Diffusion Ant (master) Code

ant/examples/spec/weakref.js
8755416ca476master

weakref.js
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			import { test, summary } from './helpers.js';

			console.log('WeakRef Tests\n');

			const obj1 = { name: 'test' };
			const ref1 = new WeakRef(obj1);

			test('weakref deref returns target', ref1.deref() === obj1, true);
			test('weakref deref value', ref1.deref().name, 'test');

			const obj2 = { value: 42 };
			const ref2 = new WeakRef(obj2);
			test('weakref deref number value', ref2.deref().value, 42);

			const obj3 = {};
			const ref3 = new WeakRef(obj3);
			test('weakref has deref method', typeof ref3.deref, 'function');
			test('weakref instanceof', ref3 instanceof WeakRef, true);
			test('weakref prototype', Object.getPrototypeOf(ref3) === WeakRef.prototype, true);

			summary();

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