Zhiyi Zhang : user32/tests: Fix test failures on multiple monitor setup.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 6b2b004c0ca0427a3337953efab4e59c0e67cd8f
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=6b2b004c0ca0427a3337953efab4e59c0e67cd8f

Author: Zhiyi Zhang <zzhang at codeweavers.com>
Date:   Thu Nov  7 22:04:31 2019 +0800

user32/tests: Fix test failures on multiple monitor setup.

The desktop window rectangle is the same as that of primary monitor
for compatibility reasons. It equals to virtual screen rectangle only
when there are no more than two active and non-mirrored monitors.

Signed-off-by: Zhiyi Zhang <zzhang at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/user32/tests/sysparams.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/dlls/user32/tests/sysparams.c b/dlls/user32/tests/sysparams.c
index f74c9e7561..645c188008 100644
--- a/dlls/user32/tests/sysparams.c
+++ b/dlls/user32/tests/sysparams.c
@@ -3225,6 +3225,7 @@ static void test_dpi_mapping(void)
     ULONG_PTR i, j, k;
     WINDOWPLACEMENT wpl_orig, wpl;
     HMONITOR monitor;
+    INT monitor_count;
     MONITORINFO mon_info;
     DPI_AWARENESS_CONTEXT context;
 
@@ -3235,6 +3236,7 @@ static void test_dpi_mapping(void)
     }
     context = pSetThreadDpiAwarenessContext( DPI_AWARENESS_CONTEXT_PER_MONITOR_AWARE );
     GetWindowRect( GetDesktopWindow(), &desktop );
+    monitor_count = GetSystemMetrics( SM_CMONITORS );
     for (i = DPI_AWARENESS_UNAWARE; i <= DPI_AWARENESS_PER_MONITOR_AWARE; i++)
     {
         pSetThreadDpiAwarenessContext( (DPI_AWARENESS_CONTEXT)~i );
@@ -3247,9 +3249,12 @@ static void test_dpi_mapping(void)
         SetRect( &rect, 0, 0, GetSystemMetrics( SM_CXSCREEN ), GetSystemMetrics( SM_CYSCREEN ));
         ok( EqualRect( &expect, &rect ), "%lu: wrong desktop rect %s expected %s\n",
             i, wine_dbgstr_rect(&rect), wine_dbgstr_rect(&expect) );
-        SetRect( &rect, 0, 0, GetSystemMetrics( SM_CXVIRTUALSCREEN ), GetSystemMetrics( SM_CYVIRTUALSCREEN ));
-        ok( EqualRect( &expect, &rect ), "%lu: wrong virt desktop rect %s expected %s\n",
-            i, wine_dbgstr_rect(&rect), wine_dbgstr_rect(&expect) );
+        if (monitor_count < 2)
+        {
+            SetRect( &rect, 0, 0, GetSystemMetrics( SM_CXVIRTUALSCREEN ), GetSystemMetrics( SM_CYVIRTUALSCREEN ));
+            ok( EqualRect( &expect, &rect ), "%lu: wrong virt desktop rect %s expected %s\n",
+                i, wine_dbgstr_rect(&rect), wine_dbgstr_rect(&expect) );
+        }
         SetRect( &rect, 0, 0, 1, 1 );
         monitor = MonitorFromRect( &rect, MONITOR_DEFAULTTOPRIMARY );
         ok( monitor != 0, "failed to get monitor\n" );