third_party/WebKit/Source/core/layout/LayoutPartTest.cpp

   1 // Copyright 2014 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 "config.h"
   6 #include "core/layout/LayoutPart.h"
   7
   8 #include "core/html/HTMLElement.h"
   9 #include "core/layout/ImageQualityController.h"
  10 #include "core/layout/LayoutTestHelper.h"
  11 #include <gtest/gtest.h>
  12
  13 namespace blink {
  14
  15 class LayoutPartTest : public RenderingTest {
  16 };
  17
  18 class OverriddenLayoutPart : public LayoutPart {
  19 public:
  20     explicit OverriddenLayoutPart(Element* element) : LayoutPart(element) { }
  21
  22     const char* name() const override { return "OverriddenLayoutPart"; }
  23 };
  24
  25 TEST_F(LayoutPartTest, DestroyUpdatesImageQualityController)
  26 {
  27     RefPtrWillBeRawPtr<Element> element = HTMLElement::create(HTMLNames::divTag, document());
  28     LayoutObject* part = new OverriddenLayoutPart(element.get());
  29     // The third and forth arguments are not important in this test.
  30     ImageQualityController::imageQualityController()->set(part, 0, this, LayoutSize(1, 1));
  31     EXPECT_TRUE(ImageQualityController::has(part));
  32     part->destroy();
  33     EXPECT_FALSE(ImageQualityController::has(part));
  34 }
  35
  36 }