48 lines
1.9 KiB
C++
48 lines
1.9 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "APZCTreeManagerTester.h"
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#include "APZTestCommon.h"
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#include "InputUtils.h"
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// Test of scenario described in bug 1269067 - that a continuing mouse drag
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// doesn't interrupt a wheel scrolling animation
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TEST_F(APZCTreeManagerTester, WheelInterruptedByMouseDrag) {
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// Needed because the test uses SmoothWheel()
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SCOPED_GFX_PREF_BOOL("general.smoothScroll", true);
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// Set up a scrollable layer
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CreateSimpleScrollingLayer();
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ScopedLayerTreeRegistration registration(LayersId{0}, mcc);
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UpdateHitTestingTree();
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RefPtr<TestAsyncPanZoomController> apzc = ApzcOf(root);
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// First start the mouse drag
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uint64_t dragBlockId =
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MouseDown(apzc, ScreenIntPoint(5, 5), mcc->Time()).mInputBlockId;
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uint64_t tmpBlockId =
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MouseMove(apzc, ScreenIntPoint(6, 6), mcc->Time()).mInputBlockId;
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EXPECT_EQ(dragBlockId, tmpBlockId);
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// Insert the wheel event, check that it has a new block id
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uint64_t wheelBlockId =
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SmoothWheel(apzc, ScreenIntPoint(6, 6), ScreenPoint(0, 1), mcc->Time())
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.mInputBlockId;
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EXPECT_NE(dragBlockId, wheelBlockId);
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// Continue the drag, check that the block id is the same as before
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tmpBlockId = MouseMove(apzc, ScreenIntPoint(7, 5), mcc->Time()).mInputBlockId;
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EXPECT_EQ(dragBlockId, tmpBlockId);
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// Finish the wheel animation
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apzc->AdvanceAnimationsUntilEnd();
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// Check that it scrolled
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ParentLayerPoint scroll = apzc->GetCurrentAsyncScrollOffset(
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AsyncPanZoomController::eForEventHandling);
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EXPECT_EQ(scroll.x, 0);
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EXPECT_EQ(scroll.y, 10); // We scrolled 1 "line" or 10 pixels
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}
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