/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "APZCTreeManagerTester.h" #include "APZTestCommon.h" #include "InputUtils.h" class APZHitTestingTester : public APZCTreeManagerTester { protected: ScreenToParentLayerMatrix4x4 transformToApzc; ParentLayerToScreenMatrix4x4 transformToGecko; already_AddRefed GetTargetAPZC(const ScreenPoint& aPoint) { RefPtr hit = manager->GetTargetAPZC(aPoint, nullptr); if (hit) { transformToApzc = manager->GetScreenToApzcTransform(hit.get()); transformToGecko = manager->GetApzcToGeckoTransform(hit.get()); } return hit.forget(); } protected: void CreateHitTesting1LayerTree() { const char* layerTreeSyntax = "c(tttt)"; // LayerID 0 1234 nsIntRegion layerVisibleRegion[] = { nsIntRegion(IntRect(0,0,100,100)), nsIntRegion(IntRect(0,0,100,100)), nsIntRegion(IntRect(10,10,20,20)), nsIntRegion(IntRect(10,10,20,20)), nsIntRegion(IntRect(5,5,20,20)), }; root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, nullptr, lm, layers); } void CreateHitTesting2LayerTree() { const char* layerTreeSyntax = "c(tc(t))"; // LayerID 0 12 3 nsIntRegion layerVisibleRegion[] = { nsIntRegion(IntRect(0,0,100,100)), nsIntRegion(IntRect(10,10,40,40)), nsIntRegion(IntRect(10,60,40,40)), nsIntRegion(IntRect(10,60,40,40)), }; Matrix4x4 transforms[] = { Matrix4x4(), Matrix4x4(), Matrix4x4::Scaling(2, 1, 1), Matrix4x4(), }; root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, transforms, lm, layers); SetScrollableFrameMetrics(root, FrameMetrics::START_SCROLL_ID, CSSRect(0, 0, 200, 200)); SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID + 1, CSSRect(0, 0, 80, 80)); SetScrollableFrameMetrics(layers[3], FrameMetrics::START_SCROLL_ID + 2, CSSRect(0, 0, 80, 80)); } void DisableApzOn(Layer* aLayer) { ScrollMetadata m = aLayer->GetScrollMetadata(0); m.SetForceDisableApz(true); aLayer->SetScrollMetadata(m); } void CreateComplexMultiLayerTree() { const char* layerTreeSyntax = "c(tc(t)tc(c(t)tt))"; // LayerID 0 12 3 45 6 7 89 nsIntRegion layerVisibleRegion[] = { nsIntRegion(IntRect(0,0,300,400)), // root(0) nsIntRegion(IntRect(0,0,100,100)), // thebes(1) in top-left nsIntRegion(IntRect(50,50,200,300)), // container(2) centered in root(0) nsIntRegion(IntRect(50,50,200,300)), // thebes(3) fully occupying parent container(2) nsIntRegion(IntRect(0,200,100,100)), // thebes(4) in bottom-left nsIntRegion(IntRect(200,0,100,400)), // container(5) along the right 100px of root(0) nsIntRegion(IntRect(200,0,100,200)), // container(6) taking up the top half of parent container(5) nsIntRegion(IntRect(200,0,100,200)), // thebes(7) fully occupying parent container(6) nsIntRegion(IntRect(200,200,100,100)), // thebes(8) in bottom-right (below (6)) nsIntRegion(IntRect(200,300,100,100)), // thebes(9) in bottom-right (below (8)) }; root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, nullptr, lm, layers); SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID); SetScrollableFrameMetrics(layers[2], FrameMetrics::START_SCROLL_ID); SetScrollableFrameMetrics(layers[4], FrameMetrics::START_SCROLL_ID + 1); SetScrollableFrameMetrics(layers[6], FrameMetrics::START_SCROLL_ID + 1); SetScrollableFrameMetrics(layers[7], FrameMetrics::START_SCROLL_ID + 2); SetScrollableFrameMetrics(layers[8], FrameMetrics::START_SCROLL_ID + 1); SetScrollableFrameMetrics(layers[9], FrameMetrics::START_SCROLL_ID + 3); } void CreateBug1148350LayerTree() { const char* layerTreeSyntax = "c(t)"; // LayerID 0 1 nsIntRegion