From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Wed, 17 Apr 2024 14:02:58 +0200 Subject: Adding upstream version 1.64.0+dfsg1. Signed-off-by: Daniel Baumann --- vendor/thiserror/tests/test_source.rs | 67 +++++++++++++++++++++++++++++++++++ 1 file changed, 67 insertions(+) create mode 100644 vendor/thiserror/tests/test_source.rs (limited to 'vendor/thiserror/tests/test_source.rs') diff --git a/vendor/thiserror/tests/test_source.rs b/vendor/thiserror/tests/test_source.rs new file mode 100644 index 000000000..ab16097b2 --- /dev/null +++ b/vendor/thiserror/tests/test_source.rs @@ -0,0 +1,67 @@ +#![deny(clippy::all, clippy::pedantic)] + +use std::error::Error as StdError; +use std::io; +use thiserror::Error; + +#[derive(Error, Debug)] +#[error("implicit source")] +pub struct ImplicitSource { + source: io::Error, +} + +#[derive(Error, Debug)] +#[error("explicit source")] +pub struct ExplicitSource { + source: String, + #[source] + io: io::Error, +} + +#[derive(Error, Debug)] +#[error("boxed source")] +pub struct BoxedSource { + #[source] + source: Box, +} + +#[test] +fn test_implicit_source() { + let io = io::Error::new(io::ErrorKind::Other, "oh no!"); + let error = ImplicitSource { source: io }; + error.source().unwrap().downcast_ref::().unwrap(); +} + +#[test] +fn test_explicit_source() { + let io = io::Error::new(io::ErrorKind::Other, "oh no!"); + let error = ExplicitSource { + source: String::new(), + io, + }; + error.source().unwrap().downcast_ref::().unwrap(); +} + +#[test] +fn test_boxed_source() { + let source = Box::new(io::Error::new(io::ErrorKind::Other, "oh no!")); + let error = BoxedSource { source }; + error.source().unwrap().downcast_ref::().unwrap(); +} + +macro_rules! error_from_macro { + ($($variants:tt)*) => { + #[derive(Error)] + #[derive(Debug)] + pub enum MacroSource { + $($variants)* + } + } +} + +// Test that we generate impls with the proper hygiene +#[rustfmt::skip] +error_from_macro! { + #[error("Something")] + Variant(#[from] io::Error) +} -- cgit v1.2.3