#[cfg(test)]
mod gl_utils_tests {
    // Imports
    use ssb_renderer::gl_utils::{safe::*, environment::GlEnvironment};

    // Test resource
    fn do_gl_things(data: u8) -> u8 {
        assert!(data == 42 || data == 9);
        assert!(!GetString(gl32::VERSION).is_empty());
        // Note: GL version string may not contain current profile but newest possible version (f.e. mesa)
        data + 1
    }

    // Tester
    #[test]
    fn test_gl_environment() {
        let gl_env = GlEnvironment::new((3, 2), do_gl_things);
        assert!(gl_env.process(42).expect("Simple process didn't work!") == 43);
        assert!(gl_env.process(9).expect("Another simple process didn't work!") == 10);
    }
}