[v5 5/6] user32: Send WM_NCPAINT and WM_ERASEBKGND when window is shown and add tests

[Marvin]

Hi,

While running your changed tests on Windows, I think I found new failures.
Being a bot and all I'm not very good at pattern recognition, so I might be
wrong, but could you please double-check?
Full results can be found at
https://testbot.winehq.org/JobDetails.pl?Key=28463

Your paranoid android.


=== wxppro (32 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint

=== wvistau64 (32 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint

=== w7u (32 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint

=== w7pro64 (32 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint

=== wvistau64 (64 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint

=== w7pro64 (64 bit msg) ===
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 2: the msg 0x0085 should have been sent by BeginPaint
msg.c:5223: Test failed: SetWindowPos:show_popup_first_show_window_child2: 3: the msg 0x0014 should have been sent by BeginPaint