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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 "blimp/common/compositor/blimp_picture_cache_registry.h" |
| 6 |
| 7 #include <stdint.h> |
| 8 #include <set> |
| 9 |
| 10 #include "testing/gtest/include/gtest/gtest.h" |
| 11 |
| 12 namespace blimp { |
| 13 namespace { |
| 14 |
| 15 bool Contains(std::set<uint32_t> haystack, uint32_t needle) { |
| 16 return haystack.find(needle) != haystack.end(); |
| 17 } |
| 18 |
| 19 class BlimpPictureCacheRegistryTest : public testing::Test { |
| 20 protected: |
| 21 BlimpPictureCacheRegistry registry_; |
| 22 std::set<uint32_t> added_; |
| 23 std::set<uint32_t> removed_; |
| 24 }; |
| 25 |
| 26 TEST_F(BlimpPictureCacheRegistryTest, SingleItemCommitFlow) { |
| 27 registry_.Commit(&added_, &removed_); |
| 28 EXPECT_EQ(0U, added_.size()); |
| 29 EXPECT_EQ(0U, removed_.size()); |
| 30 |
| 31 uint32_t item = 1; |
| 32 registry_.Stage(item); |
| 33 registry_.Commit(&added_, &removed_); |
| 34 EXPECT_EQ(1U, added_.size()); |
| 35 EXPECT_EQ(0U, removed_.size()); |
| 36 EXPECT_TRUE(Contains(added_, item)); |
| 37 added_.clear(); |
| 38 |
| 39 registry_.Commit(&added_, &removed_); |
| 40 EXPECT_EQ(0U, added_.size()); |
| 41 EXPECT_EQ(0U, removed_.size()); |
| 42 |
| 43 registry_.Unstage(item); |
| 44 registry_.Commit(&added_, &removed_); |
| 45 EXPECT_EQ(0U, added_.size()); |
| 46 EXPECT_EQ(1U, removed_.size()); |
| 47 EXPECT_TRUE(Contains(removed_, item)); |
| 48 } |
| 49 |
| 50 TEST_F(BlimpPictureCacheRegistryTest, |
| 51 SingleItemStagedMultipleTimesInSingleCommit) { |
| 52 uint32_t item = 1; |
| 53 registry_.Stage(item); |
| 54 registry_.Stage(item); |
| 55 registry_.Commit(&added_, &removed_); |
| 56 EXPECT_EQ(1U, added_.size()); |
| 57 EXPECT_EQ(0U, removed_.size()); |
| 58 EXPECT_TRUE(Contains(added_, item)); |
| 59 added_.clear(); |
| 60 |
| 61 registry_.Commit(&added_, &removed_); |
| 62 EXPECT_EQ(0U, added_.size()); |
| 63 EXPECT_EQ(0U, removed_.size()); |
| 64 |
| 65 registry_.Unstage(item); |
| 66 registry_.Unstage(item); |
| 67 registry_.Commit(&added_, &removed_); |
| 68 EXPECT_EQ(0U, added_.size()); |
| 69 EXPECT_EQ(1U, removed_.size()); |
| 70 EXPECT_TRUE(Contains(removed_, item)); |
| 71 } |
| 72 |
| 73 TEST_F(BlimpPictureCacheRegistryTest, |
| 74 SingleItemStagedMultipleTimesAcrossCommits) { |
| 75 uint32_t item = 1; |
| 76 registry_.Stage(item); |
| 77 registry_.Commit(&added_, &removed_); |
| 78 EXPECT_EQ(1U, added_.size()); |
| 79 EXPECT_EQ(0U, removed_.size()); |
| 80 EXPECT_TRUE(Contains(added_, item)); |
| 81 added_.clear(); |
| 82 |
| 83 registry_.Stage(item); |
| 84 registry_.Commit(&added_, &removed_); |
| 85 EXPECT_EQ(0U, added_.size()); |
| 86 EXPECT_EQ(0U, removed_.size()); |
| 87 |
| 88 registry_.Unstage(item); |
| 89 registry_.Commit(&added_, &removed_); |
| 90 EXPECT_EQ(0U, added_.size()); |
| 91 EXPECT_EQ(0U, removed_.size()); |
| 92 |
| 93 registry_.Unstage(item); |
