src/chrome/browser/ui/gtk/reload_button_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 "base/message_loop/message_loop.h"
   6 #include "chrome/browser/ui/gtk/reload_button_gtk.h"
   7 #include "testing/gtest/include/gtest/gtest.h"
   8
   9 class ReloadButtonGtkTest : public testing::Test {
  10  public:
  11   ReloadButtonGtkTest();
  12
  13   void CheckState(bool enabled,
  14                   ReloadButtonGtk::Mode intended_mode,
  15                   ReloadButtonGtk::Mode visible_mode,
  16                   bool double_click_timer_running,
  17                   bool stop_to_reload_timer_running);
  18
  19   // These accessors eliminate the need to declare each testcase as a friend.
  20   void set_mouse_hovered(bool hovered) {
  21     reload_.testing_mouse_hovered_ = hovered;
  22   }
  23   int reload_count() { return reload_.testing_reload_count_; }
  24   void fake_mouse_leave() { reload_.OnLeaveNotify(reload_.widget(), NULL); }
  25
  26  protected:
  27   // We need a message loop for the timers to post events.
  28   base::MessageLoop loop_;
  29
  30   ReloadButtonGtk reload_;
  31 };
  32
  33 ReloadButtonGtkTest::ReloadButtonGtkTest() : reload_(NULL, NULL) {
  34   // Set the timer delays to 0 so that timers will fire as soon as we tell the
  35   // message loop to run pending tasks.
  36   reload_.double_click_timer_delay_ = base::TimeDelta();
  37   reload_.stop_to_reload_timer_delay_ = base::TimeDelta();
  38 }
  39
  40 void ReloadButtonGtkTest::CheckState(bool enabled,
  41                                      ReloadButtonGtk::Mode intended_mode,
  42                                      ReloadButtonGtk::Mode visible_mode,
  43                                      bool double_click_timer_running,
  44                                      bool stop_to_reload_timer_running) {
  45   EXPECT_NE(enabled, reload_.stop_.paint_override() == GTK_STATE_INSENSITIVE);
  46   EXPECT_EQ(intended_mode, reload_.intended_mode_);
  47   EXPECT_EQ(visible_mode, reload_.visible_mode_);
  48   EXPECT_EQ(double_click_timer_running,
  49             reload_.double_click_timer_.IsRunning());
  50   EXPECT_EQ(stop_to_reload_timer_running,
  51             reload_.stop_to_reload_timer_.IsRunning());
  52 }
  53
  54 TEST_F(ReloadButtonGtkTest, Basic) {
  55   // The stop/reload button starts in the "enabled reload" state with no timers
  56   // running.
  57   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
  58              false, false);
  59
  60   // Press the button.  This should start the double-click timer.
  61   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
  62   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
  63              true, false);
  64
  65   // Now change the mode (as if the browser had started loading the page).  This
  66   // should cancel the double-click timer since the button is not hovered.
  67   reload_.ChangeMode(ReloadButtonGtk::MODE_STOP, false);
  68   CheckState(true, ReloadButtonGtk::MODE_STOP, ReloadButtonGtk::MODE_STOP,
  69              false, false);
  70
  71   // Press the button again.  This should change back to reload.
  72   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
  73   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
  74              false, false);
  75 }
  76
  77 TEST_F(ReloadButtonGtkTest, DoubleClickTimer) {
  78   // Start by pressing the button.
  79   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
  80
  81   // Try to press the button again.  This should do nothing because the timer is
  82   // running.
  83   int original_reload_count = reload_count();
  84   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
  85   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
  86              true, false);
  87   EXPECT_EQ(original_reload_count, reload_count());
  88
  89   // Hover the button, and change mode.  The visible mode should not change,
  90   // again because the timer is running.
  91   set_mouse_hovered(true);
  92   reload_.ChangeMode(ReloadButtonGtk::MODE_STOP, false);
  93   CheckState(true, ReloadButtonGtk::MODE_STOP, ReloadButtonGtk::MODE_RELOAD,
  94              true, false);
  95
  96   // Now fire the timer.  This should complete the mode change.
  97   loop_.RunUntilIdle();
  98   CheckState(true, ReloadButtonGtk::MODE_STOP, ReloadButtonGtk::MODE_STOP,
  99              false, false);
 100 }
 101
 102 TEST_F(ReloadButtonGtkTest, DisableOnHover) {
 103   // Change to stop and hover.
 104   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
 105   reload_.ChangeMode(ReloadButtonGtk::MODE_STOP, false);
 106   set_mouse_hovered(true);
 107
 108   // Now change back to reload.  This should result in a disabled stop button
 109   // due to the hover.
 110   reload_.ChangeMode(ReloadButtonGtk::MODE_RELOAD, false);
 111   CheckState(false, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_STOP,
 112              false, true);
 113
 114   // Un-hover the button, which should allow it to reset.
 115   set_mouse_hovered(false);
 116   fake_mouse_leave();
 117   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
 118              false, false);
 119 }
 120
 121 TEST_F(ReloadButtonGtkTest, ResetOnClick) {
 122   // Change to stop and hover.
 123   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
 124   reload_.ChangeMode(ReloadButtonGtk::MODE_STOP, false);
 125   set_mouse_hovered(true);
 126
 127   // Press the button.  This should change back to reload despite the hover,
 128   // because it's a direct user action.
 129   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
 130   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
 131              false, false);
 132 }
 133
 134 TEST_F(ReloadButtonGtkTest, ResetOnTimer) {
 135   // Change to stop, hover, and change back to reload.
 136   gtk_button_clicked(GTK_BUTTON(reload_.widget()));
 137   reload_.ChangeMode(ReloadButtonGtk::MODE_STOP, false);
 138   set_mouse_hovered(true);
 139   reload_.ChangeMode(ReloadButtonGtk::MODE_RELOAD, false);
 140
 141   // Now fire the stop-to-reload timer.  This should reset the button.
 142   loop_.RunUntilIdle();
 143   CheckState(true, ReloadButtonGtk::MODE_RELOAD, ReloadButtonGtk::MODE_RELOAD,
 144              false, false);
 145 }