From f8784c6eb07453ca23fa493abd4bf6a979628a7e Mon Sep 17 00:00:00 2001
From: Zhiyi Zhang <zzhang@codeweavers.com>
Date: Mon, 17 May 2021 15:20:21 +0800
Subject: [PATCH] user32/tests: Do not change adapters to every available
 modes.

This reduce the time to run the monitor test from 6 minutes to 25 seconds.

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=50086
Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
(cherry picked from commit cad102465ddb1151cdac4ec073e734dfaee0d85c)
Signed-off-by: Michael Stefaniuc <mstefani@winehq.org>
---
 dlls/user32/tests/monitor.c | 39 ++++++++++++++++++++++++++++++++++++-
 1 file changed, 38 insertions(+), 1 deletion(-)

diff --git a/dlls/user32/tests/monitor.c b/dlls/user32/tests/monitor.c
index 5e4cc9d154f..a587c7c6b16 100644
--- a/dlls/user32/tests/monitor.c
+++ b/dlls/user32/tests/monitor.c
@@ -333,6 +333,7 @@ static void test_ChangeDisplaySettingsEx(void)
     DISPLAY_DEVICEA dd;
     POINTL position;
     DEVMODEW dmW;
+    BOOL found;
     LONG res;
     int i;
 
@@ -732,7 +733,7 @@ static void test_ChangeDisplaySettingsEx(void)
         ok(count == old_count - 1, "Expect monitor count %d, got %d\n", old_count - 1, count);
     }
 
-    /* Test changing each adapter to every available mode */
+    /* Test changing each adapter to different width, height, frequency and depth */
     position.x = 0;
     position.y = 0;
     for (device = 0; device < device_count; ++device)
@@ -741,6 +742,42 @@ static void test_ChangeDisplaySettingsEx(void)
         dm.dmSize = sizeof(dm);
         for (mode = 0; EnumDisplaySettingsExA(devices[device].name, mode, &dm, 0); ++mode)
         {
+            if (mode == 0)
+            {
+                dm2 = dm;
+            }
+            else
+            {
+                found = FALSE;
+                if (dm2.dmPelsWidth && dm.dmPelsWidth != dm2.dmPelsWidth)
+                {
+                    dm2.dmPelsWidth = 0;
+                    found = TRUE;
+                }
+                if (dm2.dmPelsHeight && dm.dmPelsHeight != dm2.dmPelsHeight)
+                {
+                    dm2.dmPelsHeight = 0;
+                    found = TRUE;
+                }
+                if (dm2.dmDisplayFrequency && dm.dmDisplayFrequency != dm2.dmDisplayFrequency)
+                {
+                    dm2.dmDisplayFrequency = 0;
+                    found = TRUE;
+                }
+                if (dm2.dmBitsPerPel && dm.dmBitsPerPel != dm2.dmBitsPerPel)
+                {
+                    dm2.dmBitsPerPel = 0;
+                    found = TRUE;
+                }
+
+                if (!dm2.dmPelsWidth && !dm2.dmPelsHeight && !dm2.dmDisplayFrequency
+                        && !dm2.dmBitsPerPel)
+                    break;
+
+                if (!found)
+                    continue;
+            }
+
             dm.dmPosition = position;
             dm.dmFields |= DM_POSITION;
             res = ChangeDisplaySettingsExA(devices[device].name, &dm, NULL, CDS_RESET, NULL);