| // 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 { |
| |
| TEST(NGUnitsTest, ConvertLogicalOffsetToPhysicalOffset) { |
| NGLogicalOffset logical_offset(LayoutUnit(20), LayoutUnit(30)); |
| NGPhysicalSize outer_size(LayoutUnit(300), LayoutUnit(400)); |
| NGPhysicalSize inner_size(LayoutUnit(5), LayoutUnit(65)); |
| NGPhysicalOffset offset; |
| |
| offset = logical_offset.ConvertToPhysical( |
| kHorizontalTopBottom, TextDirection::Ltr, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(20), offset.left); |
| EXPECT_EQ(LayoutUnit(30), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kHorizontalTopBottom, TextDirection::Rtl, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(275), offset.left); |
| EXPECT_EQ(LayoutUnit(30), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kVerticalRightLeft, TextDirection::Ltr, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(265), offset.left); |
| EXPECT_EQ(LayoutUnit(20), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kVerticalRightLeft, TextDirection::Rtl, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(265), offset.left); |
| EXPECT_EQ(LayoutUnit(315), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kSidewaysRightLeft, TextDirection::Ltr, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(265), offset.left); |
| EXPECT_EQ(LayoutUnit(20), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kSidewaysRightLeft, TextDirection::Rtl, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(265), offset.left); |
| EXPECT_EQ(LayoutUnit(315), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kVerticalLeftRight, TextDirection::Ltr, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(30), offset.left); |
| EXPECT_EQ(LayoutUnit(20), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kVerticalLeftRight, TextDirection::Rtl, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(30), offset.left); |
| EXPECT_EQ(LayoutUnit(315), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kSidewaysLeftRight, TextDirection::Ltr, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(30), offset.left); |
| EXPECT_EQ(LayoutUnit(315), offset.top); |
| |
| offset = logical_offset.ConvertToPhysical( |
| kSidewaysLeftRight, TextDirection::Rtl, outer_size, inner_size); |
| EXPECT_EQ(LayoutUnit(30), offset.left); |
| EXPECT_EQ(LayoutUnit(20), offset.top); |
| } |
| |
| // 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::Ltr); |
| EXPECT_EQ(left, logical.inline_start); |
| EXPECT_EQ(top, logical.block_start); |
| |
| logical = physical.ConvertToLogical(kHorizontalTopBottom, TextDirection::Rtl); |
| EXPECT_EQ(right, logical.inline_start); |
| EXPECT_EQ(top, logical.block_start); |
| |
| logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::Ltr); |
| EXPECT_EQ(top, logical.inline_start); |
| EXPECT_EQ(left, logical.block_start); |
| |
| logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::Rtl); |
| EXPECT_EQ(bottom, logical.inline_start); |
| EXPECT_EQ(left, logical.block_start); |
| |
| logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::Ltr); |
| EXPECT_EQ(top, logical.inline_start); |
| EXPECT_EQ(right, logical.block_start); |
| |
| logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::Rtl); |
| 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 |