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'use strict';
// Flags: --experimental-wasi-unstable-preview0
require('../common');
const assert = require('assert');
const { WASI } = require('wasi');
// If args is undefined, it should default to [] and should not throw.
new WASI({});
// If args is not an Array and not undefined, it should throw.
assert.throws(() => { new WASI({ args: 'fhqwhgads' }); },
{ code: 'ERR_INVALID_ARG_TYPE', message: /\bargs\b/ });
// If env is not an Object and not undefined, it should throw.
assert.throws(() => { new WASI({ env: 'fhqwhgads' }); },
{ code: 'ERR_INVALID_ARG_TYPE', message: /\benv\b/ });
// If preopens is not an Object and not undefined, it should throw.
assert.throws(() => { new WASI({ preopens: 'fhqwhgads' }); },
{ code: 'ERR_INVALID_ARG_TYPE', message: /\bpreopens\b/ });
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