content/browser/renderer_host/render_widget_host_view_mac_unittest.mm

   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 "content/browser/renderer_host/render_widget_host_view_mac.h"
   6
   7 #include "base/mac/mac_util.h"
   8 #include "base/mac/scoped_nsautorelease_pool.h"
   9 #include "base/strings/utf_string_conversions.h"
  10 #include "content/browser/browser_thread_impl.h"
  11 #include "content/browser/renderer_host/render_widget_host_delegate.h"
  12 #include "content/common/gpu/gpu_messages.h"
  13 #include "content/common/input_messages.h"
  14 #include "content/common/view_messages.h"
  15 #include "content/public/browser/notification_types.h"
  16 #include "content/public/browser/render_widget_host_view_mac_delegate.h"
  17 #include "content/public/test/mock_render_process_host.h"
  18 #include "content/public/test/test_browser_context.h"
  19 #include "content/public/test/test_utils.h"
  20 #include "content/test/test_render_view_host.h"
  21 #include "testing/gmock/include/gmock/gmock.h"
  22 #include "testing/gtest/include/gtest/gtest.h"
  23 #include "ui/base/test/cocoa_test_event_utils.h"
  24 #import "ui/base/test/ui_cocoa_test_helper.h"
  25
  26 // Declare things that are part of the 10.7 SDK.
  27 #if !defined(MAC_OS_X_VERSION_10_7) || \
  28     MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
  29 enum {
  30   NSEventPhaseNone        = 0, // event not associated with a phase.
  31   NSEventPhaseBegan       = 0x1 << 0,
  32   NSEventPhaseStationary  = 0x1 << 1,
  33   NSEventPhaseChanged     = 0x1 << 2,
  34   NSEventPhaseEnded       = 0x1 << 3,
  35   NSEventPhaseCancelled   = 0x1 << 4,
  36 };
  37 typedef NSUInteger NSEventPhase;
  38
  39 @interface NSEvent (LionAPI)
  40 - (NSEventPhase)phase;
  41 @end
  42
  43 #endif  // 10.7
  44
  45 // Helper class with methods used to mock -[NSEvent phase], used by
  46 // |MockScrollWheelEventWithPhase()|.
  47 @interface MockPhaseMethods : NSObject {
  48 }
  49
  50 - (NSEventPhase)phaseBegan;
  51 - (NSEventPhase)phaseChanged;
  52 - (NSEventPhase)phaseEnded;
  53 @end
  54
  55 @implementation MockPhaseMethods
  56
  57 - (NSEventPhase)phaseBegan {
  58   return NSEventPhaseBegan;
  59 }
  60 - (NSEventPhase)phaseChanged {
  61   return NSEventPhaseChanged;
  62 }
  63 - (NSEventPhase)phaseEnded {
  64   return NSEventPhaseEnded;
  65 }
  66
  67 @end
  68
  69 @interface MockRenderWidgetHostViewMacDelegate
  70     : NSObject<RenderWidgetHostViewMacDelegate> {
  71   BOOL unhandledWheelEventReceived_;
  72 }
  73
  74 @property(nonatomic) BOOL unhandledWheelEventReceived;
  75
  76 - (void)gotUnhandledWheelEvent;
  77 @end
  78
  79 @implementation MockRenderWidgetHostViewMacDelegate
  80
  81 @synthesize unhandledWheelEventReceived = unhandledWheelEventReceived_;
  82
  83 - (void)gotUnhandledWheelEvent {
  84   unhandledWheelEventReceived_ = true;
  85 }
  86 - (void)touchesBeganWithEvent:(NSEvent*)event{}
  87 - (void)touchesMovedWithEvent:(NSEvent*)event{}
  88 - (void)touchesCancelledWithEvent:(NSEvent*)event{}
  89 - (void)touchesEndedWithEvent:(NSEvent*)event{}
  90 - (void)beginGestureWithEvent:(NSEvent*)event{}
  91 - (void)endGestureWithEvent:(NSEvent*)event{}
  92
  93 @end
  94
  95 namespace content {
  96
  97 namespace {
  98
  99 class MockRenderWidgetHostDelegate : public RenderWidgetHostDelegate {
 100  public:
 101   MockRenderWidgetHostDelegate() {}
 102   virtual ~MockRenderWidgetHostDelegate() {}
 103 };
 104
 105 class MockRenderWidgetHostImpl : public RenderWidgetHostImpl {
 106  public:
 107   MockRenderWidgetHostImpl(RenderWidgetHostDelegate* delegate,
 108                            RenderProcessHost* process,
 109                            int routing_id)
 110       : RenderWidgetHostImpl(delegate, process, routing_id, false) {
 111   }
 112
 113   MOCK_METHOD0(Focus, void());
 114   MOCK_METHOD0(Blur, void());
 115 };
 116
 117 // Generates the |length| of composition rectangle vector and save them to
 118 // |output|. It starts from |origin| and each rectangle contains |unit_size|.
