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| 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "core/layout/ng/ng_units.h" |
| 6 |
| 7 #include "testing/gtest/include/gtest/gtest.h" |
| 8 |
| 9 namespace blink { |
| 10 |
| 11 namespace { |
| 12 |
| 13 // Ideally, this would be tested by NGBoxStrut::ConvertToPhysical, but |
| 14 // this has not been implemented yet. |
| 15 TEST(NGUnitsTest, ConvertPhysicalStrutToLogical) { |
| 16 LayoutUnit left{5}, right{10}, top{15}, bottom{20}; |
| 17 NGPhysicalBoxStrut physical{left, right, top, bottom}; |
| 18 |
| 19 NGBoxStrut logical = |
| 20 physical.ConvertToLogical(kHorizontalTopBottom, TextDirection::kLtr); |
| 21 EXPECT_EQ(left, logical.inline_start); |
| 22 EXPECT_EQ(top, logical.block_start); |
| 23 |
| 24 logical = |
| 25 physical.ConvertToLogical(kHorizontalTopBottom, TextDirection::kRtl); |
| 26 EXPECT_EQ(right, logical.inline_start); |
| 27 EXPECT_EQ(top, logical.block_start); |
| 28 |
| 29 logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::kLtr); |
| 30 EXPECT_EQ(top, logical.inline_start); |
| 31 EXPECT_EQ(left, logical.block_start); |
| 32 |
| 33 logical = physical.ConvertToLogical(kVerticalLeftRight, TextDirection::kRtl); |
| 34 EXPECT_EQ(bottom, logical.inline_start); |
| 35 EXPECT_EQ(left, logical.block_start); |
| 36 |
| 37 logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::kLtr); |
| 38 EXPECT_EQ(top, logical.inline_start); |
| 39 EXPECT_EQ(right, logical.block_start); |
| 40 |
| 41 logical = physical.ConvertToLogical(kVerticalRightLeft, TextDirection::kRtl); |
| 42 EXPECT_EQ(bottom, logical.inline_start); |
| 43 EXPECT_EQ(right, logical.block_start); |
| 44 } |
| 45 |
| 46 TEST(NGUnitsTest, ShrinkToFit) { |
| 47 MinAndMaxContentSizes sizes; |
| 48 |
| 49 sizes.min_content = LayoutUnit(100); |
| 50 sizes.max_content = LayoutUnit(200); |
| 51 EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(300))); |
| 52 |
| 53 sizes.min_content = LayoutUnit(100); |
| 54 sizes.max_content = LayoutUnit(300); |
| 55 EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(200))); |
| 56 |
| 57 sizes.min_content = LayoutUnit(200); |
| 58 sizes.max_content = LayoutUnit(300); |
| 59 EXPECT_EQ(LayoutUnit(200), sizes.ShrinkToFit(LayoutUnit(100))); |
| 60 } |
| 61 |
| 62 } // namespace |
| 63 |
| 64 } // namespace blink |
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