tests: Test default values for constant buffer variables.

Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/839

tests/hlsl/default-values.shader_test

@@ -115,6 +115,111 @@ todo(sm<6) draw quad
 probe all rgba (70, 80, 90, 100)
 
 
+[pixel shader]
+cbuffer buff
+{
+    float2 a = {1, 2};
+    float4x2 b = {1, 2, 3, 4, 5, 6, 7, 8};
+}
+
+float4 main() : sv_target
+{
+    return float4(a, b[2]);
+}
+
+[test]
+if(sm<4)  uniform 0 float4 10 30 50 70
+if(sm<4)  uniform 4 float4 20 40 60 80
+if(sm<4)  uniform 8 float4 10 20 0 0
+if(sm>=4) uniform 0 float4 10 20 0 0
+if(sm>=4) uniform 4 float4 10 30 50 70
+if(sm>=4) uniform 8 float4 20 40 60 80
+todo(glsl) draw quad
+probe all rgba (10, 20, 50, 60)
+
+
+[pixel shader fail(sm<6) todo]
+cbuffer buff
+{
+    float a = 7;
+    float4 b = a; // initial value must be a literal expression.
+}
+
+float4 main() : sv_target { return 0; }
+
+
+[pixel shader fail(sm<6) todo]
+cbuffer buff
+{
+    float a = 7;
+    float4 b = {1, 2, a, 4}; // initial value must be a literal expression.
+}
+
+float4 main() : sv_target { return 0; }
+
+
+[pixel shader]
+static const float a = 7;
+
+cbuffer buff
+{
+    float4 b = {1, 2, a, 4}; // static constant values are allowed on the initializer.
+}
+
+float4 main() : sv_target { return b; }
+
+[test]
+uniform 0 float4 10 20 30 40
+todo(glsl) draw quad
+probe all rgba (10, 20, 30, 40)
+
+
+[pixel shader]
+cbuffer buff
+{
+    float2 a = {1, 2};
+    float4 b = {3, 5, float2(4, 4)}; // numeric type initializers are allowed.
+}
+
+float4 main() : sv_target
+{
+    return 2 * b;
+}
+
+[test]
+if(sm<4) uniform 0 float4 30 50 40 40
+if(sm>=4) uniform 0 float4 10 20 0 0
+if(sm>=4) uniform 4 float4 30 50 40 40
+todo(glsl) draw quad
+probe all rgba (60, 100, 80, 80)
+
+
+[pixel shader]
+cbuffer buff
+{
+    struct apple
+    {
+        float3 a[2];
+        int2x2 b;
+    } ap = {1, 2, 3, 4, 5, 6, 7.5, 8, 9, 10};
+}
+
+float4 main() : sv_target
+{
+    return float4(ap.b);
+}
+
+[test]
+uniform 0 float4 10 20 30 0
+uniform 4 float4 40 50 60 0
+if(sm<4)  uniform 8 float4 70 90 0 0
+if(sm<4)  uniform 12 float4 80 100 0 0
+if(sm>=4) uniform 8 int4 70 90 0 0
+if(sm>=4) uniform 12 int4 80 100 0 0
+todo(glsl) draw quad
+probe all rgba (70, 80, 90, 100)
+
+
 [require]
 shader model >= 5.0