ash/wm/workspace/workspace_window_resizer_unittest.cc

   1 // Copyright (c) 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 "ash/wm/workspace/workspace_window_resizer.h"
   6
   7 #include "ash/ash_constants.h"
   8 #include "ash/ash_switches.h"
   9 #include "ash/display/display_manager.h"
  10 #include "ash/root_window_controller.h"
  11 #include "ash/screen_util.h"
  12 #include "ash/shelf/shelf_layout_manager.h"
  13 #include "ash/shell.h"
  14 #include "ash/shell_window_ids.h"
  15 #include "ash/test/ash_test_base.h"
  16 #include "ash/wm/window_state.h"
  17 #include "ash/wm/window_util.h"
  18 #include "ash/wm/wm_event.h"
  19 #include "ash/wm/workspace/phantom_window_controller.h"
  20 #include "ash/wm/workspace_controller.h"
  21 #include "base/command_line.h"
  22 #include "base/strings/string_number_conversions.h"
  23 #include "base/strings/stringprintf.h"
  24 #include "ui/aura/client/aura_constants.h"
  25 #include "ui/aura/test/event_generator.h"
  26 #include "ui/aura/test/test_window_delegate.h"
  27 #include "ui/aura/window_event_dispatcher.h"
  28 #include "ui/base/hit_test.h"
  29 #include "ui/events/gestures/gesture_configuration.h"
  30 #include "ui/gfx/insets.h"
  31 #include "ui/gfx/screen.h"
  32 #include "ui/views/widget/widget.h"
  33
  34 namespace ash {
  35 namespace {
  36
  37 const int kRootHeight = 600;
  38
  39 // A simple window delegate that returns the specified min size.
  40 class TestWindowDelegate : public aura::test::TestWindowDelegate {
  41  public:
  42   TestWindowDelegate() {
  43   }
  44   virtual ~TestWindowDelegate() {}
  45
  46   void set_min_size(const gfx::Size& size) {
  47     min_size_ = size;
  48   }
  49
  50   void set_max_size(const gfx::Size& size) {
  51     max_size_ = size;
  52   }
  53
  54  private:
  55   // Overridden from aura::Test::TestWindowDelegate:
  56   virtual gfx::Size GetMinimumSize() const OVERRIDE {
  57     return min_size_;
  58   }
  59
  60   virtual gfx::Size GetMaximumSize() const OVERRIDE {
  61     return max_size_;
  62   }
  63
  64   gfx::Size min_size_;
  65   gfx::Size max_size_;
  66
  67   DISALLOW_COPY_AND_ASSIGN(TestWindowDelegate);
  68 };
  69
  70 }  // namespace
  71
  72 class WorkspaceWindowResizerTest : public test::AshTestBase {
  73  public:
  74   WorkspaceWindowResizerTest() : workspace_resizer_(NULL) {}
  75   virtual ~WorkspaceWindowResizerTest() {}
  76
  77   virtual void SetUp() OVERRIDE {
  78     AshTestBase::SetUp();
  79     UpdateDisplay(base::StringPrintf("800x%d", kRootHeight));
  80     // Ignore the touch slop region.
  81     ui::GestureConfiguration::set_max_touch_move_in_pixels_for_click(0);
  82
  83     aura::Window* root = Shell::GetPrimaryRootWindow();
  84     gfx::Rect root_bounds(root->bounds());
  85 #if defined(OS_WIN)
  86     // RootWindow and Display can't resize on Windows Ash.
  87     // http://crbug.com/165962
  88     EXPECT_EQ(kRootHeight, root_bounds.height());
  89 #endif
  90     EXPECT_EQ(800, root_bounds.width());
  91     Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
  92     window_.reset(new aura::Window(&delegate_));
  93     window_->SetType(ui::wm::WINDOW_TYPE_NORMAL);
  94     window_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
  95     ParentWindowInPrimaryRootWindow(window_.get());
  96     window_->set_id(1);
  97
  98     window2_.reset(new aura::Window(&delegate2_));
  99     window2_->SetType(ui::wm::WINDOW_TYPE_NORMAL);
 100     window2_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
 101     ParentWindowInPrimaryRootWindow(window2_.get());
 102     window2_->set_id(2);
 103
 104     window3_.reset(new aura::Window(&delegate3_));
 105     window3_->SetType(ui::wm::WINDOW_TYPE_NORMAL);
 106     window3_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
 107     ParentWindowInPrimaryRootWindow(window3_.get());
 108     window3_->set_id(3);
 109
 110     window4_.reset(new aura::Window(&delegate4_));
 111     window4_->SetType(ui::wm::WINDOW_TYPE_NORMAL);
 112     window4_->Init(aura::WINDOW_LAYER_NOT_DRAWN);
 113     ParentWindowInPrimaryRootWindow(window4_.get());
 114     window4_->set_id(4);
 115   }
 116
 117   virtual void TearDown() OVERRIDE {
 118     window_.reset();
 119     window2_.reset();
 120     window3_.reset();
 121     window4_.reset();
 122     touch_resize_window_.reset();
 123     AshTestBase::TearDown();
 124   }
 125
 126   // Returns a string identifying the z-order of each of the known child windows
 127   // of |parent|.  The returned string constains the id of the known windows and
 128   // is ordered from topmost to bottomost windows.
 129   std::string WindowOrderAsString(aura::Window* parent) const {
 130     std::string result;
 131     const aura::Window::Windows& windows = parent->children();
 132     for (aura::Window::Windows::const_reverse_iterator i = windows.rbegin();
 133          i != windows.rend(); ++i) {
 134       if (*i == window_ || *i == window2_ || *i == window3_) {
 135         if (!result.empty())
 136           result += " ";
 137         result += base::IntToString((*i)->id());
 138       }
 139     }
 140     return result;
 141   }
 142
 143  protected:
 144   WindowResizer* CreateResizerForTest(
 145       aura::Window* window,
 146       const gfx::Point& point_in_parent,
 147       int window_component) {
 148     WindowResizer* resizer = CreateWindowResizer(
 149         window,
 150         point_in_parent,
 151         window_component,
 152         aura::client::WINDOW_MOVE_SOURCE_MOUSE).release();
 153     workspace_resizer_ = WorkspaceWindowResizer::instance_;
 154     return resizer;
 155   }
 156   WorkspaceWindowResizer* CreateWorkspaceResizerForTest(
 157       aura::Window* window,
 158       const gfx::Point& point_in_parent,
 159       int window_component,
 160       aura::client::WindowMoveSource source,
 161       const std::vector<aura::Window*>& attached_windows) {
 162     wm::WindowState* window_state = wm::GetWindowState(window);
 163     window_state->CreateDragDetails(
 164         window, point_in_parent, window_component, source);
 165     return WorkspaceWindowResizer::Create(window_state, attached_windows);
 166   }
 167
 168   PhantomWindowController* snap_phantom_window_controller() const {
 169     return workspace_resizer_->snap_phantom_window_controller_.get();
 170   }
 171
 172   gfx::Point CalculateDragPoint(const WindowResizer& resizer,
 173                                 int delta_x,
 174                                 int delta_y) const {
 175     gfx::Point location = resizer.GetInitialLocation();
 176     location.set_x(location.x() + delta_x);
 177     location.set_y(location.y() + delta_y);
 178     return location;
 179   }
 180
 181   std::vector<aura::Window*> empty_windows() const {
 182     return std::vector<aura::Window*>();
 183   }
 184
 185   ShelfLayoutManager* shelf_layout_manager() {
 186     return Shell::GetPrimaryRootWindowController()->GetShelfLayoutManager();
 187   }
 188
 189   void InitTouchResizeWindow(const gfx::Rect& bounds, int window_component) {
 190     touch_resize_delegate_.set_window_component(window_component);
 191     touch_resize_window_.reset(
 192         CreateTestWindowInShellWithDelegate(&touch_resize_delegate_, 0,
 193                                             bounds));
 194   }
 195
 196   TestWindowDelegate delegate_;
 197   TestWindowDelegate delegate2_;
 198   TestWindowDelegate delegate3_;
 199   TestWindowDelegate delegate4_;
 200   scoped_ptr<aura::Window> window_;
 201   scoped_ptr<aura::Window> window2_;
 202   scoped_ptr<aura::Window> window3_;
 203   scoped_ptr<aura::Window> window4_;
 204
 205   TestWindowDelegate touch_resize_delegate_;
 206   scoped_ptr<aura::Window> touch_resize_window_;
 207   WorkspaceWindowResizer* workspace_resizer_;
 208
 209  private:
 210   DISALLOW_COPY_AND_ASSIGN(WorkspaceWindowResizerTest);
 211 };
 212
 213 // Assertions around attached window resize dragging from the right with 2
 214 // windows.
 215 TEST_F(WorkspaceWindowResizerTest, AttachedResize_RIGHT_2) {
 216   window_->SetBounds(gfx::Rect(0, 300, 400, 300));
 217   window2_->SetBounds(gfx::Rect(400, 200, 100, 200));
 218
 219   std::vector<aura::Window*> windows;
 220   windows.push_back(window2_.get());
 221   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 222       window_.get(), gfx::Point(), HTRIGHT,
 223       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 224   ASSERT_TRUE(resizer.get());
 225   // Move it 100 to the right, which should expand w1 and push w2.
 226   resizer->Drag(CalculateDragPoint(*resizer, 100, 10), 0);
 227   EXPECT_EQ("0,300 500x300", window_->bounds().ToString());
 228   EXPECT_EQ("500,200 100x200", window2_->bounds().ToString());
 229
 230   // Push off the screen, w2 should be resized to its min.
 231   delegate2_.set_min_size(gfx::Size(20, 20));
 232   resizer->Drag(CalculateDragPoint(*resizer, 800, 20), 0);
 233   EXPECT_EQ("0,300 780x300", window_->bounds().ToString());
 234   EXPECT_EQ("780,200 20x200", window2_->bounds().ToString());
 235
 236   // Move back to 100 and verify w2 gets its original size.
 237   resizer->Drag(CalculateDragPoint(*resizer, 100, 10), 0);
 238   EXPECT_EQ("0,300 500x300", window_->bounds().ToString());
 239   EXPECT_EQ("500,200 100x200", window2_->bounds().ToString());
 240
 241   // Revert and make sure everything moves back.
 242   resizer->Drag(CalculateDragPoint(*resizer, 800, 20), 0);
 243   resizer->RevertDrag();
 244   EXPECT_EQ("0,300 400x300", window_->bounds().ToString());
 245   EXPECT_EQ("400,200 100x200", window2_->bounds().ToString());
 246 }
 247
 248 // Assertions around collapsing and expanding.
 249 TEST_F(WorkspaceWindowResizerTest, AttachedResize_RIGHT_Compress) {
 250   window_->SetBounds(gfx::Rect(   0, 300, 400, 300));
 251   window2_->SetBounds(gfx::Rect(400, 200, 100, 200));
 252
 253   std::vector<aura::Window*> windows;
 254   windows.push_back(window2_.get());
 255   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 256       window_.get(), gfx::Point(), HTRIGHT,
 257       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 258   ASSERT_TRUE(resizer.get());
 259   // Move it 100 to the left, which should expand w2 and collapse w1.
 260   resizer->Drag(CalculateDragPoint(*resizer, -100, 10), 0);
 261   EXPECT_EQ("0,300 300x300", window_->bounds().ToString());
 262   EXPECT_EQ("300,200 200x200", window2_->bounds().ToString());
 263
 264   // Collapse all the way to w1's min.
