blob: fdda7ab0ca60afb2a318f195e94ad7920083049b (
plain)
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/*
(module
(func (param i32) (result i32)
(i32.add (local.get 0) (local.get 0)))
(export "hello" (func 0)))
*/
var txt =
`00 61 73 6d 01 00 00 00 01 06 01 60 01 7f 01 7f
03 02 01 00 07 09 01 05 68 65 6c 6c 6f 00 00 0a
09 01 07 00 20 00 20 00 6a 0b`
var bin = new Uint8Array(txt.split(" ").map((x) => parseInt(x, 16)));
var mod = new WebAssembly.Module(bin);
var ins = new WebAssembly.Instance(mod);
assertEq(ins.exports.hello(37), 2*37);
assertEq(bin[25], 0x65); // the 'e' in 'hello'
bin[25] = 0x85; // bad UTF-8
assertEq(WebAssembly.validate(bin), false);
assertThrowsInstanceOf(() => new WebAssembly.Module(bin), WebAssembly.CompileError);
assertThrowsInstanceOf(() => wasmEvalText(`(module (import "\u2603" "" (func))) `, {}), TypeError);
{
let i1 = wasmEvalText(` (module (func (export "\u2603")))`);
assertThrowsInstanceOf(() => wasmEvalText(`(module (import "" "\u2603" (func (result i32))))`,
{ "": { "\u2603": i1.exports['\u2603'] } }),
WebAssembly.LinkError);
assertThrowsInstanceOf(() => wasmEvalText(`(module (import "\u2603" "" (func (result i32))))`,
{ "\u2603": { "": i1.exports['\u2603'] } }),
WebAssembly.LinkError);
}
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