Changed TextDirection to an enum class and renamed its members

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

 // 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_constraint_space.h"
 
 #include "core/layout/ng/ng_constraint_space.h"
 #include "core/layout/ng/ng_constraint_space_builder.h"
 #include "core/layout/ng/ng_layout_opportunity_iterator.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 16 matching lines @@
 }
 
 static String OpportunityToString(const NGLayoutOpportunity& opportunity) {
   return opportunity.IsEmpty() ? String("(empty)") : opportunity.ToString();
 }
 
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesNoExclusions) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(400);
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   auto* iterator = space->LayoutOpportunities();
   EXPECT_EQ("0,0 600x400", OpportunityToString(iterator->Next()));
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopRightExclusion) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(400);
   // Create a space with a 100x100 exclusion in the top right corner.
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   NGExclusion exclusion;
   exclusion.rect.size = {/* inline_size */ LayoutUnit(100),
                          /* block_size */ LayoutUnit(100)};
   exclusion.rect.offset = {/* inline_offset */ LayoutUnit(500),
                            /* block_offset */ LayoutUnit(0)};
   space->AddExclusion(exclusion);
   auto* iterator = space->LayoutOpportunities();
   // First opportunity should be to the left of the exclusion.
   EXPECT_EQ("0,0 500x400", OpportunityToString(iterator->Next()));
   // Second opportunity should be below the exclusion.
   EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next()));
   // There should be no third opportunity.
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopLeftExclusion) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(400);
   // Create a space with a 100x100 exclusion in the top left corner.
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   NGExclusion exclusion;
   exclusion.rect.size = {/* inline_size */ LayoutUnit(100),
                          /* block_size */ LayoutUnit(100)};
   exclusion.rect.offset = {/* inline_offset */ LayoutUnit(0),
                            /* block_offset */ LayoutUnit(0)};
   space->AddExclusion(exclusion);
   auto* iterator = space->LayoutOpportunities();
   // First opportunity should be to the right of the exclusion.
   EXPECT_EQ("100,0 500x400", OpportunityToString(iterator->Next()));
   // Second opportunity should be below the exclusion.
@@ skipping 22 matching lines @@
 // Expected:
 //   Layout opportunity iterator generates the next opportunities:
 //   - 1st Start Point: 0,0 600x200; 0,0 150x400
 //   - 2nd Start Point: 250,0 350x350; 250,0 250x400
 //   - 3rd Start Point: 550,0 50x400
 //   - 4th Start Point: 0,300 600x50; 0,300 500x100
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTwoInMiddle) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(400);
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   // Add exclusions
   NGExclusion exclusion1;
   exclusion1.rect.size = {/* inline_size */ LayoutUnit(100),
                           /* block_size */ LayoutUnit(100)};
   exclusion1.rect.offset = {/* inline_offset */ LayoutUnit(150),
                             /* block_offset */ LayoutUnit(200)};
   space->AddExclusion(exclusion1);
   NGExclusion exclusion2;
   exclusion2.rect.size = {/* inline_size */ LayoutUnit(50),
                           /* block_size */ LayoutUnit(50)};
@@ skipping 26 matching lines @@
 //   Layout opportunity iterator generates the next opportunities:
 //   - 1st Start Point (0, 200): 350x150, 250x200
 //   - 3rd Start Point (550, 200): 50x200
 //   - 4th Start Point (0, 300): 600x50, 500x100
 //   All other opportunities that are located before the origin point should be
 //   filtered out.
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTwoInMiddleWithOriginAndLeader) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(400);
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   // Add exclusions
   NGExclusion exclusion1;
   exclusion1.rect.size = {/* inline_size */ LayoutUnit(100),
                           /* block_size */ LayoutUnit(100)};
   exclusion1.rect.offset = {/* inline_offset */ LayoutUnit(150),
                             /* block_offset */ LayoutUnit(200)};
   space->AddExclusion(exclusion1);
   NGExclusion exclusion2;
   exclusion2.rect.size = {/* inline_size */ LayoutUnit(50),
                           /* block_size */ LayoutUnit(50)};
@@ skipping 27 matching lines @@
 //     +-----------------------------+
 //      ***  <- Exclusion
 //
 // Expected:
 //   Layout opportunity iterator generates only one opportunity that equals to
 //   available constraint space, i.e. 0,0 600x200
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesWithOutOfBoundsExclusions) {
   NGLogicalSize size;
   size.inline_size = LayoutUnit(600);
   size.block_size = LayoutUnit(100);
-  auto* space = ConstructConstraintSpace(kHorizontalTopBottom, LTR, size);
+  auto* space =
+      ConstructConstraintSpace(kHorizontalTopBottom, TextDirection::Ltr, size);
   NGExclusion exclusion;
   exclusion.rect.size = {/* inline_size */ LayoutUnit(100),
                          /* block_size */ LayoutUnit(100)};
   exclusion.rect.offset = {/* inline_offset */ LayoutUnit(0),
                            /* block_offset */ LayoutUnit(150)};
   space->AddExclusion(exclusion);
   auto* iterator = space->LayoutOpportunities();
   EXPECT_EQ("0,0 600x100", OpportunityToString(iterator->Next()));
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 }  // namespace
 }  // namespace blink