diff --git a/codec/h264/h264dec/slice_test.go b/codec/h264/h264dec/slice_test.go
index b5de6a6a..375092c9 100644
--- a/codec/h264/h264dec/slice_test.go
+++ b/codec/h264/h264dec/slice_test.go
@@ -123,3 +123,21 @@ func TestNewRefPicListModification(t *testing.T) {
 		}
 	}
 }
+
+func TestNewPredWeightTable(t *testing.T){
+	tests := []struct{
+		in string
+		s SliceHeader
+		want PredWeightTable
+	}{
+		{
+			in: "011" + // ue(v) luma_log2_weight_denom = 2
+			"00100" + // ue(v) chroma_log2_weigght_denom = 3
+
+			"1" + // u(1) luma_weight_l0_flag = true
+			"011" + // se(v) luma_weight_l0[0] = -1
+			"010" + // se(v) luma_offset_l0[0] = 1
+			"1" + // u(1) chroma_weight_l0_flag = true
+		},
+	}
+}