 265   delegate_.set_min_size(gfx::Size(20, 20));
 266   resizer->Drag(CalculateDragPoint(*resizer, -800, 20), 0);
 267   EXPECT_EQ("0,300 20x300", window_->bounds().ToString());
 268   EXPECT_EQ("20,200 480x200", window2_->bounds().ToString());
 269
 270   // Move 100 to the left.
 271   resizer->Drag(CalculateDragPoint(*resizer, 100, 10), 0);
 272   EXPECT_EQ("0,300 500x300", window_->bounds().ToString());
 273   EXPECT_EQ("500,200 100x200", window2_->bounds().ToString());
 274
 275   // Back to -100.
 276   resizer->Drag(CalculateDragPoint(*resizer, -100, 20), 0);
 277   EXPECT_EQ("0,300 300x300", window_->bounds().ToString());
 278   EXPECT_EQ("300,200 200x200", window2_->bounds().ToString());
 279 }
 280
 281 // Assertions around attached window resize dragging from the right with 3
 282 // windows.
 283 TEST_F(WorkspaceWindowResizerTest, AttachedResize_RIGHT_3) {
 284   window_->SetBounds(gfx::Rect( 100, 300, 200, 300));
 285   window2_->SetBounds(gfx::Rect(300, 300, 150, 200));
 286   window3_->SetBounds(gfx::Rect(450, 300, 100, 200));
 287   delegate2_.set_min_size(gfx::Size(52, 50));
 288   delegate3_.set_min_size(gfx::Size(38, 50));
 289
 290   std::vector<aura::Window*> windows;
 291   windows.push_back(window2_.get());
 292   windows.push_back(window3_.get());
 293   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 294       window_.get(), gfx::Point(), HTRIGHT,
 295       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 296   ASSERT_TRUE(resizer.get());
 297   // Move it 100 to the right, which should expand w1 and push w2 and w3.
 298   resizer->Drag(CalculateDragPoint(*resizer, 100, -10), 0);
 299   EXPECT_EQ("100,300 300x300", window_->bounds().ToString());
 300   EXPECT_EQ("400,300 150x200", window2_->bounds().ToString());
 301   EXPECT_EQ("550,300 100x200", window3_->bounds().ToString());
 302
 303   // Move it 300, things should compress.
 304   resizer->Drag(CalculateDragPoint(*resizer, 300, -10), 0);
 305   EXPECT_EQ("100,300 500x300", window_->bounds().ToString());
 306   EXPECT_EQ("600,300 120x200", window2_->bounds().ToString());
 307   EXPECT_EQ("720,300 80x200", window3_->bounds().ToString());
 308
 309   // Move it so much the last two end up at their min.
 310   resizer->Drag(CalculateDragPoint(*resizer, 800, 50), 0);
 311   EXPECT_EQ("100,300 610x300", window_->bounds().ToString());
 312   EXPECT_EQ("710,300 52x200", window2_->bounds().ToString());
 313   EXPECT_EQ("762,300 38x200", window3_->bounds().ToString());
 314
 315   // Revert and make sure everything moves back.
 316   resizer->RevertDrag();
 317   EXPECT_EQ("100,300 200x300", window_->bounds().ToString());
 318   EXPECT_EQ("300,300 150x200", window2_->bounds().ToString());
 319   EXPECT_EQ("450,300 100x200", window3_->bounds().ToString());
 320 }
 321
 322 // Assertions around attached window resizing (collapsing and expanding) with
 323 // 3 windows.
 324 TEST_F(WorkspaceWindowResizerTest, AttachedResize_RIGHT_3_Compress) {
 325   window_->SetBounds(gfx::Rect( 100, 300, 200, 300));
 326   window2_->SetBounds(gfx::Rect(300, 300, 200, 200));
 327   window3_->SetBounds(gfx::Rect(450, 300, 100, 200));
 328   delegate2_.set_min_size(gfx::Size(52, 50));
 329   delegate3_.set_min_size(gfx::Size(38, 50));
 330
 331   std::vector<aura::Window*> windows;
 332   windows.push_back(window2_.get());
 333   windows.push_back(window3_.get());
 334   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 335       window_.get(), gfx::Point(), HTRIGHT,
 336       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 337   ASSERT_TRUE(resizer.get());
 338   // Move it -100 to the right, which should collapse w1 and expand w2 and w3.
 339   resizer->Drag(CalculateDragPoint(*resizer, -100, -10), 0);
 340   EXPECT_EQ("100,300 100x300", window_->bounds().ToString());
 341   EXPECT_EQ("200,300 266x200", window2_->bounds().ToString());
 342   EXPECT_EQ("466,300 134x200", window3_->bounds().ToString());
 343
 344   // Move it 100 to the right.
 345   resizer->Drag(CalculateDragPoint(*resizer, 100, -10), 0);
 346   EXPECT_EQ("100,300 300x300", window_->bounds().ToString());
 347   EXPECT_EQ("400,300 200x200", window2_->bounds().ToString());
 348   EXPECT_EQ("600,300 100x200", window3_->bounds().ToString());
 349
 350   // 100 to the left again.
 351   resizer->Drag(CalculateDragPoint(*resizer, -100, -10), 0);
 352   EXPECT_EQ("100,300 100x300", window_->bounds().ToString());
 353   EXPECT_EQ("200,300 266x200", window2_->bounds().ToString());
 354   EXPECT_EQ("466,300 134x200", window3_->bounds().ToString());
 355 }
 356
 357 // Assertions around collapsing and expanding from the bottom.
 358 TEST_F(WorkspaceWindowResizerTest, AttachedResize_BOTTOM_Compress) {
 359   window_->SetBounds(gfx::Rect(   0, 100, 400, 300));
 360   window2_->SetBounds(gfx::Rect(400, 400, 100, 200));
 361
 362   std::vector<aura::Window*> windows;
 363   windows.push_back(window2_.get());
 364   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 365       window_.get(), gfx::Point(), HTBOTTOM,
 366       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 367   ASSERT_TRUE(resizer.get());
 368   // Move it up 100, which should expand w2 and collapse w1.
 369   resizer->Drag(CalculateDragPoint(*resizer, 10, -100), 0);
 370   EXPECT_EQ("0,100 400x200", window_->bounds().ToString());
 371   EXPECT_EQ("400,300 100x300", window2_->bounds().ToString());
 372
 373   // Collapse all the way to w1's min.
 374   delegate_.set_min_size(gfx::Size(20, 20));
 375   resizer->Drag(CalculateDragPoint(*resizer, 20, -800), 0);
 376   EXPECT_EQ("0,100 400x20", window_->bounds().ToString());
 377   EXPECT_EQ("400,120 100x480", window2_->bounds().ToString());
 378
 379   // Move 100 down.
 380   resizer->Drag(CalculateDragPoint(*resizer, 10, 100), 0);
 381   EXPECT_EQ("0,100 400x400", window_->bounds().ToString());
 382   EXPECT_EQ("400,500 100x100", window2_->bounds().ToString());
 383
 384   // Back to -100.
 385   resizer->Drag(CalculateDragPoint(*resizer, 20, -100), 0);
 386   EXPECT_EQ("0,100 400x200", window_->bounds().ToString());
 387   EXPECT_EQ("400,300 100x300", window2_->bounds().ToString());
 388 }
 389
 390 // Assertions around attached window resize dragging from the bottom with 2
 391 // windows.
 392 TEST_F(WorkspaceWindowResizerTest, AttachedResize_BOTTOM_2) {
 393   window_->SetBounds(gfx::Rect( 0,  50, 400, 200));
 394   window2_->SetBounds(gfx::Rect(0, 250, 200, 100));
 395
 396   std::vector<aura::Window*> windows;
 397   windows.push_back(window2_.get());
 398   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 399       window_.get(), gfx::Point(), HTBOTTOM,
 400       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 401   ASSERT_TRUE(resizer.get());
 402   // Move it 100 to the bottom, which should expand w1 and push w2.
 403   resizer->Drag(CalculateDragPoint(*resizer, 10, 100), 0);
 404   EXPECT_EQ("0,50 400x300", window_->bounds().ToString());
 405   EXPECT_EQ("0,350 200x100", window2_->bounds().ToString());
 406
 407   // Push off the screen, w2 should be resized to its min.
 408   delegate2_.set_min_size(gfx::Size(20, 20));
 409   resizer->Drag(CalculateDragPoint(*resizer, 50, 820), 0);
 410   EXPECT_EQ("0,50 400x530", window_->bounds().ToString());
 411   EXPECT_EQ("0,580 200x20", window2_->bounds().ToString());
 412
 413   // Move back to 100 and verify w2 gets its original size.
 414   resizer->Drag(CalculateDragPoint(*resizer, 10, 100), 0);
 415   EXPECT_EQ("0,50 400x300", window_->bounds().ToString());
 416   EXPECT_EQ("0,350 200x100", window2_->bounds().ToString());
 417
 418   // Revert and make sure everything moves back.
 419   resizer->Drag(CalculateDragPoint(*resizer, 800, 20), 0);
 420   resizer->RevertDrag();
 421   EXPECT_EQ("0,50 400x200", window_->bounds().ToString());
 422   EXPECT_EQ("0,250 200x100", window2_->bounds().ToString());
 423 }
 424
 425 #if defined(OS_WIN)
 426 // RootWindow and Display can't resize on Windows Ash. http://crbug.com/165962
 427 #define MAYBE_AttachedResize_BOTTOM_3 DISABLED_AttachedResize_BOTTOM_3
 428 #else
 429 #define MAYBE_AttachedResize_BOTTOM_3 AttachedResize_BOTTOM_3
 430 #endif
 431
 432 // Assertions around attached window resize dragging from the bottom with 3
 433 // windows.
 434 TEST_F(WorkspaceWindowResizerTest, MAYBE_AttachedResize_BOTTOM_3) {
 435   UpdateDisplay("600x800");
 436   aura::Window* root = Shell::GetPrimaryRootWindow();
 437   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
 438
 439   window_->SetBounds(gfx::Rect( 300, 100, 300, 200));
 440   window2_->SetBounds(gfx::Rect(300, 300, 200, 150));
 441   window3_->SetBounds(gfx::Rect(300, 450, 200, 100));
 442   delegate2_.set_min_size(gfx::Size(50, 52));
 443   delegate3_.set_min_size(gfx::Size(50, 38));
 444
 445   std::vector<aura::Window*> windows;
 446   windows.push_back(window2_.get());
 447   windows.push_back(window3_.get());
 448   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 449       window_.get(), gfx::Point(), HTBOTTOM,
 450       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 451   ASSERT_TRUE(resizer.get());
 452   // Move it 100 down, which should expand w1 and push w2 and w3.
 453   resizer->Drag(CalculateDragPoint(*resizer, -10, 100), 0);
 454   EXPECT_EQ("300,100 300x300", window_->bounds().ToString());
 455   EXPECT_EQ("300,400 200x150", window2_->bounds().ToString());
 456   EXPECT_EQ("300,550 200x100", window3_->bounds().ToString());
 457
 458   // Move it 296 things should compress.
 459   resizer->Drag(CalculateDragPoint(*resizer, -10, 296), 0);
 460   EXPECT_EQ("300,100 300x496", window_->bounds().ToString());
 461   EXPECT_EQ("300,596 200x123", window2_->bounds().ToString());
 462   EXPECT_EQ("300,719 200x81", window3_->bounds().ToString());
 463
 464   // Move it so much everything ends up at its min.
 465   resizer->Drag(CalculateDragPoint(*resizer, 50, 798), 0);
 466   EXPECT_EQ("300,100 300x610", window_->bounds().ToString());
 467   EXPECT_EQ("300,710 200x52", window2_->bounds().ToString());
 468   EXPECT_EQ("300,762 200x38", window3_->bounds().ToString());
 469
 470   // Revert and make sure everything moves back.