 119 void GenerateCompositionRectArray(const gfx::Point& origin,
 120                                   const gfx::Size& unit_size,
 121                                   size_t length,
 122                                   const std::vector<size_t>& break_points,
 123                                   std::vector<gfx::Rect>* output) {
 124   DCHECK(output);
 125   output->clear();
 126
 127   std::queue<int> break_point_queue;
 128   for (size_t i = 0; i < break_points.size(); ++i)
 129     break_point_queue.push(break_points[i]);
 130   break_point_queue.push(length);
 131   size_t next_break_point = break_point_queue.front();
 132   break_point_queue.pop();
 133
 134   gfx::Rect current_rect(origin, unit_size);
 135   for (size_t i = 0; i < length; ++i) {
 136     if (i == next_break_point) {
 137       current_rect.set_x(origin.x());
 138       current_rect.set_y(current_rect.y() + current_rect.height());
 139       next_break_point = break_point_queue.front();
 140       break_point_queue.pop();
 141     }
 142     output->push_back(current_rect);
 143     current_rect.set_x(current_rect.right());
 144   }
 145 }
 146
 147 gfx::Rect GetExpectedRect(const gfx::Point& origin,
 148                           const gfx::Size& size,
 149                           const gfx::Range& range,
 150                           int line_no) {
 151   return gfx::Rect(
 152       origin.x() + range.start() * size.width(),
 153       origin.y() + line_no * size.height(),
 154       range.length() * size.width(),
 155       size.height());
 156 }
 157
 158 // Returns NSScrollWheel event that mocks -phase. |mockPhaseSelector| should
 159 // correspond to a method in |MockPhaseMethods| that returns the desired phase.
 160 NSEvent* MockScrollWheelEventWithPhase(SEL mockPhaseSelector, int32_t delta) {
 161   CGEventRef cg_event =
 162       CGEventCreateScrollWheelEvent(NULL, kCGScrollEventUnitLine, 1, delta, 0);
 163   NSEvent* event = [NSEvent eventWithCGEvent:cg_event];
 164   CFRelease(cg_event);
 165   method_setImplementation(
 166       class_getInstanceMethod([NSEvent class], @selector(phase)),
 167       [MockPhaseMethods instanceMethodForSelector:mockPhaseSelector]);
 168   return event;
 169 }
 170
 171 }  // namespace
 172
 173 class RenderWidgetHostViewMacTest : public RenderViewHostImplTestHarness {
 174  public:
 175   RenderWidgetHostViewMacTest() : old_rwhv_(NULL), rwhv_mac_(NULL) {}
 176
 177   virtual void SetUp() {
 178     RenderViewHostImplTestHarness::SetUp();
 179
 180     // TestRenderViewHost's destruction assumes that its view is a
 181     // TestRenderWidgetHostView, so store its view and reset it back to the
 182     // stored view in |TearDown()|.
 183     old_rwhv_ = rvh()->GetView();
 184
 185     // Owned by its |cocoa_view()|, i.e. |rwhv_cocoa_|.
 186     rwhv_mac_ = static_cast<RenderWidgetHostViewMac*>(
 187         RenderWidgetHostView::CreateViewForWidget(rvh()));
 188     rwhv_cocoa_.reset([rwhv_mac_->cocoa_view() retain]);
 189   }
 190   virtual void TearDown() {
 191     // Make sure the rwhv_mac_ is gone once the superclass's |TearDown()| runs.
 192     rwhv_cocoa_.reset();
 193     pool_.Recycle();
 194     base::MessageLoop::current()->RunUntilIdle();
 195     pool_.Recycle();
 196
 197     // See comment in SetUp().
 198     test_rvh()->SetView(old_rwhv_);
 199
 200     RenderViewHostImplTestHarness::TearDown();
 201   }
 202  protected:
 203  private:
 204   // This class isn't derived from PlatformTest.
