michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: "use strict";
michael@0: 
michael@0: const { ns } = require("sdk/core/namespace");
michael@0: const { Cc, Ci, Cu } = require("chrome");
michael@0: const { setTimeout } = require("sdk/timers")
michael@0: 
michael@0: exports["test post GC references"] = function (assert, done) {
michael@0:   var target = {}, local = ns()
michael@0:   local(target).there = true
michael@0: 
michael@0:   assert.equal(local(target).there, true, "namespaced preserved");
michael@0: 
michael@0:   Cu.schedulePreciseGC(function() {
michael@0:     assert.equal(local(target).there, true, "namespace is preserved post GC");
michael@0:     done();
michael@0:   });
michael@0: };
michael@0: 
michael@0: exports["test namsepace basics"] = function(assert) {
michael@0:   var privates = ns();
michael@0:   var object = { foo: function foo() { return "hello foo"; } };
michael@0: 
michael@0:   assert.notEqual(privates(object), object,
michael@0:                   "namespaced object is not the same");
michael@0:   assert.ok(!('foo' in privates(object)),
michael@0:             "public properties are not in the namespace");
michael@0: 
michael@0:   assert.equal(privates(object), privates(object),
michael@0:                "same namespaced object is returned on each call");
michael@0: };
michael@0: 
michael@0: exports["test namespace overlays"] = function(assert) {
michael@0:   var _ = ns();
michael@0:   var object = { foo: 'foo' };
michael@0: 
michael@0:   _(object).foo = 'bar';
michael@0: 
michael@0:   assert.equal(_(object).foo, "bar",
michael@0:                "namespaced property `foo` changed value");
michael@0: 
michael@0:   assert.equal(object.foo, "foo",
michael@0:                "public property `foo` has original value");
michael@0: 
michael@0:   object.foo = "baz";
michael@0:   assert.equal(_(object).foo, "bar",
michael@0:                "property changes do not affect namespaced properties");
michael@0: 
michael@0:   object.bar = "foo";
michael@0:   assert.ok(!("bar" in _(object)),
michael@0:               "new public properties are not reflected in namespace");
michael@0: };
michael@0: 
michael@0: exports["test shared namespaces"] = function(assert) {
michael@0:   var _ = ns();
michael@0: 
michael@0:   var f1 = { hello: 1 };
michael@0:   var f2 = { foo: 'foo', hello: 2 };
michael@0:   _(f1).foo = _(f2).foo = 'bar';
michael@0: 
michael@0:   assert.equal(_(f1).hello, _(f2).hello, "namespace can be shared");
michael@0:   assert.notEqual(f1.hello, _(f1).hello, "shared namespace can overlay");
michael@0:   assert.notEqual(f2.hello, _(f2).hello, "target is not affected");
michael@0: 
michael@0:   _(f1).hello = 3;
michael@0: 
michael@0:   assert.notEqual(_(f1).hello, _(f2).hello,
michael@0:                   "namespaced property can be overided");
michael@0:   assert.equal(_(f2).hello, _({}).hello, "namespace does not change");
michael@0: };
michael@0: 
michael@0: exports["test multi namespace"] = function(assert) {
michael@0:   var n1 = ns();
michael@0:   var n2 = ns();
michael@0:   var object = { baz: 1 };
michael@0:   n1(object).foo = 1;
michael@0:   n2(object).foo = 2;
michael@0:   n1(object).bar = n2(object).bar = 3;
michael@0: 
michael@0:   assert.notEqual(n1(object).foo, n2(object).foo,
michael@0:                   "object can have multiple namespaces");
michael@0:   assert.equal(n1(object).bar, n2(object).bar,
michael@0:                "object can have matching props in diff namespaces");
michael@0: };
michael@0: 
michael@0: exports["test ns alias"] = function(assert) {
michael@0:   assert.strictEqual(ns, require('sdk/core/namespace').Namespace,
michael@0:                       "ns is an alias of Namespace");
michael@0: };
michael@0: 
michael@0: exports["test ns inheritance"] = function(assert) {
michael@0:   let _ = ns();
michael@0: 
michael@0:   let prototype = { level: 1 };
michael@0:   let object = Object.create(prototype);
michael@0:   let delegee = Object.create(object);
michael@0: 
michael@0:   _(prototype).foo = {};
michael@0: 
michael@0:   assert.ok(!Object.prototype.hasOwnProperty.call(_(delegee), "foo"),
michael@0:             "namespaced property is not copied to descendants");
michael@0:   assert.equal(_(delegee).foo, _(prototype).foo,
michael@0:                "namespaced properties are inherited by descendants");
michael@0: 
michael@0:   _(object).foo = {};
michael@0:   assert.notEqual(_(object).foo, _(prototype).foo,
michael@0:                   "namespaced properties may be shadowed");
michael@0:   assert.equal(_(object).foo, _(delegee).foo,
michael@0:                "shadwed properties are inherited by descendants");
michael@0: 
michael@0:   _(object).bar = {};
michael@0:   assert.ok(!("bar" in _(prototype)),
michael@0:             "descendants properties are not copied to ancestors");
michael@0:   assert.ok(_(object).bar, _(delegee).bar,
michael@0:             "descendants properties are inherited");
michael@0: };
michael@0: 
michael@0: require("test").run(exports);