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@@ -0,0 +1,33 @@
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+// Copyright 2013-2015 The Rust Project Developers. See the COPYRIGHT
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+// file at the top-level directory of this distribution and at
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+// http://rust-lang.org/COPYRIGHT.
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+//
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+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
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+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
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+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
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+// option. This file may not be copied, modified, or distributed
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+// except according to those terms.
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+
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+#![feature(rustc_macro)]
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+
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+extern crate num;
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+#[macro_use]
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+extern crate num_macros;
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+
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+#[derive(Debug, PartialEq, FromPrimitive)]
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+enum Color {
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+ Red,
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+ Blue = 5,
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+ Green,
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+}
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+
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+#[test]
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+fn test_from_primitive_for_enum_with_custom_value() {
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+ let v: [Option<Color>; 4] = [num::FromPrimitive::from_u64(0),
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+ num::FromPrimitive::from_u64(5),
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+ num::FromPrimitive::from_u64(6),
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+ num::FromPrimitive::from_u64(3)];
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+
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+ assert_eq!(v,
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+ [Some(Color::Red), Some(Color::Blue), Some(Color::Green), None]);
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+}
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