 205   base::mac::ScopedNSAutoreleasePool pool_;
 206
 207   RenderWidgetHostView* old_rwhv_;
 208
 209  protected:
 210   RenderWidgetHostViewMac* rwhv_mac_;
 211   base::scoped_nsobject<RenderWidgetHostViewCocoa> rwhv_cocoa_;
 212
 213  private:
 214   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewMacTest);
 215 };
 216
 217 TEST_F(RenderWidgetHostViewMacTest, Basic) {
 218 }
 219
 220 TEST_F(RenderWidgetHostViewMacTest, AcceptsFirstResponder) {
 221   // The RWHVCocoa should normally accept first responder status.
 222   EXPECT_TRUE([rwhv_cocoa_.get() acceptsFirstResponder]);
 223
 224   // Unless we tell it not to.
 225   rwhv_mac_->SetTakesFocusOnlyOnMouseDown(true);
 226   EXPECT_FALSE([rwhv_cocoa_.get() acceptsFirstResponder]);
 227
 228   // But we can set things back to the way they were originally.
 229   rwhv_mac_->SetTakesFocusOnlyOnMouseDown(false);
 230   EXPECT_TRUE([rwhv_cocoa_.get() acceptsFirstResponder]);
 231 }
 232
 233 TEST_F(RenderWidgetHostViewMacTest, TakesFocusOnMouseDown) {
 234   base::scoped_nsobject<CocoaTestHelperWindow> window(
 235       [[CocoaTestHelperWindow alloc] init]);
 236   [[window contentView] addSubview:rwhv_cocoa_.get()];
 237
 238   // Even if the RWHVCocoa disallows first responder, clicking on it gives it
 239   // focus.
 240   [window setPretendIsKeyWindow:YES];
 241   [window makeFirstResponder:nil];
 242   ASSERT_NE(rwhv_cocoa_.get(), [window firstResponder]);
 243
 244   rwhv_mac_->SetTakesFocusOnlyOnMouseDown(true);
 245   EXPECT_FALSE([rwhv_cocoa_.get() acceptsFirstResponder]);
 246
 247   std::pair<NSEvent*, NSEvent*> clicks =
 248       cocoa_test_event_utils::MouseClickInView(rwhv_cocoa_.get(), 1);
 249   [rwhv_cocoa_.get() mouseDown:clicks.first];
 250   EXPECT_EQ(rwhv_cocoa_.get(), [window firstResponder]);
 251 }
 252
 253 TEST_F(RenderWidgetHostViewMacTest, Fullscreen) {
 254   rwhv_mac_->InitAsFullscreen(NULL);
 255   EXPECT_TRUE(rwhv_mac_->pepper_fullscreen_window());
 256
 257   // Break the reference cycle caused by pepper_fullscreen_window() without
 258   // an <esc> event. See comment in
 259   // release_pepper_fullscreen_window_for_testing().
 260   rwhv_mac_->release_pepper_fullscreen_window_for_testing();
 261 }
 262
 263 // Verify that escape key down in fullscreen mode suppressed the keyup event on
 264 // the parent.
 265 TEST_F(RenderWidgetHostViewMacTest, FullscreenCloseOnEscape) {
 266   // Use our own RWH since we need to destroy it.
 267   MockRenderWidgetHostDelegate delegate;
 268   TestBrowserContext browser_context;
 269   MockRenderProcessHost* process_host =
 270       new MockRenderProcessHost(&browser_context);
 271   // Owned by its |cocoa_view()|.
 272   RenderWidgetHostImpl* rwh = new RenderWidgetHostImpl(
 273       &delegate, process_host, MSG_ROUTING_NONE, false);
 274   RenderWidgetHostViewMac* view = static_cast<RenderWidgetHostViewMac*>(
 275       RenderWidgetHostView::CreateViewForWidget(rwh));
 276
 277   view->InitAsFullscreen(rwhv_mac_);
 278
 279   WindowedNotificationObserver observer(
 280       NOTIFICATION_RENDER_WIDGET_HOST_DESTROYED,
 281       Source<RenderWidgetHost>(rwh));
 282   EXPECT_FALSE([rwhv_mac_->cocoa_view() suppressNextEscapeKeyUp]);
 283
 284   // Escape key down. Should close window and set |suppressNextEscapeKeyUp| on
 285   // the parent.
 286   [view->cocoa_view() keyEvent:
 287       cocoa_test_event_utils::KeyEventWithKeyCode(53, 27, NSKeyDown, 0)];
 288   observer.Wait();
 289   EXPECT_TRUE([rwhv_mac_->cocoa_view() suppressNextEscapeKeyUp]);
 290
 291   // Escape key up on the parent should clear |suppressNextEscapeKeyUp|.
