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Bug 1052063 - Add some tests to ensure layers with the same scrollid get the same APZC. r=botond

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This commit is contained in:
Kartikaya Gupta 2014-08-19 21:17:10 -04:00
parent 56148e11f5
commit 7be80289f4
1 changed files with 97 additions and 0 deletions
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97
gfx/tests/gtest/TestAsyncPanZoomController.cpp
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@ -1355,6 +1355,17 @@ protected:
metrics.SetScrollOffset(CSSPoint(0, 0));
aLayer->SetFrameMetrics(metrics);
}
void CreateSimpleMultiLayerTree() {
const char* layerTreeSyntax = "c(tt)";
// LayerID 0 12
nsIntRegion layerVisibleRegion[] = {
nsIntRegion(nsIntRect(0,0,100,100)),
nsIntRegion(nsIntRect(0,0,100,50)),
nsIntRegion(nsIntRect(0,50,100,50)),
};
root = CreateLayerTree(layerTreeSyntax, layerVisibleRegion, nullptr, lm, layers);
}
};
class APZHitTestingTester : public APZCTreeManagerTester {
@ -1405,6 +1416,29 @@ protected:
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 CreateComplexMultiLayerTree() {
const char* layerTreeSyntax = "c(tc(t)tc(c(t)t))";
// LayerID 0 12 3 45 6 7 8
nsIntRegion layerVisibleRegion[] = {
nsIntRegion(nsIntRect(0,0,300,400)), // root(0)
nsIntRegion(nsIntRect(0,0,100,100)), // thebes(1) in top-left
nsIntRegion(nsIntRect(50,50,200,300)), // container(2) centered in root(0)
nsIntRegion(nsIntRect(50,50,200,300)), // thebes(3) fully occupying parent container(2)
nsIntRegion(nsIntRect(0,200,100,100)), // thebes(4) in bottom-left
nsIntRegion(nsIntRect(200,0,100,400)), // container(5) along the right 100px of root(0)
nsIntRegion(nsIntRect(200,0,100,200)), // container(6) taking up the top half of parent container(5)
nsIntRegion(nsIntRect(200,0,100,200)), // thebes(7) fully occupying parent container(6)
nsIntRegion(nsIntRect(200,200,100,200)), // thebes(8) in bottom-right
};
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 + 3);
}
};
// A simple hit testing test that doesn't involve any transforms on layers.
@ -1589,6 +1623,69 @@ TEST_F(APZHitTestingTester, HitTesting2) {
EXPECT_EQ(Point(25, 75), transformToGecko * Point(25, 25));
}
TEST_F(APZCTreeManagerTester, ScrollableThebesLayers) {
CreateSimpleMultiLayerTree();
ScopedLayerTreeRegistration registration(0, root, mcc);
// both layers have the same scrollId
SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID);
SetScrollableFrameMetrics(layers[2], FrameMetrics::START_SCROLL_ID);
manager->UpdatePanZoomControllerTree(nullptr, root, false, 0, 0);
AsyncPanZoomController* nullAPZC = nullptr;
// so they should have the same APZC
EXPECT_EQ(nullAPZC, layers[0]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[1]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[2]->GetAsyncPanZoomController());
EXPECT_EQ(layers[1]->GetAsyncPanZoomController(), layers[2]->GetAsyncPanZoomController());
// Change the scrollId of layers[1], and verify the APZC changes
SetScrollableFrameMetrics(layers[1], FrameMetrics::START_SCROLL_ID + 1);
manager->UpdatePanZoomControllerTree(nullptr, root, false, 0, 0);
EXPECT_NE(layers[1]->GetAsyncPanZoomController(), layers[2]->GetAsyncPanZoomController());
// Change the scrollId of layers[2] to match that of layers[1], ensure we get the same
// APZC for both again
SetScrollableFrameMetrics(layers[2], FrameMetrics::START_SCROLL_ID + 1);
manager->UpdatePanZoomControllerTree(nullptr, root, false, 0, 0);
EXPECT_EQ(layers[1]->GetAsyncPanZoomController(), layers[2]->GetAsyncPanZoomController());
}
TEST_F(APZHitTestingTester, ComplexMultiLayerTree) {
CreateComplexMultiLayerTree();
ScopedLayerTreeRegistration registration(0, root, mcc);
manager->UpdatePanZoomControllerTree(nullptr, root, false, 0, 0);
AsyncPanZoomController* nullAPZC = nullptr;
// Ensure all the scrollable layers have an APZC
EXPECT_EQ(nullAPZC, layers[0]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[1]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[2]->GetAsyncPanZoomController());
EXPECT_EQ(nullAPZC, layers[3]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[4]->GetAsyncPanZoomController());
EXPECT_EQ(nullAPZC, layers[5]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[6]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[7]->GetAsyncPanZoomController());
EXPECT_NE(nullAPZC, layers[8]->GetAsyncPanZoomController());
// Ensure those that scroll together have the same APZCs
EXPECT_EQ(layers[1]->GetAsyncPanZoomController(), layers[2]->GetAsyncPanZoomController());
EXPECT_EQ(layers[4]->GetAsyncPanZoomController(), layers[6]->GetAsyncPanZoomController());
// Ensure those that don't scroll together have different APZCs
EXPECT_NE(layers[1]->GetAsyncPanZoomController(), layers[4]->GetAsyncPanZoomController());
EXPECT_NE(layers[1]->GetAsyncPanZoomController(), layers[7]->GetAsyncPanZoomController());
EXPECT_NE(layers[1]->GetAsyncPanZoomController(), layers[8]->GetAsyncPanZoomController());
EXPECT_NE(layers[4]->GetAsyncPanZoomController(), layers[7]->GetAsyncPanZoomController());
EXPECT_NE(layers[4]->GetAsyncPanZoomController(), layers[8]->GetAsyncPanZoomController());
EXPECT_NE(layers[7]->GetAsyncPanZoomController(), layers[8]->GetAsyncPanZoomController());
nsRefPtr<AsyncPanZoomController> hit = GetTargetAPZC(ScreenPoint(25, 25));
EXPECT_EQ(layers[1]->GetAsyncPanZoomController(), hit.get());
hit = GetTargetAPZC(ScreenPoint(275, 375));
EXPECT_EQ(layers[8]->GetAsyncPanZoomController(), hit.get());
hit = GetTargetAPZC(ScreenPoint(250, 100));
EXPECT_EQ(layers[7]->GetAsyncPanZoomController(), hit.get());
}
class TaskRunMetrics {
public:
TaskRunMetrics()