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use rustc crates instead of copy paste

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This commit is contained in:
hkalbasi 2022-12-07 01:59:38 +03:30
parent f2c9502185
commit 05906da0ec
13 changed files with 291 additions and 2083 deletions
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68
crates/hir-ty/src/layout/tests.rs
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@ -49,6 +49,17 @@ fn check_fail(ra_fixture: &str, e: LayoutError) {
}
macro_rules! size_and_align {
(minicore: $($x:tt),*;$($t:tt)*) => {
{
#[allow(dead_code)]
$($t)*
check_size_and_align(
&format!("//- minicore: {}\n{}", stringify!($($x),*), stringify!($($t)*)),
::std::mem::size_of::<Goal>() as u64,
::std::mem::align_of::<Goal>() as u64,
);
}
};
($($t:tt)*) => {
{
#[allow(dead_code)]
@ -67,7 +78,6 @@ fn hello_world() {
size_and_align! {
struct Goal(i32);
}
//check_size_and_align(r#"struct Goal(i32)"#, 4, 4);
}
#[test]
@ -148,33 +158,39 @@ fn tuple() {
#[test]
fn non_zero() {
check_size_and_align(
r#"
//- minicore: non_zero, option
use core::num::NonZeroU8;
struct Goal(Option<NonZeroU8>);
"#,
1,
1,
);
size_and_align! {
minicore: non_zero, option;
use core::num::NonZeroU8;
struct Goal(Option<NonZeroU8>);
}
}
#[test]
fn niche_optimization() {
check_size_and_align(
r#"
//- minicore: option
struct Goal(Option<&i32>);
"#,
8,
8,
);
check_size_and_align(
r#"
//- minicore: option
struct Goal(Option<Option<bool>>);
"#,
1,
1,
);
size_and_align! {
minicore: option;
struct Goal(Option<&'static i32>);
}
size_and_align! {
minicore: option;
struct Goal(Option<Option<bool>>);
}
}
#[test]
fn enums_with_discriminants() {
size_and_align! {
enum Goal {
A = 1000,
B = 2000,
C = 3000,
}
}
size_and_align! {
enum Goal {
A = 254,
B,
C, // implicitly becomes 256, so we need two bytes
}
}
}