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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/reference_tracker.h" |
| 6 |
| 7 #include <stdint.h> |
| 8 #include <algorithm> |
| 9 #include <unordered_set> |
| 10 #include <vector> |
| 11 |
| 12 #include "testing/gmock/include/gmock/gmock.h" |
| 13 #include "testing/gtest/include/gtest/gtest.h" |
| 14 |
| 15 namespace blimp { |
| 16 namespace { |
| 17 |
| 18 class ReferenceTrackerTest : public testing::Test { |
| 19 public: |
| 20 ReferenceTrackerTest() {} |
| 21 |
| 22 protected: |
| 23 ReferenceTracker tracker_; |
| 24 std::vector<uint32_t> added_; |
| 25 std::vector<uint32_t> removed_; |
| 26 |
| 27 private: |
| 28 DISALLOW_COPY_AND_ASSIGN(ReferenceTrackerTest); |
| 29 }; |
| 30 |
| 31 TEST_F(ReferenceTrackerTest, SingleItemCommitFlow) { |
| 32 tracker_.CommitRefCounts(&added_, &removed_); |
| 33 EXPECT_TRUE(added_.empty()); |
| 34 EXPECT_TRUE(removed_.empty()); |
| 35 |
| 36 uint32_t item = 1; |
| 37 tracker_.IncrementRefCount(item); |
| 38 tracker_.CommitRefCounts(&added_, &removed_); |
| 39 EXPECT_THAT(added_, testing::UnorderedElementsAre(item)); |
| 40 EXPECT_TRUE(removed_.empty()); |
| 41 added_.clear(); |
| 42 |
| 43 tracker_.CommitRefCounts(&added_, &removed_); |
| 44 EXPECT_TRUE(added_.empty()); |
| 45 EXPECT_TRUE(removed_.empty()); |
| 46 |
| 47 tracker_.DecrementRefCount(item); |
| 48 tracker_.CommitRefCounts(&added_, &removed_); |
| 49 EXPECT_TRUE(added_.empty()); |
| 50 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item)); |
| 51 } |
| 52 |
| 53 TEST_F(ReferenceTrackerTest, SingleItemMultipleTimesInSingleCommit) { |
| 54 uint32_t item = 1; |
| 55 tracker_.IncrementRefCount(item); |
| 56 tracker_.IncrementRefCount(item); |
| 57 tracker_.CommitRefCounts(&added_, &removed_); |
| 58 EXPECT_THAT(added_, testing::UnorderedElementsAre(item)); |
| 59 EXPECT_TRUE(removed_.empty()); |
| 60 added_.clear(); |
| 61 |
| 62 tracker_.CommitRefCounts(&added_, &removed_); |
| 63 EXPECT_TRUE(added_.empty()); |
| 64 EXPECT_TRUE(removed_.empty()); |
| 65 |
| 66 tracker_.DecrementRefCount(item); |
| 67 tracker_.DecrementRefCount(item); |
| 68 tracker_.CommitRefCounts(&added_, &removed_); |
| 69 EXPECT_TRUE(added_.empty()); |
| 70 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item)); |
| 71 } |
| 72 |
| 73 TEST_F(ReferenceTrackerTest, SingleItemMultipleTimesAcrossCommits) { |
| 74 uint32_t item = 1; |
| 75 tracker_.IncrementRefCount(item); |
| 76 tracker_.CommitRefCounts(&added_, &removed_); |
| 77 EXPECT_THAT(added_, testing::UnorderedElementsAre(item)); |
| 78 EXPECT_TRUE(removed_.empty()); |
| 79 added_.clear(); |
| 80 |
| 81 tracker_.IncrementRefCount(item); |
| 82 tracker_.CommitRefCounts(&added_, &removed_); |
| 83 EXPECT_TRUE(added_.empty()); |
| 84 EXPECT_TRUE(removed_.empty()); |
| 85 |
| 86 tracker_.DecrementRefCount(item); |
| 87 tracker_.CommitRefCounts(&added_, &removed_); |
| 88 EXPECT_TRUE(added_.empty()); |
| 89 EXPECT_TRUE(removed_.empty()); |
| 90 |
| 91 tracker_.DecrementRefCount(item); |
| 92 tracker_.CommitRefCounts(&added_, &removed_); |