 292   [rwhv_mac_->cocoa_view() keyEvent:
 293       cocoa_test_event_utils::KeyEventWithKeyCode(53, 27, NSKeyUp, 0)];
 294   EXPECT_FALSE([rwhv_mac_->cocoa_view() suppressNextEscapeKeyUp]);
 295 }
 296
 297 // Test that command accelerators which destroy the fullscreen window
 298 // don't crash when forwarded via the window's responder machinery.
 299 TEST_F(RenderWidgetHostViewMacTest, AcceleratorDestroy) {
 300   // Use our own RWH since we need to destroy it.
 301   MockRenderWidgetHostDelegate delegate;
 302   TestBrowserContext browser_context;
 303   MockRenderProcessHost* process_host =
 304       new MockRenderProcessHost(&browser_context);
 305   // Owned by its |cocoa_view()|.
 306   RenderWidgetHostImpl* rwh = new RenderWidgetHostImpl(
 307       &delegate, process_host, MSG_ROUTING_NONE, false);
 308   RenderWidgetHostViewMac* view = static_cast<RenderWidgetHostViewMac*>(
 309       RenderWidgetHostView::CreateViewForWidget(rwh));
 310
 311   view->InitAsFullscreen(rwhv_mac_);
 312
 313   WindowedNotificationObserver observer(
 314       NOTIFICATION_RENDER_WIDGET_HOST_DESTROYED,
 315       Source<RenderWidgetHost>(rwh));
 316
 317   // Command-ESC will destroy the view, while the window is still in
 318   // |-performKeyEquivalent:|.  There are other cases where this can
 319   // happen, Command-ESC is the easiest to trigger.
 320   [[view->cocoa_view() window] performKeyEquivalent:
 321       cocoa_test_event_utils::KeyEventWithKeyCode(
 322           53, 27, NSKeyDown, NSCommandKeyMask)];
 323   observer.Wait();
 324 }
 325
 326 TEST_F(RenderWidgetHostViewMacTest, GetFirstRectForCharacterRangeCaretCase) {
 327   const base::string16 kDummyString = base::UTF8ToUTF16("hogehoge");
 328   const size_t kDummyOffset = 0;
 329
 330   gfx::Rect caret_rect(10, 11, 0, 10);
 331   gfx::Range caret_range(0, 0);
 332   ViewHostMsg_SelectionBounds_Params params;
 333
 334   NSRect rect;
 335   NSRange actual_range;
 336   rwhv_mac_->SelectionChanged(kDummyString, kDummyOffset, caret_range);
 337   params.anchor_rect = params.focus_rect = caret_rect;
 338   params.anchor_dir = params.focus_dir = blink::WebTextDirectionLeftToRight;
 339   rwhv_mac_->SelectionBoundsChanged(params);
 340   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 341         caret_range.ToNSRange(),
 342         &rect,
 343         &actual_range));
 344   EXPECT_EQ(caret_rect, gfx::Rect(NSRectToCGRect(rect)));
 345   EXPECT_EQ(caret_range, gfx::Range(actual_range));
 346
 347   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 348         gfx::Range(0, 1).ToNSRange(),
 349         &rect,
 350         &actual_range));
 351   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 352         gfx::Range(1, 1).ToNSRange(),
 353         &rect,
 354         &actual_range));
 355   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 356         gfx::Range(2, 3).ToNSRange(),
 357         &rect,
 358         &actual_range));
 359
 360   // Caret moved.
 361   caret_rect = gfx::Rect(20, 11, 0, 10);
 362   caret_range = gfx::Range(1, 1);
 363   params.anchor_rect = params.focus_rect = caret_rect;
 364   rwhv_mac_->SelectionChanged(kDummyString, kDummyOffset, caret_range);
 365   rwhv_mac_->SelectionBoundsChanged(params);
 366   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 367         caret_range.ToNSRange(),
 368         &rect,
 369         &actual_range));
 370   EXPECT_EQ(caret_rect, gfx::Rect(NSRectToCGRect(rect)));
 371   EXPECT_EQ(caret_range, gfx::Range(actual_range));
 372
 373   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 374         gfx::Range(0, 0).ToNSRange(),
 375         &rect,
 376         &actual_range));
 377   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 378         gfx::Range(1, 2).ToNSRange(),
 379         &rect,
 380         &actual_range));
 381   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 382         gfx::Range(2, 3).ToNSRange(),
 383         &rect,
 384         &actual_range));
 385
 386   // No caret.
