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wasm: add expect_runtime_error_panic test macro

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Brian Carroll 2022-03-02 08:05:48 +00:00
parent 5882ee4af0
commit 561a1d16ff
1 changed files with 18 additions and 5 deletions
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23
compiler/test_gen/src/helpers/wasm.rs
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@ -354,12 +354,9 @@ macro_rules! assert_evals_to {
$crate::helpers::wasm::assert_evals_to!($src, $expected, $ty, $transform, false); $crate::helpers::wasm::assert_evals_to!($src, $expected, $ty, $transform, false);
}; };
// LLVM tests call the last arg $ignore_problems rather than $expect_panic ($src:expr, $expected:expr, $ty:ty, $transform:expr, $ignore_problems: expr) => {{
// Either way, it's only `true` for tests that use `should_panic`.
// In Wasm, `should_panic` only works if we spawn a child process.
($src:expr, $expected:expr, $ty:ty, $transform:expr, $expect_panic: expr) => {{
let phantom = std::marker::PhantomData; let phantom = std::marker::PhantomData;
let _ = $expect_panic; // TODO let _ = $ignore_problems; // Always ignore "problems"! One backend (LLVM) is enough to cover them.
match $crate::helpers::wasm::assert_evals_to_help::<$ty>($src, phantom) { match $crate::helpers::wasm::assert_evals_to_help::<$ty>($src, phantom) {
Err(msg) => panic!("{}", msg), Err(msg) => panic!("{}", msg),
Ok(actual) => { Ok(actual) => {
@ -369,6 +366,19 @@ macro_rules! assert_evals_to {
}}; }};
} }
#[allow(unused_macros)]
macro_rules! expect_runtime_error_panic {
($src:expr) => {{
$crate::helpers::wasm::assert_evals_to!(
$src,
false, // fake value/type for eval
bool,
$crate::helpers::wasm::identity,
true // ignore problems
);
}};
}
#[allow(dead_code)] #[allow(dead_code)]
pub fn identity<T>(value: T) -> T { pub fn identity<T>(value: T) -> T {
value value
@ -396,5 +406,8 @@ macro_rules! assert_refcounts {
#[allow(unused_imports)] #[allow(unused_imports)]
pub(crate) use assert_evals_to; pub(crate) use assert_evals_to;
#[allow(unused_imports)]
pub(crate) use expect_runtime_error_panic;
#[allow(unused_imports)] #[allow(unused_imports)]
pub(crate) use assert_refcounts; pub(crate) use assert_refcounts;