 471   resizer->RevertDrag();
 472   EXPECT_EQ("300,100 300x200", window_->bounds().ToString());
 473   EXPECT_EQ("300,300 200x150", window2_->bounds().ToString());
 474   EXPECT_EQ("300,450 200x100", window3_->bounds().ToString());
 475 }
 476
 477 // Assertions around attached window resizing (collapsing and expanding) with
 478 // 3 windows.
 479 TEST_F(WorkspaceWindowResizerTest, AttachedResize_BOTTOM_3_Compress) {
 480   window_->SetBounds(gfx::Rect(  0,   0, 200, 200));
 481   window2_->SetBounds(gfx::Rect(10, 200, 200, 200));
 482   window3_->SetBounds(gfx::Rect(20, 400, 100, 100));
 483   delegate2_.set_min_size(gfx::Size(52, 50));
 484   delegate3_.set_min_size(gfx::Size(38, 50));
 485
 486   std::vector<aura::Window*> windows;
 487   windows.push_back(window2_.get());
 488   windows.push_back(window3_.get());
 489   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 490       window_.get(), gfx::Point(), HTBOTTOM,
 491       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 492   ASSERT_TRUE(resizer.get());
 493   // Move it 100 up, which should collapse w1 and expand w2 and w3.
 494   resizer->Drag(CalculateDragPoint(*resizer, -10, -100), 0);
 495   EXPECT_EQ("0,0 200x100", window_->bounds().ToString());
 496   EXPECT_EQ("10,100 200x266", window2_->bounds().ToString());
 497   EXPECT_EQ("20,366 100x134", window3_->bounds().ToString());
 498
 499   // Move it 100 down.
 500   resizer->Drag(CalculateDragPoint(*resizer, 10, 100), 0);
 501   EXPECT_EQ("0,0 200x300", window_->bounds().ToString());
 502   EXPECT_EQ("10,300 200x200", window2_->bounds().ToString());
 503   EXPECT_EQ("20,500 100x100", window3_->bounds().ToString());
 504
 505   // 100 up again.
 506   resizer->Drag(CalculateDragPoint(*resizer, -10, -100), 0);
 507   EXPECT_EQ("0,0 200x100", window_->bounds().ToString());
 508   EXPECT_EQ("10,100 200x266", window2_->bounds().ToString());
 509   EXPECT_EQ("20,366 100x134", window3_->bounds().ToString());
 510 }
 511
 512 // Tests that touch-dragging a window does not lock the mouse cursor
 513 // and therefore shows the cursor on a mousemove.
 514 TEST_F(WorkspaceWindowResizerTest, MouseMoveWithTouchDrag) {
 515   window_->SetBounds(gfx::Rect(0, 300, 400, 300));
 516   window2_->SetBounds(gfx::Rect(400, 200, 100, 200));
 517
 518   Shell* shell = Shell::GetInstance();
 519   aura::test::EventGenerator generator(window_->GetRootWindow());
 520
 521   // The cursor should not be locked initially.
 522   EXPECT_FALSE(shell->cursor_manager()->IsCursorLocked());
 523
 524   std::vector<aura::Window*> windows;
 525   windows.push_back(window2_.get());
 526   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 527       window_.get(), gfx::Point(), HTRIGHT,
 528       aura::client::WINDOW_MOVE_SOURCE_TOUCH, windows));
 529   ASSERT_TRUE(resizer.get());
 530
 531   // Creating a WorkspaceWindowResizer should not lock the cursor.
 532   EXPECT_FALSE(shell->cursor_manager()->IsCursorLocked());
 533
 534   // The cursor should be hidden after touching the screen and
 535   // starting a drag.
 536   EXPECT_TRUE(shell->cursor_manager()->IsCursorVisible());
 537   generator.PressTouch();
 538   resizer->Drag(CalculateDragPoint(*resizer, 100, 10), 0);
 539   EXPECT_FALSE(shell->cursor_manager()->IsCursorVisible());
 540   EXPECT_FALSE(shell->cursor_manager()->IsCursorLocked());
 541
 542   // Moving the mouse should show the cursor.
 543   generator.MoveMouseBy(1, 1);
 544   EXPECT_TRUE(shell->cursor_manager()->IsCursorVisible());
 545   EXPECT_FALSE(shell->cursor_manager()->IsCursorLocked());
 546
 547   resizer->RevertDrag();
 548 }
 549
 550 // Assertions around dragging to the left/right edge of the screen.
 551 TEST_F(WorkspaceWindowResizerTest, Edge) {
 552   if (!SupportsHostWindowResize())
 553     return;
 554
 555   // Resize host window to force insets update.
 556   UpdateDisplay("800x700");
 557   // TODO(varkha): Insets are reset after every drag because of
 558   // http://crbug.com/292238.
 559   // Window is wide enough not to get docked right away.
 560   window_->SetBounds(gfx::Rect(20, 30, 400, 60));
 561   wm::WindowState* window_state = wm::GetWindowState(window_.get());
 562
 563   {
 564     gfx::Rect expected_bounds_in_parent(
 565         wm::GetDefaultLeftSnappedWindowBoundsInParent(window_.get()));
 566
 567     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 568         window_.get(), gfx::Point(), HTCAPTION));
 569     ASSERT_TRUE(resizer.get());
 570     resizer->Drag(CalculateDragPoint(*resizer, 0, 10), 0);
 571     resizer->CompleteDrag();
 572
 573     EXPECT_EQ(expected_bounds_in_parent.ToString(),
 574               window_->bounds().ToString());
 575     ASSERT_TRUE(window_state->HasRestoreBounds());
 576     EXPECT_EQ("20,30 400x60",
 577               window_state->GetRestoreBoundsInScreen().ToString());
 578   }
 579   // Try the same with the right side.
 580   {
 581     gfx::Rect expected_bounds_in_parent(
 582         wm::GetDefaultRightSnappedWindowBoundsInParent(window_.get()));
 583
 584     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 585         window_.get(), gfx::Point(), HTCAPTION));
 586     ASSERT_TRUE(resizer.get());
 587     resizer->Drag(CalculateDragPoint(*resizer, 800, 10), 0);
 588     resizer->CompleteDrag();
 589     EXPECT_EQ(expected_bounds_in_parent.ToString(),
 590               window_->bounds().ToString());
 591     ASSERT_TRUE(window_state->HasRestoreBounds());
 592     EXPECT_EQ("20,30 400x60",
 593               window_state->GetRestoreBoundsInScreen().ToString());
 594   }
 595
 596   // Test if the restore bounds is correct in multiple displays.
 597   if (!SupportsMultipleDisplays())
 598     return;
 599
 600   // Restore the window to clear snapped state.
 601   window_state->Restore();
 602
 603   UpdateDisplay("800x600,500x600");
 604   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 605   EXPECT_EQ(root_windows[0], window_->GetRootWindow());
 606   // Window is wide enough not to get docked right away.
 607   window_->SetBoundsInScreen(gfx::Rect(800, 10, 400, 60),
 608                              ScreenUtil::GetSecondaryDisplay());
 609   EXPECT_EQ(root_windows[1], window_->GetRootWindow());
 610   {
 611     EXPECT_EQ("800,10 400x60", window_->GetBoundsInScreen().ToString());
 612
 613     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 614         window_.get(), gfx::Point(), HTCAPTION));
 615     ASSERT_TRUE(resizer.get());
 616     resizer->Drag(CalculateDragPoint(*resizer, 499, 0), 0);
 617     int bottom =
 618         ScreenUtil::GetDisplayWorkAreaBoundsInParent(window_.get()).bottom();
 619     resizer->CompleteDrag();
 620     // With the resolution of 500x600 we will hit in this case the 50% screen
 621     // size setting.
 622     // TODO(varkha): Insets are updated because of http://crbug.com/292238
 623     EXPECT_EQ("250,0 250x" + base::IntToString(bottom),
 624               window_->bounds().ToString());
 625     EXPECT_EQ("800,10 400x60",
 626               window_state->GetRestoreBoundsInScreen().ToString());
 627   }
 628 }
 629
 630 // Check that non resizable windows will not get resized.
 631 TEST_F(WorkspaceWindowResizerTest, NonResizableWindows) {
 632   window_->SetBounds(gfx::Rect(20, 30, 50, 60));
 633   window_->SetProperty(aura::client::kCanResizeKey, false);
 634
 635   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 636       window_.get(), gfx::Point(), HTCAPTION));
 637   ASSERT_TRUE(resizer.get());
 638   resizer->Drag(CalculateDragPoint(*resizer, -20, 0), 0);
 639   resizer->CompleteDrag();
 640   EXPECT_EQ("0,30 50x60", window_->bounds().ToString());
 641 }
 642
 643 TEST_F(WorkspaceWindowResizerTest, CancelSnapPhantom) {
 644   if (!SupportsMultipleDisplays())
 645     return;
 646
 647   UpdateDisplay("800x600,800x600");
 648   aura::Window::Windows root_windows = Shell::GetAllRootWindows();
 649   ASSERT_EQ(2U, root_windows.size());
 650
 651   window_->SetBoundsInScreen(gfx::Rect(0, 0, 50, 60),
 652                              Shell::GetScreen()->GetPrimaryDisplay());
 653   EXPECT_EQ(root_windows[0], window_->GetRootWindow());
 654   EXPECT_FLOAT_EQ(1.0f, window_->layer()->opacity());
 655   {
 656     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 657         window_.get(), gfx::Point(), HTCAPTION));
 658     ASSERT_TRUE(resizer.get());
 659     EXPECT_FALSE(snap_phantom_window_controller());
 660
 661     // The pointer is on the edge but not shared. The snap phantom window
 662     // controller should be non-NULL.
 663     resizer->Drag(CalculateDragPoint(*resizer, 799, 0), 0);
 664     EXPECT_TRUE(snap_phantom_window_controller());
 665
 666     // Move the cursor across the edge. Now the snap phantom window controller
 667     // should be canceled.
 668     resizer->Drag(CalculateDragPoint(*resizer, 800, 0), 0);
 669     EXPECT_FALSE(snap_phantom_window_controller());
 670   }
 671 }
 672
 673 // Verifies that dragging a snapped window unsnaps it.
 674 TEST_F(WorkspaceWindowResizerTest, DragSnapped) {
 675   wm::WindowState* window_state = ash::wm::GetWindowState(window_.get());
 676
 677   const gfx::Rect kInitialBounds(100, 100, 100, 100);
 678   window_->SetBounds(kInitialBounds);
 679   window_->Show();
 680   const wm::WMEvent snap_event(wm::WM_EVENT_SNAP_LEFT);
 681   window_state->OnWMEvent(&snap_event);
 682   EXPECT_EQ(wm::WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
 683   gfx::Rect snapped_bounds = window_->bounds();
 684   EXPECT_NE(snapped_bounds.ToString(), kInitialBounds.ToString());
 685   EXPECT_EQ(window_state->GetRestoreBoundsInParent().ToString(),
 686             kInitialBounds.ToString());
 687
 688   // Dragging a side snapped window should unsnap it.
 689   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 690       window_.get(), gfx::Point(), HTCAPTION));
 691   resizer->Drag(CalculateDragPoint(*resizer, 10, 0), 0);
 692   resizer->CompleteDrag();
 693   EXPECT_EQ(wm::WINDOW_STATE_TYPE_NORMAL, window_state->GetStateType());
 694   EXPECT_EQ("10,0 100x100", window_->bounds().ToString());
 695   EXPECT_FALSE(window_state->HasRestoreBounds());
 696 }
 697
 698 // Verifies the behavior of resizing a side snapped window.
