diff options
Diffstat (limited to 'vendor/syn/tests/test_path.rs')
| -rw-r--r-- | vendor/syn/tests/test_path.rs | 114 |
1 files changed, 0 insertions, 114 deletions
diff --git a/vendor/syn/tests/test_path.rs b/vendor/syn/tests/test_path.rs deleted file mode 100644 index 39aa91c0..00000000 --- a/vendor/syn/tests/test_path.rs +++ /dev/null @@ -1,114 +0,0 @@ -#![allow( - clippy::elidable_lifetime_names, - clippy::needless_lifetimes, - clippy::uninlined_format_args -)] - -#[macro_use] -mod macros; - -use proc_macro2::{Delimiter, Group, Ident, Punct, Spacing, Span, TokenStream, TokenTree}; -use quote::{quote, ToTokens}; -use syn::{parse_quote, Expr, Type, TypePath}; - -#[test] -fn parse_interpolated_leading_component() { - // mimics the token stream corresponding to `$mod::rest` - let tokens = TokenStream::from_iter([ - TokenTree::Group(Group::new(Delimiter::None, quote! { first })), - TokenTree::Punct(Punct::new(':', Spacing::Joint)), - TokenTree::Punct(Punct::new(':', Spacing::Alone)), - TokenTree::Ident(Ident::new("rest", Span::call_site())), - ]); - - snapshot!(tokens.clone() as Expr, @r#" - Expr::Path { - path: Path { - segments: [ - PathSegment { - ident: "first", - }, - Token![::], - PathSegment { - ident: "rest", - }, - ], - }, - } - "#); - - snapshot!(tokens as Type, @r#" - Type::Path { - path: Path { - segments: [ - PathSegment { - ident: "first", - }, - Token![::], - PathSegment { - ident: "rest", - }, - ], - }, - } - "#); -} - -#[test] -fn print_incomplete_qpath() { - // qpath with `as` token - let mut ty: TypePath = parse_quote!(<Self as A>::Q); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self as A > :: Q`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self as A > ::`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self >`)"); - assert!(ty.path.segments.pop().is_none()); - - // qpath without `as` token - let mut ty: TypePath = parse_quote!(<Self>::A::B); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self > :: A :: B`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self > :: A ::`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`< Self > ::`)"); - assert!(ty.path.segments.pop().is_none()); - - // normal path - let mut ty: TypePath = parse_quote!(Self::A::B); - snapshot!(ty.to_token_stream(), @"TokenStream(`Self :: A :: B`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`Self :: A ::`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(`Self ::`)"); - assert!(ty.path.segments.pop().is_some()); - snapshot!(ty.to_token_stream(), @"TokenStream(``)"); - assert!(ty.path.segments.pop().is_none()); -} - -#[test] -fn parse_parenthesized_path_arguments_with_disambiguator() { - #[rustfmt::skip] - let tokens = quote!(dyn FnOnce::() -> !); - snapshot!(tokens as Type, @r#" - Type::TraitObject { - dyn_token: Some, - bounds: [ - TypeParamBound::Trait(TraitBound { - path: Path { - segments: [ - PathSegment { - ident: "FnOnce", - arguments: PathArguments::Parenthesized { - output: ReturnType::Type( - Type::Never, - ), - }, - }, - ], - }, - }), - ], - } - "#); -} |
