Use Opportunity Iterator to position text fragments in NGLineBuilder

third_party/WebKit/Source/core/layout/ng/ng_base_layout_algorithm_test.h

+// 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/LayoutTestHelper.h"
+
+#include "core/dom/Element.h"
+#include "core/layout/ng/ng_constraint_space.h"
+#include "core/layout/ng/ng_physical_box_fragment.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blink {
+
+// Base class for all NG Layout Algorithms unit test classes.

[ikilpatrick, 2017/03/09 22:00:51]

s/NG Layout/LayoutNG

[Gleb Lanbin, 2017/03/09 22:26:45]

Done.

+typedef bool TestParamLayoutNG;
+class NGBaseLayoutAlgorithmTest
+    : public ::testing::WithParamInterface<TestParamLayoutNG>,
+      public RenderingTest {
+ public:
+  NGBaseLayoutAlgorithmTest();
+  ~NGBaseLayoutAlgorithmTest();
+
+ protected:
+  void SetUp() override;
+
+  std::pair<RefPtr<NGPhysicalBoxFragment>, RefPtr<NGConstraintSpace>>
+  RunBlockLayoutAlgorithmForElement(Element* element);
+};
+
+}  // namespace blink