| // Copyright 2017 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 "core/layout/ng/ng_space_utils.h" |
| |
| #include "core/layout/ng/ng_base_layout_algorithm_test.h" |
| #include "core/layout/ng/ng_block_node.h" |
| #include "core/style/ComputedStyle.h" |
| |
| namespace blink { |
| namespace { |
| |
| class NGSpaceUtilsTest : public NGBaseLayoutAlgorithmTest {}; |
| |
| // Verifies that IsNewFormattingContextForInFlowBlockLevelChild returnes true |
| // if the child is out-of-flow, e.g. floating or abs-pos. |
| TEST_F(NGSpaceUtilsTest, NewFormattingContextForOutOfFlowChild) { |
| SetBodyInnerHTML(R"HTML( |
| <!DOCTYPE html> |
| <div id="parent"> |
| <div id="child"></div> |
| </div> |
| )HTML"); |
| |
| auto& parent_style = GetLayoutObjectByElementId("parent")->StyleRef(); |
| auto* child = GetLayoutObjectByElementId("child"); |
| NGBlockNode node(ToLayoutBox(child)); |
| |
| auto run_test = [&](RefPtr<ComputedStyle> style) { |
| child->SetStyle(style); |
| EXPECT_TRUE(IsNewFormattingContextForBlockLevelChild(parent_style, node)); |
| }; |
| |
| RefPtr<ComputedStyle> style = ComputedStyle::Create(); |
| style->SetFloating(EFloat::kLeft); |
| run_test(style); |
| |
| style = ComputedStyle::Create(); |
| style->SetPosition(EPosition::kAbsolute); |
| run_test(style); |
| |
| style = ComputedStyle::Create(); |
| style->SetPosition(EPosition::kFixed); |
| run_test(style); |
| } |
| |
| } // namespace |
| } // namespace blink |
