Skip to content

Commit

Permalink
Add additional size tests
Browse files Browse the repository at this point in the history
  • Loading branch information
dtolnay committed May 19, 2024
1 parent abc7dff commit 7b357af
Showing 1 changed file with 38 additions and 9 deletions.
47 changes: 38 additions & 9 deletions tests/test_size.rs
Original file line number Diff line number Diff line change
Expand Up @@ -2,41 +2,70 @@ extern crate proc_macro;

use std::mem;

#[rustversion::attr(before(1.32), ignore)]
#[rustversion::attr(before(1.64), ignore)]
#[test]
fn test_proc_macro_span_size() {
fn test_proc_macro_size() {
assert_eq!(mem::size_of::<proc_macro::Span>(), 4);
assert_eq!(mem::size_of::<Option<proc_macro::Span>>(), 4);
assert_eq!(mem::size_of::<proc_macro::Group>(), 20);
assert_eq!(mem::size_of::<proc_macro::Ident>(), 12);
assert_eq!(mem::size_of::<proc_macro::Punct>(), 8);
assert_eq!(mem::size_of::<proc_macro::Literal>(), 16);
assert_eq!(mem::size_of::<proc_macro::TokenStream>(), 4);
}

#[cfg_attr(not(all(not(wrap_proc_macro), not(span_locations))), ignore)]
#[test]
fn test_proc_macro2_fallback_span_size_without_locations() {
fn test_proc_macro2_fallback_size_without_locations() {
assert_eq!(mem::size_of::<proc_macro2::Span>(), 0);
assert_eq!(mem::size_of::<Option<proc_macro2::Span>>(), 1);
assert_eq!(mem::size_of::<proc_macro2::Group>(), 16);
assert_eq!(mem::size_of::<proc_macro2::Ident>(), 32);
assert_eq!(mem::size_of::<proc_macro2::Punct>(), 8);
assert_eq!(mem::size_of::<proc_macro2::Literal>(), 24);
assert_eq!(mem::size_of::<proc_macro2::TokenStream>(), 8);
}

#[cfg_attr(not(all(not(wrap_proc_macro), span_locations)), ignore)]
#[test]
fn test_proc_macro2_fallback_span_size_with_locations() {
fn test_proc_macro2_fallback_size_with_locations() {
assert_eq!(mem::size_of::<proc_macro2::Span>(), 8);
assert_eq!(mem::size_of::<Option<proc_macro2::Span>>(), 12);
assert_eq!(mem::size_of::<proc_macro2::Group>(), 24);
assert_eq!(mem::size_of::<proc_macro2::Ident>(), 40);
assert_eq!(mem::size_of::<proc_macro2::Punct>(), 16);
assert_eq!(mem::size_of::<proc_macro2::Literal>(), 32);
assert_eq!(mem::size_of::<proc_macro2::TokenStream>(), 8);
}

#[rustversion::attr(before(1.32), ignore)]
#[rustversion::attr(before(1.71), ignore)]
#[rustversion::attr(
since(1.32),
since(1.71),
cfg_attr(not(all(wrap_proc_macro, not(span_locations))), ignore)
)]
#[test]
fn test_proc_macro2_wrapper_span_size_without_locations() {
fn test_proc_macro2_wrapper_size_without_locations() {
assert_eq!(mem::size_of::<proc_macro2::Span>(), 4);
assert_eq!(mem::size_of::<Option<proc_macro2::Span>>(), 8);
assert_eq!(mem::size_of::<proc_macro2::Group>(), 24);
assert_eq!(mem::size_of::<proc_macro2::Ident>(), 32);
assert_eq!(mem::size_of::<proc_macro2::Punct>(), 12);
assert_eq!(mem::size_of::<proc_macro2::Literal>(), 24);
assert_eq!(mem::size_of::<proc_macro2::TokenStream>(), 32);
}

#[cfg_attr(not(all(wrap_proc_macro, span_locations)), ignore)]
#[rustversion::attr(before(1.65), ignore)]
#[rustversion::attr(
since(1.65),
cfg_attr(not(all(wrap_proc_macro, span_locations)), ignore)
)]
#[test]
fn test_proc_macro2_wrapper_span_size_with_locations() {
fn test_proc_macro2_wrapper_size_with_locations() {
assert_eq!(mem::size_of::<proc_macro2::Span>(), 12);
assert_eq!(mem::size_of::<Option<proc_macro2::Span>>(), 12);
assert_eq!(mem::size_of::<proc_macro2::Group>(), 32);
assert_eq!(mem::size_of::<proc_macro2::Ident>(), 40);
assert_eq!(mem::size_of::<proc_macro2::Punct>(), 20);
assert_eq!(mem::size_of::<proc_macro2::Literal>(), 32);
assert_eq!(mem::size_of::<proc_macro2::TokenStream>(), 32);
}

0 comments on commit 7b357af

Please sign in to comment.