Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 1 | #include <gtest/gtest.h> |
| 2 | #include <private/dvr/buffer_hub_client.h> |
| 3 | |
| 4 | #include <mutex> |
| 5 | #include <thread> |
| 6 | |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 7 | #define RETRY_EINTR(fnc_call) \ |
| 8 | ([&]() -> decltype(fnc_call) { \ |
| 9 | decltype(fnc_call) result; \ |
| 10 | do { \ |
| 11 | result = (fnc_call); \ |
| 12 | } while (result == -1 && errno == EINTR); \ |
| 13 | return result; \ |
| 14 | })() |
| 15 | |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 16 | using android::dvr::BufferProducer; |
| 17 | using android::dvr::BufferConsumer; |
| 18 | using android::pdx::LocalHandle; |
| 19 | |
| 20 | const int kWidth = 640; |
| 21 | const int kHeight = 480; |
| 22 | const int kFormat = HAL_PIXEL_FORMAT_RGBA_8888; |
| 23 | const int kUsage = 0; |
| 24 | const uint64_t kContext = 42; |
| 25 | |
| 26 | using LibBufferHubTest = ::testing::Test; |
| 27 | |
| 28 | TEST_F(LibBufferHubTest, TestBasicUsage) { |
| 29 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 30 | kWidth, kHeight, kFormat, kUsage, sizeof(uint64_t)); |
| 31 | ASSERT_TRUE(p.get() != nullptr); |
| 32 | std::unique_ptr<BufferConsumer> c = |
| 33 | BufferConsumer::Import(p->CreateConsumer()); |
| 34 | ASSERT_TRUE(c.get() != nullptr); |
| 35 | // Check that consumers can spawn other consumers. |
| 36 | std::unique_ptr<BufferConsumer> c2 = |
| 37 | BufferConsumer::Import(c->CreateConsumer()); |
| 38 | ASSERT_TRUE(c2.get() != nullptr); |
| 39 | |
| 40 | EXPECT_EQ(0, p->Post(LocalHandle(), kContext)); |
| 41 | // Both consumers should be triggered. |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 42 | EXPECT_GE(0, RETRY_EINTR(p->Poll(0))); |
| 43 | EXPECT_LT(0, RETRY_EINTR(c->Poll(10))); |
| 44 | EXPECT_LT(0, RETRY_EINTR(c2->Poll(10))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 45 | |
| 46 | uint64_t context; |
| 47 | LocalHandle fence; |
| 48 | EXPECT_LE(0, c->Acquire(&fence, &context)); |
| 49 | EXPECT_EQ(kContext, context); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 50 | EXPECT_GE(0, RETRY_EINTR(c->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 51 | |
| 52 | EXPECT_LE(0, c2->Acquire(&fence, &context)); |
| 53 | EXPECT_EQ(kContext, context); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 54 | EXPECT_GE(0, RETRY_EINTR(c2->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 55 | |
| 56 | EXPECT_EQ(0, c->Release(LocalHandle())); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 57 | EXPECT_GE(0, RETRY_EINTR(p->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 58 | EXPECT_EQ(0, c2->Discard()); |
| 59 | |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 60 | EXPECT_LE(0, RETRY_EINTR(p->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 61 | EXPECT_EQ(0, p->Gain(&fence)); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 62 | EXPECT_GE(0, RETRY_EINTR(p->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 63 | } |
| 64 | |
Corey Tabaka | d53870c | 2017-07-06 18:04:27 -0700 | [diff] [blame^] | 65 | TEST_F(LibBufferHubTest, TestStateTransitions) { |
| 66 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 67 | kWidth, kHeight, kFormat, kUsage, sizeof(uint64_t)); |
