comctl32: Beginning of some string related tests.

dlls/comctl32/tests/Makefile.in

@@ -15,6 +15,7 @@ CTESTS = \
 	mru.c \
 	progress.c \
 	propsheet.c \
+	string.c \
 	subclass.c \
 	tab.c \
 	toolbar.c \

dlls/comctl32/tests/string.c

+/*
+ * String tests
+ *
+ * Copyright 2006 Paul Vriens
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
+ */
+
+#include <stdio.h>
+#include <windows.h>
+
+#include "wine/test.h"
+
+static INT (WINAPI * pStr_GetPtrA)(LPCSTR, LPSTR, INT);
+static BOOL (WINAPI * pStr_SetPtrA)(LPSTR, LPCSTR);
+static INT (WINAPI * pStr_GetPtrW)(LPCWSTR, LPWSTR, INT);
+static BOOL (WINAPI * pStr_SetPtrW)(LPWSTR, LPCWSTR);
+
+static HMODULE hComctl32 = 0;
+
+#define COMCTL32_GET_PROC(ordinal, func) \
+    p ## func = (void*)GetProcAddress(hComctl32, (LPSTR)ordinal); \
+    if(!p ## func) { \
+      trace("GetProcAddress(%d)(%s) failed\n", ordinal, #func); \
+      FreeLibrary(hComctl32); \
+    }
+
+static BOOL InitFunctionPtrs(void)
+{
+    hComctl32 = LoadLibraryA("comctl32.dll");
+
+    if(!hComctl32)
+    {
+        trace("Could not load comctl32.dll\n");
+        return FALSE;
+    }
+
+    COMCTL32_GET_PROC(233, Str_GetPtrA)
+    COMCTL32_GET_PROC(234, Str_SetPtrA)
+    COMCTL32_GET_PROC(235, Str_GetPtrW)
+    COMCTL32_GET_PROC(236, Str_SetPtrW)
+
+    return TRUE;
+}
+
+static void test_GetPtrAW(void)
+{
+    if (pStr_GetPtrA)
+    {
+        static const char source[] = "Just a source string";
+        static const char desttest[] = "Just a destination string";
+        static char dest[MAX_PATH];
+        int sourcelen;
+        int destsize = MAX_PATH;
+        int count = -1;
+
+        sourcelen = strlen(source) + 1;
+
+        count = pStr_GetPtrA(NULL, NULL, 0);
+        ok (count == 0, "Expected count to be 0, it was %d\n", count);
+
+        if (0)
+        {
+            /* Crashes on W98, NT4, W2K, XP, W2K3
+             * Our implementation also crashes and we should probably leave
+             * it like that.
+             */
+            count = -1;
+            count = pStr_GetPtrA(NULL, NULL, destsize);
+            trace("count : %d\n", count);
+        }
+
+        count = 0;
+        count = pStr_GetPtrA(source, NULL, 0);
+        ok (count == sourcelen, "Expected count to be %d, it was %d\n", sourcelen , count);
+
+        count = 0;
+        strcpy(dest, desttest);
+        count = pStr_GetPtrA(source, dest, 0);
+        ok (count == sourcelen, "Expected count to be %d, it was %d\n", sourcelen , count);
+        ok (!lstrcmp(dest, desttest), "Expected destination to not have changed\n");
+
+        count = 0;
+        count = pStr_GetPtrA(source, NULL, destsize);
+        ok (count == sourcelen, "Expected count to be %d, it was %d\n", sourcelen , count);
+
+        count = 0;
+        count = pStr_GetPtrA(source, dest, destsize);
+        ok (count == sourcelen, "Expected count to be %d, it was %d\n", sourcelen , count);
+        ok (!lstrcmp(source, dest), "Expected source and destination to be the same\n");
+
+        count = -1;
+        strcpy(dest, desttest);
+        count = pStr_GetPtrA(NULL, dest, destsize);
+        ok (count == 0, "Expected count to be 0, it was %d\n", count);
+        ok (dest[0] == '\0', "Expected destination to be cut-off and 0 terminated\n");
+
+        count = 0;
+        destsize = 15;
+        count = pStr_GetPtrA(source, dest, destsize);
+        ok (count == 15, "Expected count to be 15, it was %d\n", count);
+        ok (!memcmp(source, dest, 14), "Expected first part of source and destination to be the same\n");
+        ok (dest[14] == '\0', "Expected destination to be cut-off and 0 terminated\n");
+    }
+}
+
+START_TEST(string)
+{
+    if(!InitFunctionPtrs())
+        return;
+
+    test_GetPtrAW();
+
+    FreeLibrary(hComctl32);
+}