Deprecate NGPhysicalConstraintSpace

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 "core/layout/ng/ng_physical_constraint_space.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace blink {
 
 namespace {
 
 NGConstraintSpace* ConstructConstraintSpace(NGWritingMode writing_mode,
                                             TextDirection direction,
-                                            NGPhysicalSize size) {
-  return new NGConstraintSpace(
-      writing_mode, direction,
-      new NGPhysicalConstraintSpace(
-          size, size, /* fixed_width */ true, /* fixed_height */ false,
-          /* width_direction_triggers_scrollbar */ true,
-          /* height_direction_triggers_scrollbar */ false, FragmentNone,
-          FragmentColumn, /* is_new_fc */ false));
-}
-
-TEST(NGConstraintSpaceTest, WritingMode) {
-  NGPhysicalConstraintSpace* phy_space = new NGPhysicalConstraintSpace(
-      NGPhysicalSize(LayoutUnit(200), LayoutUnit(100)),
-      NGPhysicalSize(LayoutUnit(200), LayoutUnit(100)), /* fixed_width */ true,
-      /* fixed_height */ false, /* width_direction_triggers_scrollbar */ true,
-      /* height_direction_triggers_scrollbar */ false, FragmentNone,
-      FragmentColumn, /* is_new_fc */ false);
-
-  NGConstraintSpace* horz_space =
-      new NGConstraintSpace(HorizontalTopBottom, LTR, phy_space);
-
-  NGConstraintSpace* vert_space =
-      new NGConstraintSpace(VerticalRightLeft, LTR, phy_space);
-
-  EXPECT_EQ(LayoutUnit(200), horz_space->AvailableSize().inline_size);
-  EXPECT_EQ(LayoutUnit(200), vert_space->AvailableSize().block_size);
-
-  EXPECT_EQ(LayoutUnit(100), horz_space->AvailableSize().block_size);
-  EXPECT_EQ(LayoutUnit(100), vert_space->AvailableSize().inline_size);
-
-  EXPECT_TRUE(horz_space->InlineTriggersScrollbar());
-  EXPECT_TRUE(vert_space->BlockTriggersScrollbar());
-
-  EXPECT_FALSE(horz_space->BlockTriggersScrollbar());
-  EXPECT_FALSE(vert_space->InlineTriggersScrollbar());
-
-  EXPECT_TRUE(horz_space->FixedInlineSize());
-  EXPECT_TRUE(vert_space->FixedBlockSize());
-
-  EXPECT_FALSE(horz_space->FixedBlockSize());
-  EXPECT_FALSE(vert_space->FixedInlineSize());
-
-  EXPECT_EQ(FragmentColumn, horz_space->BlockFragmentationType());
-  EXPECT_EQ(FragmentNone, vert_space->BlockFragmentationType());
+                                            NGLogicalSize size) {
+  return NGConstraintSpaceBuilder(writing_mode)
+      .SetTextDirection(direction)
+      .SetAvailableSize(size)
+      .SetPercentageResolutionSize(size)
+      .SetIsFixedSizeInline(true)
+      .SetIsInlineDirectionTriggersScrollbar(true)
+      .SetFragmentationType(NGFragmentationType::FragmentColumn)
+      .ToConstraintSpace();
 }
 
 static String OpportunityToString(const NGLayoutOpportunity& opportunity) {
   return opportunity.IsEmpty() ? String("(empty)") : opportunity.ToString();
 }
 
