rhai/src/tests.rs
2022-02-28 14:00:55 +08:00

48 lines
1.5 KiB
Rust

//! Module containing unit tests.
#![cfg(test)]
/// This test is to make sure no code changes increase the sizes of critical data structures.
#[test]
fn check_struct_sizes() {
use crate::*;
use std::mem::size_of;
const PACKED: bool = cfg!(all(
target_pointer_width = "32",
feature = "only_i32",
any(feature = "no_float", feature = "f32_float")
));
assert_eq!(size_of::<Dynamic>(), if PACKED { 8 } else { 16 });
assert_eq!(size_of::<Option<Dynamic>>(), if PACKED { 8 } else { 16 });
assert_eq!(
size_of::<Position>(),
if cfg!(feature = "no_position") { 0 } else { 4 }
);
assert_eq!(size_of::<tokenizer::Token>(), 32);
assert_eq!(size_of::<ast::Expr>(), if PACKED { 12 } else { 16 });
assert_eq!(size_of::<Option<ast::Expr>>(), if PACKED { 12 } else { 16 });
assert_eq!(size_of::<ast::Stmt>(), if PACKED { 12 } else { 16 });
assert_eq!(size_of::<Option<ast::Stmt>>(), if PACKED { 12 } else { 16 });
#[cfg(target_pointer_width = "64")]
{
assert_eq!(size_of::<Scope>(), 536);
assert_eq!(size_of::<FnPtr>(), 80);
assert_eq!(size_of::<LexError>(), 56);
assert_eq!(
size_of::<ParseError>(),
if cfg!(feature = "no_position") { 8 } else { 16 }
);
assert_eq!(size_of::<EvalAltResult>(), 72);
assert_eq!(
size_of::<NativeCallContext>(),
if cfg!(feature = "no_position") {
72
} else {
80
}
);
}
}