From 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 03:47:29 +0200 Subject: Adding upstream version 115.8.0esr. Signed-off-by: Daniel Baumann --- third_party/rust/proc-macro2/tests/test_fmt.rs | 28 ++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100644 third_party/rust/proc-macro2/tests/test_fmt.rs (limited to 'third_party/rust/proc-macro2/tests/test_fmt.rs') diff --git a/third_party/rust/proc-macro2/tests/test_fmt.rs b/third_party/rust/proc-macro2/tests/test_fmt.rs new file mode 100644 index 0000000000..86a4c38763 --- /dev/null +++ b/third_party/rust/proc-macro2/tests/test_fmt.rs @@ -0,0 +1,28 @@ +#![allow(clippy::from_iter_instead_of_collect)] + +use proc_macro2::{Delimiter, Group, Ident, Span, TokenStream, TokenTree}; +use std::iter; + +#[test] +fn test_fmt_group() { + let ident = Ident::new("x", Span::call_site()); + let inner = TokenStream::from_iter(iter::once(TokenTree::Ident(ident))); + let parens_empty = Group::new(Delimiter::Parenthesis, TokenStream::new()); + let parens_nonempty = Group::new(Delimiter::Parenthesis, inner.clone()); + let brackets_empty = Group::new(Delimiter::Bracket, TokenStream::new()); + let brackets_nonempty = Group::new(Delimiter::Bracket, inner.clone()); + let braces_empty = Group::new(Delimiter::Brace, TokenStream::new()); + let braces_nonempty = Group::new(Delimiter::Brace, inner.clone()); + let none_empty = Group::new(Delimiter::None, TokenStream::new()); + let none_nonempty = Group::new(Delimiter::None, inner); + + // Matches libproc_macro. + assert_eq!("()", parens_empty.to_string()); + assert_eq!("(x)", parens_nonempty.to_string()); + assert_eq!("[]", brackets_empty.to_string()); + assert_eq!("[x]", brackets_nonempty.to_string()); + assert_eq!("{ }", braces_empty.to_string()); + assert_eq!("{ x }", braces_nonempty.to_string()); + assert_eq!("", none_empty.to_string()); + assert_eq!("x", none_nonempty.to_string()); +} -- cgit v1.2.3