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'use strict';
// Flags: --expose_internals
const common = require('../common');
const path = require('path');
const assert = require('assert');
const binding = process.binding('util');
const kArrowMessagePrivateSymbolIndex = binding['arrow_message_private_symbol'];
function getHiddenValue(obj, index) {
return function() {
binding.getHiddenValue(obj, index);
};
}
function setHiddenValue(obj, index, val) {
return function() {
binding.setHiddenValue(obj, index, val);
};
}
const errMessageObj = /obj must be an object/;
const errMessageIndex = /index must be an uint32/;
assert.throws(getHiddenValue(), errMessageObj);
assert.throws(getHiddenValue(null, 'foo'), errMessageObj);
assert.throws(getHiddenValue(undefined, 'foo'), errMessageObj);
assert.throws(getHiddenValue('bar', 'foo'), errMessageObj);
assert.throws(getHiddenValue(85, 'foo'), errMessageObj);
assert.throws(getHiddenValue({}), errMessageIndex);
assert.throws(getHiddenValue({}, null), errMessageIndex);
assert.throws(getHiddenValue({}, []), errMessageIndex);
assert.deepStrictEqual(
binding.getHiddenValue({}, kArrowMessagePrivateSymbolIndex),
undefined);
assert.throws(setHiddenValue(), errMessageObj);
assert.throws(setHiddenValue(null, 'foo'), errMessageObj);
assert.throws(setHiddenValue(undefined, 'foo'), errMessageObj);
assert.throws(setHiddenValue('bar', 'foo'), errMessageObj);
assert.throws(setHiddenValue(85, 'foo'), errMessageObj);
assert.throws(setHiddenValue({}), errMessageIndex);
assert.throws(setHiddenValue({}, null), errMessageIndex);
assert.throws(setHiddenValue({}, []), errMessageIndex);
const obj = {};
assert.strictEqual(
binding.setHiddenValue(obj, kArrowMessagePrivateSymbolIndex, 'bar'),
true);
assert.strictEqual(
binding.getHiddenValue(obj, kArrowMessagePrivateSymbolIndex),
'bar');
let arrowMessage;
try {
require(path.join(common.fixturesDir, 'syntax', 'bad_syntax'));
} catch (err) {
arrowMessage =
binding.getHiddenValue(err, kArrowMessagePrivateSymbolIndex);
}
assert(/bad_syntax\.js:1/.test(arrowMessage));
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