Add GLSL 1.20 tests for constant expressions involving builtins.

1 files changed, 22 insertions, 0 deletions

diff --git a/tests/shaders/glsl-const-builtin-clamp.shader_test b/tests/shaders/glsl-const-builtin-clamp.shader_test
new file mode 100644
index 00000000..b111690d
--- /dev/null
+++ b/tests/shaders/glsl-const-builtin-clamp.shader_test
@@ -0,0 +1,22 @@
+[require]
+GL >= 2.0
+GLSL >= 1.20
+
+[vertex shader file]
+glsl-mvp.vert
+
+[fragment shader]
+#version 120
+void main()
+{
+   const vec2 v1 = clamp(vec2(-10.0, -15.0), vec2(-5.0, 5.0), vec2(1.0, 10.0));
+   const vec2 v2 = clamp(v1, -0.25, 1.25);
+   gl_FragColor = vec4(0.0, v2.x + v2.y, 0.0, 1.0);
+}
+
+[test]
+clear color 0.0 0.0 0.0 0.0
+clear
+ortho
+draw rect 10 10 10 10
+probe rgb 15 15 0.0 1.0 0.0