| // Copyright 2008 The Closure Library Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS-IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| goog.provide('goog.module.ModuleInfoTest'); |
| goog.setTestOnly('goog.module.ModuleInfoTest'); |
| |
| goog.require('goog.module.BaseModule'); |
| goog.require('goog.module.ModuleInfo'); |
| goog.require('goog.testing.MockClock'); |
| goog.require('goog.testing.jsunit'); |
| |
| |
| |
| var mockClock; |
| |
| |
| function setUp() { |
| mockClock = new goog.testing.MockClock(true); |
| } |
| |
| |
| function tearDown() { |
| mockClock.uninstall(); |
| } |
| |
| |
| /** |
| * Test initial state of module info. |
| */ |
| function testNotLoadedAtStart() { |
| var m = new goog.module.ModuleInfo(); |
| assertFalse('Shouldn\'t be loaded', m.isLoaded()); |
| } |
| |
| var TestModule = function() { |
| goog.module.BaseModule.call(this); |
| }; |
| goog.inherits(TestModule, goog.module.BaseModule); |
| |
| |
| /** |
| * Test loaded module info. |
| */ |
| function testOnLoad() { |
| var m = new goog.module.ModuleInfo(); |
| |
| m.setModuleConstructor(TestModule); |
| m.onLoad(goog.nullFunction); |
| assertTrue(m.isLoaded()); |
| |
| var module = m.getModule(); |
| assertNotNull(module); |
| assertTrue(module instanceof TestModule); |
| |
| m.dispose(); |
| assertTrue(m.isDisposed()); |
| assertTrue('Disposing of ModuleInfo should dispose of its module', |
| module.isDisposed()); |
| } |
| |
| |
| /** |
| * Test callbacks on module load. |
| */ |
| function testCallbacks() { |
| var m = new goog.module.ModuleInfo(); |
| m.setModuleConstructor(TestModule); |
| var index = 0; |
| var a = -1, b = -1, c = -1, d = -1; |
| var ca = m.registerCallback(function() { a = index++; }); |
| var cb = m.registerCallback(function() { b = index++; }); |
| var cc = m.registerCallback(function() { c = index++; }); |
| var cd = m.registerEarlyCallback(function() { d = index++; }); |
| cb.abort(); |
| m.onLoad(goog.nullFunction); |
| |
| assertTrue('callback A should have fired', a >= 0); |
| assertFalse('callback B should have been aborted', b >= 0); |
| assertTrue('callback C should have fired', c >= 0); |
| assertTrue('early callback d should have fired', d >= 0); |
| |
| assertEquals('ordering of callbacks was wrong', 0, d); |
| assertEquals('ordering of callbacks was wrong', 1, a); |
| assertEquals('ordering of callbacks was wrong', 2, c); |
| } |
| |
| |
| function testErrorsInCallbacks() { |
| var m = new goog.module.ModuleInfo(); |
| m.setModuleConstructor(TestModule); |
| m.registerCallback(function() { throw new Error('boom1'); }); |
| m.registerCallback(function() { throw new Error('boom2'); }); |
| var hadError = m.onLoad(goog.nullFunction); |
| assertTrue(hadError); |
| |
| var e = assertThrows(function() { |
| mockClock.tick(); |
| }); |
| |
| assertEquals('boom1', e.message); |
| } |
| |
| |
| /** |
| * Tests the error callbacks. |
| */ |
| function testErrbacks() { |
| var m = new goog.module.ModuleInfo(); |
| m.setModuleConstructor(TestModule); |
| var index = 0; |
| var a = -1, b = -1, c = -1, d = -1; |
| var ca = m.registerErrback(function() { a = index++; }); |
| var cb = m.registerErrback(function() { b = index++; }); |
| var cc = m.registerErrback(function() { c = index++; }); |
| m.onError('foo'); |
| |
| assertTrue('callback A should have fired', a >= 0); |
| assertTrue('callback B should have fired', b >= 0); |
| assertTrue('callback C should have fired', c >= 0); |
| |
| assertEquals('ordering of callbacks was wrong', 0, a); |
| assertEquals('ordering of callbacks was wrong', 1, b); |
| assertEquals('ordering of callbacks was wrong', 2, c); |
| } |