#86 Crash on during evaluation (#91)

* #86 Crash on during evaluation
 (120 possible undo Moves instead of 64). If Black "passes" each move.

Author: oers

project/src/androidTest/java/de/earthlingz/oerszebra/DroidZebraTest.java

@@ -126,7 +126,6 @@ public void testCrash2() throws InterruptedException {
     }
 
     @Test
-    @Ignore
     public void testCrash86() throws InterruptedException {
         Intent intent = new Intent();
         intent.setAction(Intent.ACTION_SEND);

project/src/main/jni/droidzebra-jni.c

@@ -71,7 +71,7 @@ static int s_practice_mode = FALSE;
 static const char* s_forced_opening_seq = NULL;
 static int s_use_book = TRUE;
 static int s_enable_msg = TRUE;
-static int s_undo_stack[64];
+static int s_undo_stack[120]; //60 black and 60 White Moves. A move can be "PASS"
 static int s_undo_stack_pointer = 0;
 // --
 
@@ -1017,15 +1017,15 @@ void _droidzebra_undo_turn(int* side_to_move)
 // undo moves until player is a human and he can make a move
 void _droidzebra_undo_all(int* side_to_move)
 {
-	int curr_move;
+    int curr_move;
 
+    //already at the beginning
 	if(score_sheet_row==0 && *side_to_move==BLACKSQ) return;
 
-
-
 	do {
         _droidzebra_undo_stack_push(disks_played);
-		*side_to_move = OPP(*side_to_move);
+
+        *side_to_move = OPP(*side_to_move);
 
 		if ( *side_to_move == WHITESQ )
 			score_sheet_row--;
@@ -1042,7 +1042,7 @@ void _droidzebra_undo_all(int* side_to_move)
 			black_moves[score_sheet_row] = PASS;
 		}
 
-		droidzebra_message_debug("undo: side_to_move %d, undo_move %d, score_sheet_row %d, disks_played %d, move_count %d", *side_to_move, curr_move, score_sheet_row, disks_played, move_count[disks_played]);
+		droidzebra_message_debug("undoall: side_to_move %d, undo_move %d, score_sheet_row %d, disks_played %d, move_count %d", *side_to_move, curr_move, score_sheet_row, disks_played, move_count[disks_played]);
 	} while( !(score_sheet_row==0 && *side_to_move==BLACKSQ));
 	clear_endgame_performed();
 }
@@ -1124,7 +1124,7 @@ void _droidzebra_throw_engine_error(JNIEnv* env, const char* msg)
 
 void _droidzebra_undo_stack_push(int val)
 {
-	assert(s_undo_stack_pointer<64);
+    assert(s_undo_stack_pointer< 120);
 	s_undo_stack[s_undo_stack_pointer++] = val;
 }