 699 TEST_F(WorkspaceWindowResizerTest, ResizeSnapped) {
 700   wm::WindowState* window_state = ash::wm::GetWindowState(window_.get());
 701
 702   const gfx::Rect kInitialBounds(100, 100, 100, 100);
 703   window_->SetBounds(kInitialBounds);
 704   window_->Show();
 705
 706   const wm::WMEvent snap_event(wm::WM_EVENT_SNAP_LEFT);
 707   window_state->OnWMEvent(&snap_event);
 708   EXPECT_EQ(wm::WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
 709   gfx::Rect snapped_bounds = window_->bounds();
 710   EXPECT_NE(snapped_bounds.ToString(), kInitialBounds.ToString());
 711   EXPECT_EQ(window_state->GetRestoreBoundsInParent().ToString(),
 712             kInitialBounds.ToString());
 713
 714   {
 715     // 1) Resizing a side snapped window to make it wider should not unsnap the
 716     // window.
 717     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 718         window_.get(), gfx::Point(), HTRIGHT));
 719     resizer->Drag(CalculateDragPoint(*resizer, 10, 0), 0);
 720     resizer->CompleteDrag();
 721     EXPECT_EQ(wm::WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
 722     snapped_bounds.Inset(0, 0, -10, 0);
 723     EXPECT_EQ(snapped_bounds.ToString(), window_->bounds().ToString());
 724     EXPECT_EQ(window_state->GetRestoreBoundsInParent().ToString(),
 725               kInitialBounds.ToString());
 726   }
 727
 728   {
 729     // 2) Resizing a side snapped window vertically and then undoing the change
 730     // should not unsnap.
 731     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 732         window_.get(), gfx::Point(), HTBOTTOM));
 733     resizer->Drag(CalculateDragPoint(*resizer, 0, -30), 0);
 734     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
 735     resizer->CompleteDrag();
 736     EXPECT_EQ(wm::WINDOW_STATE_TYPE_LEFT_SNAPPED, window_state->GetStateType());
 737     EXPECT_EQ(snapped_bounds.ToString(), window_->bounds().ToString());
 738     EXPECT_EQ(window_state->GetRestoreBoundsInParent().ToString(),
 739               kInitialBounds.ToString());
 740   }
 741
 742   {
 743     // 3) Resizing a side snapped window vertically and then not undoing the
 744     // change should unsnap.
 745     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 746         window_.get(), gfx::Point(), HTBOTTOM));
 747     resizer->Drag(CalculateDragPoint(*resizer, 0, -10), 0);
 748     resizer->CompleteDrag();
 749     EXPECT_EQ(wm::WINDOW_STATE_TYPE_NORMAL, window_state->GetStateType());
 750     gfx::Rect expected_bounds(snapped_bounds);
 751     expected_bounds.Inset(0, 0, 0, 10);
 752     EXPECT_EQ(expected_bounds.ToString(), window_->bounds().ToString());
 753     EXPECT_FALSE(window_state->HasRestoreBounds());
 754   }
 755 }
 756
 757 // Verifies windows are correctly restacked when reordering multiple windows.
 758 TEST_F(WorkspaceWindowResizerTest, RestackAttached) {
 759   window_->SetBounds(gfx::Rect(   0, 0, 200, 300));
 760   window2_->SetBounds(gfx::Rect(200, 0, 100, 200));
 761   window3_->SetBounds(gfx::Rect(300, 0, 100, 100));
 762
 763   {
 764     std::vector<aura::Window*> windows;
 765     windows.push_back(window2_.get());
 766     scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 767         window_.get(), gfx::Point(), HTRIGHT,
 768         aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 769     ASSERT_TRUE(resizer.get());
 770     // Move it 100 to the right, which should expand w1 and push w2 and w3.
 771     resizer->Drag(CalculateDragPoint(*resizer, 100, -10), 0);
 772
 773     // 2 should be topmost since it's initially the highest in the stack.
 774     EXPECT_EQ("2 1 3", WindowOrderAsString(window_->parent()));
 775   }
 776
 777   {
 778     std::vector<aura::Window*> windows;
 779     windows.push_back(window3_.get());
 780     scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
 781         window2_.get(), gfx::Point(), HTRIGHT,
 782         aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
 783     ASSERT_TRUE(resizer.get());
 784     // Move it 100 to the right, which should expand w1 and push w2 and w3.
 785     resizer->Drag(CalculateDragPoint(*resizer, 100, -10), 0);
 786
 787     // 2 should be topmost since it's initially the highest in the stack.
 788     EXPECT_EQ("2 3 1", WindowOrderAsString(window_->parent()));
 789   }
 790 }
 791
 792 // Makes sure we don't allow dragging below the work area.
 793 TEST_F(WorkspaceWindowResizerTest, DontDragOffBottom) {
 794   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 795       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 10, 0));
 796
 797   ASSERT_EQ(1, Shell::GetScreen()->GetNumDisplays());
 798
 799   window_->SetBounds(gfx::Rect(100, 200, 300, 400));
 800   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 801       window_.get(), gfx::Point(), HTCAPTION));
 802   ASSERT_TRUE(resizer.get());
 803   resizer->Drag(CalculateDragPoint(*resizer, 0, 600), 0);
 804   int expected_y =
 805       kRootHeight - WorkspaceWindowResizer::kMinOnscreenHeight - 10;
 806   EXPECT_EQ("100," + base::IntToString(expected_y) + " 300x400",
 807             window_->bounds().ToString());
 808 }
 809
 810 // Makes sure we don't allow dragging on the work area with multidisplay.
 811 TEST_F(WorkspaceWindowResizerTest, DontDragOffBottomWithMultiDisplay) {
 812   if (!SupportsMultipleDisplays())
 813     return;
 814
 815   UpdateDisplay("800x600,800x600");
 816   ASSERT_EQ(2, Shell::GetScreen()->GetNumDisplays());
 817
 818   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 819       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 10, 0));
 820
 821   // Positions the secondary display at the bottom the primary display.
 822   Shell::GetInstance()->display_manager()->SetLayoutForCurrentDisplays(
 823       ash::DisplayLayout(ash::DisplayLayout::BOTTOM, 0));
 824
 825   {
 826     window_->SetBounds(gfx::Rect(100, 200, 300, 20));
 827     DCHECK_LT(window_->bounds().height(),
 828               WorkspaceWindowResizer::kMinOnscreenHeight);
 829     // Drag down avoiding dragging along the edge as that would side-snap.
 830     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 831         window_.get(), gfx::Point(10, 0), HTCAPTION));
 832     ASSERT_TRUE(resizer.get());
 833     resizer->Drag(CalculateDragPoint(*resizer, 0, 400), 0);
 834     int expected_y = kRootHeight - window_->bounds().height() - 10;
 835     // When the mouse cursor is in the primary display, the window cannot move
 836     // on non-work area but can get all the way towards the bottom,
 837     // restricted only by the window height.
 838     EXPECT_EQ("100," + base::IntToString(expected_y) + " 300x20",
 839               window_->bounds().ToString());
 840     // Revert the drag in order to not remember the restore bounds.
 841     resizer->RevertDrag();
 842   }
 843
 844   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 845       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 10, 0));
 846   {
 847     window_->SetBounds(gfx::Rect(100, 200, 300, 400));
 848     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 849         window_.get(), gfx::Point(10, 0), HTCAPTION));
 850     ASSERT_TRUE(resizer.get());
 851     // Drag down avoiding dragging along the edge as that would side-snap.
 852     resizer->Drag(CalculateDragPoint(*resizer, 0, 400), 0);
 853     int expected_y =
 854         kRootHeight - WorkspaceWindowResizer::kMinOnscreenHeight - 10;
 855     // When the mouse cursor is in the primary display, the window cannot move
 856     // on non-work area with kMinOnscreenHeight margin.
 857     EXPECT_EQ("100," + base::IntToString(expected_y) + " 300x400",
 858               window_->bounds().ToString());
 859     resizer->CompleteDrag();
 860   }
 861
 862   {
 863     window_->SetBounds(gfx::Rect(100, 200, 300, 400));
 864     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 865         window_.get(), window_->bounds().origin(), HTCAPTION));
 866     ASSERT_TRUE(resizer.get());
 867     // Drag down avoiding getting stuck against the shelf on the bottom screen.
 868     resizer->Drag(CalculateDragPoint(*resizer, 0, 500), 0);
 869     // The window can move to the secondary display beyond non-work area of
 870     // the primary display.
 871     EXPECT_EQ("100,700 300x400", window_->bounds().ToString());
 872     resizer->CompleteDrag();
 873   }
 874 }
 875
 876 // Makes sure we don't allow dragging off the top of the work area.
 877 TEST_F(WorkspaceWindowResizerTest, DontDragOffTop) {
 878   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 879       Shell::GetPrimaryRootWindow(), gfx::Insets(10, 0, 0, 0));
 880
 881   window_->SetBounds(gfx::Rect(100, 200, 300, 400));
 882   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 883       window_.get(), gfx::Point(), HTCAPTION));
 884   ASSERT_TRUE(resizer.get());
 885   resizer->Drag(CalculateDragPoint(*resizer, 0, -600), 0);
 886   EXPECT_EQ("100,10 300x400", window_->bounds().ToString());
 887 }
 888
 889 TEST_F(WorkspaceWindowResizerTest, ResizeBottomOutsideWorkArea) {
 890   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 891       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 892
 893   window_->SetBounds(gfx::Rect(100, 200, 300, 380));
 894   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 895       window_.get(), gfx::Point(), HTTOP));
 896   ASSERT_TRUE(resizer.get());
 897   resizer->Drag(CalculateDragPoint(*resizer, 8, 0), 0);
 898   EXPECT_EQ("100,200 300x380", window_->bounds().ToString());
 899 }
 900
 901 TEST_F(WorkspaceWindowResizerTest, ResizeWindowOutsideLeftWorkArea) {
 902   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 903       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 904   int left = ScreenUtil::GetDisplayWorkAreaBoundsInParent(window_.get()).x();
 905   int pixels_to_left_border = 50;
 906   int window_width = 300;
 907   int window_x = left - window_width + pixels_to_left_border;
 908   window_->SetBounds(gfx::Rect(window_x, 100, window_width, 380));
 909   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 910       window_.get(), gfx::Point(pixels_to_left_border, 0), HTRIGHT));
 911   ASSERT_TRUE(resizer.get());
 912   resizer->Drag(CalculateDragPoint(*resizer, -window_width, 0), 0);
 913   EXPECT_EQ(base::IntToString(window_x) + ",100 " +
 914             base::IntToString(kMinimumOnScreenArea - window_x) +
 915             "x380", window_->bounds().ToString());
 916 }
 917
 918 TEST_F(WorkspaceWindowResizerTest, ResizeWindowOutsideRightWorkArea) {
 919   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 920       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 921   int right = ScreenUtil::GetDisplayWorkAreaBoundsInParent(
 922       window_.get()).right();
 923   int pixels_to_right_border = 50;
 924   int window_width = 300;
 925   int window_x = right - pixels_to_right_border;
 926   window_->SetBounds(gfx::Rect(window_x, 100, window_width, 380));
 927   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 928       window_.get(), gfx::Point(window_x, 0), HTLEFT));
 929   ASSERT_TRUE(resizer.get());
 930   resizer->Drag(CalculateDragPoint(*resizer, window_width, 0), 0);
 931   EXPECT_EQ(base::IntToString(right - kMinimumOnScreenArea) +
 932             ",100 " +
 933             base::IntToString(window_width - pixels_to_right_border +
 934                               kMinimumOnScreenArea) +
 935             "x380", window_->bounds().ToString());
 936 }
 937
 938 TEST_F(WorkspaceWindowResizerTest, ResizeWindowOutsideBottomWorkArea) {
 939   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 940       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 941   int bottom = ScreenUtil::GetDisplayWorkAreaBoundsInParent(
 942       window_.get()).bottom();
 943   int delta_to_bottom = 50;
 944   int height = 380;
 945   window_->SetBounds(gfx::Rect(100, bottom - delta_to_bottom, 300, height));
 946   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 947       window_.get(), gfx::Point(0, bottom - delta_to_bottom), HTTOP));
 948   ASSERT_TRUE(resizer.get());
 949   resizer->Drag(CalculateDragPoint(*resizer, 0, bottom), 0);
 950   EXPECT_EQ("100," +
 951             base::IntToString(bottom - kMinimumOnScreenArea) +
 952             " 300x" +
 953             base::IntToString(height - (delta_to_bottom -
 954                                         kMinimumOnScreenArea)),
 955             window_->bounds().ToString());
 956 }
 957
 958 // Verifies that 'outside' check of the resizer take into account the extended
 959 // desktop in case of repositions.
