Index: third_party/WebKit/Source/platform/scroll/ScrollbarThemeOverlayTest.cpp |
diff --git a/third_party/WebKit/Source/platform/scroll/ScrollbarThemeOverlayTest.cpp b/third_party/WebKit/Source/platform/scroll/ScrollbarThemeOverlayTest.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..028ed37e448bd996966d8da1f78237a88cf7940c |
--- /dev/null |
+++ b/third_party/WebKit/Source/platform/scroll/ScrollbarThemeOverlayTest.cpp |
@@ -0,0 +1,127 @@ |
+// Copyright 2016 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "platform/scroll/ScrollbarThemeOverlay.h" |
+ |
+#include "platform/scroll/ScrollbarTestSuite.h" |
+ |
+namespace blink { |
+ |
+using testing::NiceMock; |
+using testing::Return; |
+ |
+class ScrollbarThemeOverlayTest : public ScrollbarTestSuite {}; |
+ |
+TEST_F(ScrollbarThemeOverlayTest, PaintInvalidation) { |
+ NiceMock<MockScrollableArea>* mockScrollableArea = |
+ new NiceMock<MockScrollableArea>(ScrollOffset(100, 100)); |
+ ScrollbarThemeOverlay theme(14, 0, ScrollbarThemeOverlay::AllowHitTest); |
+ |
+ Scrollbar* verticalScrollbar = Scrollbar::createForTesting( |
+ mockScrollableArea, VerticalScrollbar, RegularScrollbar, &theme); |
+ Scrollbar* horizontalScrollbar = Scrollbar::createForTesting( |
+ mockScrollableArea, HorizontalScrollbar, RegularScrollbar, &theme); |
+ ON_CALL(*mockScrollableArea, verticalScrollbar()) |
+ .WillByDefault(Return(verticalScrollbar)); |
+ ON_CALL(*mockScrollableArea, horizontalScrollbar()) |
+ .WillByDefault(Return(horizontalScrollbar)); |
+ |
+ IntRect verticalRect(1010, 0, 14, 768); |
+ IntRect horizontalRect(0, 754, 1024, 14); |
+ verticalScrollbar->setFrameRect(verticalRect); |
+ horizontalScrollbar->setFrameRect(horizontalRect); |
+ |
+ ASSERT_EQ(verticalScrollbar, mockScrollableArea->verticalScrollbar()); |
+ ASSERT_EQ(horizontalScrollbar, mockScrollableArea->horizontalScrollbar()); |
+ |
+ verticalScrollbar->clearTrackNeedsRepaint(); |
+ verticalScrollbar->clearThumbNeedsRepaint(); |
+ horizontalScrollbar->clearTrackNeedsRepaint(); |
+ horizontalScrollbar->clearThumbNeedsRepaint(); |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ ASSERT_FALSE(verticalScrollbar->thumbNeedsRepaint()); |
+ ASSERT_FALSE(verticalScrollbar->trackNeedsRepaint()); |
+ ASSERT_FALSE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ ASSERT_FALSE(horizontalScrollbar->thumbNeedsRepaint()); |
+ ASSERT_FALSE(horizontalScrollbar->trackNeedsRepaint()); |
+ ASSERT_FALSE(mockScrollableArea->horizontalScrollbarNeedsPaintInvalidation()); |
+ |
+ // Changing the scroll offset shouldn't invalide the thumb nor track, but it |
+ // should cause a "general" invalidation for non-composited scrollbars. |
+ // Ensure the horizontal scrollbar is unaffected. |
+ mockScrollableArea->updateScrollOffset(ScrollOffset(0, 5), UserScroll); |
+ verticalScrollbar->offsetDidChange(); |
+ horizontalScrollbar->offsetDidChange(); |
+ EXPECT_FALSE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_FALSE(verticalScrollbar->trackNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ EXPECT_FALSE(horizontalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_FALSE(horizontalScrollbar->trackNeedsRepaint()); |
+ EXPECT_FALSE(mockScrollableArea->horizontalScrollbarNeedsPaintInvalidation()); |
+ |
+ // Try the horizontal scrollbar. |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ mockScrollableArea->updateScrollOffset(ScrollOffset(5, 5), UserScroll); |
+ horizontalScrollbar->offsetDidChange(); |
+ verticalScrollbar->offsetDidChange(); |
+ EXPECT_FALSE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_FALSE(verticalScrollbar->trackNeedsRepaint()); |
+ EXPECT_FALSE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ EXPECT_FALSE(horizontalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_FALSE(horizontalScrollbar->trackNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->horizontalScrollbarNeedsPaintInvalidation()); |
+ |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ // Move the mouse over the vertical scrollbar's thumb. Ensure the thumb is |
+ // invalidated as its state is changed to hover. |
+ verticalScrollbar->setHoveredPart(ThumbPart); |
+ EXPECT_TRUE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ verticalScrollbar->clearThumbNeedsRepaint(); |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ // Pressing down should also cause an invalidation. |
+ verticalScrollbar->setPressedPart(ThumbPart); |
+ EXPECT_TRUE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ verticalScrollbar->clearThumbNeedsRepaint(); |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ // Release should cause invalidation. |
+ verticalScrollbar->setPressedPart(NoPart); |
+ EXPECT_TRUE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ verticalScrollbar->clearThumbNeedsRepaint(); |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ // Move off should cause invalidation |
+ verticalScrollbar->setHoveredPart(NoPart); |
+ EXPECT_TRUE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ verticalScrollbar->clearThumbNeedsRepaint(); |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ // Disabling the scrollbar is used to hide it so it should cause invalidation |
+ // but only in the general sense since the compositor will have hidden it |
+ // without a repaint. |
+ verticalScrollbar->setEnabled(false); |
+ EXPECT_FALSE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ mockScrollableArea->clearNeedsPaintInvalidationForScrollControls(); |
+ |
+ verticalScrollbar->setEnabled(true); |
+ EXPECT_FALSE(verticalScrollbar->thumbNeedsRepaint()); |
+ EXPECT_TRUE(mockScrollableArea->verticalScrollbarNeedsPaintInvalidation()); |
+ |
+ ThreadState::current()->collectAllGarbage(); |
+} |
+ |
+} // namespace blink |