 387   caret_range = gfx::Range(1, 2);
 388   rwhv_mac_->SelectionChanged(kDummyString, kDummyOffset, caret_range);
 389   params.anchor_rect = caret_rect;
 390   params.focus_rect = gfx::Rect(30, 11, 0, 10);
 391   rwhv_mac_->SelectionBoundsChanged(params);
 392   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 393         gfx::Range(0, 0).ToNSRange(),
 394         &rect,
 395         &actual_range));
 396   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 397         gfx::Range(0, 1).ToNSRange(),
 398         &rect,
 399         &actual_range));
 400   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 401         gfx::Range(1, 1).ToNSRange(),
 402         &rect,
 403         &actual_range));
 404   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 405         gfx::Range(1, 2).ToNSRange(),
 406         &rect,
 407         &actual_range));
 408   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 409         gfx::Range(2, 2).ToNSRange(),
 410         &rect,
 411         &actual_range));
 412 }
 413
 414 TEST_F(RenderWidgetHostViewMacTest, UpdateCompositionSinglelineCase) {
 415   const gfx::Point kOrigin(10, 11);
 416   const gfx::Size kBoundsUnit(10, 20);
 417
 418   NSRect rect;
 419   // Make sure not crashing by passing NULL pointer instead of |actual_range|.
 420   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 421       gfx::Range(0, 0).ToNSRange(),
 422       &rect,
 423       NULL));
 424
 425   // If there are no update from renderer, always returned caret position.
 426   NSRange actual_range;
 427   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 428       gfx::Range(0, 0).ToNSRange(),
 429       &rect,
 430       &actual_range));
 431   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 432       gfx::Range(0, 1).ToNSRange(),
 433       &rect,
 434       &actual_range));
 435   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 436       gfx::Range(1, 0).ToNSRange(),
 437       &rect,
 438       &actual_range));
 439   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 440       gfx::Range(1, 1).ToNSRange(),
 441       &rect,
 442       &actual_range));
 443   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 444       gfx::Range(1, 2).ToNSRange(),
 445       &rect,
 446       &actual_range));
 447
 448   // If the firstRectForCharacterRange is failed in renderer, empty rect vector
 449   // is sent. Make sure this does not crash.
 450   rwhv_mac_->ImeCompositionRangeChanged(gfx::Range(10, 12),
 451                                         std::vector<gfx::Rect>());
 452   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 453       gfx::Range(10, 11).ToNSRange(),
 454       &rect,
 455       NULL));
 456
 457   const int kCompositionLength = 10;
 458   std::vector<gfx::Rect> composition_bounds;
 459   const int kCompositionStart = 3;
 460   const gfx::Range kCompositionRange(kCompositionStart,
 461                                     kCompositionStart + kCompositionLength);
 462   GenerateCompositionRectArray(kOrigin,
 463                                kBoundsUnit,
 464                                kCompositionLength,
 465                                std::vector<size_t>(),
 466                                &composition_bounds);
 467   rwhv_mac_->ImeCompositionRangeChanged(kCompositionRange, composition_bounds);
 468
 469   // Out of range requests will return caret position.
 470   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 471       gfx::Range(0, 0).ToNSRange(),
 472       &rect,
 473       &actual_range));
 474   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 475       gfx::Range(1, 1).ToNSRange(),
 476       &rect,
 477       &actual_range));
 478   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 479       gfx::Range(1, 2).ToNSRange(),
 480       &rect,
 481       &actual_range));
 482   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 483       gfx::Range(2, 2).ToNSRange(),
 484       &rect,
 485       &actual_range));
 486   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 487       gfx::Range(13, 14).ToNSRange(),
 488       &rect,
 489       &actual_range));
 490   EXPECT_FALSE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 491       gfx::Range(14, 15).ToNSRange(),
 492       &rect,
 493       &actual_range));
 494
 495   for (int i = 0; i <= kCompositionLength; ++i) {
 496     for (int j = 0; j <= kCompositionLength - i; ++j) {
 497       const gfx::Range range(i, i + j);
 498       const gfx::Rect expected_rect = GetExpectedRect(kOrigin,
 499                                                       kBoundsUnit,
 500                                                       range,
 501                                                       0);
 502       const NSRange request_range = gfx::Range(
 503           kCompositionStart + range.start(),
 504           kCompositionStart + range.end()).ToNSRange();
 505       EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 506             request_range,
 507             &rect,
 508             &actual_range));
 509       EXPECT_EQ(gfx::Range(request_range), gfx::Range(actual_range));
 510       EXPECT_EQ(expected_rect, gfx::Rect(NSRectToCGRect(rect)));
 511
 512       // Make sure not crashing by passing NULL pointer instead of
 513       // |actual_range|.
