Initial checkin for typhoon chess engine.

1 files changed, 212 insertions, 0 deletions

diff --git a/src/testdraw.c b/src/testdraw.c
new file mode 100644
index 0000000..5e48c0c
--- /dev/null
+++ b/src/testdraw.c
@@ -0,0 +1,212 @@
+/**
+
+Copyright (c) Scott Gasch
+
+Module Name:
+
+    testdraw.c
+
+Abstract:
+
+    Test the draw detection code.
+
+Author:
+
+    Scott Gasch ([email protected]) 30 Jun 2004
+
+Revision History:
+
+    $Id: testdraw.c 345 2007-12-02 22:56:42Z scott $
+
+**/
+
+#ifdef TEST
+#include "chess.h"
+
+void
+TestDraw(void)
+{
+    SEARCHER_THREAD_CONTEXT *ctx;
+    POSITION pos;
+    MOVE mv;
+
+    ctx = SystemAllocateMemory(sizeof(SEARCHER_THREAD_CONTEXT));
+    ASSERT(ctx);
+
+    Trace("Testing draw detection code...\n");
+
+    (void)FenToPosition(&pos,
+              "rnbqkbnr/ppp2ppp/8/3pp3/3PP3/8/PPP2PPP/RNBQKBNR w KQkq - 0 0");
+    InitializeSearcherContext(&pos, ctx);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+
+    mv.uMove = 0;
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    UnmakeMove(ctx, mv);
+    
+    mv.uMove = MAKE_MOVE(F1, D3, WHITE_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 1)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(F8, D6, BLACK_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 2)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(D3, F1, WHITE_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 3)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(D6, F8, BLACK_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (FALSE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 4)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    UnmakeMove(ctx, mv);
+
+    // ====
+    
+    mv.uMove = MAKE_MOVE(E5, D4, BLACK_PAWN, WHITE_PAWN, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 0)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(E4, D5, WHITE_PAWN, BLACK_PAWN, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 0)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+
+    // ---
+    
+    mv.uMove = MAKE_MOVE(D6, C5, BLACK_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 1)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(F1, E2, WHITE_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 2)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(C5, D6, BLACK_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (TRUE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 3)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    mv.uMove = MAKE_MOVE(E2, F1, WHITE_BISHOP, 0, 0, 0);
+    MakeMove(ctx, mv);
+    if (FALSE == IsDraw(ctx))
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+    if (ctx->sPosition.uFifty != 4)
+    {
+        UtilPanic(TESTCASE_FAILURE,
+                  NULL, "IsDraw", NULL, NULL,
+                  __FILE__, __LINE__);
+    }
+
+    //
+    // TODO: make some moves "officially" and test rolling back into
+    // the gamelist to detect a draw.
+    //
+    SystemFreeMemory(ctx);
+}
+#endif