src/chrome/browser/ui/gtk/tabs/tab_renderer_gtk_unittest.cc

   1 // Copyright (c) 2011 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 "chrome/browser/ui/gtk/tabs/tab_renderer_gtk.h"
   6
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 namespace {
  10
  11 typedef TabRendererGtk::LoadingAnimation LoadingAnimation;
  12
  13 const int kTestLoadingAnimationFrameCount = 10;
  14 const int kTestWaitingAnimationFrameCount = 40;
  15 const int kTestWaitingToLoadingFrameCountRatio = 4;
  16
  17 const LoadingAnimation::Data kMockAnimationData =
  18     LoadingAnimation::Data(kTestLoadingAnimationFrameCount,
  19                            kTestWaitingAnimationFrameCount,
  20                            kTestWaitingToLoadingFrameCountRatio);
  21
  22 TEST(LoadingAnimationTest, InitialState) {
  23   LoadingAnimation loading_animation(kMockAnimationData);
  24   EXPECT_EQ(TabRendererGtk::ANIMATION_NONE,
  25             loading_animation.animation_state());
  26   EXPECT_EQ(0, loading_animation.animation_frame());
  27 }
  28
  29 TEST(LoadingAnimationTest, AdvanceWaitingFrames) {
  30   LoadingAnimation loading_animation(kMockAnimationData);
  31   loading_animation.ValidateLoadingAnimation(TabRendererGtk::ANIMATION_WAITING);
  32   EXPECT_EQ(TabRendererGtk::ANIMATION_WAITING,
  33             loading_animation.animation_state());
  34   EXPECT_EQ(1, loading_animation.animation_frame());
  35   loading_animation.ValidateLoadingAnimation(TabRendererGtk::ANIMATION_WAITING);
  36   EXPECT_EQ(TabRendererGtk::ANIMATION_WAITING,
  37             loading_animation.animation_state());
  38   EXPECT_EQ(2, loading_animation.animation_frame());
  39
  40   for (int i = 2; i < kTestWaitingAnimationFrameCount - 1; ++i) {
  41     loading_animation.ValidateLoadingAnimation(
  42         TabRendererGtk::ANIMATION_WAITING);
  43   }
  44   EXPECT_EQ(TabRendererGtk::ANIMATION_WAITING,
  45             loading_animation.animation_state());
  46   EXPECT_EQ(kTestWaitingAnimationFrameCount - 1,
  47             loading_animation.animation_frame());
  48
  49   loading_animation.ValidateLoadingAnimation(TabRendererGtk::ANIMATION_WAITING);
  50   EXPECT_EQ(TabRendererGtk::ANIMATION_WAITING,
  51             loading_animation.animation_state());
  52   EXPECT_EQ(0, loading_animation.animation_frame()) <<
  53             "The animation frame should have wrapped around to 0.";
  54 }
  55
  56 TEST(LoadingAnimationTest, AdvanceFromWaitingToLoading) {
  57   LoadingAnimation loading_animation(kMockAnimationData);
  58   for (int i = 0; i < 2 * kTestWaitingToLoadingFrameCountRatio; ++i) {
  59     loading_animation.ValidateLoadingAnimation(
  60         TabRendererGtk::ANIMATION_WAITING);
  61   }
  62   EXPECT_EQ(TabRendererGtk::ANIMATION_WAITING,
  63             loading_animation.animation_state());
  64   EXPECT_EQ(2 * kTestWaitingToLoadingFrameCountRatio,
  65             loading_animation.animation_frame());
  66
  67   loading_animation.ValidateLoadingAnimation(TabRendererGtk::ANIMATION_LOADING);
  68   EXPECT_EQ(TabRendererGtk::ANIMATION_LOADING,
  69             loading_animation.animation_state());
  70   EXPECT_EQ(kTestLoadingAnimationFrameCount - 1,
  71             loading_animation.animation_frame());
  72 }
  73
  74 }  // namespace