| // Copyright 2011 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.fx.AnimationTest'); |
| goog.setTestOnly('goog.fx.AnimationTest'); |
| |
| goog.require('goog.events'); |
| goog.require('goog.fx.Animation'); |
| goog.require('goog.testing.MockClock'); |
| goog.require('goog.testing.jsunit'); |
| |
| var clock; |
| |
| function setUpPage() { |
| clock = new goog.testing.MockClock(true); |
| } |
| |
| function tearDownPage() { |
| clock.dispose(); |
| } |
| |
| function testPauseLogic() { |
| var anim = new goog.fx.Animation([], [], 3000); |
| var nFrames = 0; |
| goog.events.listen(anim, goog.fx.Animation.EventType.ANIMATE, function(e) { |
| assertRoughlyEquals(e.progress, progress, 1e-6); |
| nFrames++; |
| }); |
| goog.events.listen(anim, goog.fx.Animation.EventType.END, function(e) { |
| nFrames++; |
| }); |
| var nSteps = 10; |
| for (var i = 0; i < nSteps; i++) { |
| progress = i / (nSteps - 1); |
| anim.setProgress(progress); |
| anim.play(); |
| anim.pause(); |
| } |
| assertEquals(nSteps, nFrames); |
| } |
| |
| function testPauseOffset() { |
| var anim = new goog.fx.Animation([0], [1000], 1000); |
| anim.play(); |
| |
| assertEquals(0, anim.coords[0]); |
| assertRoughlyEquals(0, anim.progress, 1e-4); |
| |
| clock.tick(300); |
| |
| assertEquals(300, anim.coords[0]); |
| assertRoughlyEquals(0.3, anim.progress, 1e-4); |
| |
| anim.pause(); |
| |
| clock.tick(400); |
| |
| assertEquals(300, anim.coords[0]); |
| assertRoughlyEquals(0.3, anim.progress, 1e-4); |
| |
| anim.play(); |
| |
| assertEquals(300, anim.coords[0]); |
| assertRoughlyEquals(0.3, anim.progress, 1e-4); |
| |
| clock.tick(400); |
| |
| assertEquals(700, anim.coords[0]); |
| assertRoughlyEquals(0.7, anim.progress, 1e-4); |
| |
| anim.pause(); |
| |
| clock.tick(300); |
| |
| assertEquals(700, anim.coords[0]); |
| assertRoughlyEquals(0.7, anim.progress, 1e-4); |
| |
| anim.play(); |
| |
| var lastPlay = goog.now(); |
| |
| assertEquals(700, anim.coords[0]); |
| assertRoughlyEquals(0.7, anim.progress, 1e-4); |
| |
| clock.tick(300); |
| |
| assertEquals(1000, anim.coords[0]); |
| assertRoughlyEquals(1, anim.progress, 1e-4); |
| assertEquals(goog.fx.Animation.State.STOPPED, anim.getStateInternal()); |
| } |
| |
| function testSetProgress() { |
| var anim = new goog.fx.Animation([0], [1000], 3000); |
| var nFrames = 0; |
| anim.play(); |
| anim.setProgress(0.5); |
| goog.events.listen(anim, goog.fx.Animation.EventType.ANIMATE, function(e) { |
| assertEquals(500, e.coords[0]); |
| assertRoughlyEquals(0.5, e.progress, 1e-4); |
| nFrames++; |
| }); |
| anim.cycle(goog.now()); |
| anim.stop(); |
| assertEquals(1, nFrames); |
| } |