 514       EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(
 515             request_range,
 516             &rect,
 517             NULL));
 518     }
 519   }
 520 }
 521
 522 TEST_F(RenderWidgetHostViewMacTest, UpdateCompositionMultilineCase) {
 523   const gfx::Point kOrigin(10, 11);
 524   const gfx::Size kBoundsUnit(10, 20);
 525   NSRect rect;
 526
 527   const int kCompositionLength = 30;
 528   std::vector<gfx::Rect> composition_bounds;
 529   const gfx::Range kCompositionRange(0, kCompositionLength);
 530   // Set breaking point at 10 and 20.
 531   std::vector<size_t> break_points;
 532   break_points.push_back(10);
 533   break_points.push_back(20);
 534   GenerateCompositionRectArray(kOrigin,
 535                                kBoundsUnit,
 536                                kCompositionLength,
 537                                break_points,
 538                                &composition_bounds);
 539   rwhv_mac_->ImeCompositionRangeChanged(kCompositionRange, composition_bounds);
 540
 541   // Range doesn't contain line breaking point.
 542   gfx::Range range;
 543   range = gfx::Range(5, 8);
 544   NSRange actual_range;
 545   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 546                                                              &rect,
 547                                                              &actual_range));
 548   EXPECT_EQ(range, gfx::Range(actual_range));
 549   EXPECT_EQ(
 550       GetExpectedRect(kOrigin, kBoundsUnit, range, 0),
 551       gfx::Rect(NSRectToCGRect(rect)));
 552   range = gfx::Range(15, 18);
 553   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 554                                                              &rect,
 555                                                              &actual_range));
 556   EXPECT_EQ(range, gfx::Range(actual_range));
 557   EXPECT_EQ(
 558       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(5, 8), 1),
 559       gfx::Rect(NSRectToCGRect(rect)));
 560   range = gfx::Range(25, 28);
 561   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 562                                                              &rect,
 563                                                              &actual_range));
 564   EXPECT_EQ(range, gfx::Range(actual_range));
 565   EXPECT_EQ(
 566       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(5, 8), 2),
 567       gfx::Rect(NSRectToCGRect(rect)));
 568
 569   // Range contains line breaking point.
 570   range = gfx::Range(8, 12);
 571   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 572                                                              &rect,
 573                                                              &actual_range));
 574   EXPECT_EQ(gfx::Range(8, 10), gfx::Range(actual_range));
 575   EXPECT_EQ(
 576       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(8, 10), 0),
 577       gfx::Rect(NSRectToCGRect(rect)));
 578   range = gfx::Range(18, 22);
 579   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 580                                                              &rect,
 581                                                              &actual_range));
 582   EXPECT_EQ(gfx::Range(18, 20), gfx::Range(actual_range));
 583   EXPECT_EQ(
 584       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(8, 10), 1),
 585       gfx::Rect(NSRectToCGRect(rect)));
 586
 587   // Start point is line breaking point.
 588   range = gfx::Range(10, 12);
 589   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 590                                                              &rect,
 591                                                              &actual_range));
 592   EXPECT_EQ(gfx::Range(10, 12), gfx::Range(actual_range));
 593   EXPECT_EQ(
 594       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(0, 2), 1),
 595       gfx::Rect(NSRectToCGRect(rect)));
 596   range = gfx::Range(20, 22);
 597   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 598                                                              &rect,
 599                                                              &actual_range));
 600   EXPECT_EQ(gfx::Range(20, 22), gfx::Range(actual_range));
 601   EXPECT_EQ(
 602       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(0, 2), 2),
 603       gfx::Rect(NSRectToCGRect(rect)));
 604
 605   // End point is line breaking point.
 606   range = gfx::Range(5, 10);
 607   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 608                                                              &rect,
 609                                                              &actual_range));
 610   EXPECT_EQ(gfx::Range(5, 10), gfx::Range(actual_range));
 611   EXPECT_EQ(
 612       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(5, 10), 0),
 613       gfx::Rect(NSRectToCGRect(rect)));
 614   range = gfx::Range(15, 20);
 615   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 616                                                              &rect,
 617                                                              &actual_range));
 618   EXPECT_EQ(gfx::Range(15, 20), gfx::Range(actual_range));
 619   EXPECT_EQ(
 620       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(5, 10), 1),
 621       gfx::Rect(NSRectToCGRect(rect)));
 622
 623   // Start and end point are same line breaking point.
