wasmer/tests/exception_handling.rs

mod runtime_core_tests;

pub mod runtime_core_exception_handling {
    use super::runtime_core_tests::{get_compiler, wat2wasm};
    use wasmer::compiler::compile_with;
    use wasmer::imports;

    #[test]
    fn exception_handling_works() {
        const MODULE: &str = r#"
(module
  (func (export "throw_trap")
    unreachable
  ))
"#;

        let wasm_binary = wat2wasm(MODULE.as_bytes()).expect("WAST not valid or malformed");
        let module = compile_with(&wasm_binary, &get_compiler()).unwrap();

        let imports = imports! {};
        for _ in 0..2 {
            let instance = module.instantiate(&imports).unwrap();
            assert!(instance.call("throw_trap", &[]).is_err());
        }
    }
}