 960 TEST_F(WorkspaceWindowResizerTest, DragWindowOutsideRightToSecondaryDisplay) {
 961   // Only primary display.  Changes the window position to fit within the
 962   // display.
 963   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 964       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 965   int right = ScreenUtil::GetDisplayWorkAreaBoundsInParent(
 966       window_.get()).right();
 967   int pixels_to_right_border = 50;
 968   int window_width = 300;
 969   int window_x = right - pixels_to_right_border;
 970   window_->SetBounds(gfx::Rect(window_x, 100, window_width, 380));
 971   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
 972       window_.get(), gfx::Point(window_x, 0), HTCAPTION));
 973   ASSERT_TRUE(resizer.get());
 974   resizer->Drag(CalculateDragPoint(*resizer, window_width, 0), 0);
 975   EXPECT_EQ(base::IntToString(right - kMinimumOnScreenArea) +
 976             ",100 " +
 977             base::IntToString(window_width) +
 978             "x380", window_->bounds().ToString());
 979
 980   if (!SupportsMultipleDisplays())
 981     return;
 982
 983   // With secondary display.  Operation itself is same but doesn't change
 984   // the position because the window is still within the secondary display.
 985   UpdateDisplay("1000x600,600x400");
 986   Shell::GetInstance()->SetDisplayWorkAreaInsets(
 987       Shell::GetPrimaryRootWindow(), gfx::Insets(0, 0, 50, 0));
 988   window_->SetBounds(gfx::Rect(window_x, 100, window_width, 380));
 989   resizer->Drag(CalculateDragPoint(*resizer, window_width, 0), 0);
 990   EXPECT_EQ(base::IntToString(window_x + window_width) +
 991             ",100 " +
 992             base::IntToString(window_width) +
 993             "x380", window_->bounds().ToString());
 994 }
 995
 996 // Verifies snapping to edges works.
 997 TEST_F(WorkspaceWindowResizerTest, SnapToEdge) {
 998   Shell::GetPrimaryRootWindowController()->GetShelfLayoutManager()->
 999       SetAutoHideBehavior(SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS);
1000   window_->SetBounds(gfx::Rect(96, 112, 320, 160));
1001   // Click 50px to the right so that the mouse pointer does not leave the
1002   // workspace ensuring sticky behavior.
1003   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1004       window_.get(),
1005       window_->bounds().origin() + gfx::Vector2d(50, 0),
1006       HTCAPTION));
1007   ASSERT_TRUE(resizer.get());
1008   // Move to an x-coordinate of 15, which should not snap.
1009   resizer->Drag(CalculateDragPoint(*resizer, 15 - 96, 0), 0);
1010   // An x-coordinate of 7 should snap.
1011   resizer->Drag(CalculateDragPoint(*resizer, 7 - 96, 0), 0);
1012   EXPECT_EQ("0,112 320x160", window_->bounds().ToString());
1013   // Move to -15, should still snap to 0.
1014   resizer->Drag(CalculateDragPoint(*resizer, -15 - 96, 0), 0);
1015   EXPECT_EQ("0,112 320x160", window_->bounds().ToString());
1016   // At -32 should move past snap points.
1017   resizer->Drag(CalculateDragPoint(*resizer, -32 - 96, 0), 0);
1018   EXPECT_EQ("-32,112 320x160", window_->bounds().ToString());
1019   resizer->Drag(CalculateDragPoint(*resizer, -33 - 96, 0), 0);
1020   EXPECT_EQ("-33,112 320x160", window_->bounds().ToString());
1021
1022   // Right side should similarly snap.
1023   resizer->Drag(CalculateDragPoint(*resizer, 800 - 320 - 96 - 15, 0), 0);
1024   EXPECT_EQ("465,112 320x160", window_->bounds().ToString());
1025   resizer->Drag(CalculateDragPoint(*resizer, 800 - 320 - 96 - 7, 0), 0);
1026   EXPECT_EQ("480,112 320x160", window_->bounds().ToString());
1027   resizer->Drag(CalculateDragPoint(*resizer, 800 - 320 - 96 + 15, 0), 0);
1028   EXPECT_EQ("480,112 320x160", window_->bounds().ToString());
1029   resizer->Drag(CalculateDragPoint(*resizer, 800 - 320 - 96 + 32, 0), 0);
1030   EXPECT_EQ("512,112 320x160", window_->bounds().ToString());
1031   resizer->Drag(CalculateDragPoint(*resizer, 800 - 320 - 96 + 33, 0), 0);
1032   EXPECT_EQ("513,112 320x160", window_->bounds().ToString());
1033
1034   // And the bottom should snap too.
1035   resizer->Drag(CalculateDragPoint(*resizer, 0, 600 - 160 - 112 - 3 - 7), 0);
1036   EXPECT_EQ("96,437 320x160", window_->bounds().ToString());
1037   resizer->Drag(CalculateDragPoint(*resizer, 0, 600 - 160 - 112 - 3 + 15), 0);
1038   EXPECT_EQ("96,437 320x160", window_->bounds().ToString());
1039   resizer->Drag(CalculateDragPoint(*resizer, 0, 600 - 160 - 112 - 2 + 32), 0);
1040   EXPECT_EQ("96,470 320x160", window_->bounds().ToString());
1041   resizer->Drag(CalculateDragPoint(*resizer, 0, 600 - 160 - 112 - 2 + 33), 0);
1042   EXPECT_EQ("96,471 320x160", window_->bounds().ToString());
1043
1044   // And the top should snap too.
1045   resizer->Drag(CalculateDragPoint(*resizer, 0, -112 + 20), 0);
1046   EXPECT_EQ("96,20 320x160", window_->bounds().ToString());
1047   resizer->Drag(CalculateDragPoint(*resizer, 0, -112 + 7), 0);
1048   EXPECT_EQ("96,0 320x160", window_->bounds().ToString());
1049
1050   // And bottom/left should snap too.
1051   resizer->Drag(
1052       CalculateDragPoint(*resizer, 7 - 96, 600 - 160 - 112 - 3 - 7), 0);
1053   EXPECT_EQ("0,437 320x160", window_->bounds().ToString());
1054   resizer->Drag(
1055       CalculateDragPoint(*resizer, -15 - 96, 600 - 160 - 112 - 3 + 15), 0);
1056   EXPECT_EQ("0,437 320x160", window_->bounds().ToString());
1057   // should move past snap points.
1058   resizer->Drag(
1059       CalculateDragPoint(*resizer, -32 - 96, 600 - 160 - 112 - 2 + 32), 0);
1060   EXPECT_EQ("-32,470 320x160", window_->bounds().ToString());
1061   resizer->Drag(
1062       CalculateDragPoint(*resizer, -33 - 96, 600 - 160 - 112 - 2 + 33), 0);
1063   EXPECT_EQ("-33,471 320x160", window_->bounds().ToString());
1064
1065   // No need to test dragging < 0 as we force that to 0.
1066 }
1067
1068 // Verifies a resize snap when dragging TOPLEFT.
1069 TEST_F(WorkspaceWindowResizerTest, SnapToWorkArea_TOPLEFT) {
1070   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1071   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1072       window_.get(), gfx::Point(), HTTOPLEFT));
1073   ASSERT_TRUE(resizer.get());
1074   resizer->Drag(CalculateDragPoint(*resizer, -98, -199), 0);
1075   EXPECT_EQ("0,0 120x230", window_->bounds().ToString());
1076 }
1077
1078 // Verifies a resize snap when dragging TOPRIGHT.
1079 TEST_F(WorkspaceWindowResizerTest, SnapToWorkArea_TOPRIGHT) {
1080   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1081   gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(
1082                           window_.get()));
1083   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1084       window_.get(), gfx::Point(), HTTOPRIGHT));
1085   ASSERT_TRUE(resizer.get());
1086   resizer->Drag(
1087       CalculateDragPoint(*resizer, work_area.right() - 120 - 1, -199), 0);
1088   EXPECT_EQ(100, window_->bounds().x());
1089   EXPECT_EQ(work_area.y(), window_->bounds().y());
1090   EXPECT_EQ(work_area.right() - 100, window_->bounds().width());
1091   EXPECT_EQ(230, window_->bounds().height());
1092 }
1093
1094 // Verifies a resize snap when dragging BOTTOMRIGHT.
1095 TEST_F(WorkspaceWindowResizerTest, SnapToWorkArea_BOTTOMRIGHT) {
1096   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1097   gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(
1098                           window_.get()));
1099   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1100       window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1101   ASSERT_TRUE(resizer.get());
1102   resizer->Drag(
1103       CalculateDragPoint(*resizer, work_area.right() - 120 - 1,
1104                          work_area.bottom() - 220 - 2), 0);
1105   EXPECT_EQ(100, window_->bounds().x());
1106   EXPECT_EQ(200, window_->bounds().y());
1107   EXPECT_EQ(work_area.right() - 100, window_->bounds().width());
1108   EXPECT_EQ(work_area.bottom() - 200, window_->bounds().height());
1109 }
1110
1111 // Verifies a resize snap when dragging BOTTOMLEFT.
1112 TEST_F(WorkspaceWindowResizerTest, SnapToWorkArea_BOTTOMLEFT) {
1113   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1114   gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(
1115                           window_.get()));
1116   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1117       window_.get(), gfx::Point(), HTBOTTOMLEFT));
1118   ASSERT_TRUE(resizer.get());
1119   resizer->Drag(
1120       CalculateDragPoint(*resizer, -98, work_area.bottom() - 220 - 2), 0);
1121   EXPECT_EQ(0, window_->bounds().x());
1122   EXPECT_EQ(200, window_->bounds().y());
1123   EXPECT_EQ(120, window_->bounds().width());
1124   EXPECT_EQ(work_area.bottom() - 200, window_->bounds().height());
1125 }
1126
1127 // Verifies window sticks to both window and work area.
1128 TEST_F(WorkspaceWindowResizerTest, StickToBothEdgeAndWindow) {
1129   window_->SetBounds(gfx::Rect(10, 10, 20, 50));
1130   window_->Show();
1131   window2_->SetBounds(gfx::Rect(150, 160, 25, 1000));
1132   window2_->Show();
1133
1134   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1135       window_.get(), gfx::Point(10, 10), HTCAPTION));
1136   ASSERT_TRUE(resizer.get());
1137
1138   // Move |window| one pixel to the left of |window2|. Should snap to right.
1139   resizer->Drag(CalculateDragPoint(*resizer, 119, 145), 0);
1140   gfx::Rect expected(130, 160, 20, 50);
1141   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1142
1143   gfx::Rect work_area(ScreenUtil::GetDisplayWorkAreaBoundsInParent(
1144                           window_.get()));
1145
1146   // The initial y position of |window_|.