 624   range = gfx::Range(10, 10);
 625   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 626                                                              &rect,
 627                                                              &actual_range));
 628   EXPECT_EQ(gfx::Range(10, 10), gfx::Range(actual_range));
 629   EXPECT_EQ(
 630       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(0, 0), 1),
 631       gfx::Rect(NSRectToCGRect(rect)));
 632   range = gfx::Range(20, 20);
 633   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 634                                                              &rect,
 635                                                              &actual_range));
 636   EXPECT_EQ(gfx::Range(20, 20), gfx::Range(actual_range));
 637   EXPECT_EQ(
 638       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(0, 0), 2),
 639       gfx::Rect(NSRectToCGRect(rect)));
 640
 641   // Start and end point are different line breaking point.
 642   range = gfx::Range(10, 20);
 643   EXPECT_TRUE(rwhv_mac_->GetCachedFirstRectForCharacterRange(range.ToNSRange(),
 644                                                              &rect,
 645                                                              &actual_range));
 646   EXPECT_EQ(gfx::Range(10, 20), gfx::Range(actual_range));
 647   EXPECT_EQ(
 648       GetExpectedRect(kOrigin, kBoundsUnit, gfx::Range(0, 10), 1),
 649       gfx::Rect(NSRectToCGRect(rect)));
 650 }
 651
 652 // Verify that |SetActive()| calls |RenderWidgetHostImpl::Blur()| and
 653 // |RenderWidgetHostImp::Focus()|.
 654 TEST_F(RenderWidgetHostViewMacTest, BlurAndFocusOnSetActive) {
 655   MockRenderWidgetHostDelegate delegate;
 656   TestBrowserContext browser_context;
 657   MockRenderProcessHost* process_host =
 658       new MockRenderProcessHost(&browser_context);
 659
 660   // Owned by its |cocoa_view()|.
 661   MockRenderWidgetHostImpl* rwh = new MockRenderWidgetHostImpl(
 662       &delegate, process_host, MSG_ROUTING_NONE);
 663   RenderWidgetHostViewMac* view = static_cast<RenderWidgetHostViewMac*>(
 664       RenderWidgetHostView::CreateViewForWidget(rwh));
 665
 666   base::scoped_nsobject<CocoaTestHelperWindow> window(
 667       [[CocoaTestHelperWindow alloc] init]);
 668   [[window contentView] addSubview:view->cocoa_view()];
 669
 670   EXPECT_CALL(*rwh, Focus());
 671   [window makeFirstResponder:view->cocoa_view()];
 672   testing::Mock::VerifyAndClearExpectations(rwh);
 673
 674   EXPECT_CALL(*rwh, Blur());
 675   view->SetActive(false);
 676   testing::Mock::VerifyAndClearExpectations(rwh);
 677
 678   EXPECT_CALL(*rwh, Focus());
 679   view->SetActive(true);
 680   testing::Mock::VerifyAndClearExpectations(rwh);
 681
 682   // Unsetting first responder should blur.
 683   EXPECT_CALL(*rwh, Blur());
 684   [window makeFirstResponder:nil];
 685   testing::Mock::VerifyAndClearExpectations(rwh);
 686
 687   // |SetActive()| shoud not focus if view is not first responder.
 688   EXPECT_CALL(*rwh, Focus()).Times(0);
 689   view->SetActive(true);
 690   testing::Mock::VerifyAndClearExpectations(rwh);
 691
 692   // Clean up.
 693   rwh->Shutdown();
 694 }
 695
 696 TEST_F(RenderWidgetHostViewMacTest, ScrollWheelEndEventDelivery) {
 697   // This tests Lion+ functionality, so don't run the test pre-Lion.
 698   if (!base::mac::IsOSLionOrLater())
 699     return;
 700
 701   // Initialize the view associated with a MockRenderWidgetHostImpl, rather than
 702   // the MockRenderProcessHost that is set up by the test harness which mocks
 703   // out |OnMessageReceived()|.
 704   TestBrowserContext browser_context;
 705   MockRenderProcessHost* process_host =
 706       new MockRenderProcessHost(&browser_context);
 707   MockRenderWidgetHostDelegate delegate;
 708   MockRenderWidgetHostImpl* host = new MockRenderWidgetHostImpl(
 709       &delegate, process_host, MSG_ROUTING_NONE);
 710   RenderWidgetHostViewMac* view = static_cast<RenderWidgetHostViewMac*>(
 711       RenderWidgetHostView::CreateViewForWidget(host));
 712
 713   // Send an initial wheel event with NSEventPhaseBegan to the view.
