| // Copyright 2012 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. |
| |
| /** |
| * @fileoverview Unit tests for goog.labs.net.Image. |
| * |
| * @author nnaze@google.com (Nathan Naze) |
| */ |
| |
| |
| /** @suppress {extraProvide} */ |
| goog.provide('goog.labs.net.imageTest'); |
| |
| goog.require('goog.labs.net.image'); |
| goog.require('goog.string'); |
| goog.require('goog.testing.AsyncTestCase'); |
| goog.require('goog.testing.jsunit'); |
| goog.require('goog.testing.recordFunction'); |
| |
| goog.setTestOnly('goog.labs.net.ImageTest'); |
| |
| var asyncTestCase = goog.testing.AsyncTestCase.createAndInstall(); |
| |
| function testValidImage() { |
| var url = 'testdata/cleardot.gif'; |
| |
| asyncTestCase.waitForAsync('image load'); |
| |
| goog.labs.net.image.load(url).then(function(value) { |
| assertEquals('IMG', value.tagName); |
| assertTrue(goog.string.endsWith(value.src, url)); |
| asyncTestCase.continueTesting(); |
| }); |
| } |
| |
| function testInvalidImage() { |
| |
| var url = 'testdata/invalid.gif'; // This file does not exist. |
| |
| asyncTestCase.waitForAsync('image load'); |
| |
| goog.labs.net.image.load(url).then( |
| fail /* opt_onResolved */, |
| function() { |
| asyncTestCase.continueTesting(); |
| }); |
| } |
| |
| function testImageFactory() { |
| var returnedImage = new Image(); |
| var factory = function() { |
| return returnedImage; |
| }; |
| var countedFactory = goog.testing.recordFunction(factory); |
| |
| var url = 'testdata/cleardot.gif'; |
| |
| asyncTestCase.waitForAsync('image load'); |
| goog.labs.net.image.load(url, countedFactory).then(function(value) { |
| assertEquals(returnedImage, value); |
| assertEquals(1, countedFactory.getCallCount()); |
| asyncTestCase.continueTesting(); |
| }); |
| } |
| |
| function testExistingImage() { |
| var image = new Image(); |
| |
| var url = 'testdata/cleardot.gif'; |
| |
| asyncTestCase.waitForAsync('image load'); |
| goog.labs.net.image.load(url, image).then(function(value) { |
| assertEquals(image, value); |
| asyncTestCase.continueTesting(); |
| }); |
| } |