alex/winit-sonoma-fix
1
0
Fork 0
mirror of https://github.com/italicsjenga/winit-sonoma-fix.git synced 2024-12-23 22:01:31 +11:00
Code Issues Packages Projects Releases Wiki Activity

Add test for headless rendering

Browse source
This commit is contained in:
Tomaka17 2014-10-11 20:38:52 +02:00
parent cdee854d2e
commit c71625e301
1 changed files with 16 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

16
tests/headless.rs
View file

@ -1,7 +1,14 @@
#![feature(phase)]
#![feature(tuple_indexing)]
#[phase(plugin)]
extern crate gl_generator;
extern crate glutin;
extern crate libc;
mod gl {
generate_gl_bindings!("gl", "core", "1.1", "struct")
}
#[cfg(feature = "headless")]
#[test]
@ -10,4 +17,13 @@ fn main() {
unsafe { window.make_current() };
let gl = gl::Gl::load_with(|symbol| window.get_proc_address(symbol));
gl.ClearColor(0.0, 1.0, 0.0, 1.0);
gl.Clear(gl::COLOR_BUFFER_BIT);
let mut value: (u8, u8, u8, u8) = unsafe { std::mem::uninitialized() };
unsafe { gl.ReadPixels(0, 0, 1, 1, gl::RGBA, gl::UNSIGNED_BYTE, std::mem::transmute(&mut value)) };
assert_eq!(value, (0, 255, 0, 255));
}