user32/tests: Add some more tests for HWND_MESSAGE windows.

dlls/user32/tests/win.c

@@ -4707,27 +4707,51 @@ static void test_GetWindowModuleFileName(void)
     ok(!ret1, "expected 0, got %u\n", ret1);
 }
 
+static void test_hwnd_message(void)
+{
+    HWND parent = 0, hwnd;
+    RECT rect;
+
+    hwnd = CreateWindowExA(0, "MainWindowClass", "message window", WS_CAPTION | WS_VISIBLE,
+                           100, 100, 200, 200, HWND_MESSAGE, 0, 0, NULL);
+    if (!hwnd)
+    {
+        win_skip("CreateWindowExA with parent HWND_MESSAGE failed\n");
+        return;
+    }
+
+    ok( !GetParent(hwnd), "GetParent should return 0 for message only windows\n" );
+    if (pGetAncestor)
+    {
+        char buffer[100];
+        HWND root, desktop = GetDesktopWindow();
+
+        parent = pGetAncestor(hwnd, GA_PARENT);
+        ok(parent != 0, "GetAncestor(GA_PARENT) should not return 0 for message windows\n");
+        ok(parent != desktop, "GetAncestor(GA_PARENT) should not return desktop for message windows\n");
+        root = pGetAncestor(hwnd, GA_ROOT);
+        ok(root == hwnd, "GetAncestor(GA_ROOT) should return hwnd for message windows\n");
+        ok( !pGetAncestor(parent, GA_PARENT), "parent shouldn't have a parent\n" );
+        trace("parent %p root %p desktop %p\n", parent, root, desktop);
+        if (!GetClassNameA( parent, buffer, sizeof(buffer) )) buffer[0] = 0;
+        ok( !lstrcmpi( buffer, "Message" ), "wrong parent class '%s'\n", buffer );
+        GetWindowRect( parent, &rect );
+        ok( rect.left == 0 && rect.right == 100 && rect.top == 0 && rect.bottom == 100,
+            "wrong parent rect %d,%d-%d,%d\n", rect.left, rect.top, rect.right, rect.bottom );
+    }
+    GetWindowRect( hwnd, &rect );
+    ok( rect.left == 100 && rect.right == 300 && rect.top == 100 && rect.bottom == 300,
+        "wrong window rect %d,%d-%d,%d\n", rect.left, rect.top, rect.right, rect.bottom );
+
+    DestroyWindow(hwnd);
+}
+
 START_TEST(win)
 {
     pGetAncestor = (void *)GetProcAddress( GetModuleHandleA("user32.dll"), "GetAncestor" );
     pGetWindowInfo = (void *)GetProcAddress( GetModuleHandleA("user32.dll"), "GetWindowInfo" );
     pGetWindowModuleFileNameA = (void *)GetProcAddress( GetModuleHandleA("user32.dll"), "GetWindowModuleFileNameA" );
 
-    hwndMain = CreateWindowExA(0, "static", NULL, 0, 0, 0, 0, 0, HWND_MESSAGE, 0, 0, NULL);
-    if (hwndMain)
-    {
-        ok(!GetParent(hwndMain), "GetParent should return 0 for message only windows\n");
-        if (pGetAncestor)
-        {
-            hwndMessage = pGetAncestor(hwndMain, GA_PARENT);
-            ok(hwndMessage != 0, "GetAncestor(GA_PARENT) should not return 0 for message only windows\n");
-            trace("hwndMessage %p\n", hwndMessage);
-        }
-        DestroyWindow(hwndMain);
-    }
-    else
-        trace("CreateWindowExA with parent HWND_MESSAGE failed\n");
-
     if (!RegisterWindowClasses()) assert(0);
 
     hhook = SetWindowsHookExA(WH_CBT, cbt_hook_proc, 0, GetCurrentThreadId());
@@ -4738,8 +4762,6 @@ START_TEST(win)
                                WS_MAXIMIZEBOX | WS_POPUP,
                                100, 100, 200, 200,
                                0, 0, GetModuleHandle(0), NULL);
-    test_nonclient_area(hwndMain);
-
     hwndMain2 = CreateWindowExA(/*WS_EX_TOOLWINDOW*/ 0, "MainWindowClass", "Main window 2",
                                 WS_CAPTION | WS_SYSMENU | WS_MINIMIZEBOX |
                                 WS_MAXIMIZEBOX | WS_POPUP,
@@ -4751,6 +4773,8 @@ START_TEST(win)
     our_pid = GetWindowThreadProcessId(hwndMain, NULL);
 
     /* Add the tests below this line */
+    test_hwnd_message();
+    test_nonclient_area(hwndMain);
     test_params();
     test_GetWindowModuleFileName();
     test_capture_1();