Paul Gofman : ddraw/tests: Test restoring attached surface for ddraw1.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: aa6517cf875e6f94db85393391397d036b67b24b
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=aa6517cf875e6f94db8539339...

Author: Paul Gofman <gofmanp(a)gmail.com>
Date:   Mon Aug  5 21:58:35 2019 +0300

ddraw/tests: Test restoring attached surface for ddraw1.

Signed-off-by: Paul Gofman <gofmanp(a)gmail.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/ddraw/tests/ddraw1.c | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/dlls/ddraw/tests/ddraw1.c b/dlls/ddraw/tests/ddraw1.c
index b28f1d7..449f0c6 100644
--- a/dlls/ddraw/tests/ddraw1.c
+++ b/dlls/ddraw/tests/ddraw1.c
@@ -7166,11 +7166,12 @@ static void test_palette_alpha(void)
 
 static void test_lost_device(void)
 {
-    IDirectDrawSurface *surface;
+    IDirectDrawSurface *surface, *back_buffer;
     DDSURFACEDESC surface_desc;
     HWND window1, window2;
     IDirectDraw *ddraw;
     ULONG refcount;
+    DDSCAPS caps;
     HRESULT hr;
     BOOL ret;
 
@@ -7308,6 +7309,19 @@ static void test_lost_device(void)
     hr = IDirectDrawSurface_Flip(surface, NULL, DDFLIP_WAIT);
     ok(hr == DDERR_SURFACELOST, "Got unexpected hr %#x.\n", hr);
 
+    memset(&caps, 0, sizeof(caps));
+    caps.dwCaps = DDSCAPS_FLIP;
+
+    hr = IDirectDrawSurface_GetAttachedSurface(surface, &caps, &back_buffer);
+    ok(hr == DDERR_SURFACELOST, "Got unexpected hr %#x.\n", hr);
+    hr = IDirectDrawSurface_Restore(surface);
+    ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirectDrawSurface_GetAttachedSurface(surface, &caps, &back_buffer);
+    ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+    hr = IDirectDrawSurface_IsLost(back_buffer);
+    ok(hr == DD_OK, "Got unexpected hr %#x.\n", hr);
+    IDirectDrawSurface_Release(back_buffer);
+
     IDirectDrawSurface_Release(surface);
     refcount = IDirectDraw_Release(ddraw);
     ok(!refcount, "Got unexpected refcount %u.\n", refcount);