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'use strict';
// Flags: --expose-gc
const common = require('../../common');
const test_general = require(`./build/${common.buildType}/test_general`);
const assert = require('assert');
let finalized = {};
const callback = common.mustCall(2);
// Add two items to be finalized and ensure the callback is called for each.
test_general.addFinalizerOnly(finalized, callback);
test_general.addFinalizerOnly(finalized, callback);
// Ensure attached items cannot be retrieved.
assert.throws(() => test_general.unwrap(finalized),
{ name: 'Error', message: 'Invalid argument' });
// Ensure attached items cannot be removed.
assert.throws(() => test_general.removeWrap(finalized),
{ name: 'Error', message: 'Invalid argument' });
finalized = null;
global.gc();
// Add an item to an object that is already wrapped, and ensure that its
// finalizer as well as the wrap finalizer gets called.
async function testFinalizeAndWrap() {
assert.strictEqual(test_general.derefItemWasCalled(), false);
let finalizeAndWrap = {};
test_general.wrap(finalizeAndWrap);
test_general.addFinalizerOnly(finalizeAndWrap, common.mustCall());
finalizeAndWrap = null;
await common.gcUntil('test finalize and wrap',
() => test_general.derefItemWasCalled());
}
testFinalizeAndWrap();
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