d3d10core: Add a small test for CreateRenderTargetView().

dlls/d3d10core/tests/device.c

@@ -140,6 +140,65 @@ static void test_create_texture(ID3D10Device *device)
     ID3D10Texture2D_Release(texture);
 }
 
+static void test_create_rendertarget_view(ID3D10Device *device)
+{
+    D3D10_RENDER_TARGET_VIEW_DESC rtv_desc;
+    D3D10_TEXTURE2D_DESC texture_desc;
+    D3D10_BUFFER_DESC buffer_desc;
+    ID3D10RenderTargetView *rtview;
+    ID3D10Texture2D *texture;
+    ID3D10Buffer *buffer;
+    HRESULT hr;
+
+    buffer_desc.ByteWidth = 1024;
+    buffer_desc.Usage = D3D10_USAGE_DEFAULT;
+    buffer_desc.BindFlags = D3D10_BIND_RENDER_TARGET;
+    buffer_desc.CPUAccessFlags = 0;
+    buffer_desc.MiscFlags = 0;
+
+    hr = ID3D10Device_CreateBuffer(device, &buffer_desc, NULL, &buffer);
+    ok(SUCCEEDED(hr), "Failed to create a buffer, hr %#x\n", hr);
+
+    rtv_desc.Format = DXGI_FORMAT_R32G32B32A32_FLOAT;
+    rtv_desc.ViewDimension = D3D10_RTV_DIMENSION_BUFFER;
+    rtv_desc.Buffer.ElementOffset = 0;
+    rtv_desc.Buffer.ElementWidth = 64;
+
+    hr = ID3D10Device_CreateRenderTargetView(device, (ID3D10Resource *)buffer, &rtv_desc, &rtview);
+    ok(SUCCEEDED(hr), "Failed to create a rendertarget view, hr %#x\n", hr);
+
+    ID3D10RenderTargetView_Release(rtview);
+    ID3D10Buffer_Release(buffer);
+
+    texture_desc.Width = 512;
+    texture_desc.Height = 512;
+    texture_desc.MipLevels = 1;
+    texture_desc.ArraySize = 1;
+    texture_desc.Format = DXGI_FORMAT_R8G8B8A8_UNORM;
+    texture_desc.SampleDesc.Count = 1;
+    texture_desc.SampleDesc.Quality = 0;
+    texture_desc.Usage = D3D10_USAGE_DEFAULT;
+    texture_desc.BindFlags = D3D10_BIND_RENDER_TARGET;
+    texture_desc.CPUAccessFlags = 0;
+    texture_desc.MiscFlags = 0;
+
+    hr = ID3D10Device_CreateTexture2D(device, &texture_desc, NULL, &texture);
+    ok(SUCCEEDED(hr), "Failed to create a 2d texture, hr %#x\n", hr);
+
+    /* For texture resources it's allowed to specify NULL as desc */
+    hr = ID3D10Device_CreateRenderTargetView(device, (ID3D10Resource *)texture, NULL, &rtview);
+    ok(SUCCEEDED(hr), "Failed to create a rendertarget view, hr %#x\n", hr);
+
+    ID3D10RenderTargetView_GetDesc(rtview, &rtv_desc);
+    ok(rtv_desc.Format == texture_desc.Format, "Expected format %#x, got %#x\n", texture_desc.Format, rtv_desc.Format);
+    ok(rtv_desc.ViewDimension == D3D10_RTV_DIMENSION_TEXTURE2D,
+            "Expected view dimension D3D10_RTV_DIMENSION_TEXTURE2D, got %#x\n", rtv_desc.ViewDimension);
+    ok(rtv_desc.Texture2D.MipSlice == 0, "Expected mip slice 0, got %#x\n", rtv_desc.Texture2D.MipSlice);
+
+    ID3D10RenderTargetView_Release(rtview);
+    ID3D10Texture2D_Release(texture);
+}
+
 START_TEST(device)
 {
     ID3D10Device *device;
@@ -154,6 +213,7 @@ START_TEST(device)
 
     test_device_interfaces(device);
     test_create_texture(device);
+    test_create_rendertarget_view(device);
 
     refcount = ID3D10Device_Release(device);
     ok(!refcount, "Device has %u references left\n", refcount);