27 lines
642 B
Rust
27 lines
642 B
Rust
//@ compile-flags: --test
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// ignore-tidy-linelength
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//@ run-pass
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#![feature(core_intrinsics, generic_assert)]
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use std::fmt::{Debug, Formatter};
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#[derive(Clone, Copy, PartialEq)]
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struct CopyDebug(i32);
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impl Debug for CopyDebug {
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fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), std::fmt::Error> {
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f.write_str("With great power comes great electricity bills")
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}
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}
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#[should_panic(expected = "Assertion failed: copy_debug == CopyDebug(3)\nWith captures:\n copy_debug = With great power comes great electricity bills\n")]
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#[test]
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fn test() {
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let copy_debug = CopyDebug(1);
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assert!(copy_debug == CopyDebug(3));
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}
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fn main() {
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}
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