test/parallel/test-util-deprecate-invalid-code.js


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'use strict';

const common = require('../common');
const util = require('util');

[1, true, false, null, {}].forEach((notString) => {
  common.expectsError(() => util.deprecate(() => {}, 'message', notString), {
    code: 'ERR_INVALID_ARG_TYPE',
    type: TypeError,
    message: 'The "code" argument must be of type string'
  });
});