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avm1: Add a way to specify numeric tolerance `@epsilon` when comparing in `test_method!`

This commit is contained in:
TÖRÖK Attila 2024-08-06 03:23:53 +02:00
parent 47030b4f5b
commit 056501ee75
1 changed files with 9 additions and 1 deletions
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10
core/src/avm1/test_utils.rs
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@ -30,8 +30,9 @@ where
}
macro_rules! test_method {
( $test: ident, $name: expr, $object: expr, $($versions: expr => { $([$($arg: expr),*] => $out: expr),* }),* ) => {
( $test: ident, $name: expr, $object: expr, $($versions: expr => { $( $(@epsilon($epsilon: expr))? [$($arg: expr),*] => $out: expr),* }),* ) => {
#[test]
#[allow(unreachable_code)] // the `assert_eq!` at the end, in expansions without `@epsilon`
fn $test() {
use $crate::avm1::test_utils::*;
$(
@ -43,6 +44,13 @@ macro_rules! test_method {
$(
let args: Vec<Value> = vec![$($arg.into()),*];
let ret = crate::avm1::object::TObject::call_method(&object, name, &args, activation, crate::avm1::function::ExecutionReason::Special)?;
// Do a numeric comparison with tolerance if `@epsilon` was given:
$(
assert!(f64::abs($out as f64 - ret.coerce_to_f64(activation)?) < $epsilon as f64, "@epsilon({:?}) {:?} => {:?} in swf {}", $epsilon, args, $out, version);
return Ok(());
)?
// Else, do a generic equality comparison:
assert_eq!(ret, $out.into(), "{:?} => {:?} in swf {}", args, $out, version);
)*