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// Copyright 2018 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 "third_party/blink/renderer/core/html/html_object_element.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/renderer/core/css/style_engine.h"
#include "third_party/blink/renderer/core/dom/document.h"
#include "third_party/blink/renderer/core/dom/shadow_root.h"
#include "third_party/blink/renderer/core/testing/dummy_page_holder.h"
namespace blink {
class HTMLObjectElementTest : public testing::Test {
protected:
void SetUp() final {
dummy_page_holder_ = DummyPageHolder::Create(IntSize(800, 600));
}
Document& GetDocument() { return dummy_page_holder_->GetDocument(); }
private:
std::unique_ptr<DummyPageHolder> dummy_page_holder_;
};
TEST_F(HTMLObjectElementTest, FallbackRecalcForReattach) {
GetDocument().body()->SetInnerHTMLFromString(R"HTML(
<object id='obj' data='dummy'></object>
)HTML");
HTMLObjectElement* object =
ToHTMLObjectElement(GetDocument().getElementById("obj"));
ASSERT_TRUE(object);
Node* slot = object->GetShadowRoot()->firstChild();
ASSERT_TRUE(slot);
GetDocument().View()->UpdateAllLifecyclePhases();
object->RenderFallbackContent();
GetDocument().Lifecycle().AdvanceTo(DocumentLifecycle::kInStyleRecalc);
GetDocument().GetStyleEngine().RecalcStyle(kForce);
EXPECT_TRUE(IsHTMLSlotElement(slot));
EXPECT_TRUE(object->UseFallbackContent());
EXPECT_TRUE(object->GetNonAttachedStyle());
EXPECT_TRUE(slot->GetNonAttachedStyle());
}
} // namespace blink
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