Files
wasmtime/tests/all/import_indexes.rs
Alex Crichton 7a1b7cdf92 Implement RFC 11: Redesigning Wasmtime's APIs (#2897)
Implement Wasmtime's new API as designed by RFC 11. This is quite a large commit which has had lots of discussion externally, so for more information it's best to read the RFC thread and the PR thread.
2021-06-03 09:10:53 -05:00

51 lines
1.3 KiB
Rust

use wasmtime::*;
#[test]
fn same_import_names_still_distinct() -> anyhow::Result<()> {
const WAT: &str = r#"
(module
(import "" "" (func $a (result i32)))
(import "" "" (func $b (result f32)))
(func (export "foo") (result i32)
call $a
call $b
i32.trunc_f32_u
i32.add)
)
"#;
let mut store = Store::<()>::default();
let module = Module::new(store.engine(), WAT)?;
let imports = [
Func::new(
&mut store,
FuncType::new(None, Some(ValType::I32)),
|_, params, results| {
assert!(params.is_empty());
assert_eq!(results.len(), 1);
results[0] = 1i32.into();
Ok(())
},
)
.into(),
Func::new(
&mut store,
FuncType::new(None, Some(ValType::F32)),
|_, params, results| {
assert!(params.is_empty());
assert_eq!(results.len(), 1);
results[0] = 2.0f32.into();
Ok(())
},
)
.into(),
];
let instance = Instance::new(&mut store, &module, &imports)?;
let func = instance.get_typed_func::<(), i32, _>(&mut store, "foo")?;
let result = func.call(&mut store, ())?;
assert_eq!(result, 3);
Ok(())
}