[Piglit] [PATCH 4/4] Tests that a struct cannot be defined within a block.

[Matt Turner]

On Mon, Jul 29, 2013 at 3:25 PM, Nicholas Mack <nichmack at gmail.com> wrote:
> GLSLangSpec.1.50.11, 4.3.7 Interface Blocks:
> "structure definitions cannot be nested inside a block"
> ---
>  ...erface-blocks-structs-defined-within-block.vert | 27 ++++++++++++++++++++++
>  1 file changed, 27 insertions(+)
>  create mode 100644 tests/spec/glsl-1.50/compiler/interface-blocks-structs-defined-within-block.vert
>
> diff --git a/tests/spec/glsl-1.50/compiler/interface-blocks-structs-defined-within-block.vert b/tests/spec/glsl-1.50/compiler/interface-blocks-structs-defined-within-block.vert
> new file mode 100644
> index 0000000..cb1b07c
> --- /dev/null
> +++ b/tests/spec/glsl-1.50/compiler/interface-blocks-structs-defined-within-block.vert
> @@ -0,0 +1,27 @@
> +// [config]
> +// expect_result: fail
> +// glsl_version: 1.50
> +// check_link: true
> +// [end config]
> +//
> +// Tests that a struct cannot be defined within a block.
> +//
> +// GLSLangSpec.1.50.11, 4.3.7 Interface Blocks:
> +// "structure definitions cannot be nested inside a block"
> +
> +#version 150
> +
> +out block {
> +       struct test_struct {
> +               int a;
> +               float b;
> +       } c;
> +       test_struct d;

We're actually testing two different things here. One, that we can
nest a structure definition; and two, that we can declare a structure
type and use that declaration all inside the uniform block.

Since we fail this test currently, it'd probably be good to separate
it into two tests.