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27 lines
577 B
27 lines
577 B
4 months ago
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#![allow(clippy::unnecessary_wraps)]
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mod drop;
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use self::drop::{DetectDrop, Flag};
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use anyhow::{Error, Result};
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use std::error::Error as StdError;
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#[test]
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fn test_convert() {
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let has_dropped = Flag::new();
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let error = Error::new(DetectDrop::new(&has_dropped));
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let box_dyn = Box::<dyn StdError + Send + Sync>::from(error);
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assert_eq!("oh no!", box_dyn.to_string());
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drop(box_dyn);
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assert!(has_dropped.get());
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}
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#[test]
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fn test_question_mark() -> Result<(), Box<dyn StdError>> {
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fn f() -> Result<()> {
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Ok(())
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}
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f()?;
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Ok(())
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}
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