[PATCH v2 1/5] d3d11/tests: Test creating and rendering to a swapchain on the desktop window.

[Zebediah Figura]

From: Zebediah Figura

Signed-off-by: Zebediah Figura 
---
 dlls/d3d11/tests/d3d11.c | 80 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)

diff --git a/dlls/d3d11/tests/d3d11.c b/dlls/d3d11/tests/d3d11.c
index e8c2f649f8..b8a90ec1ae 100644
--- a/dlls/d3d11/tests/d3d11.c
+++ b/dlls/d3d11/tests/d3d11.c
@@ -29290,6 +29290,85 @@ static void test_standard_pattern(void)
     release_test_context(&test_context);
 }

+static void test_desktop_window(void)
+{
+    ID3D11RenderTargetView *backbuffer_rtv;
+    DXGI_SWAP_CHAIN_DESC swapchain_desc;
+    ID3D11DeviceContext *context;
+    ID3D11Texture2D *backbuffer;
+    IDXGISwapChain *swapchain;
+    IDXGIDevice *dxgi_device;
+    IDXGIAdapter *adapter;
+    IDXGIFactory *factory;
+    ID3D11Device *device;
+    ULONG refcount;
+    HRESULT hr;
+
+    static const float red[] = {1.0f, 0.0f, 0.0f, 1.0f};
+
+    if (!(device = create_device(NULL)))
+    {
+        skip("Failed to create device.\n");
+        return;
+    }
+
+    hr = ID3D11Device_QueryInterface(device, &IID_IDXGIDevice, (void **)&dxgi_device);
+    ok(SUCCEEDED(hr), "Failed to get DXGI device, hr %#x.\n", hr);
+    hr = IDXGIDevice_GetAdapter(dxgi_device, &adapter);
+    ok(SUCCEEDED(hr), "Failed to get adapter, hr %#x.\n", hr);
+    IDXGIDevice_Release(dxgi_device);
+    hr = IDXGIAdapter_GetParent(adapter, &IID_IDXGIFactory, (void **)&factory);
+    ok(SUCCEEDED(hr), "Failed to get factory, hr %#x.\n", hr);
+    IDXGIAdapter_Release(adapter);
+
+    swapchain_desc.BufferDesc.Width = 640;
+    swapchain_desc.BufferDesc.Height = 480;
+    swapchain_desc.BufferDesc.RefreshRate.Numerator = 60;
+    swapchain_desc.BufferDesc.RefreshRate.Denominator = 1;
+    swapchain_desc.BufferDesc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
+    swapchain_desc.BufferDesc.ScanlineOrdering = DXGI_MODE_SCANLINE_ORDER_UNSPECIFIED;
+    swapchain_desc.BufferDesc.Scaling = DXGI_MODE_SCALING_UNSPECIFIED;
+    swapchain_desc.SampleDesc.Count = 1;
+    swapchain_desc.SampleDesc.Quality = 0;
+    swapchain_desc.BufferUsage = DXGI_USAGE_RENDER_TARGET_OUTPUT;
+    swapchain_desc.BufferCount = 1;
+    swapchain_desc.OutputWindow = GetDesktopWindow();
+    swapchain_desc.Windowed = TRUE;
+    swapchain_desc.SwapEffect = DXGI_SWAP_EFFECT_DISCARD;
+    swapchain_desc.Flags = 0;
+
+    hr = IDXGIFactory_CreateSwapChain(factory, (IUnknown *)device, &swapchain_desc, &swapchain);
+    todo_wine ok(hr == S_OK || broken(hr == DXGI_ERROR_INVALID_CALL) /* Not available on all Windows versions. */,
+            "Failed to create swapchain, hr %#x.\n", hr);
+    IDXGIFactory_Release(factory);
+    if (FAILED(hr))
+    {
+        ID3D11Device_Release(device);
+        return;
+    }
+
+    hr = IDXGISwapChain_GetBuffer(swapchain, 0, &IID_ID3D11Texture2D, (void **)&backbuffer);
+    ok(SUCCEEDED(hr), "Failed to get buffer, hr %#x.\n", hr);
+
+    hr = ID3D11Device_CreateRenderTargetView(device, (ID3D11Resource *)backbuffer, NULL, &backbuffer_rtv);
+    ok(SUCCEEDED(hr), "Failed to create rendertarget view, hr %#x.\n", hr);
+
+    ID3D11Device_GetImmediateContext(device, &context);
+
+    ID3D11DeviceContext_ClearRenderTargetView(context, backbuffer_rtv, red);
+    check_texture_color(backbuffer, 0xff0000ff, 1);
+
+    hr = IDXGISwapChain_Present(swapchain, 0, 0);
+    ok(hr == S_OK, "Got unexpected hr %#x.\n", hr);
+
+    ID3D11RenderTargetView_Release(backbuffer_rtv);
+    ID3D11Texture2D_Release(backbuffer);
+    IDXGISwapChain_Release(swapchain);
+    ID3D11DeviceContext_Release(context);
+    refcount = ID3D11Device_Release(device);
+    ok(!refcount, "Device has %u references left.\n", refcount);
+}
+
 START_TEST(d3d11)
 {
     unsigned int argc, i;
@@ -29448,6 +29527,7 @@ START_TEST(d3d11)
     queue_test(test_staging_buffers);
     queue_test(test_render_a8);
     queue_test(test_standard_pattern);
+    queue_test(test_desktop_window);

run_queued_tests();
 }