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