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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/LayoutText.h" | 5 #include "core/layout/LayoutText.h" |
6 | 6 |
7 #include "core/layout/LayoutTestHelper.h" | 7 #include "core/layout/LayoutTestHelper.h" |
8 #include "core/layout/line/InlineTextBox.h" | 8 #include "core/layout/line/InlineTextBox.h" |
9 #include "testing/gtest/include/gtest/gtest.h" | 9 #include "testing/gtest/include/gtest/gtest.h" |
10 | 10 |
(...skipping 12 matching lines...) Expand all Loading... |
23 return toLayoutText(getLayoutObjectByElementId("target")->slowFirstChild()); | 23 return toLayoutText(getLayoutObjectByElementId("target")->slowFirstChild()); |
24 } | 24 } |
25 }; | 25 }; |
26 | 26 |
27 const char* kTacoText = "Los Compadres Taco Truck"; | 27 const char* kTacoText = "Los Compadres Taco Truck"; |
28 | 28 |
29 } // namespace | 29 } // namespace |
30 | 30 |
31 TEST_F(LayoutTextTest, WidthZeroFromZeroLength) { | 31 TEST_F(LayoutTextTest, WidthZeroFromZeroLength) { |
32 setBasicBody(kTacoText); | 32 setBasicBody(kTacoText); |
33 ASSERT_EQ(0, getBasicText()->width(0u, 0u, LayoutUnit(), LTR, false)); | 33 ASSERT_EQ(0, getBasicText()->width(0u, 0u, LayoutUnit(), TextDirection::Ltr, |
| 34 false)); |
34 } | 35 } |
35 | 36 |
36 TEST_F(LayoutTextTest, WidthMaxFromZeroLength) { | 37 TEST_F(LayoutTextTest, WidthMaxFromZeroLength) { |
37 setBasicBody(kTacoText); | 38 setBasicBody(kTacoText); |
38 ASSERT_EQ(0, getBasicText()->width(std::numeric_limits<unsigned>::max(), 0u, | 39 ASSERT_EQ(0, getBasicText()->width(std::numeric_limits<unsigned>::max(), 0u, |
39 LayoutUnit(), LTR, false)); | 40 LayoutUnit(), TextDirection::Ltr, false)); |
40 } | 41 } |
41 | 42 |
42 TEST_F(LayoutTextTest, WidthZeroFromMaxLength) { | 43 TEST_F(LayoutTextTest, WidthZeroFromMaxLength) { |
43 setBasicBody(kTacoText); | 44 setBasicBody(kTacoText); |
44 float width = getBasicText()->width(0u, std::numeric_limits<unsigned>::max(), | 45 float width = getBasicText()->width(0u, std::numeric_limits<unsigned>::max(), |
45 LayoutUnit(), LTR, false); | 46 LayoutUnit(), TextDirection::Ltr, false); |
46 // Width may vary by platform and we just want to make sure it's something | 47 // Width may vary by platform and we just want to make sure it's something |
47 // roughly reasonable. | 48 // roughly reasonable. |
48 ASSERT_GE(width, 100.f); | 49 ASSERT_GE(width, 100.f); |
49 ASSERT_LE(width, 160.f); | 50 ASSERT_LE(width, 160.f); |
50 } | 51 } |
51 | 52 |
52 TEST_F(LayoutTextTest, WidthMaxFromMaxLength) { | 53 TEST_F(LayoutTextTest, WidthMaxFromMaxLength) { |
53 setBasicBody(kTacoText); | 54 setBasicBody(kTacoText); |
54 ASSERT_EQ(0, getBasicText()->width(std::numeric_limits<unsigned>::max(), | 55 ASSERT_EQ(0, getBasicText()->width(std::numeric_limits<unsigned>::max(), |
55 std::numeric_limits<unsigned>::max(), | 56 std::numeric_limits<unsigned>::max(), |
56 LayoutUnit(), LTR, false)); | 57 LayoutUnit(), TextDirection::Ltr, false)); |
57 } | 58 } |
58 | 59 |
59 TEST_F(LayoutTextTest, WidthWithHugeLengthAvoidsOverflow) { | 60 TEST_F(LayoutTextTest, WidthWithHugeLengthAvoidsOverflow) { |
60 // The test case from http://crbug.com/647820 uses a 288-length string, so for | 61 // The test case from http://crbug.com/647820 uses a 288-length string, so for |
61 // posterity we follow that closely. | 62 // posterity we follow that closely. |
62 setBodyInnerHTML( | 63 setBodyInnerHTML( |
63 "<div " | 64 "<div " |
64 "id='target'>" | 65 "id='target'>" |
65 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" | 66 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
66 "xxxx" | 67 "xxxx" |
67 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" | 68 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
68 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" | 69 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
69 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" | 70 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
70 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" | 71 "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" |
71 "</div>"); | 72 "</div>"); |
72 // Width may vary by platform and we just want to make sure it's something | 73 // Width may vary by platform and we just want to make sure it's something |
73 // roughly reasonable. | 74 // roughly reasonable. |
74 float width = | 75 const float width = getBasicText()->width( |
75 getBasicText()->width(23u, 4294967282u, LayoutUnit(2.59375), RTL, false); | 76 23u, 4294967282u, LayoutUnit(2.59375), TextDirection::Rtl, false); |
76 ASSERT_GE(width, 100.f); | 77 ASSERT_GE(width, 100.f); |
77 ASSERT_LE(width, 300.f); | 78 ASSERT_LE(width, 300.f); |
78 } | 79 } |
79 | 80 |
80 TEST_F(LayoutTextTest, WidthFromBeyondLength) { | 81 TEST_F(LayoutTextTest, WidthFromBeyondLength) { |
81 setBasicBody("x"); | 82 setBasicBody("x"); |
82 ASSERT_EQ(0u, getBasicText()->width(1u, 1u, LayoutUnit(), LTR, false)); | 83 ASSERT_EQ(0u, getBasicText()->width(1u, 1u, LayoutUnit(), TextDirection::Ltr, |
| 84 false)); |
83 } | 85 } |
84 | 86 |
85 TEST_F(LayoutTextTest, WidthLengthBeyondLength) { | 87 TEST_F(LayoutTextTest, WidthLengthBeyondLength) { |
86 setBasicBody("x"); | 88 setBasicBody("x"); |
87 // Width may vary by platform and we just want to make sure it's something | 89 // Width may vary by platform and we just want to make sure it's something |
88 // roughly reasonable. | 90 // roughly reasonable. |
89 float width = getBasicText()->width(0u, 2u, LayoutUnit(), LTR, false); | 91 const float width = |
| 92 getBasicText()->width(0u, 2u, LayoutUnit(), TextDirection::Ltr, false); |
90 ASSERT_GE(width, 4.f); | 93 ASSERT_GE(width, 4.f); |
91 ASSERT_LE(width, 20.f); | 94 ASSERT_LE(width, 20.f); |
92 } | 95 } |
93 | 96 |
94 } // namespace blink | 97 } // namespace blink |
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