layerVisibleRegion[] = { nsIntRegion(IntRect(0,0,200,200)), nsIntRegion(IntRect(0,0,200,200)), }; root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, nullptr, lm, layers); SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID); } }; // A simple hit testing test that doesn't involve any transforms on layers. TEST_F(APZHitTestingTester, HitTesting1) { CreateHitTesting1LayerTree(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); // No APZC attached so hit testing will return no APZC at (20,20) RefPtr hit = GetTargetAPZC(ScreenPoint(20, 20)); TestAsyncPanZoomController* nullAPZC = nullptr; EXPECT_EQ(nullAPZC, hit.get()); EXPECT_EQ(ScreenToParentLayerMatrix4x4(), transformToApzc); EXPECT_EQ(ParentLayerToScreenMatrix4x4(), transformToGecko); uint32_t paintSequenceNumber = 0; // Now we have a root APZC that will match the page SetScrollableFrameMetrics(root, FrameMetrics::START_SCROLL_ID); manager->UpdateHitTestingTree(0, root, false, 0, paintSequenceNumber++); hit = GetTargetAPZC(ScreenPoint(15, 15)); EXPECT_EQ(ApzcOf(root), hit.get()); // expect hit point at LayerIntPoint(15, 15) EXPECT_EQ(ParentLayerPoint(15, 15), transformToApzc.TransformPoint(ScreenPoint(15, 15))); EXPECT_EQ(ScreenPoint(15, 15), transformToGecko.TransformPoint(ParentLayerPoint(15, 15))); // Now we have a sub APZC with a better fit SetScrollableFrameMetrics(layers[3], FrameMetrics::START_SCROLL_ID + 1); manager->UpdateHitTestingTree(0, root, false, 0, paintSequenceNumber++); EXPECT_NE(ApzcOf(root), ApzcOf(layers[3])); hit = GetTargetAPZC(ScreenPoint(25, 25)); EXPECT_EQ(ApzcOf(layers[3]), hit.get()); // expect hit point at LayerIntPoint(25, 25) EXPECT_EQ(ParentLayerPoint(25, 25), transformToApzc.TransformPoint(ScreenPoint(25, 25))); EXPECT_EQ(ScreenPoint(25, 25), transformToGecko.TransformPoint(ParentLayerPoint(25, 25))); // At this point, layers[4] obscures layers[3] at the point (15, 15) so // hitting there should hit the root APZC hit = GetTargetAPZC(ScreenPoint(15, 15)); EXPECT_EQ(ApzcOf(root), hit.get()); // Now test hit testing when we have two scrollable layers SetScrollableFrameMetrics(layers[4], FrameMetrics::START_SCROLL_ID + 2); manager->UpdateHitTestingTree(0, root, false, 0, paintSequenceNumber++); hit = GetTargetAPZC(ScreenPoint(15, 15)); EXPECT_EQ(ApzcOf(layers[4]), hit.get()); // expect hit point at LayerIntPoint(15, 15) EXPECT_EQ(ParentLayerPoint(15, 15), transformToApzc.TransformPoint(ScreenPoint(15, 15))); EXPECT_EQ(ScreenPoint(15, 15), transformToGecko.TransformPoint(ParentLayerPoint(15, 15))); // Hit test ouside the reach of layer[3,4] but inside root hit = GetTargetAPZC(ScreenPoint(90, 90)); EXPECT_EQ(ApzcOf(root), hit.get()); // expect hit point at LayerIntPoint(90, 90) EXPECT_EQ(ParentLayerPoint(90, 90), transformToApzc.TransformPoint(ScreenPoint(90, 90))); EXPECT_EQ(ScreenPoint(90, 90), transformToGecko.TransformPoint(ParentLayerPoint(90, 90))); // Hit test ouside the reach of any layer hit = GetTargetAPZC(ScreenPoint(1000, 10)); EXPECT_EQ(nullAPZC, hit.get()); EXPECT_EQ(ScreenToParentLayerMatrix4x4(), transformToApzc); EXPECT_EQ(ParentLayerToScreenMatrix4x4(), transformToGecko); hit = GetTargetAPZC(ScreenPoint(-1000, 10)); EXPECT_EQ(nullAPZC, hit.get()); EXPECT_EQ(ScreenToParentLayerMatrix4x4(), transformToApzc); EXPECT_EQ(ParentLayerToScreenMatrix4x4(), transformToGecko); } // A more involved hit testing test that involves css and async