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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "core/layout/ng/ng_constraint_space.h" | 5 #include "core/layout/ng/ng_constraint_space.h" |
6 | 6 |
7 #include "core/layout/ng/ng_constraint_space.h" | 7 #include "core/layout/ng/ng_constraint_space.h" |
8 #include "core/layout/ng/ng_layout_opportunity_iterator.h" | 8 #include "core/layout/ng/ng_layout_opportunity_iterator.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 | 10 |
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50 } | 50 } |
51 | 51 |
52 TEST(NGConstraintSpaceTest, LayoutOpportunitiesNoExclusions) { | 52 TEST(NGConstraintSpaceTest, LayoutOpportunitiesNoExclusions) { |
53 NGPhysicalSize physical_size; | 53 NGPhysicalSize physical_size; |
54 physical_size.width = LayoutUnit(600); | 54 physical_size.width = LayoutUnit(600); |
55 physical_size.height = LayoutUnit(400); | 55 physical_size.height = LayoutUnit(400); |
56 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); | 56 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); |
57 auto* space = | 57 auto* space = |
58 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); | 58 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); |
59 | 59 |
60 bool for_inline_or_bfc = true; | 60 auto* iterator = space->LayoutOpportunities(); |
61 auto* iterator = space->LayoutOpportunities(NGClearNone, for_inline_or_bfc); | |
62 | 61 |
63 EXPECT_EQ("0,0 600x400", OpportunityToString(iterator->Next())); | 62 EXPECT_EQ("0,0 600x400", OpportunityToString(iterator->Next())); |
64 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); | 63 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); |
65 } | 64 } |
66 | 65 |
67 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopRightExclusion) { | 66 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopRightExclusion) { |
68 NGPhysicalSize physical_size; | 67 NGPhysicalSize physical_size; |
69 physical_size.width = LayoutUnit(600); | 68 physical_size.width = LayoutUnit(600); |
70 physical_size.height = LayoutUnit(400); | 69 physical_size.height = LayoutUnit(400); |
71 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); | 70 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); |
72 | 71 |
73 // Add a 100x100 exclusion in the top right corner. | 72 // Add a 100x100 exclusion in the top right corner. |
74 physical_space->AddExclusion(new NGExclusion( | 73 physical_space->AddExclusion(new NGExclusion( |
75 LayoutUnit(0), LayoutUnit(600), LayoutUnit(100), LayoutUnit(500))); | 74 LayoutUnit(0), LayoutUnit(600), LayoutUnit(100), LayoutUnit(500))); |
76 | 75 |
77 auto* space = | 76 auto* space = |
78 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); | 77 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); |
79 bool for_inline_or_bfc = true; | 78 auto* iterator = space->LayoutOpportunities(); |
80 auto* iterator = space->LayoutOpportunities(NGClearNone, for_inline_or_bfc); | |
81 | 79 |
82 // First opportunity should be to the left of the exclusion. | 80 // First opportunity should be to the left of the exclusion. |
83 EXPECT_EQ("0,0 500x400", OpportunityToString(iterator->Next())); | 81 EXPECT_EQ("0,0 500x400", OpportunityToString(iterator->Next())); |
84 | 82 |
85 // Second opportunity should be below the exclusion. | 83 // Second opportunity should be below the exclusion. |
86 EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next())); | 84 EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next())); |
87 | 85 |
88 // There should be no third opportunity. | 86 // There should be no third opportunity. |
89 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); | 87 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); |
90 } | 88 } |
91 | 89 |
92 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopLeftExclusion) { | 90 TEST(NGConstraintSpaceTest, LayoutOpportunitiesTopLeftExclusion) { |
93 NGPhysicalSize physical_size; | 91 NGPhysicalSize physical_size; |
94 physical_size.width = LayoutUnit(600); | 92 physical_size.width = LayoutUnit(600); |
95 physical_size.height = LayoutUnit(400); | 93 physical_size.height = LayoutUnit(400); |
96 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); | 94 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); |
97 | 95 |
98 // Add a 100x100 exclusion in the top left corner. | 96 // Add a 100x100 exclusion in the top left corner. |
99 physical_space->AddExclusion(new NGExclusion(LayoutUnit(0), LayoutUnit(100), | 97 physical_space->AddExclusion(new NGExclusion(LayoutUnit(0), LayoutUnit(100), |
100 LayoutUnit(100), LayoutUnit(0))); | 98 LayoutUnit(100), LayoutUnit(0))); |