1147   int initial_y = 10;
1148   // The drag position where the window is exactly attached to the bottom.
1149   int attach_y = work_area.bottom() - window_->bounds().height() - initial_y;
1150
1151   // Dragging 10px above should not attach to the bottom.
1152   resizer->Drag(CalculateDragPoint(*resizer, 119, attach_y - 10), 0);
1153   expected.set_y(attach_y + initial_y - 10);
1154   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1155
1156   // Stick to the work area.
1157   resizer->Drag(CalculateDragPoint(*resizer, 119, attach_y - 1), 0);
1158   expected.set_y(attach_y + initial_y);
1159   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1160
1161   resizer->Drag(CalculateDragPoint(*resizer, 119, attach_y), 0);
1162   expected.set_y(attach_y + initial_y);
1163   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1164
1165   resizer->Drag(CalculateDragPoint(*resizer, 119, attach_y + 1), 0);
1166   expected.set_y(attach_y + initial_y);
1167   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1168
1169   // Moving down further should move the window.
1170   resizer->Drag(CalculateDragPoint(*resizer, 119, attach_y + 18), 0);
1171   expected.set_y(attach_y + initial_y + 18);
1172   EXPECT_EQ(expected.ToString(), window_->bounds().ToString());
1173 }
1174
1175 TEST_F(WorkspaceWindowResizerTest, CtrlDragResizeToExactPosition) {
1176   window_->SetBounds(gfx::Rect(96, 112, 320, 160));
1177   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1178       window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1179   ASSERT_TRUE(resizer.get());
1180   // Resize the right bottom to add 10 in width, 12 in height.
1181   resizer->Drag(CalculateDragPoint(*resizer, 10, 12), ui::EF_CONTROL_DOWN);
1182   // Both bottom and right sides to resize to exact size requested.
1183   EXPECT_EQ("96,112 330x172", window_->bounds().ToString());
1184 }
1185
1186 // Verifies that a dragged window will restore to its pre-maximized size.
1187 TEST_F(WorkspaceWindowResizerTest, RestoreToPreMaximizeCoordinates) {
1188   window_->SetBounds(gfx::Rect(0, 0, 1000, 1000));
1189   wm::WindowState* window_state = wm::GetWindowState(window_.get());
1190   window_state->SetRestoreBoundsInScreen(gfx::Rect(96, 112, 320, 160));
1191   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1192       window_.get(), gfx::Point(), HTCAPTION));
1193   ASSERT_TRUE(resizer.get());
1194   // Drag the window to new position by adding (10, 10) to original point,
1195   // the window should get restored.
1196   resizer->Drag(CalculateDragPoint(*resizer, 10, 10), 0);
1197   resizer->CompleteDrag();
1198   EXPECT_EQ("10,10 320x160", window_->bounds().ToString());
1199   // The restore rectangle should get cleared as well.
1200   EXPECT_FALSE(window_state->HasRestoreBounds());
1201 }
1202
1203 // Verifies that a dragged window will restore to its pre-maximized size.
1204 TEST_F(WorkspaceWindowResizerTest, RevertResizeOperation) {
1205   const gfx::Rect initial_bounds(0, 0, 200, 400);
1206   window_->SetBounds(initial_bounds);
1207
1208   wm::WindowState* window_state = wm::GetWindowState(window_.get());
1209   window_state->SetRestoreBoundsInScreen(gfx::Rect(96, 112, 320, 160));
1210   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1211       window_.get(), gfx::Point(), HTCAPTION));
1212   ASSERT_TRUE(resizer.get());
1213   // Drag the window to new poistion by adding (180, 16) to original point,
1214   // the window should get restored.
1215   resizer->Drag(CalculateDragPoint(*resizer, 180, 16), 0);
1216   resizer->RevertDrag();
1217   EXPECT_EQ(initial_bounds.ToString(), window_->bounds().ToString());
1218   EXPECT_EQ("96,112 320x160",
1219             window_state->GetRestoreBoundsInScreen().ToString());
1220 }
1221
1222 // Check that only usable sizes get returned by the resizer.
1223 TEST_F(WorkspaceWindowResizerTest, MagneticallyAttach) {
1224   window_->SetBounds(gfx::Rect(10, 10, 20, 30));
1225   window2_->SetBounds(gfx::Rect(150, 160, 25, 20));
1226   window2_->Show();
1227
1228   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1229       window_.get(), gfx::Point(), HTCAPTION));
1230   ASSERT_TRUE(resizer.get());
1231   // Move |window| one pixel to the left of |window2|. Should snap to right and
1232   // top.
1233   resizer->Drag(CalculateDragPoint(*resizer, 119, 145), 0);
1234   EXPECT_EQ("130,160 20x30", window_->bounds().ToString());
1235
1236   // Move |window| one pixel to the right of |window2|. Should snap to left and
1237   // top.
1238   resizer->Drag(CalculateDragPoint(*resizer, 164, 145), 0);
1239   EXPECT_EQ("175,160 20x30", window_->bounds().ToString());
1240
1241   // Move |window| one pixel above |window2|. Should snap to top and left.
1242   resizer->Drag(CalculateDragPoint(*resizer, 142, 119), 0);
1243   EXPECT_EQ("150,130 20x30", window_->bounds().ToString());
1244
1245   // Move |window| one pixel above the bottom of |window2|. Should snap to
1246   // bottom and left.
1247   resizer->Drag(CalculateDragPoint(*resizer, 142, 169), 0);
1248   EXPECT_EQ("150,180 20x30", window_->bounds().ToString());
1249 }
1250
1251 // The following variants verify magnetic snapping during resize when dragging a
1252 // particular edge.
1253 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_TOP) {
1254   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1255   window2_->SetBounds(gfx::Rect(99, 179, 10, 20));
1256   window2_->Show();
1257
1258   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1259       window_.get(), gfx::Point(), HTTOP));
1260   ASSERT_TRUE(resizer.get());
1261   resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1262   EXPECT_EQ("100,199 20x31", window_->bounds().ToString());
1263 }
1264
1265 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_TOPLEFT) {
1266   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1267   window2_->SetBounds(gfx::Rect(99, 179, 10, 20));
1268   window2_->Show();
1269
1270   {
1271     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1272         window_.get(), gfx::Point(), HTTOPLEFT));
1273     ASSERT_TRUE(resizer.get());
1274     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1275     EXPECT_EQ("99,199 21x31", window_->bounds().ToString());
1276     resizer->RevertDrag();
1277   }
1278
1279   {
1280     window2_->SetBounds(gfx::Rect(88, 201, 10, 20));
1281     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1282         window_.get(), gfx::Point(), HTTOPLEFT));
1283     ASSERT_TRUE(resizer.get());
1284     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1285     EXPECT_EQ("98,201 22x29", window_->bounds().ToString());
1286     resizer->RevertDrag();
1287   }
1288 }
1289
1290 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_TOPRIGHT) {
1291   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1292   window2_->Show();
1293
1294   {
1295     window2_->SetBounds(gfx::Rect(111, 179, 10, 20));
1296     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1297         window_.get(), gfx::Point(), HTTOPRIGHT));
1298     ASSERT_TRUE(resizer.get());
1299     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1300     EXPECT_EQ("100,199 21x31", window_->bounds().ToString());
1301     resizer->RevertDrag();
1302   }
1303
1304   {
1305     window2_->SetBounds(gfx::Rect(121, 199, 10, 20));
1306     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1307         window_.get(), gfx::Point(), HTTOPRIGHT));
1308     ASSERT_TRUE(resizer.get());
1309     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1310     EXPECT_EQ("100,199 21x31", window_->bounds().ToString());
1311     resizer->RevertDrag();
1312   }
1313 }
1314
1315 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_RIGHT) {
1316   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1317   window2_->SetBounds(gfx::Rect(121, 199, 10, 20));
1318   window2_->Show();
1319
1320   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1321       window_.get(), gfx::Point(), HTRIGHT));
1322   ASSERT_TRUE(resizer.get());
1323   resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1324   EXPECT_EQ("100,200 21x30", window_->bounds().ToString());
1325 }
1326
1327 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_BOTTOMRIGHT) {
1328   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1329   window2_->Show();
1330
1331   {
1332     window2_->SetBounds(gfx::Rect(122, 212, 10, 20));
1333     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1334         window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1335     ASSERT_TRUE(resizer.get());
1336     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1337     EXPECT_EQ("100,200 22x32", window_->bounds().ToString());
1338     resizer->RevertDrag();
1339   }
1340
1341   {
1342     window2_->SetBounds(gfx::Rect(111, 233, 10, 20));
1343     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1344         window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1345     ASSERT_TRUE(resizer.get());
1346     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1347     EXPECT_EQ("100,200 21x33", window_->bounds().ToString());
1348     resizer->RevertDrag();
1349   }
1350 }
1351
1352 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_BOTTOM) {
1353   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1354   window2_->SetBounds(gfx::Rect(111, 233, 10, 20));
1355   window2_->Show();
1356
1357   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1358       window_.get(), gfx::Point(), HTBOTTOM));
1359   ASSERT_TRUE(resizer.get());
1360   resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1361   EXPECT_EQ("100,200 20x33", window_->bounds().ToString());
1362 }
1363
1364 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_BOTTOMLEFT) {
1365   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1366   window2_->Show();
1367
1368   {
1369     window2_->SetBounds(gfx::Rect(99, 231, 10, 20));
1370     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1371         window_.get(), gfx::Point(), HTBOTTOMLEFT));
1372     ASSERT_TRUE(resizer.get());
1373     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1374     EXPECT_EQ("99,200 21x31", window_->bounds().ToString());
1375     resizer->RevertDrag();
1376   }
1377
1378   {
1379     window2_->SetBounds(gfx::Rect(89, 209, 10, 20));
1380     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1381         window_.get(), gfx::Point(), HTBOTTOMLEFT));
1382     ASSERT_TRUE(resizer.get());
1383     resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1384     EXPECT_EQ("99,200 21x29", window_->bounds().ToString());
1385     resizer->RevertDrag();
1386   }
1387 }
1388
1389 TEST_F(WorkspaceWindowResizerTest, MagneticallyResize_LEFT) {
1390   window2_->SetBounds(gfx::Rect(89, 209, 10, 20));
1391   window_->SetBounds(gfx::Rect(100, 200, 20, 30));
1392   window2_->Show();
1393
1394   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1395       window_.get(), gfx::Point(), HTLEFT));
1396   ASSERT_TRUE(resizer.get());
1397   resizer->Drag(CalculateDragPoint(*resizer, 0, 0), 0);
1398   EXPECT_EQ("99,200 21x30", window_->bounds().ToString());
1399 }
1400
1401 // Test that the user user moved window flag is getting properly set.
1402 TEST_F(WorkspaceWindowResizerTest, CheckUserWindowManagedFlags) {
1403   window_->SetBounds(gfx::Rect( 0,  50, 400, 200));
1404
1405   std::vector<aura::Window*> no_attached_windows;
1406   // Check that an abort doesn't change anything.
1407   {
1408     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1409         window_.get(), gfx::Point(), HTCAPTION));
1410     ASSERT_TRUE(resizer.get());
1411     // Move it 100 to the bottom.
1412     resizer->Drag(CalculateDragPoint(*resizer, 0, 100), 0);
1413     EXPECT_EQ("0,150 400x200", window_->bounds().ToString());
1414     resizer->RevertDrag();
1415
1416     EXPECT_FALSE(wm::GetWindowState(window_.get())->bounds_changed_by_user());
1417   }
1418
1419   // Check that a completed move / size does change the user coordinates.