| 93 EXPECT_TRUE(added_.empty()); |
| 94 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item)); |
| 95 } |
| 96 |
| 97 TEST_F(ReferenceTrackerTest, SingleItemComplexInteractions) { |
| 98 uint32_t item = 1; |
| 99 tracker_.IncrementRefCount(item); |
| 100 tracker_.DecrementRefCount(item); |
| 101 tracker_.CommitRefCounts(&added_, &removed_); |
| 102 EXPECT_TRUE(added_.empty()); |
| 103 EXPECT_TRUE(removed_.empty()); |
| 104 |
| 105 tracker_.IncrementRefCount(item); |
| 106 tracker_.DecrementRefCount(item); |
| 107 tracker_.IncrementRefCount(item); |
| 108 tracker_.CommitRefCounts(&added_, &removed_); |
| 109 EXPECT_THAT(added_, testing::UnorderedElementsAre(item)); |
| 110 EXPECT_TRUE(removed_.empty()); |
| 111 added_.clear(); |
| 112 |
| 113 tracker_.DecrementRefCount(item); |
| 114 tracker_.IncrementRefCount(item); |
| 115 tracker_.DecrementRefCount(item); |
| 116 tracker_.CommitRefCounts(&added_, &removed_); |
| 117 EXPECT_TRUE(added_.empty()); |
| 118 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item)); |
| 119 } |
| 120 |
| 121 TEST_F(ReferenceTrackerTest, MultipleItems) { |
| 122 uint32_t item1 = 1; |
| 123 uint32_t item2 = 2; |
| 124 uint32_t item3 = 3; |
| 125 tracker_.IncrementRefCount(item1); |
| 126 tracker_.IncrementRefCount(item2); |
| 127 tracker_.IncrementRefCount(item3); |
| 128 tracker_.CommitRefCounts(&added_, &removed_); |
| 129 EXPECT_THAT(added_, testing::UnorderedElementsAre(item1, item2, item3)); |
| 130 EXPECT_EQ(3U, added_.size()); |
| 131 EXPECT_TRUE(removed_.empty()); |
| 132 added_.clear(); |
| 133 |
| 134 tracker_.DecrementRefCount(item3); |
| 135 tracker_.CommitRefCounts(&added_, &removed_); |
| 136 EXPECT_TRUE(added_.empty()); |
| 137 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item3)); |
| 138 removed_.clear(); |
| 139 |
| 140 tracker_.DecrementRefCount(item2); |
| 141 tracker_.IncrementRefCount(item3); |
| 142 tracker_.CommitRefCounts(&added_, &removed_); |
| 143 EXPECT_EQ(1U, added_.size()); |
| 144 EXPECT_EQ(1U, removed_.size()); |
| 145 EXPECT_THAT(added_, testing::UnorderedElementsAre(item3)); |
| 146 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item2)); |
| 147 added_.clear(); |
| 148 removed_.clear(); |
| 149 |
| 150 tracker_.IncrementRefCount(item2); |
| 151 tracker_.CommitRefCounts(&added_, &removed_); |
| 152 EXPECT_THAT(added_, testing::UnorderedElementsAre(item2)); |
| 153 EXPECT_TRUE(removed_.empty()); |
| 154 added_.clear(); |
| 155 |
| 156 tracker_.DecrementRefCount(item1); |
| 157 tracker_.DecrementRefCount(item2); |
| 158 tracker_.DecrementRefCount(item3); |
| 159 tracker_.CommitRefCounts(&added_, &removed_); |
| 160 EXPECT_TRUE(added_.empty()); |
| 161 EXPECT_THAT(removed_, testing::UnorderedElementsAre(item1, item2, item3)); |
| 162 } |
| 163 |
| 164 } // namespace |
| 165 } // namespace blimp |
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Chromium Code Reviews
Issue 1982893002:
[blimp] Add SkPicture caching support. (Closed)
Base URL: https://chromium.googlesource.com/chromium/src.git@master