| 94 registry_.Commit(&added_, &removed_); |
| 95 EXPECT_EQ(0U, added_.size()); |
| 96 EXPECT_EQ(1U, removed_.size()); |
| 97 EXPECT_TRUE(Contains(removed_, item)); |
| 98 } |
| 99 |
| 100 TEST_F(BlimpPictureCacheRegistryTest, SingleItemStagedAndUnstaged) { |
| 101 uint32_t item = 1; |
| 102 registry_.Stage(item); |
| 103 registry_.Unstage(item); |
| 104 registry_.Commit(&added_, &removed_); |
| 105 EXPECT_EQ(0U, added_.size()); |
| 106 EXPECT_EQ(0U, removed_.size()); |
| 107 |
| 108 registry_.Stage(item); |
| 109 registry_.Unstage(item); |
| 110 registry_.Stage(item); |
| 111 registry_.Commit(&added_, &removed_); |
| 112 EXPECT_EQ(1U, added_.size()); |
| 113 EXPECT_EQ(0U, removed_.size()); |
| 114 EXPECT_TRUE(Contains(added_, item)); |
| 115 added_.clear(); |
| 116 |
| 117 registry_.Unstage(item); |
| 118 registry_.Stage(item); |
| 119 registry_.Unstage(item); |
| 120 registry_.Commit(&added_, &removed_); |
| 121 EXPECT_EQ(0U, added_.size()); |
| 122 EXPECT_EQ(1U, removed_.size()); |
| 123 EXPECT_TRUE(Contains(removed_, item)); |
| 124 } |
| 125 |
| 126 TEST_F(BlimpPictureCacheRegistryTest, MultipleItemsStaged) { |
| 127 uint32_t item1 = 1; |
| 128 uint32_t item2 = 2; |
| 129 uint32_t item3 = 3; |
| 130 registry_.Stage(item1); |
| 131 registry_.Stage(item2); |
| 132 registry_.Stage(item3); |
| 133 registry_.Commit(&added_, &removed_); |
| 134 EXPECT_EQ(3U, added_.size()); |
| 135 EXPECT_EQ(0U, removed_.size()); |
| 136 EXPECT_TRUE(Contains(added_, item1)); |
| 137 EXPECT_TRUE(Contains(added_, item2)); |
| 138 EXPECT_TRUE(Contains(added_, item3)); |
| 139 added_.clear(); |
| 140 |
| 141 registry_.Unstage(item3); |
| 142 registry_.Commit(&added_, &removed_); |
| 143 EXPECT_EQ(0U, added_.size()); |
| 144 EXPECT_EQ(1U, removed_.size()); |
| 145 EXPECT_TRUE(Contains(removed_, item3)); |
| 146 removed_.clear(); |
| 147 |
| 148 registry_.Unstage(item2); |
| 149 registry_.Stage(item3); |
| 150 registry_.Commit(&added_, &removed_); |
| 151 EXPECT_EQ(1U, added_.size()); |
| 152 EXPECT_EQ(1U, removed_.size()); |
| 153 EXPECT_TRUE(Contains(added_, item3)); |
| 154 EXPECT_TRUE(Contains(removed_, item2)); |
| 155 added_.clear(); |
| 156 removed_.clear(); |
| 157 |
| 158 registry_.Stage(item2); |
| 159 registry_.Commit(&added_, &removed_); |
| 160 EXPECT_EQ(1U, added_.size()); |
| 161 EXPECT_EQ(0U, removed_.size()); |
| 162 EXPECT_TRUE(Contains(added_, item2)); |
| 163 added_.clear(); |
| 164 |
| 165 registry_.Unstage(item1); |
| 166 registry_.Unstage(item2); |
| 167 registry_.Unstage(item3); |
| 168 registry_.Commit(&added_, &removed_); |
| 169 EXPECT_EQ(0U, added_.size()); |
| 170 EXPECT_EQ(3U, removed_.size()); |
| 171 EXPECT_TRUE(Contains(removed_, item1)); |
| 172 EXPECT_TRUE(Contains(removed_, item2)); |
| 173 EXPECT_TRUE(Contains(removed_, item3)); |
| 174 } |
| 175 |
| 176 } // namespace |
| 177 } // namespace blimp |
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