user32/tests: Add tests for keyboard layout preload list.

dlls/user32/tests/input.c

@@ -3072,9 +3072,10 @@ static void test_get_async_key_state(void)
 static void test_keyboard_layout_name(void)
 {
     WCHAR klid[KL_NAMELENGTH], tmpklid[KL_NAMELENGTH], layout_path[MAX_PATH], value[5];
-    HKL layout, tmplayout, layouts[64];
-    DWORD status, value_size;
-    int i, len;
+    HKL layout, tmplayout, *layouts, *layouts_preload;
+    DWORD status, value_size, klid_size, type, id;
+    int i, j, len;
+    HKEY hkey;
     BOOL ret;
 
     if (0) /* crashes on native system */
@@ -3087,15 +3088,77 @@ static void test_keyboard_layout_name(void)
 
     layout = GetKeyboardLayout(0);
 
-    len = GetKeyboardLayoutList(ARRAY_SIZE(layouts), layouts);
+    len = GetKeyboardLayoutList(0, NULL);
+    ok(len > 0, "GetKeyboardLayoutList returned %d\n", len);
+
+    layouts = malloc(len * sizeof(HKL));
+    ok(layouts != NULL, "Could not allocate memory\n");
+
+    len = GetKeyboardLayoutList(len, layouts);
     ok(len > 0, "GetKeyboardLayoutList returned %d\n", len);
 
+    layouts_preload = calloc(len, sizeof(HKL));
+    ok(layouts_preload != NULL, "Could not allocate memory\n");
+
+    if (!RegOpenKeyW( HKEY_CURRENT_USER, L"Keyboard Layout\\Preload", &hkey ))
+    {
+        i = 0;
+        type = REG_SZ;
+        klid_size = sizeof(klid);
+        value_size = ARRAY_SIZE(value);
+        while (i < len && !RegEnumValueW( hkey, i++, value, &value_size, NULL, &type, (void *)&klid, &klid_size ))
+        {
+            klid_size = sizeof(klid);
+            value_size = ARRAY_SIZE(value);
+            layouts_preload[i - 1] = UlongToHandle( wcstoul( klid, NULL, 16 ) );
+
+            id = (DWORD_PTR)layouts_preload[i - 1];
+            if (id & 0x80000000) todo_wine_if(HIWORD(id) == 0xe001) ok((id & 0xf0000000) == 0xd0000000, "Unexpected preloaded keyboard layout high bits %#x\n", id);
+            else ok(!(id & 0xf0000000), "Unexpected preloaded keyboard layout high bits %#x\n", id);
+        }
+
+        ok(i <= len, "Unexpected keyboard count %d in preload list\n", i);
+        RegCloseKey( hkey );
+    }
+
+    if (!RegOpenKeyW( HKEY_CURRENT_USER, L"Keyboard Layout\\Substitutes", &hkey ))
+    {
+        for (i = 0; i < len && layouts_preload[i]; ++i)
+        {
+            type = REG_SZ;
+            klid_size = sizeof(klid);
+            swprintf( tmpklid, KL_NAMELENGTH, L"%08x", HandleToUlong( layouts_preload[i] ) );
+            if (!RegQueryValueExW( hkey, tmpklid, NULL, &type, (void *)&klid, &klid_size ))
+            {
+                layouts_preload[i] = UlongToHandle( wcstoul( klid, NULL, 16 ) );
+
+                /* Substitute should contain the keyboard layout id, not the HKL high word */
+                id = (DWORD_PTR)layouts_preload[i];
+                ok(!(id & 0xf0000000), "Unexpected substitute keyboard layout high bits %#x\n", id);
+            }
+            else
+            {
+                id = (DWORD_PTR)layouts_preload[i];
+                ok(!(id & 0xf0000000), "Unexpected preloaded keyboard layout high bits %#x\n", id);
+            }
+        }
+
+        RegCloseKey( hkey );
+    }
+
     for (i = len - 1; i >= 0; --i)
     {
-        UINT id = (UINT_PTR)layouts[i];
+        id = (DWORD_PTR)layouts[i];
         ActivateKeyboardLayout(layouts[i], 0);
         GetKeyboardLayoutNameW(klid);
 
+        for (j = 0; j < len; ++j)
+        {
+            swprintf( tmpklid, KL_NAMELENGTH, L"%08X", layouts_preload[j] );
+            if (!wcscmp( tmpklid, klid )) break;
+        }
+        ok(j < len, "Could not find keyboard layout %p in preload list\n", layout);
+
         if (id & 0x80000000)
         {
             todo_wine ok((id >> 28) == 0xf, "hkl high bits %#x, expected 0xf\n", id >> 28);
@@ -3120,7 +3183,7 @@ static void test_keyboard_layout_name(void)
         tmplayout = LoadKeyboardLayoutW(klid, KLF_ACTIVATE);
 
         /* The low word of HKL is the selected user lang and may be different as LoadKeyboardLayoutW also selects the default lang from the layout */
-        ok(((UINT_PTR)tmplayout & ~0xffff) == ((UINT_PTR)layouts[i] & ~0xffff), "GetKeyboardLayout returned %p, expected %p\n", tmplayout, layouts[i]);
+        ok(((UINT_PTR)tmplayout & ~0xffff) == ((UINT_PTR)layouts[i] & ~0xffff), "LoadKeyboardLayoutW returned %p, expected %p\n", tmplayout, layouts[i]);
 
         /* The layout name only depends on the keyboard layout: the high word of HKL. */
         GetKeyboardLayoutNameW(tmpklid);
@@ -3128,6 +3191,9 @@ static void test_keyboard_layout_name(void)
     }
 
     ActivateKeyboardLayout(layout, 0);
+
+    free(layouts);
+    free(layouts_preload);
 }
 
 static void test_key_names(void)