Revert of [LayoutNG] Move remaining ng_units structs to their own files

third_party/WebKit/Source/core/layout/ng/ng_units_test.cc

Index: third_party/WebKit/Source/core/layout/ng/ng_units_test.cc
diff --git a/third_party/WebKit/Source/core/layout/ng/ng_units_test.cc b/third_party/WebKit/Source/core/layout/ng/ng_units_test.cc
new file mode 100644
index 0000000000000000000000000000000000000000..cd9b9318b3fbb81ef1e469b3ed1c429ddc5ddcd7
--- /dev/null
+++ b/third_party/WebKit/Source/core/layout/ng/ng_units_test.cc
@@ -0,0 +1,64 @@
+// 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 "core/layout/ng/ng_units.h"
+
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blink {
+
+namespace {
+
+// Ideally, this would be tested by NGBoxStrut::ConvertToPhysical, but
+// this has not been implemented yet.
+TEST(NGUnitsTest, ConvertPhysicalStrutToLogical) {
+  LayoutUnit left{5}, right{10}, top{15}, bottom{20};
+  NGPhysicalBoxStrut physical{left, right, top, bottom};
+
+  NGBoxStrut logical =
+      physical.ConvertToLogical(kHorizontalTopBottom, TextDirection::kLtr);
+  EXPECT_EQ(left, logical.inline_start);
+  EXPECT_EQ(top, logical.block_start);
+
+  logical =
+      physical.ConvertToLogical(kHorizontalTopBottom, TextDirection::kRtl);
+  EXPECT_EQ(right, logical.inline_start);
+  EXPECT_EQ(top, logical.block_start);
+
+  logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::kLtr);
+  EXPECT_EQ(top, logical.inline_start);
+  EXPECT_EQ(left, logical.block_start);
+
+  logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::kRtl);
+  EXPECT_EQ(bottom, logical.inline_start);
+  EXPECT_EQ(left, logical.block_start);
+
+  logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::kLtr);
+  EXPECT_EQ(top, logical.inline_start);
+  EXPECT_EQ(right, logical.block_start);
+
+  logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::kRtl);
+  EXPECT_EQ(bottom, logical.inline_start);
+  EXPECT_EQ(right, logical.block_start);
+}
+
+TEST(NGUnitsTest, ShrinkToFit) {
+  MinAndMaxContentSizes sizes;
+
+  sizes.min_content = LayoutUnit(100);
+  sizes.max_content = LayoutUnit(200);
+  EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(300)));
+
+  sizes.min_content = LayoutUnit(100);
+  sizes.max_content = LayoutUnit(300);
+  EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(200)));
+
+  sizes.min_content = LayoutUnit(200);
+  sizes.max_content = LayoutUnit(300);
+  EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(100)));
+}
+
+}  // namespace
+
+}  // namespace blink