empty_enum.rs - mozsearch

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// Copyright 2013-2015 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 <LICENSE-APACHE or

// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license

// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your

// option. This file may not be copied, modified, or distributed

// except according to those terms.

extern crate num as num_renamed;

#[macro_use]

extern crate num_derive;

#[derive(Debug, PartialEq, FromPrimitive, ToPrimitive)]

enum Color {}

#[test]

fn test_empty_enum() {

    let v: [Option<Color>; 1] = [num_renamed::FromPrimitive::from_u64(0)];

    assert_eq!(v, [None]);