diff --git a/tests/webtbs/tw39661a.pp b/tests/webtbs/tw39661a.pp
new file mode 100644
index 0000000000..62ccae13de
--- /dev/null
+++ b/tests/webtbs/tw39661a.pp
@@ -0,0 +1,8 @@
+const
+  D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING = $00000040;
+var
+  i: UInt32;
+begin
+  i := D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING;  
+end.
+
diff --git a/tests/webtbs/tw39661b.pp b/tests/webtbs/tw39661b.pp
new file mode 100644
index 0000000000..7db1af1aaf
--- /dev/null
+++ b/tests/webtbs/tw39661b.pp
@@ -0,0 +1,8 @@
+const
+  D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING = $00000040;
+var
+  i: UInt32;
+begin
+  i := D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCK;  
+end.
+
diff --git a/tests/webtbs/tw39661c.pp b/tests/webtbs/tw39661c.pp
new file mode 100644
index 0000000000..9f7bb97472
--- /dev/null
+++ b/tests/webtbs/tw39661c.pp
@@ -0,0 +1,8 @@
+const
+  D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING = $00000040;
+var
+  i: UInt32;
+begin
+  i := D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DE;  
+end.
+
diff --git a/tests/webtbs/tw39661d.pp b/tests/webtbs/tw39661d.pp
new file mode 100644
index 0000000000..cb28223b29
--- /dev/null
+++ b/tests/webtbs/tw39661d.pp
@@ -0,0 +1,8 @@
+const
+  D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING = $00000040;
+var
+  i: UInt32;
+begin
+  i := D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DE___Dont_CARE;  
+end.
+
diff --git a/tests/webtbs/tw39661e.pp b/tests/webtbs/tw39661e.pp
new file mode 100644
index 0000000000..c211cd98d2
--- /dev/null
+++ b/tests/webtbs/tw39661e.pp
@@ -0,0 +1,9 @@
+{%FAIL}
+const
+  D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DEBLOCKING = $00000040;
+var
+  i: UInt32;
+begin
+  i := D3D12_VIDEO_ENCODER_CODEC_CONFIGURATION_H264_SLICES_DEBLOCKING_MODE_FLAG_6_DISABLE_CHROMA_BLOCK_EDGES_AND_USE_LUMA_TWO_STAGE_DF;  
+end.
+