transforms. TEST_F(APZHitTestingTester, HitTesting2) { SCOPED_GFX_PREF(APZVelocityBias, float, 0.0); // Velocity bias can cause extra repaint requests CreateHitTesting2LayerTree(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); // At this point, the following holds (all coordinates in screen pixels): // layers[0] has content from (0,0)-(200,200), clipped by composition bounds (0,0)-(100,100) // layers[1] has content from (10,10)-(90,90), clipped by composition bounds (10,10)-(50,50) // layers[2] has content from (20,60)-(100,100). no clipping as it's not a scrollable layer // layers[3] has content from (20,60)-(180,140), clipped by composition bounds (20,60)-(100,100) TestAsyncPanZoomController* apzcroot = ApzcOf(root); TestAsyncPanZoomController* apzc1 = ApzcOf(layers[1]); TestAsyncPanZoomController* apzc3 = ApzcOf(layers[3]); // Hit an area that's clearly on the root layer but not any of the child layers. RefPtr hit = GetTargetAPZC(ScreenPoint(75, 25)); EXPECT_EQ(apzcroot, hit.get()); EXPECT_EQ(ParentLayerPoint(75, 25), transformToApzc.TransformPoint(ScreenPoint(75, 25))); EXPECT_EQ(ScreenPoint(75, 25), transformToGecko.TransformPoint(ParentLayerPoint(75, 25))); // Hit an area on the root that would be on layers[3] if layers[2] // weren't transformed. // Note that if layers[2] were scrollable, then this would hit layers[2] // because its composition bounds would be at (10,60)-(50,100) (and the // scale-only transform that we set on layers[2] would be invalid because // it would place the layer into overscroll, as its composition bounds // start at x=10 but its content at x=20). hit = GetTargetAPZC(ScreenPoint(15, 75)); EXPECT_EQ(apzcroot, hit.get()); EXPECT_EQ(ParentLayerPoint(15, 75), transformToApzc.TransformPoint(ScreenPoint(15, 75))); EXPECT_EQ(ScreenPoint(15, 75), transformToGecko.TransformPoint(ParentLayerPoint(15, 75))); // Hit an area on layers[1]. hit = GetTargetAPZC(ScreenPoint(25, 25)); EXPECT_EQ(apzc1, hit.get()); EXPECT_EQ(ParentLayerPoint(25, 25), transformToApzc.TransformPoint(ScreenPoint(25, 25))); EXPECT_EQ(ScreenPoint(25, 25), transformToGecko.TransformPoint(ParentLayerPoint(25, 25))); // Hit an area on layers[3]. hit = GetTargetAPZC(ScreenPoint(25, 75)); EXPECT_EQ(apzc3, hit.get()); // transformToApzc should unapply layers[2]'s transform EXPECT_EQ(ParentLayerPoint(12.5, 75), transformToApzc.TransformPoint(ScreenPoint(25, 75))); // and transformToGecko should reapply it EXPECT_EQ(ScreenPoint(25, 75), transformToGecko.TransformPoint(ParentLayerPoint(12.5, 75))); // Hit an area on layers[3] that would be on the root if layers[2] // weren't transformed. hit = GetTargetAPZC(ScreenPoint(75, 75)); EXPECT_EQ(apzc3, hit.get()); // transformToApzc should unapply layers[2]'s transform EXPECT_EQ(ParentLayerPoint(37.5, 75), transformToApzc.TransformPoint(ScreenPoint(75, 75))); // and transformToGecko should reapply it EXPECT_EQ(ScreenPoint(75, 75), transformToGecko.TransformPoint(ParentLayerPoint(37.5, 75))); // Pan the root layer upward by 50 pixels. // This causes layers[1] to scroll out of view, and an async transform // of -50 to be set on the root layer. EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(1); // This first pan will move the APZC by 50 pixels, and dispatch a paint request. // Since this paint request is in the queue to Gecko, transformToGecko will // take it into account. ApzcPanNoFling(apzcroot, 100, 50); // Hit where layers[3] used to be. It should now hit the root. hit = GetTargetAPZC(ScreenPoint(75, 75)); EXPECT_EQ(apzcroot, hit.get()); // transformToApzc doesn't unapply the root's own async transform EXPECT_EQ(ParentLayerPoint(75, 75), transformToApzc.TransformPoint(ScreenPoint(75, 75))); // and transformToGecko unapplies it and then reapplies it, because by the // time the event being transformed reaches Gecko the new paint request will // have been handled. EXPECT_EQ(ScreenPoint(75, 75), transformToGecko.TransformPoint(ParentLayerPoint(75, 75))); // Hit where layers[1] used to be and where layers[3] should now be. hit = GetTargetAPZC(ScreenPoint(25, 25)); EXPECT_EQ(apzc3, hit.get()); // transformToApzc unapplies both layers[2]'s css transform and the root's // async transform EXPECT_EQ(ParentLayerPoint(12.5, 75), transformToApzc.TransformPoint(ScreenPoint(25, 25))); // transformToGecko reapplies both the css transform and the async transform // because we have already issued a paint request with it. EXPECT_EQ(ScreenPoint(25, 25), transformToGecko.TransformPoint(ParentLayerPoint(12.5, 75))); // This second pan will move the APZC by another 50 pixels. EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(1); ApzcPanNoFling(apzcroot, 100, 50); // Hit where layers[3] used to be. It should now hit the root. hit = GetTargetAPZC(ScreenPoint(75, 75)); EXPECT_EQ(apzcroot, hit.get()); // transformToApzc doesn't unapply the root's own async transform EXPECT_EQ(ParentLayerPoint(75, 75), transformToApzc.TransformPoint(ScreenPoint(75, 75))); // transformToGecko unapplies the full async transform of -100 pixels EXPECT_EQ(ScreenPoint(75, 75), transformToGecko.TransformPoint(ParentLayerPoint(75, 75))); // Hit where layers[1] used to be. It should now hit the root. hit = GetTargetAPZC(ScreenPoint(25, 25)); EXPECT_EQ(apzcroot, hit.get()); // transformToApzc doesn't unapply the root's own async transform EXPECT_EQ(ParentLayerPoint(25, 25), transformToApzc.TransformPoint(ScreenPoint(25, 25))); // transformToGecko unapplies the full async transform of -100 pixels EXPECT_EQ(ScreenPoint(25, 25), transformToGecko.TransformPoint(ParentLayerPoint(25, 25))); } TEST_F(APZHitTestingTester, ComplexMultiLayerTree) { CreateComplexMultiLayerTree(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); /* The layer tree looks like this: 0 |----|--+--|----| 1 2 4 5 | /|\ 3 6 8 9 | 7 Layers 1,2 have the same APZC Layers 4,6,8 have the same APZC Layer 7 has an APZC Layer 9 has an APZC */ TestAsyncPanZoomController* nullAPZC = nullptr; // Ensure all the scrollable layers have an APZC EXPECT_FALSE(layers[0]->HasScrollableFrameMetrics()); EXPECT_NE(nullAPZC, ApzcOf(layers[1])); EXPECT_NE(nullAPZC, ApzcOf(layers[2])); EXPECT_FALSE(layers[3]->HasScrollableFrameMetrics()); EXPECT_NE(nullAPZC, ApzcOf(layers[4])); EXPECT_FALSE(layers[5]->HasScrollableFrameMetrics()); EXPECT_NE(nullAPZC, ApzcOf(layers[6])); EXPECT_NE(nullAPZC, ApzcOf(layers[7])); EXPECT_NE(nullAPZC, ApzcOf(layers[8])); EXPECT_NE(nullAPZC, ApzcOf(layers[9])); // Ensure those that scroll together have the same APZCs EXPECT_EQ(ApzcOf(layers[1]), ApzcOf(layers[2])); EXPECT_EQ(ApzcOf(layers[4]), ApzcOf(layers[6])); EXPECT_EQ(ApzcOf(layers[8]), ApzcOf(layers[6])); // Ensure those that don't scroll together have different APZCs EXPECT_NE(ApzcOf(layers[1]), ApzcOf(layers[4])); EXPECT_NE(ApzcOf(layers[1]), ApzcOf(layers[7])); EXPECT_NE(ApzcOf(layers[1]), ApzcOf(layers[9])); EXPECT_NE(ApzcOf(layers[4]), ApzcOf(layers[7])); EXPECT_NE(ApzcOf(layers[4]), ApzcOf(layers[9])); EXPECT_NE(ApzcOf(layers[7]), ApzcOf(layers[9])); // Ensure