 714   NSEvent* event1 = MockScrollWheelEventWithPhase(@selector(phaseBegan), 0);
 715   [view->cocoa_view() scrollWheel:event1];
 716   ASSERT_EQ(1U, process_host->sink().message_count());
 717
 718   // Send an ACK for the first wheel event, so that the queue will be flushed.
 719   scoped_ptr<IPC::Message> response(new InputHostMsg_HandleInputEvent_ACK(
 720       0, blink::WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_CONSUMED,
 721       ui::LatencyInfo()));
 722   host->OnMessageReceived(*response);
 723
 724   // Post the NSEventPhaseEnded wheel event to NSApp and check whether the
 725   // render view receives it.
 726   NSEvent* event2 = MockScrollWheelEventWithPhase(@selector(phaseEnded), 0);
 727   [NSApp postEvent:event2 atStart:NO];
 728   base::MessageLoop::current()->RunUntilIdle();
 729   ASSERT_EQ(2U, process_host->sink().message_count());
 730
 731   // Clean up.
 732   host->Shutdown();
 733 }
 734
 735 TEST_F(RenderWidgetHostViewMacTest, IgnoreEmptyUnhandledWheelEvent) {
 736   // This tests Lion+ functionality, so don't run the test pre-Lion.
 737   if (!base::mac::IsOSLionOrLater())
 738     return;
 739
 740   // Initialize the view associated with a MockRenderWidgetHostImpl, rather than
 741   // the MockRenderProcessHost that is set up by the test harness which mocks
 742   // out |OnMessageReceived()|.
 743   TestBrowserContext browser_context;
 744   MockRenderProcessHost* process_host =
 745       new MockRenderProcessHost(&browser_context);
 746   MockRenderWidgetHostDelegate delegate;
 747   MockRenderWidgetHostImpl* host = new MockRenderWidgetHostImpl(
 748       &delegate, process_host, MSG_ROUTING_NONE);
 749   RenderWidgetHostViewMac* view = static_cast<RenderWidgetHostViewMac*>(
 750       RenderWidgetHostView::CreateViewForWidget(host));
 751
 752   // Add a delegate to the view.
 753   base::scoped_nsobject<MockRenderWidgetHostViewMacDelegate> view_delegate(
 754       [[MockRenderWidgetHostViewMacDelegate alloc] init]);
 755   view->SetDelegate(view_delegate.get());
 756
 757   // Send an initial wheel event for scrolling by 3 lines.
 758   NSEvent* event1 = MockScrollWheelEventWithPhase(@selector(phaseBegan), 3);
 759   [view->cocoa_view() scrollWheel:event1];
 760   ASSERT_EQ(1U, process_host->sink().message_count());
 761   process_host->sink().ClearMessages();
 762
 763   // Indicate that the wheel event was unhandled.
 764   scoped_ptr<IPC::Message> response1(new InputHostMsg_HandleInputEvent_ACK(0,
 765       blink::WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_NOT_CONSUMED,
 766       ui::LatencyInfo()));
 767   host->OnMessageReceived(*response1);
 768
 769   // Check that the view delegate got an unhandled wheel event.
 770   ASSERT_EQ(YES, view_delegate.get().unhandledWheelEventReceived);
 771   view_delegate.get().unhandledWheelEventReceived = NO;
 772
 773   // Send another wheel event, this time for scrolling by 0 lines (empty event).
 774   NSEvent* event2 = MockScrollWheelEventWithPhase(@selector(phaseChanged), 0);
 775   [view->cocoa_view() scrollWheel:event2];
 776   ASSERT_EQ(1U, process_host->sink().message_count());
 777
 778   // Indicate that the wheel event was also unhandled.
 779   scoped_ptr<IPC::Message> response2(new InputHostMsg_HandleInputEvent_ACK(0,
 780       blink::WebInputEvent::MouseWheel, INPUT_EVENT_ACK_STATE_NOT_CONSUMED,
 781       ui::LatencyInfo()));
 782   host->OnMessageReceived(*response2);
 783
 784   // Check that the view delegate ignored the empty unhandled wheel event.
 785   ASSERT_EQ(NO, view_delegate.get().unhandledWheelEventReceived);
 786
 787   // Clean up.
 788   host->Shutdown();
 789 }
 790
 791 }  // namespace content