// Copyright 2012 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. pub fn main() { assert [].count(&22u) == 0u; assert [1u, 3u].count(&22u) == 0u; assert [22u, 1u, 3u].count(&22u) == 1u; assert [22u, 1u, 22u].count(&22u) == 2u; assert None.count(&22u) == 0u; assert Some(1u).count(&22u) == 0u; assert Some(22u).count(&22u) == 1u; }