitScanTest()
+    {
+        for (int i = 0; i < 64; i++)
+        {
+            int square = Perft.bitScanForward(MoveConstants.SQUARE_BBS[i]);
+            Pr.print("i: "); System.out.println(i); Pr.print("sq: "); System.out.println(square);
+        }
+    }
+
+
+
+
+}