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move tests

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This commit is contained in:
Aleksey Kladov 2021-10-10 14:21:47 +03:00
parent 8997d742dc
commit e55797f59d
3 changed files with 105 additions and 64 deletions
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4
crates/hir_def/src/macro_expansion_tests.rs
View File

@ -144,7 +144,9 @@ fn pretty_print_macro_expansion(expn: SyntaxNode) -> String {
(T![>], _) if curr_kind.is_keyword() => " ",
(T![->], _) | (_, T![->]) => " ",
(T![&&], _) | (_, T![&&]) => " ",
(T![,] | T![:], _) => " ",
(T![,], _) => " ",
(T![:], IDENT | T!['(']) => " ",
(T![:], _) if curr_kind.is_keyword() => " ",
(T![fn], T!['(']) => "",
(T![']'], _) if curr_kind.is_keyword() => " ",
(T![']'], T![#]) => "\n",

102
crates/hir_def/src/macro_expansion_tests/mbe/regression.rs
View File

@ -375,3 +375,105 @@ ok!();
"##]],
);
}
#[test]
fn test_cfg_if_items() {
// From <https://github.com/rust-lang/rust/blob/33fe1131cadba69d317156847be9a402b89f11bb/src/libstd/macros.rs#L986>.
check(
r#"
macro_rules! __cfg_if_items {
(($($not:meta,)*) ; ) => {};
(($($not:meta,)*) ; ( ($($m:meta),*) ($($it:item)*) ), $($rest:tt)*) => {
__cfg_if_items! { ($($not,)* $($m,)*) ; $($rest)* }
}
}
__cfg_if_items! {
(rustdoc,);
( () (
#[ cfg(any(target_os = "redox", unix))]
#[ stable(feature = "rust1", since = "1.0.0")]
pub use sys::ext as unix;
#[cfg(windows)]
#[stable(feature = "rust1", since = "1.0.0")]
pub use sys::ext as windows;
#[cfg(any(target_os = "linux", target_os = "l4re"))]
pub mod linux;
)),
}
"#,
expect![[r#"
macro_rules! __cfg_if_items {
(($($not:meta,)*) ; ) => {};
(($($not:meta,)*) ; ( ($($m:meta),*) ($($it:item)*) ), $($rest:tt)*) => {
__cfg_if_items! { ($($not,)* $($m,)*) ; $($rest)* }
}
}
__cfg_if_items! {
(rustdoc, );
}
"#]],
);
}
#[test]
fn test_cfg_if_main() {
// From <https://github.com/rust-lang/rust/blob/3d211248393686e0f73851fc7548f6605220fbe1/src/libpanic_unwind/macros.rs#L9>.
check(
r#"
macro_rules! cfg_if {
($(if #[cfg($($meta:meta),*)] { $($it:item)* } )else* else { $($it2:item)* })
=> {
__cfg_if_items! {
() ;
$( ( ($($meta),*) ($($it)*) ), )*
( () ($($it2)*) ),
}
};
// Internal macro to Apply a cfg attribute to a list of items
(@__apply $m:meta, $($it:item)*) => { $(#[$m] $it)* };
}
cfg_if! {
if #[cfg(target_env = "msvc")] {
// no extra unwinder support needed
} else if #[cfg(all(target_arch = "wasm32", not(target_os = "emscripten")))] {
// no unwinder on the system!
} else {
mod libunwind;
pub use libunwind::*;
}
}
cfg_if! {
@__apply cfg(all(not(any(not(any(target_os = "solaris", target_os = "illumos")))))),
}
"#,
expect![[r##"
macro_rules! cfg_if {
($(if #[cfg($($meta:meta),*)] { $($it:item)* } )else* else { $($it2:item)* })
=> {
__cfg_if_items! {
() ;
$( ( ($($meta),*) ($($it)*) ), )*
( () ($($it2)*) ),
}
};
// Internal macro to Apply a cfg attribute to a list of items
(@__apply $m:meta, $($it:item)*) => { $(#[$m] $it)* };
}
__cfg_if_items! {
();
((target_env = "msvc")()), ((all(target_arch = "wasm32", not(target_os = "emscripten")))()), (()(mod libunwind;
pub use libunwind::*;
)),
}
"##]],
);
}

63
crates/mbe/src/tests/expand.rs
View File

@ -98,69 +98,6 @@ fn test_attr_to_token_tree() {
);
}
#[test]
fn test_cfg_if_items() {
// from https://github.com/rust-lang/rust/blob/33fe1131cadba69d317156847be9a402b89f11bb/src/libstd/macros.rs#L986
parse_macro(
r#"
macro_rules! __cfg_if_items {
(($($not:meta,)*) ; ) => {};
(($($not:meta,)*) ; ( ($($m:meta),*) ($($it:item)*) ), $($rest:tt)*) => {
__cfg_if_items! { ($($not,)* $($m,)*) ; $($rest)* }
}
}
"#,
).assert_expand_items(
r#"__cfg_if_items ! { ( rustdoc , ) ; ( ( ) ( # [ cfg ( any ( target_os = "redox" , unix ) ) ] # [ stable ( feature = "rust1" , since = "1.0.0" ) ] pub use sys :: ext as unix ; # [ cfg ( windows ) ] # [ stable ( feature = "rust1" , since = "1.0.0" ) ] pub use sys :: ext as windows ; # [ cfg ( any ( target_os = "linux" , target_os = "l4re" ) ) ] pub mod linux ; ) ) , }"#,
"__cfg_if_items ! {(rustdoc ,) ;}",
);
}
#[test]
fn test_cfg_if_main() {
// from https://github.com/rust-lang/rust/blob/3d211248393686e0f73851fc7548f6605220fbe1/src/libpanic_unwind/macros.rs#L9
parse_macro(
r#"
macro_rules! cfg_if {
($(
if #[cfg($($meta:meta),*)] { $($it:item)* }
) else * else {
$($it2:item)*
}) => {
__cfg_if_items! {
() ;
$( ( ($($meta),*) ($($it)*) ), )*
( () ($($it2)*) ),
}
};
// Internal macro to Apply a cfg attribute to a list of items
(@__apply $m:meta, $($it:item)*) => {
$(#[$m] $it)*
};
}
"#,
).assert_expand_items(r#"
cfg_if ! {
if # [ cfg ( target_env = "msvc" ) ] {
// no extra unwinder support needed
} else if # [ cfg ( all ( target_arch = "wasm32" , not ( target_os = "emscripten" ) ) ) ] {
// no unwinder on the system!
} else {
mod libunwind ;
pub use libunwind :: * ;
}
}
"#,
"__cfg_if_items ! {() ; ((target_env = \"msvc\") ()) , ((all (target_arch = \"wasm32\" , not (target_os = \"emscripten\"))) ()) , (() (mod libunwind ; pub use libunwind :: * ;)) ,}"
).assert_expand_items(
r#"
cfg_if ! { @ __apply cfg ( all ( not ( any ( not ( any ( target_os = "solaris" , target_os = "illumos" ) ) ) ) ) ) , }
"#,
"",
);
}
#[test]
fn test_proptest_arbitrary() {
// from https://github.com/AltSysrq/proptest/blob/d1c4b049337d2f75dd6f49a095115f7c532e5129/proptest/src/arbitrary/macros.rs#L16