Enables docked windows by default

ash/wm/dock/docked_window_resizer_unittest.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "ash/wm/dock/docked_window_resizer.h"
 
 #include "ash/ash_switches.h"
 #include "ash/launcher/launcher.h"
 #include "ash/launcher/launcher_model.h"
 #include "ash/root_window_controller.h"
@@ skipping 25 matching lines @@
 namespace internal {
 
 class DockedWindowResizerTest
     : public test::AshTestBase,
       public testing::WithParamInterface<aura::client::WindowType> {
  public:
   DockedWindowResizerTest() : model_(NULL), window_type_(GetParam()) {}
   virtual ~DockedWindowResizerTest() {}
 
   virtual void SetUp() OVERRIDE {
-    CommandLine::ForCurrentProcess()->AppendSwitch(
-        ash::switches::kAshEnableStickyEdges);
-    CommandLine::ForCurrentProcess()->AppendSwitch(
-        ash::switches::kAshEnableDockedWindows);
     AshTestBase::SetUp();
     UpdateDisplay("600x400");
     test::ShellTestApi test_api(Shell::GetInstance());
     model_ = test_api.launcher_model();
   }
 
   virtual void TearDown() OVERRIDE {
     AshTestBase::TearDown();
   }
 
@@ skipping 151 matching lines @@
     if (window->parent()->id() != internal::kShellWindowId_DockedContainer &&
         !wm::GetWindowState(window)->HasRestoreBounds()) {
       EXPECT_EQ(initial_bounds.y() + dy, window->GetBoundsInScreen().y());
     }
   }
 
   bool test_panels() const {
     return window_type_ == aura::client::WINDOW_TYPE_PANEL;
   }
 
+  const gfx::Point& initial_location_in_parent() const {
+    return initial_location_in_parent_;
+  }
+
  private:
   scoped_ptr<WindowResizer> resizer_;
   LauncherModel* model_;
   aura::client::WindowType window_type_;
   aura::test::TestWindowDelegate delegate_;
 
   // Location at start of the drag in |window->parent()|'s coordinates.
   gfx::Point initial_location_in_parent_;
 
   DISALLOW_COPY_AND_ASSIGN(DockedWindowResizerTest);
@@ skipping 84 matching lines @@
   EXPECT_EQ(internal::kShellWindowId_DockedContainer, window->parent()->id());
 }
 
 // Verifies a window can be dragged and then if a pointer is not quite reaching
 // the screen edge the window does not get docked and stays in the desktop.
 TEST_P(DockedWindowResizerTest, AttachLeftUndershoot) {
   if (!SupportsHostWindowResize())
     return;
 
   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(0, 0, 201, 201)));
+  gfx::Rect initial_bounds(window->bounds());
   DragRelativeToEdge(DOCKED_EDGE_LEFT, window.get(), 1);
 
-  // The window should be touching the screen edge but not docked.
-  EXPECT_EQ(window->GetRootWindow()->bounds().x(),
-            window->GetBoundsInScreen().x());
+  // The window should be crossing the screen edge but not docked.
+  int expected_x = initial_bounds.x() - initial_location_in_parent().x() + 1;
+  EXPECT_EQ(expected_x, window->GetBoundsInScreen().x());
   EXPECT_EQ(internal::kShellWindowId_DefaultContainer,
             window->parent()->id());
 }
 
 // Dock on the right side, change shelf alignment, check that windows move to
 // the opposite side.
 TEST_P(DockedWindowResizerTest, AttachRightChangeShelf) {
   if (!SupportsHostWindowResize())
     return;
 
@@ skipping 203 matching lines @@
 
 // Dock one window, try to dock another window on the opposite side (should not
 // dock).
 TEST_P(DockedWindowResizerTest, AttachOnTwoSides) {
   if (!SupportsHostWindowResize())
     return;
 
   scoped_ptr<aura::Window> w1(CreateTestWindow(gfx::Rect(0, 0, 201, 201)));
   scoped_ptr<aura::Window> w2(CreateTestWindow(gfx::Rect(0, 0, 201, 201)));
   DragToVerticalPositionAndToEdge(DOCKED_EDGE_RIGHT, w1.get(), 20);
+  gfx::Rect initial_bounds(w2->bounds());
   DragToVerticalPositionAndToEdge(DOCKED_EDGE_LEFT, w2.get(), 50);
 
   // The first window should be attached and snapped to the right edge.
   EXPECT_EQ(w1->GetRootWindow()->bounds().right(),
             w1->GetBoundsInScreen().right());
   EXPECT_EQ(internal::kShellWindowId_DockedContainer, w1->parent()->id());
 
   // The second window should be near the left edge but not snapped.
   // Normal window will get side-maximized while panels will not.
-  EXPECT_EQ(w2->GetRootWindow()->bounds().x(), w2->GetBoundsInScreen().x());
+  int expected_x = test_panels() ?
+      (initial_bounds.x() - initial_location_in_parent().x()) : 0;
+  EXPECT_EQ(expected_x, w2->GetBoundsInScreen().x());
   EXPECT_EQ(internal::kShellWindowId_DefaultContainer, w2->parent()->id());
 }
 
 // Tests that reverting a drag restores docked state if a window was docked.
 TEST_P(DockedWindowResizerTest, RevertDragRestoresAttachment) {
   if (!SupportsHostWindowResize())
     return;
 
   scoped_ptr<aura::Window> window(CreateTestWindow(gfx::Rect(0, 0, 201, 201)));
   DragRelativeToEdge(DOCKED_EDGE_RIGHT, window.get(), 0);
@@ skipping 594 matching lines @@
             child->GetBoundsInScreen().origin().ToString());
 }
 
 // Tests run twice - on both panels and normal windows
 INSTANTIATE_TEST_CASE_P(NormalOrPanel,
                         DockedWindowResizerTest,
                         testing::Values(aura::client::WINDOW_TYPE_NORMAL,
                                         aura::client::WINDOW_TYPE_PANEL));
 }  // namespace internal
 }  // namespace ash