101 | 99 |
102 auto* space = | 100 auto* space = |
103 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); | 101 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); |
104 bool for_inline_or_bfc = true; | 102 auto* iterator = space->LayoutOpportunities(); |
105 auto* iterator = space->LayoutOpportunities(NGClearNone, for_inline_or_bfc); | |
106 | 103 |
107 // First opportunity should be to the right of the exclusion. | 104 // First opportunity should be to the right of the exclusion. |
108 EXPECT_EQ("100,0 500x400", OpportunityToString(iterator->Next())); | 105 EXPECT_EQ("100,0 500x400", OpportunityToString(iterator->Next())); |
109 | 106 |
110 // Second opportunity should be below the exclusion. | 107 // Second opportunity should be below the exclusion. |
111 EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next())); | 108 EXPECT_EQ("0,100 600x300", OpportunityToString(iterator->Next())); |
112 | 109 |
113 // There should be no third opportunity. | 110 // There should be no third opportunity. |
114 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); | 111 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); |
115 } | 112 } |
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144 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); | 141 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); |
145 | 142 |
146 // Add exclusions | 143 // Add exclusions |
147 physical_space->AddExclusion(new NGExclusion( | 144 physical_space->AddExclusion(new NGExclusion( |
148 LayoutUnit(200), LayoutUnit(250), LayoutUnit(300), LayoutUnit(150))); | 145 LayoutUnit(200), LayoutUnit(250), LayoutUnit(300), LayoutUnit(150))); |
149 physical_space->AddExclusion(new NGExclusion( | 146 physical_space->AddExclusion(new NGExclusion( |
150 LayoutUnit(350), LayoutUnit(550), LayoutUnit(400), LayoutUnit(500))); | 147 LayoutUnit(350), LayoutUnit(550), LayoutUnit(400), LayoutUnit(500))); |
151 | 148 |
152 auto* space = | 149 auto* space = |
153 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); | 150 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); |
154 bool for_inline_or_bfc = true; | 151 auto* iterator = space->LayoutOpportunities(); |
155 auto* iterator = space->LayoutOpportunities(NGClearNone, for_inline_or_bfc); | |
156 | 152 |
157 // 1st Start point | 153 // 1st Start point |
158 EXPECT_EQ("0,0 600x200", OpportunityToString(iterator->Next())); | 154 EXPECT_EQ("0,0 600x200", OpportunityToString(iterator->Next())); |
159 EXPECT_EQ("0,0 150x400", OpportunityToString(iterator->Next())); | 155 EXPECT_EQ("0,0 150x400", OpportunityToString(iterator->Next())); |
160 | 156 |
161 // 2nd Start point | 157 // 2nd Start point |
162 EXPECT_EQ("250,0 350x350", OpportunityToString(iterator->Next())); | 158 EXPECT_EQ("250,0 350x350", OpportunityToString(iterator->Next())); |
163 EXPECT_EQ("250,0 250x400", OpportunityToString(iterator->Next())); | 159 EXPECT_EQ("250,0 250x400", OpportunityToString(iterator->Next())); |
164 | 160 |
165 // 3rd Start point | 161 // 3rd Start point |
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192 NGPhysicalSize physical_size; | 188 NGPhysicalSize physical_size; |
193 physical_size.width = LayoutUnit(600); | 189 physical_size.width = LayoutUnit(600); |
194 physical_size.height = LayoutUnit(100); | 190 physical_size.height = LayoutUnit(100); |
195 | 191 |
196 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); | 192 auto* physical_space = new NGPhysicalConstraintSpace(physical_size); |
197 physical_space->AddExclusion(new NGExclusion(LayoutUnit(150), LayoutUnit(100), | 193 physical_space->AddExclusion(new NGExclusion(LayoutUnit(150), LayoutUnit(100), |
198 LayoutUnit(200), LayoutUnit(0))); | 194 LayoutUnit(200), LayoutUnit(0))); |
199 auto* space = | 195 auto* space = |
200 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); | 196 new NGConstraintSpace(HorizontalTopBottom, LeftToRight, physical_space); |
201 | 197 |
202 bool for_inline_or_bfc = true; | 198 auto* iterator = space->LayoutOpportunities(); |
203 auto* iterator = space->LayoutOpportunities(NGClearNone, for_inline_or_bfc); | |
204 | 199 |
205 EXPECT_EQ("0,0 600x100", OpportunityToString(iterator->Next())); | 200 EXPECT_EQ("0,0 600x100", OpportunityToString(iterator->Next())); |
206 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); | 201 EXPECT_EQ("(empty)", OpportunityToString(iterator->Next())); |
207 } | 202 } |
208 | 203 |
209 } // namespace | 204 } // namespace |
210 } // namespace blink | 205 } // namespace blink |
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