cc/CCScrollbarAnimationControllerLinearFadeTest.cpp

   1 // Copyright 2012 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "config.h"
   6
   7 #include "CCScrollbarAnimationControllerLinearFade.h"
   8
   9 #include "CCScrollbarLayerImpl.h"
  10 #include "CCSingleThreadProxy.h"
  11 #include "testing/gtest/include/gtest/gtest.h"
  12 #include <wtf/OwnPtr.h>
  13
  14 using namespace cc;
  15
  16 namespace {
  17
  18 class CCScrollbarAnimationControllerLinearFadeTest : public testing::Test {
  19 protected:
  20     virtual void SetUp()
  21     {
  22         m_scrollLayer = CCLayerImpl::create(1);
  23         m_scrollLayer->addChild(CCLayerImpl::create(2));
  24         m_contentLayer = m_scrollLayer->children()[0];
  25         m_scrollbarLayer = CCScrollbarLayerImpl::create(3);
  26
  27         m_scrollLayer->setMaxScrollPosition(IntSize(50, 50));
  28         m_contentLayer->setBounds(IntSize(50, 50));
  29
  30         m_scrollbarController = CCScrollbarAnimationControllerLinearFade::create(m_scrollLayer.get(), 2, 3);
  31         m_scrollbarController->setHorizontalScrollbarLayer(m_scrollbarLayer.get());
  32     }
  33
  34     DebugScopedSetImplThread implThread;
  35
  36     OwnPtr<CCScrollbarAnimationControllerLinearFade> m_scrollbarController;
  37     OwnPtr<CCLayerImpl> m_scrollLayer;
  38     CCLayerImpl* m_contentLayer;
  39     OwnPtr<CCScrollbarLayerImpl> m_scrollbarLayer;
  40
  41 };
  42
  43 TEST_F(CCScrollbarAnimationControllerLinearFadeTest, verifyHiddenInBegin)
  44 {
  45     m_scrollbarController->animate(0);
  46     EXPECT_FLOAT_EQ(0, m_scrollbarLayer->opacity());
  47     m_scrollbarController->updateScrollOffsetAtTime(m_scrollLayer.get(), 0);
  48     m_scrollbarController->animate(0);
  49     EXPECT_FLOAT_EQ(0, m_scrollbarLayer->opacity());
  50 }
  51
  52 TEST_F(CCScrollbarAnimationControllerLinearFadeTest, verifyAwakenByScroll)
  53 {
  54     m_scrollLayer->setScrollDelta(IntSize(1, 1));
  55     m_scrollbarController->updateScrollOffsetAtTime(m_scrollLayer.get(), 0);
  56     m_scrollbarController->animate(0);
  57     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  58     m_scrollbarController->animate(1);
  59     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  60     m_scrollLayer->setScrollDelta(IntSize(2, 2));
  61     m_scrollbarController->updateScrollOffsetAtTime(m_scrollLayer.get(), 1);
  62     m_scrollbarController->animate(2);
  63     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  64     m_scrollbarController->animate(3);
  65     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  66     m_scrollbarController->animate(4);
  67     // Note that we use 3.0f to avoid "argument is truncated from 'double' to
  68     // 'float'" warnings on Windows.
  69     EXPECT_FLOAT_EQ(2 / 3.0f, m_scrollbarLayer->opacity());
  70     m_scrollbarController->animate(5);
  71     EXPECT_FLOAT_EQ(1 / 3.0f, m_scrollbarLayer->opacity());
  72     m_scrollLayer->setScrollDelta(IntSize(3, 3));
  73     m_scrollbarController->updateScrollOffsetAtTime(m_scrollLayer.get(), 5);
  74     m_scrollbarController->animate(6);
  75     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  76     m_scrollbarController->animate(7);
  77     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  78     m_scrollbarController->animate(8);
  79     EXPECT_FLOAT_EQ(2 / 3.0f, m_scrollbarLayer->opacity());
  80     m_scrollbarController->animate(9);
  81     EXPECT_FLOAT_EQ(1 / 3.0f, m_scrollbarLayer->opacity());
  82     m_scrollbarController->animate(10);
  83     EXPECT_FLOAT_EQ(0, m_scrollbarLayer->opacity());
  84 }
  85
  86 TEST_F(CCScrollbarAnimationControllerLinearFadeTest, verifyForceAwakenByPinch)
  87 {
  88     m_scrollbarController->didPinchGestureBeginAtTime(0);
  89     m_scrollbarController->didPinchGestureUpdateAtTime(0);
  90     m_scrollbarController->animate(0);
  91     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  92     m_scrollbarController->animate(1);
  93     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  94     m_scrollLayer->setScrollDelta(IntSize(1, 1));
  95     m_scrollbarController->updateScrollOffsetAtTime(m_scrollLayer.get(), 1);
  96     m_scrollbarController->animate(2);
  97     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
  98     m_scrollbarController->animate(3);
  99     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 100     m_scrollbarController->animate(4);
 101     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 102     m_scrollbarController->animate(5);
 103     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 104     m_scrollbarController->animate(6);
 105     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 106     m_scrollbarController->didPinchGestureEndAtTime(6);
 107     m_scrollbarController->animate(7);
 108     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 109     m_scrollbarController->animate(8);
 110     EXPECT_FLOAT_EQ(1, m_scrollbarLayer->opacity());
 111     m_scrollbarController->animate(9);
 112     EXPECT_FLOAT_EQ(2 / 3.0f, m_scrollbarLayer->opacity());
 113     m_scrollbarController->animate(10);
 114     EXPECT_FLOAT_EQ(1 / 3.0f, m_scrollbarLayer->opacity());
 115     m_scrollbarController->animate(11);
 116     EXPECT_FLOAT_EQ(0, m_scrollbarLayer->opacity());
 117
 118 }
 119
 120 }