the APZC parent chains are set up correctly TestAsyncPanZoomController* layers1_2 = ApzcOf(layers[1]); TestAsyncPanZoomController* layers4_6_8 = ApzcOf(layers[4]); TestAsyncPanZoomController* layer7 = ApzcOf(layers[7]); TestAsyncPanZoomController* layer9 = ApzcOf(layers[9]); EXPECT_EQ(nullptr, layers1_2->GetParent()); EXPECT_EQ(nullptr, layers4_6_8->GetParent()); EXPECT_EQ(layers4_6_8, layer7->GetParent()); EXPECT_EQ(nullptr, layer9->GetParent()); // Ensure the hit-testing tree looks like the layer tree RefPtr root = manager->GetRootNode(); RefPtr node5 = root->GetLastChild(); RefPtr node4 = node5->GetPrevSibling(); RefPtr node2 = node4->GetPrevSibling(); RefPtr node1 = node2->GetPrevSibling(); RefPtr node3 = node2->GetLastChild(); RefPtr node9 = node5->GetLastChild(); RefPtr node8 = node9->GetPrevSibling(); RefPtr node6 = node8->GetPrevSibling(); RefPtr node7 = node6->GetLastChild(); EXPECT_EQ(nullptr, node1->GetPrevSibling()); EXPECT_EQ(nullptr, node3->GetPrevSibling()); EXPECT_EQ(nullptr, node6->GetPrevSibling()); EXPECT_EQ(nullptr, node7->GetPrevSibling()); EXPECT_EQ(nullptr, node1->GetLastChild()); EXPECT_EQ(nullptr, node3->GetLastChild()); EXPECT_EQ(nullptr, node4->GetLastChild()); EXPECT_EQ(nullptr, node7->GetLastChild()); EXPECT_EQ(nullptr, node8->GetLastChild()); EXPECT_EQ(nullptr, node9->GetLastChild()); RefPtr hit = GetTargetAPZC(ScreenPoint(25, 25)); EXPECT_EQ(ApzcOf(layers[1]), hit.get()); hit = GetTargetAPZC(ScreenPoint(275, 375)); EXPECT_EQ(ApzcOf(layers[9]), hit.get()); hit = GetTargetAPZC(ScreenPoint(250, 100)); EXPECT_EQ(ApzcOf(layers[7]), hit.get()); } TEST_F(APZHitTestingTester, TestRepaintFlushOnNewInputBlock) { SCOPED_GFX_PREF(TouchActionEnabled, bool, false); // The main purpose of this test is to verify that touch-start events (or anything // that starts a new input block) don't ever get untransformed. This should always // hold because the APZ code should flush repaints when we start a new input block // and the transform to gecko space should be empty. CreateSimpleScrollingLayer(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); TestAsyncPanZoomController* apzcroot = ApzcOf(root); // At this point, the following holds (all coordinates in screen pixels): // layers[0] has content from (0,0)-(500,500), clipped by composition bounds (0,0)-(200,200) MockFunction check; { InSequence s; EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(AtLeast(1)); EXPECT_CALL(check, Call("post-first-touch-start")); EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(AtLeast(1)); EXPECT_CALL(check, Call("post-second-fling")); EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(AtLeast(1)); EXPECT_CALL(check, Call("post-second-touch-start")); } // This first pan will move the APZC by 50 pixels, and dispatch a paint request. ApzcPanNoFling(apzcroot, 100, 50); // Verify that a touch start doesn't get untransformed ScreenIntPoint touchPoint(50, 50); MultiTouchInput mti = CreateMultiTouchInput(MultiTouchInput::MULTITOUCH_START, mcc->Time()); mti.mTouches.AppendElement(SingleTouchData(0, touchPoint, ScreenSize(0, 0), 0, 0)); EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(mti, nullptr, nullptr)); EXPECT_EQ(touchPoint, mti.mTouches[0].mScreenPoint); check.Call("post-first-touch-start"); // Send a touchend to clear state mti.mType = MultiTouchInput::MULTITOUCH_END; manager->ReceiveInputEvent(mti, nullptr, nullptr); mcc->AdvanceByMillis(1000); // Now do two pans. The first of these will dispatch a repaint request, as above. // The second will get stuck in the paint throttler because the first one doesn't // get marked as "completed", so this will result in a non-empty LD transform. // (Note that any outstanding repaint requests from the first half of this test // don't impact this half because we advance the time by 1 second, which will trigger // the max-wait-exceeded codepath in the paint throttler). ApzcPanNoFling(apzcroot, 100, 50); check.Call("post-second-fling"); ApzcPanNoFling(apzcroot, 100, 50); // Ensure that a touch start again doesn't get untransformed by flushing // a repaint mti.mType = MultiTouchInput::MULTITOUCH_START; EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(mti, nullptr, nullptr)); EXPECT_EQ(touchPoint, mti.mTouches[0].mScreenPoint); check.Call("post-second-touch-start"); mti.mType = MultiTouchInput::MULTITOUCH_END; EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(mti, nullptr, nullptr)); EXPECT_EQ(touchPoint, mti.mTouches[0].mScreenPoint); } TEST_F(APZHitTestingTester, TestRepaintFlushOnWheelEvents) { // The purpose of this test is to ensure that wheel events trigger a repaint // flush as per bug 1166871, and that the wheel event untransform is a no-op. CreateSimpleScrollingLayer(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); TestAsyncPanZoomController* apzcroot = ApzcOf(root); EXPECT_CALL(*mcc, RequestContentRepaint(_)).Times(AtLeast(3)); ScreenPoint origin(100, 50); for (int i = 0; i < 3; i++) { ScrollWheelInput swi(MillisecondsSinceStartup(mcc->Time()), mcc->Time(), 0, ScrollWheelInput::SCROLLMODE_INSTANT, ScrollWheelInput::SCROLLDELTA_PIXEL, origin, 0, 10, false); EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(swi, nullptr, nullptr)); EXPECT_EQ(origin, swi.mOrigin); AsyncTransform viewTransform; ParentLayerPoint point; apzcroot->SampleContentTransformForFrame(&viewTransform, point); EXPECT_EQ(0, point.x); EXPECT_EQ((i + 1) * 10, point.y); EXPECT_EQ(0, viewTransform.mTranslation.x); EXPECT_EQ((i + 1) * -10, viewTransform.mTranslation.y); mcc->AdvanceByMillis(5); } } TEST_F(APZHitTestingTester, TestForceDisableApz) { CreateSimpleScrollingLayer(); DisableApzOn(root); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); TestAsyncPanZoomController* apzcroot = ApzcOf(root); ScreenPoint origin(100, 50); ScrollWheelInput swi(MillisecondsSinceStartup(mcc->Time()), mcc->Time(), 0, ScrollWheelInput::SCROLLMODE_INSTANT, ScrollWheelInput::SCROLLDELTA_PIXEL, origin, 0, 10, false); EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(swi, nullptr, nullptr)); EXPECT_EQ(origin, swi.mOrigin); AsyncTransform viewTransform; ParentLayerPoint point; apzcroot->SampleContentTransformForFrame(&viewTransform, point); // Since APZ is force-disabled, we expect to see the async transform via // the NORMAL AsyncMode, but not via the RESPECT_FORCE_DISABLE AsyncMode. EXPECT_EQ(0, point.x); EXPECT_EQ(10, point.y); EXPECT_EQ(0, viewTransform.mTranslation.x); EXPECT_EQ(-10, viewTransform.mTranslation.y); viewTransform = apzcroot->GetCurrentAsyncTransform(AsyncPanZoomController::RESPECT_FORCE_DISABLE); point = apzcroot->GetCurrentAsyncScrollOffset(AsyncPanZoomController::RESPECT_FORCE_DISABLE); EXPECT_EQ(0, point.x); EXPECT_EQ(0, point.y); EXPECT_EQ(0, viewTransform.mTranslation.x); EXPECT_EQ(0, viewTransform.mTranslation.y); mcc->AdvanceByMillis(10); // With