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesNoExclusions) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(400);
-
-  auto* space =
-      ConstructConstraintSpace(HorizontalTopBottom, LTR, physical_size);
+  NGLogicalSize size;
+  size.inline_size = LayoutUnit(600);
+  size.block_size = LayoutUnit(400);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, LTR, size);
   auto* iterator = space->LayoutOpportunities();
-
   EXPECT_EQ("0,0 600x400", OpportunityToString(iterator->Next()));
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopRightExclusion) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(400);
-
+  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(HorizontalTopBottom, LTR, physical_size);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, 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) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(400);
-
+  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(HorizontalTopBottom, LTR, physical_size);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, 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.
   EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next()));
-
   // There should be no third opportunity.
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 // Verifies that Layout Opportunity iterator produces 7 layout opportunities
 // from 4 start points created by 2 CSS exclusions positioned in the middle of
 // the main constraint space.
 //
 // Test case visual representation:
 //
 //         100  200   300  400  500
 //     (1)--|----|-(2)-|----|----|-(3)-+
 //  50 |                               |
 // 100 |                               |
 // 150 |                               |
 // 200 |       ******                  |
 // 250 |       ******                  |
 // 300 (4)                             |
 // 350 |                         ***   |
 //     +-------------------------------+
 //
 // 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) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(400);
-
-  auto* space =
-      ConstructConstraintSpace(HorizontalTopBottom, LTR, physical_size);
+  NGLogicalSize size;
+  size.inline_size = LayoutUnit(600);
+  size.block_size = LayoutUnit(400);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, 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)};
   exclusion2.rect.offset = {/* inline_offset */ LayoutUnit(500),
                             /* block_offset */ LayoutUnit(350)};
   space->AddExclusion(exclusion2);
-
   auto* iterator = space->LayoutOpportunities();
-
   // 1st Start point
   EXPECT_EQ("0,0 600x200", OpportunityToString(iterator->Next()));
   EXPECT_EQ("0,0 150x400", OpportunityToString(iterator->Next()));
-
   // 2nd Start point
   EXPECT_EQ("250,0 350x350", OpportunityToString(iterator->Next()));
   EXPECT_EQ("250,0 250x400", OpportunityToString(iterator->Next()));
-
   // 3rd Start point
   EXPECT_EQ("550,0 50x400", OpportunityToString(iterator->Next()));
-
   // 4th Start point
   EXPECT_EQ("0,300 600x50", OpportunityToString(iterator->Next()));
   EXPECT_EQ("0,300 500x100", OpportunityToString(iterator->Next()));
-
   // Iterator is exhausted.
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
 
 // This test is the same as LayoutOpportunitiesTwoInMiddle with the only
 // difference that NGLayoutOpportunityIterator takes 2 additional arguments:
 // - origin_point that changes the iterator to return Layout Opportunities that
 // lay after the origin point.
 // - leader_point that together with origin_point creates a temporary exclusion
 //
 // Expected:
 //   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) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(400);
-
-  auto* space =
-      ConstructConstraintSpace(HorizontalTopBottom, LTR, physical_size);
+  NGLogicalSize size;
+  size.inline_size = LayoutUnit(600);
+  size.block_size = LayoutUnit(400);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, 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)};
   exclusion2.rect.offset = {/* inline_offset */ LayoutUnit(500),
                             /* block_offset */ LayoutUnit(350)};
   space->AddExclusion(exclusion2);
-
   const NGLogicalOffset origin_point = {LayoutUnit(0), LayoutUnit(200)};
   const NGLogicalOffset leader_point = {LayoutUnit(250), LayoutUnit(300)};
   auto* iterator =
       new NGLayoutOpportunityIterator(space, origin_point, leader_point);
-
   // 1st Start Point
   EXPECT_EQ("250,200 350x150", OpportunityToString(iterator->Next()));
   EXPECT_EQ("250,200 250x200", OpportunityToString(iterator->Next()));
-
   // 2nd Start Point
   EXPECT_EQ("550,200 50x200", OpportunityToString(iterator->Next()));
-
   // 3rd Start Point
   EXPECT_EQ("0,300 600x50", OpportunityToString(iterator->Next()));
   EXPECT_EQ("0,300 500x100", OpportunityToString(iterator->Next()));
-
   // Iterator is exhausted.
   EXPECT_EQ("(empty)", OpportunityToString(iterator->Next()));
 }
-
 // Verifies that Layout Opportunity iterator ignores the exclusion that is not
 // within constraint space.
 //
 // Test case visual representation:
 //
 //         100  200  300  400  500
 //     +----|----|----|----|----|----+
 //  50 |                             |
 // 100 |                             |
 //     +-----------------------------+
 //      ***  <- Exclusion
 //
 // Expected:
 //   Layout opportunity iterator generates only one opportunity that equals to
 //   available constraint space, i.e. 0,0 600x200
 TEST(NGConstraintSpaceTest, LayoutOpportunitiesWithOutOfBoundsExclusions) {
-  NGPhysicalSize physical_size;
-  physical_size.width = LayoutUnit(600);
-  physical_size.height = LayoutUnit(100);
-
-  auto* space =
-      ConstructConstraintSpace(HorizontalTopBottom, LTR, physical_size);
+  NGLogicalSize size;
+  size.inline_size = LayoutUnit(600);
+  size.block_size = LayoutUnit(100);
+  auto* space = ConstructConstraintSpace(HorizontalTopBottom, 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