1420   {
1421     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1422         window_.get(), gfx::Point(), HTCAPTION));
1423     ASSERT_TRUE(resizer.get());
1424     // Move it 100 to the bottom.
1425     resizer->Drag(CalculateDragPoint(*resizer, 0, 100), 0);
1426     EXPECT_EQ("0,150 400x200", window_->bounds().ToString());
1427     resizer->CompleteDrag();
1428     EXPECT_TRUE(wm::GetWindowState(window_.get())->bounds_changed_by_user());
1429   }
1430 }
1431
1432 // Test that a window with a specified max size doesn't exceed it when dragged.
1433 TEST_F(WorkspaceWindowResizerTest, TestMaxSizeEnforced) {
1434   window_->SetBounds(gfx::Rect(0, 0, 400, 300));
1435   delegate_.set_max_size(gfx::Size(401, 301));
1436
1437   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1438       window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1439   resizer->Drag(CalculateDragPoint(*resizer, 2, 2), 0);
1440   EXPECT_EQ(401, window_->bounds().width());
1441   EXPECT_EQ(301, window_->bounds().height());
1442 }
1443
1444 // Test that a window with a specified max width doesn't restrict its height.
1445 TEST_F(WorkspaceWindowResizerTest, TestPartialMaxSizeEnforced) {
1446   window_->SetBounds(gfx::Rect(0, 0, 400, 300));
1447   delegate_.set_max_size(gfx::Size(401, 0));
1448
1449   scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1450       window_.get(), gfx::Point(), HTBOTTOMRIGHT));
1451   resizer->Drag(CalculateDragPoint(*resizer, 2, 2), 0);
1452   EXPECT_EQ(401, window_->bounds().width());
1453   EXPECT_EQ(302, window_->bounds().height());
1454 }
1455
1456 // Test that a window with a specified max size can't be snapped.
1457 TEST_F(WorkspaceWindowResizerTest, PhantomSnapMaxSize) {
1458   {
1459     // With max size not set we get a phantom window controller for dragging off
1460     // the right hand side.
1461     // Make the window wider than maximum docked width.
1462     window_->SetBounds(gfx::Rect(0, 0, 400, 200));
1463
1464     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1465         window_.get(), gfx::Point(), HTCAPTION));
1466     EXPECT_FALSE(snap_phantom_window_controller());
1467     resizer->Drag(CalculateDragPoint(*resizer, 801, 0), 0);
1468     EXPECT_TRUE(snap_phantom_window_controller());
1469     resizer->RevertDrag();
1470   }
1471   {
1472     // With max size defined, we get no phantom window for snapping but we still
1473     // get a phantom window (docking guide).
1474     window_->SetBounds(gfx::Rect(0, 0, 400, 200));
1475     delegate_.set_max_size(gfx::Size(400, 200));
1476
1477     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1478         window_.get(), gfx::Point(), HTCAPTION));
1479     resizer->Drag(CalculateDragPoint(*resizer, 801, 0), 0);
1480     if (switches::UseDockedWindows())
1481       EXPECT_TRUE(snap_phantom_window_controller());
1482     else
1483       EXPECT_FALSE(snap_phantom_window_controller());
1484     resizer->RevertDrag();
1485   }
1486   {
1487     // With max size defined, we get no phantom window for snapping.
1488     window_->SetBounds(gfx::Rect(0, 0, 400, 200));
1489     delegate_.set_max_size(gfx::Size(400, 200));
1490     // With min size defined, we get no phantom window for docking.
1491     delegate_.set_min_size(gfx::Size(400, 200));
1492
1493     scoped_ptr<WindowResizer> resizer(CreateResizerForTest(
1494         window_.get(), gfx::Point(), HTCAPTION));
1495     resizer->Drag(CalculateDragPoint(*resizer, 801, 0), 0);
1496     EXPECT_FALSE(snap_phantom_window_controller());
1497     resizer->RevertDrag();
1498   }
1499 }
1500
1501 TEST_F(WorkspaceWindowResizerTest, DontRewardRightmostWindowForOverflows) {
1502   UpdateDisplay("600x800");
1503   aura::Window* root = Shell::GetPrimaryRootWindow();
1504   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1505
1506   // Four 100x100 windows flush against eachother, starting at 100,100.
1507   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1508   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1509   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1510   window4_->SetBounds(gfx::Rect(400, 100, 100, 100));
1511   delegate2_.set_max_size(gfx::Size(101, 0));
1512
1513   std::vector<aura::Window*> windows;
1514   windows.push_back(window2_.get());
1515   windows.push_back(window3_.get());
1516   windows.push_back(window4_.get());
1517   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1518       window_.get(), gfx::Point(), HTRIGHT,
1519       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1520   ASSERT_TRUE(resizer.get());
1521   // Move it 51 to the left, which should contract w1 and expand w2-4.
1522   // w2 will hit its max size straight away, and in doing so will leave extra
1523   // pixels that a naive implementation may award to the rightmost window. A
1524   // fair implementation will give 25 pixels to each of the other windows.
1525   resizer->Drag(CalculateDragPoint(*resizer, -51, 0), 0);
1526   EXPECT_EQ("100,100 49x100", window_->bounds().ToString());
1527   EXPECT_EQ("149,100 101x100", window2_->bounds().ToString());
1528   EXPECT_EQ("250,100 125x100", window3_->bounds().ToString());
1529   EXPECT_EQ("375,100 125x100", window4_->bounds().ToString());
1530 }
1531
1532 TEST_F(WorkspaceWindowResizerTest, DontExceedMaxWidth) {
1533   UpdateDisplay("600x800");
1534   aura::Window* root = Shell::GetPrimaryRootWindow();
1535   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1536
1537   // Four 100x100 windows flush against eachother, starting at 100,100.
1538   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1539   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1540   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1541   window4_->SetBounds(gfx::Rect(400, 100, 100, 100));
1542   delegate2_.set_max_size(gfx::Size(101, 0));
1543   delegate3_.set_max_size(gfx::Size(101, 0));
1544
1545   std::vector<aura::Window*> windows;
1546   windows.push_back(window2_.get());
1547   windows.push_back(window3_.get());
1548   windows.push_back(window4_.get());
1549   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1550       window_.get(), gfx::Point(), HTRIGHT,
1551       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1552   ASSERT_TRUE(resizer.get());
1553   // Move it 52 to the left, which should contract w1 and expand w2-4.
1554   resizer->Drag(CalculateDragPoint(*resizer, -52, 0), 0);
1555   EXPECT_EQ("100,100 48x100", window_->bounds().ToString());
1556   EXPECT_EQ("148,100 101x100", window2_->bounds().ToString());
1557   EXPECT_EQ("249,100 101x100", window3_->bounds().ToString());
1558   EXPECT_EQ("350,100 150x100", window4_->bounds().ToString());
1559 }
1560
1561 TEST_F(WorkspaceWindowResizerTest, DontExceedMaxHeight) {
1562   UpdateDisplay("600x800");
1563   aura::Window* root = Shell::GetPrimaryRootWindow();
1564   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1565
1566   // Four 100x100 windows flush against eachother, starting at 100,100.
1567   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1568   window2_->SetBounds(gfx::Rect(100, 200, 100, 100));
1569   window3_->SetBounds(gfx::Rect(100, 300, 100, 100));
1570   window4_->SetBounds(gfx::Rect(100, 400, 100, 100));
1571   delegate2_.set_max_size(gfx::Size(0, 101));
1572   delegate3_.set_max_size(gfx::Size(0, 101));
1573
1574   std::vector<aura::Window*> windows;
1575   windows.push_back(window2_.get());
1576   windows.push_back(window3_.get());
1577   windows.push_back(window4_.get());
1578   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1579       window_.get(), gfx::Point(), HTBOTTOM,
1580       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1581   ASSERT_TRUE(resizer.get());
1582   // Move it 52 up, which should contract w1 and expand w2-4.
1583   resizer->Drag(CalculateDragPoint(*resizer, 0, -52), 0);
1584   EXPECT_EQ("100,100 100x48", window_->bounds().ToString());
1585   EXPECT_EQ("100,148 100x101", window2_->bounds().ToString());
1586   EXPECT_EQ("100,249 100x101", window3_->bounds().ToString());
1587   EXPECT_EQ("100,350 100x150", window4_->bounds().ToString());
1588 }
1589
1590 #if defined(OS_WIN)
1591 // RootWindow and Display can't resize on Windows Ash. http://crbug.com/165962
1592 #define MAYBE_DontExceedMinHeight DISABLED_DontExceedMinHeight
1593 #else
1594 #define MAYBE_DontExceedMinHeight DontExceedMinHeight
1595 #endif
1596
1597 TEST_F(WorkspaceWindowResizerTest, MAYBE_DontExceedMinHeight) {
1598   UpdateDisplay("600x500");
1599   aura::Window* root = Shell::GetPrimaryRootWindow();
1600   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1601
1602   // Four 100x100 windows flush against eachother, starting at 100,100.
1603   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1604   window2_->SetBounds(gfx::Rect(100, 200, 100, 100));
1605   window3_->SetBounds(gfx::Rect(100, 300, 100, 100));
1606   window4_->SetBounds(gfx::Rect(100, 400, 100, 100));
1607   delegate2_.set_min_size(gfx::Size(0, 99));
1608   delegate3_.set_min_size(gfx::Size(0, 99));
1609
1610   std::vector<aura::Window*> windows;
1611   windows.push_back(window2_.get());
1612   windows.push_back(window3_.get());
1613   windows.push_back(window4_.get());
1614   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1615       window_.get(), gfx::Point(), HTBOTTOM,
1616       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1617   ASSERT_TRUE(resizer.get());
1618   // Move it 52 down, which should expand w1 and contract w2-4.
1619   resizer->Drag(CalculateDragPoint(*resizer, 0, 52), 0);
1620   EXPECT_EQ("100,100 100x152", window_->bounds().ToString());
1621   EXPECT_EQ("100,252 100x99", window2_->bounds().ToString());
1622   EXPECT_EQ("100,351 100x99", window3_->bounds().ToString());
1623   EXPECT_EQ("100,450 100x50", window4_->bounds().ToString());
1624 }
1625
1626 TEST_F(WorkspaceWindowResizerTest, DontExpandRightmostPastMaxWidth) {
1627   UpdateDisplay("600x800");
1628   aura::Window* root = Shell::GetPrimaryRootWindow();
1629   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1630
1631   // Three 100x100 windows flush against eachother, starting at 100,100.
1632   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1633   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1634   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1635   delegate3_.set_max_size(gfx::Size(101, 0));
1636
1637   std::vector<aura::Window*> windows;
1638   windows.push_back(window2_.get());
1639   windows.push_back(window3_.get());
1640   windows.push_back(window4_.get());
1641   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1642       window_.get(), gfx::Point(), HTRIGHT,
1643       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1644   ASSERT_TRUE(resizer.get());
1645   // Move it 51 to the left, which should contract w1 and expand w2-3.
1646   resizer->Drag(CalculateDragPoint(*resizer, -51, 0), 0);
1647   EXPECT_EQ("100,100 49x100", window_->bounds().ToString());
1648   EXPECT_EQ("149,100 150x100", window2_->bounds().ToString());
1649   EXPECT_EQ("299,100 101x100", window3_->bounds().ToString());
1650 }
1651
1652 TEST_F(WorkspaceWindowResizerTest, MoveAttachedWhenGrownToMaxSize) {
1653   UpdateDisplay("600x800");
1654   aura::Window* root = Shell::GetPrimaryRootWindow();
1655   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1656
1657   // Three 100x100 windows flush against eachother, starting at 100,100.