untransforming events we should get normal behaviour (in this case, // no noticeable untransform, because the repaint request already got // flushed). swi = ScrollWheelInput(MillisecondsSinceStartup(mcc->Time()), mcc->Time(), 0, ScrollWheelInput::SCROLLMODE_INSTANT, ScrollWheelInput::SCROLLDELTA_PIXEL, origin, 0, 0, false); EXPECT_EQ(nsEventStatus_eConsumeDoDefault, manager->ReceiveInputEvent(swi, nullptr, nullptr)); EXPECT_EQ(origin, swi.mOrigin); } TEST_F(APZHitTestingTester, Bug1148350) { CreateBug1148350LayerTree(); ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); MockFunction check; { InSequence s; EXPECT_CALL(*mcc, HandleTap(TapType::eSingleTap, LayoutDevicePoint(100, 100), 0, ApzcOf(layers[1])->GetGuid(), _)).Times(1); EXPECT_CALL(check, Call("Tapped without transform")); EXPECT_CALL(*mcc, HandleTap(TapType::eSingleTap, LayoutDevicePoint(100, 100), 0, ApzcOf(layers[1])->GetGuid(), _)).Times(1); EXPECT_CALL(check, Call("Tapped with interleaved transform")); } Tap(manager, ScreenIntPoint(100, 100), TimeDuration::FromMilliseconds(100)); mcc->RunThroughDelayedTasks(); check.Call("Tapped without transform"); uint64_t blockId; TouchDown(manager, ScreenIntPoint(100, 100), mcc->Time(), &blockId); if (gfxPrefs::TouchActionEnabled()) { SetDefaultAllowedTouchBehavior(manager, blockId); } mcc->AdvanceByMillis(100); layers[0]->SetVisibleRegion(LayerIntRegion(LayerIntRect(0,50,200,150))); layers[0]->SetBaseTransform(Matrix4x4::Translation(0, 50, 0)); manager->UpdateHitTestingTree(0, root, false, 0, 0); TouchUp(manager, ScreenIntPoint(100, 100), mcc->Time()); mcc->RunThroughDelayedTasks(); check.Call("Tapped with interleaved transform"); } TEST_F(APZHitTestingTester, HitTestingRespectsScrollClip_Bug1257288) { // Create the layer tree. const char* layerTreeSyntax = "c(tt)"; // LayerID 0 12 nsIntRegion layerVisibleRegion[] = { nsIntRegion(IntRect(0,0,200,200)), nsIntRegion(IntRect(0,0,200,200)), nsIntRegion(IntRect(0,0,200,100)) }; root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, nullptr, lm, layers); // Add root scroll metadata to the first painted layer. SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID, CSSRect(0,0,200,200)); // Add root and subframe scroll metadata to the second painted layer. // Give the subframe metadata a scroll clip corresponding to the subframe's // composition bounds. // Importantly, give the layer a layer clip which leaks outside of the // subframe's composition bounds. ScrollMetadata rootMetadata = BuildScrollMetadata( FrameMetrics::START_SCROLL_ID, CSSRect(0,0,200,200), ParentLayerRect(0,0,200,200)); ScrollMetadata subframeMetadata = BuildScrollMetadata( FrameMetrics::START_SCROLL_ID + 1, CSSRect(0,0,200,200), ParentLayerRect(0,0,200,100)); subframeMetadata.SetScrollClip(Some(LayerClip(ParentLayerIntRect(0,0,200,100)))); layers[2]->SetScrollMetadata({subframeMetadata, rootMetadata}); layers[2]->SetClipRect(Some(ParentLayerIntRect(0,0,200,200))); SetEventRegionsBasedOnBottommostMetrics(layers[2]); // Build the hit testing tree. ScopedLayerTreeRegistration registration(manager, 0, root, mcc); manager->UpdateHitTestingTree(0, root, false, 0, 0); // Pan on a region that's inside layers[2]'s layer clip, but outside // its subframe metadata's scroll clip. Pan(manager, 120, 110); // Test that the subframe hasn't scrolled. EXPECT_EQ(CSSPoint(0,0), ApzcOf(layers[2], 0)->GetFrameMetrics().GetScrollOffset()); }