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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2011 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 "components/ui/zoom/page_zoom.h" | 5 #include "components/zoom/page_zoom.h" |
6 #include "content/public/common/page_zoom.h" | 6 #include "content/public/common/page_zoom.h" |
7 #include "testing/gtest/include/gtest/gtest.h" | 7 #include "testing/gtest/include/gtest/gtest.h" |
8 | 8 |
9 TEST(PageTestZoom, PresetZoomFactors) { | 9 TEST(PageTestZoom, PresetZoomFactors) { |
10 // Fetch a vector of preset zoom factors, including a custom value that we | 10 // Fetch a vector of preset zoom factors, including a custom value that we |
11 // already know is not going to be in the list. | 11 // already know is not going to be in the list. |
12 double custom_value = 1.05; // 105% | 12 double custom_value = 1.05; // 105% |
13 std::vector<double> factors = | 13 std::vector<double> factors = zoom::PageZoom::PresetZoomFactors(custom_value); |
14 ui_zoom::PageZoom::PresetZoomFactors(custom_value); | |
15 | 14 |
16 // Expect at least 10 zoom factors. | 15 // Expect at least 10 zoom factors. |
17 EXPECT_GE(factors.size(), 10U); | 16 EXPECT_GE(factors.size(), 10U); |
18 | 17 |
19 // Expect the first and last items to match the minimum and maximum values. | 18 // Expect the first and last items to match the minimum and maximum values. |
20 EXPECT_DOUBLE_EQ(factors.front(), content::kMinimumZoomFactor); | 19 EXPECT_DOUBLE_EQ(factors.front(), content::kMinimumZoomFactor); |
21 EXPECT_DOUBLE_EQ(factors.back(), content::kMaximumZoomFactor); | 20 EXPECT_DOUBLE_EQ(factors.back(), content::kMaximumZoomFactor); |
22 | 21 |
23 // Iterate through the vector, with the following checks: | 22 // Iterate through the vector, with the following checks: |
24 // 1. The values are in sorted order. | 23 // 1. The values are in sorted order. |
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40 } | 39 } |
41 | 40 |
42 EXPECT_TRUE(found_custom_value); | 41 EXPECT_TRUE(found_custom_value); |
43 EXPECT_TRUE(found_100_percent); | 42 EXPECT_TRUE(found_100_percent); |
44 } | 43 } |
45 | 44 |
46 TEST(PageTestZoom, PresetZoomLevels) { | 45 TEST(PageTestZoom, PresetZoomLevels) { |
47 // Fetch a vector of preset zoom levels, including a custom value that we | 46 // Fetch a vector of preset zoom levels, including a custom value that we |
48 // already know is not going to be in the list. | 47 // already know is not going to be in the list. |
49 double custom_value = 0.1; | 48 double custom_value = 0.1; |
50 std::vector<double> levels = | 49 std::vector<double> levels = zoom::PageZoom::PresetZoomLevels(custom_value); |
51 ui_zoom::PageZoom::PresetZoomLevels(custom_value); | |
52 | 50 |
53 // Expect at least 10 zoom levels. | 51 // Expect at least 10 zoom levels. |
54 EXPECT_GE(levels.size(), 10U); | 52 EXPECT_GE(levels.size(), 10U); |
55 | 53 |
56 // Iterate through the vector, with the following checks: | 54 // Iterate through the vector, with the following checks: |
57 // 1. The values are in sorted order. | 55 // 1. The values are in sorted order. |
58 // 2. The custom value is exists. | 56 // 2. The custom value is exists. |
59 // 3. The 100% value exists. | 57 // 3. The 100% value exists. |
60 bool found_custom_value = false; | 58 bool found_custom_value = false; |
61 bool found_100_percent = false; | 59 bool found_100_percent = false; |
62 double last_value = -99; | 60 double last_value = -99; |
63 | 61 |
64 std::vector<double>::const_iterator i; | 62 std::vector<double>::const_iterator i; |
65 for (i = levels.begin(); i != levels.end(); ++i) { | 63 for (i = levels.begin(); i != levels.end(); ++i) { |
66 double level = *i; | 64 double level = *i; |
67 EXPECT_GT(level, last_value); | 65 EXPECT_GT(level, last_value); |
68 if (content::ZoomValuesEqual(level, custom_value)) | 66 if (content::ZoomValuesEqual(level, custom_value)) |
69 found_custom_value = true; | 67 found_custom_value = true; |
70 if (content::ZoomValuesEqual(level, 0)) | 68 if (content::ZoomValuesEqual(level, 0)) |
71 found_100_percent = true; | 69 found_100_percent = true; |
72 last_value = level; | 70 last_value = level; |
73 } | 71 } |
74 | 72 |
75 EXPECT_TRUE(found_custom_value); | 73 EXPECT_TRUE(found_custom_value); |
76 EXPECT_TRUE(found_100_percent); | 74 EXPECT_TRUE(found_100_percent); |
77 } | 75 } |
78 | 76 |
79 TEST(PageTestZoom, InvalidCustomFactor) { | 77 TEST(PageTestZoom, InvalidCustomFactor) { |
80 double too_low = 0.01; | 78 double too_low = 0.01; |
81 std::vector<double> factors = ui_zoom::PageZoom::PresetZoomFactors(too_low); | 79 std::vector<double> factors = zoom::PageZoom::PresetZoomFactors(too_low); |
82 EXPECT_FALSE(content::ZoomValuesEqual(factors.front(), too_low)); | 80 EXPECT_FALSE(content::ZoomValuesEqual(factors.front(), too_low)); |
83 | 81 |
84 double too_high = 99.0; | 82 double too_high = 99.0; |
85 factors = ui_zoom::PageZoom::PresetZoomFactors(too_high); | 83 factors = zoom::PageZoom::PresetZoomFactors(too_high); |
86 EXPECT_FALSE(content::ZoomValuesEqual(factors.back(), too_high)); | 84 EXPECT_FALSE(content::ZoomValuesEqual(factors.back(), too_high)); |
87 } | 85 } |
88 | 86 |
89 TEST(PageTestZoom, InvalidCustomLevel) { | 87 TEST(PageTestZoom, InvalidCustomLevel) { |
90 double too_low = -99.0; | 88 double too_low = -99.0; |
91 std::vector<double> levels = ui_zoom::PageZoom::PresetZoomLevels(too_low); | 89 std::vector<double> levels = zoom::PageZoom::PresetZoomLevels(too_low); |
92 EXPECT_FALSE(content::ZoomValuesEqual(levels.front(), too_low)); | 90 EXPECT_FALSE(content::ZoomValuesEqual(levels.front(), too_low)); |
93 | 91 |
94 double too_high = 99.0; | 92 double too_high = 99.0; |
95 levels = ui_zoom::PageZoom::PresetZoomLevels(too_high); | 93 levels = zoom::PageZoom::PresetZoomLevels(too_high); |
96 EXPECT_FALSE(content::ZoomValuesEqual(levels.back(), too_high)); | 94 EXPECT_FALSE(content::ZoomValuesEqual(levels.back(), too_high)); |
97 } | 95 } |
98 | |
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