Matteo Bruni (@Mystral) commented about dlls/d3dx9_36/tests/surface.c:
},{ D3DFMT_DXT4, 4, 4, NULL, D3D_OK,{ 32, DDS_PF_FOURCC, D3DFMT_DXT4, 0, 0, 0, 0, 0 },(DDS_CAPS | DDS_HEIGHT | DDS_WIDTH | DDS_PIXELFORMAT), 4, 4, 0, 0, 0, (DDS_CAPS_TEXTURE), 0,DDS_FILE_HEADER_SIZE + (16)},{ D3DFMT_DXT5, 4, 4, NULL, D3D_OK,{ 32, DDS_PF_FOURCC, D3DFMT_DXT5, 0, 0, 0, 0, 0 },(DDS_CAPS | DDS_HEIGHT | DDS_WIDTH | DDS_PIXELFORMAT), 4, 4, 0, 0, 0, (DDS_CAPS_TEXTURE), 0,DDS_FILE_HEADER_SIZE + (16)},{ D3DFMT_A16B16G16R16, 4, 4, NULL, D3D_OK,{ 32, DDS_PF_FOURCC, D3DFMT_A16B16G16R16, 0, 0, 0, 0, 0 },(DDS_CAPS | DDS_HEIGHT | DDS_WIDTH | DDS_PIXELFORMAT), 4, 4, 0, 0, 0, (DDS_CAPS_TEXTURE), 0,DDS_FILE_HEADER_SIZE + (4 * 8 * 4)},
Doesn't this test also appear above?