1658   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1659   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1660   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1661   delegate2_.set_max_size(gfx::Size(101, 0));
1662   delegate3_.set_max_size(gfx::Size(101, 0));
1663
1664   std::vector<aura::Window*> windows;
1665   windows.push_back(window2_.get());
1666   windows.push_back(window3_.get());
1667   windows.push_back(window4_.get());
1668   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1669       window_.get(), gfx::Point(), HTRIGHT,
1670       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1671   ASSERT_TRUE(resizer.get());
1672   // Move it 52 to the left, which should contract w1 and expand and move w2-3.
1673   resizer->Drag(CalculateDragPoint(*resizer, -52, 0), 0);
1674   EXPECT_EQ("100,100 48x100", window_->bounds().ToString());
1675   EXPECT_EQ("148,100 101x100", window2_->bounds().ToString());
1676   EXPECT_EQ("249,100 101x100", window3_->bounds().ToString());
1677 }
1678
1679 #if defined(OS_WIN)
1680 // RootWindow and Display can't resize on Windows Ash. http://crbug.com/165962
1681 #define MAYBE_MainWindowHonoursMaxWidth DISABLED_MainWindowHonoursMaxWidth
1682 #else
1683 #define MAYBE_MainWindowHonoursMaxWidth MainWindowHonoursMaxWidth
1684 #endif
1685
1686 TEST_F(WorkspaceWindowResizerTest, MAYBE_MainWindowHonoursMaxWidth) {
1687   UpdateDisplay("400x800");
1688   aura::Window* root = Shell::GetPrimaryRootWindow();
1689   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1690
1691   // Three 100x100 windows flush against eachother, starting at 100,100.
1692   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1693   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1694   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1695   delegate_.set_max_size(gfx::Size(102, 0));
1696
1697   std::vector<aura::Window*> windows;
1698   windows.push_back(window2_.get());
1699   windows.push_back(window3_.get());
1700   windows.push_back(window4_.get());
1701   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1702       window_.get(), gfx::Point(), HTRIGHT,
1703       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1704   ASSERT_TRUE(resizer.get());
1705   // Move it 50 to the right, which should expand w1 and contract w2-3, as they
1706   // won't fit in the root window in their original sizes.
1707   resizer->Drag(CalculateDragPoint(*resizer, 50, 0), 0);
1708   EXPECT_EQ("100,100 102x100", window_->bounds().ToString());
1709   EXPECT_EQ("202,100 99x100", window2_->bounds().ToString());
1710   EXPECT_EQ("301,100 99x100", window3_->bounds().ToString());
1711 }
1712
1713 TEST_F(WorkspaceWindowResizerTest, MainWindowHonoursMinWidth) {
1714   UpdateDisplay("400x800");
1715   aura::Window* root = Shell::GetPrimaryRootWindow();
1716   Shell::GetInstance()->SetDisplayWorkAreaInsets(root, gfx::Insets());
1717
1718   // Three 100x100 windows flush against eachother, starting at 100,100.
1719   window_->SetBounds(gfx::Rect( 100, 100, 100, 100));
1720   window2_->SetBounds(gfx::Rect(200, 100, 100, 100));
1721   window3_->SetBounds(gfx::Rect(300, 100, 100, 100));
1722   delegate_.set_min_size(gfx::Size(98, 0));
1723
1724   std::vector<aura::Window*> windows;
1725   windows.push_back(window2_.get());
1726   windows.push_back(window3_.get());
1727   scoped_ptr<WorkspaceWindowResizer> resizer(CreateWorkspaceResizerForTest(
1728       window_.get(), gfx::Point(), HTRIGHT,
1729       aura::client::WINDOW_MOVE_SOURCE_MOUSE, windows));
1730   ASSERT_TRUE(resizer.get());
1731   // Move it 50 to the left, which should contract w1 and expand w2-3.
1732   resizer->Drag(CalculateDragPoint(*resizer, -50, 0), 0);
1733   EXPECT_EQ("100,100 98x100", window_->bounds().ToString());
1734   EXPECT_EQ("198,100 101x100", window2_->bounds().ToString());
1735   EXPECT_EQ("299,100 101x100", window3_->bounds().ToString());
1736 }
1737
1738 // The following variants test that windows are resized correctly to the edges
1739 // of the screen using touch, when touch point is off of the window border.
1740 TEST_F(WorkspaceWindowResizerTest, TouchResizeToEdge_RIGHT) {
1741   shelf_layout_manager()->SetAutoHideBehavior(SHELF_AUTO_HIDE_ALWAYS_HIDDEN);
1742
1743   InitTouchResizeWindow(gfx::Rect(100, 100, 600, kRootHeight - 200), HTRIGHT);
1744   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 200).ToString(),
1745             touch_resize_window_->bounds().ToString());
1746
1747   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
1748                                        touch_resize_window_.get());
1749
1750   // Drag out of the right border a bit and check if the border is aligned with
1751   // the touch point.
1752   generator.GestureScrollSequence(gfx::Point(715, kRootHeight / 2),
1753                                   gfx::Point(725, kRootHeight / 2),
1754                                   base::TimeDelta::FromMilliseconds(10),
1755                                   5);
1756   EXPECT_EQ(gfx::Rect(100, 100, 625, kRootHeight - 200).ToString(),
1757             touch_resize_window_->bounds().ToString());
1758   // Drag more, but stop before being snapped to the edge.
1759   generator.GestureScrollSequence(gfx::Point(725, kRootHeight / 2),
1760                                   gfx::Point(760, kRootHeight / 2),
1761                                   base::TimeDelta::FromMilliseconds(10),
1762                                   5);
1763   EXPECT_EQ(gfx::Rect(100, 100, 660, kRootHeight - 200).ToString(),
1764             touch_resize_window_->bounds().ToString());
1765   // Drag even more to snap to the edge.
1766   generator.GestureScrollSequence(gfx::Point(760, kRootHeight / 2),
1767                                   gfx::Point(775, kRootHeight / 2),
1768                                   base::TimeDelta::FromMilliseconds(10),
1769                                   5);
1770   EXPECT_EQ(gfx::Rect(100, 100, 700, kRootHeight - 200).ToString(),
1771             touch_resize_window_->bounds().ToString());
1772 }
1773
1774 TEST_F(WorkspaceWindowResizerTest, TouchResizeToEdge_LEFT) {
1775   shelf_layout_manager()->SetAutoHideBehavior(SHELF_AUTO_HIDE_ALWAYS_HIDDEN);
1776
1777   InitTouchResizeWindow(gfx::Rect(100, 100, 600, kRootHeight - 200), HTLEFT);
1778   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 200).ToString(),
1779             touch_resize_window_->bounds().ToString());
1780
1781   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
1782                                        touch_resize_window_.get());
1783
1784   // Drag out of the left border a bit and check if the border is aligned with
1785   // the touch point.
1786   generator.GestureScrollSequence(gfx::Point(85, kRootHeight / 2),
1787                                   gfx::Point(75, kRootHeight / 2),
1788                                   base::TimeDelta::FromMilliseconds(10),
1789                                   5);
1790   EXPECT_EQ(gfx::Rect(75, 100, 625, kRootHeight - 200).ToString(),
1791             touch_resize_window_->bounds().ToString());
1792   // Drag more, but stop before being snapped to the edge.
1793   generator.GestureScrollSequence(gfx::Point(75, kRootHeight / 2),
1794                                   gfx::Point(40, kRootHeight / 2),
1795                                   base::TimeDelta::FromMilliseconds(10),
1796                                   5);
1797   EXPECT_EQ(gfx::Rect(40, 100, 660, kRootHeight - 200).ToString(),
1798             touch_resize_window_->bounds().ToString());
1799   // Drag even more to snap to the edge.
1800   generator.GestureScrollSequence(gfx::Point(40, kRootHeight / 2),
1801                                   gfx::Point(25, kRootHeight / 2),
1802                                   base::TimeDelta::FromMilliseconds(10),
1803                                   5);
1804   EXPECT_EQ(gfx::Rect(0, 100, 700, kRootHeight - 200).ToString(),
1805             touch_resize_window_->bounds().ToString());
1806 }
1807
1808 TEST_F(WorkspaceWindowResizerTest, TouchResizeToEdge_TOP) {
1809   shelf_layout_manager()->SetAutoHideBehavior(SHELF_AUTO_HIDE_ALWAYS_HIDDEN);
1810
1811   InitTouchResizeWindow(gfx::Rect(100, 100, 600, kRootHeight - 200), HTTOP);
1812   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 200).ToString(),
1813             touch_resize_window_->bounds().ToString());
1814
1815   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
1816                                        touch_resize_window_.get());
1817
1818   // Drag out of the top border a bit and check if the border is aligned with
1819   // the touch point.
1820   generator.GestureScrollSequence(gfx::Point(400, 85),
1821                                   gfx::Point(400, 75),
1822                                   base::TimeDelta::FromMilliseconds(10),
1823                                   5);
1824   EXPECT_EQ(gfx::Rect(100, 75, 600, kRootHeight - 175).ToString(),
1825             touch_resize_window_->bounds().ToString());
1826   // Drag more, but stop before being snapped to the edge.
1827   generator.GestureScrollSequence(gfx::Point(400, 75),
1828                                   gfx::Point(400, 40),
1829                                   base::TimeDelta::FromMilliseconds(10),
1830                                   5);
1831   EXPECT_EQ(gfx::Rect(100, 40, 600, kRootHeight - 140).ToString(),
1832             touch_resize_window_->bounds().ToString());
1833   // Drag even more to snap to the edge.
1834   generator.GestureScrollSequence(gfx::Point(400, 40),
1835                                   gfx::Point(400, 25),
1836                                   base::TimeDelta::FromMilliseconds(10),
1837                                   5);
1838   EXPECT_EQ(gfx::Rect(100, 0, 600, kRootHeight - 100).ToString(),
1839             touch_resize_window_->bounds().ToString());
1840 }
1841
1842 TEST_F(WorkspaceWindowResizerTest, TouchResizeToEdge_BOTTOM) {
1843   shelf_layout_manager()->SetAutoHideBehavior(SHELF_AUTO_HIDE_ALWAYS_HIDDEN);
1844
1845   InitTouchResizeWindow(gfx::Rect(100, 100, 600, kRootHeight - 200), HTBOTTOM);
1846   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 200).ToString(),
1847             touch_resize_window_->bounds().ToString());
1848
1849   aura::test::EventGenerator generator(Shell::GetPrimaryRootWindow(),
1850                                        touch_resize_window_.get());
1851
1852   // Drag out of the bottom border a bit and check if the border is aligned with
1853   // the touch point.
1854   generator.GestureScrollSequence(gfx::Point(400, kRootHeight - 85),
1855                                   gfx::Point(400, kRootHeight - 75),
1856                                   base::TimeDelta::FromMilliseconds(10),
1857                                   5);
1858   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 175).ToString(),
1859             touch_resize_window_->bounds().ToString());
1860   // Drag more, but stop before being snapped to the edge.
1861   generator.GestureScrollSequence(gfx::Point(400, kRootHeight - 75),
1862                                   gfx::Point(400, kRootHeight - 40),
1863                                   base::TimeDelta::FromMilliseconds(10),
1864                                   5);
1865   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 140).ToString(),
1866             touch_resize_window_->bounds().ToString());
1867   // Drag even more to snap to the edge.
1868   generator.GestureScrollSequence(gfx::Point(400, kRootHeight - 40),
1869                                   gfx::Point(400, kRootHeight - 25),
1870                                   base::TimeDelta::FromMilliseconds(10),
1871                                   5);
1872   EXPECT_EQ(gfx::Rect(100, 100, 600, kRootHeight - 100).ToString(),
1873             touch_resize_window_->bounds().ToString());
1874 }
1875
1876 }  // namespace ash