17 lines
371 B
Rust
17 lines
371 B
Rust
#![deny(trivial_numeric_casts)]
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#[macro_use]
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extern crate num_derive;
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#[derive(FromPrimitive, ToPrimitive)]
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pub enum SomeEnum {
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A = 1,
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}
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#[test]
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fn test_trivial_numeric_casts() {
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use num::{FromPrimitive, ToPrimitive};
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assert!(SomeEnum::from_u64(1).is_some());
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assert!(SomeEnum::from_i64(-1).is_none());
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assert_eq!(SomeEnum::A.to_u64(), Some(1));
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}
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