| 68 | ASSERT_TRUE(p.get() != nullptr); |
| 69 | std::unique_ptr<BufferConsumer> c = |
| 70 | BufferConsumer::Import(p->CreateConsumer()); |
| 71 | ASSERT_TRUE(c.get() != nullptr); |
| 72 | |
| 73 | uint64_t context; |
| 74 | LocalHandle fence; |
| 75 | |
| 76 | // The producer buffer starts in gained state. |
| 77 | |
| 78 | // Acquire, release, and gain in gained state should fail. |
| 79 | EXPECT_EQ(-EBUSY, c->Acquire(&fence, &context)); |
| 80 | EXPECT_EQ(-EBUSY, c->Release(LocalHandle())); |
| 81 | EXPECT_EQ(-EALREADY, p->Gain(&fence)); |
| 82 | |
| 83 | // Post in gained state should succeed. |
| 84 | EXPECT_EQ(0, p->Post(LocalHandle(), kContext)); |
| 85 | |
| 86 | // Post, release, and gain in posted state should fail. |
| 87 | EXPECT_EQ(-EBUSY, p->Post(LocalHandle(), kContext)); |
| 88 | EXPECT_EQ(-EBUSY, c->Release(LocalHandle())); |
| 89 | EXPECT_EQ(-EBUSY, p->Gain(&fence)); |
| 90 | |
| 91 | // Acquire in posted state should succeed. |
| 92 | EXPECT_LE(0, c->Acquire(&fence, &context)); |
| 93 | |
| 94 | // Acquire, post, and gain in acquired state should fail. |
| 95 | EXPECT_EQ(-EBUSY, c->Acquire(&fence, &context)); |
| 96 | EXPECT_EQ(-EBUSY, p->Post(LocalHandle(), kContext)); |
| 97 | EXPECT_EQ(-EBUSY, p->Gain(&fence)); |
| 98 | |
| 99 | // Release in acquired state should succeed. |
| 100 | EXPECT_EQ(0, c->Release(LocalHandle())); |
| 101 | |
| 102 | // Release, acquire, and post in released state should fail. |
| 103 | EXPECT_EQ(-EBUSY, c->Release(LocalHandle())); |
| 104 | EXPECT_EQ(-EBUSY, c->Acquire(&fence, &context)); |
| 105 | EXPECT_EQ(-EBUSY, p->Post(LocalHandle(), kContext)); |
| 106 | |
| 107 | // Gain in released state should succeed. |
| 108 | EXPECT_EQ(0, p->Gain(&fence)); |
| 109 | |
| 110 | // Acquire, release, and gain in gained state should fail. |
| 111 | EXPECT_EQ(-EBUSY, c->Acquire(&fence, &context)); |
| 112 | EXPECT_EQ(-EBUSY, c->Release(LocalHandle())); |
| 113 | EXPECT_EQ(-EALREADY, p->Gain(&fence)); |
| 114 | } |
| 115 | |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 116 | TEST_F(LibBufferHubTest, TestWithCustomMetadata) { |
| 117 | struct Metadata { |
| 118 | int64_t field1; |
| 119 | int64_t field2; |
| 120 | }; |
| 121 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 122 | kWidth, kHeight, kFormat, kUsage, sizeof(Metadata)); |
| 123 | ASSERT_TRUE(p.get() != nullptr); |
| 124 | std::unique_ptr<BufferConsumer> c = |
| 125 | BufferConsumer::Import(p->CreateConsumer()); |
| 126 | ASSERT_TRUE(c.get() != nullptr); |
| 127 | |
| 128 | Metadata m = {1, 3}; |
| 129 | EXPECT_EQ(0, p->Post(LocalHandle(), m)); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 130 | EXPECT_LE(0, RETRY_EINTR(c->Poll(10))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 131 | |
| 132 | LocalHandle fence; |
| 133 | Metadata m2 = {}; |
| 134 | EXPECT_EQ(0, c->Acquire(&fence, &m2)); |
| 135 | EXPECT_EQ(m.field1, m2.field1); |
| 136 | EXPECT_EQ(m.field2, m2.field2); |
| 137 | |
| 138 | EXPECT_EQ(0, c->Release(LocalHandle())); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 139 | EXPECT_LT(0, RETRY_EINTR(p->Poll(0))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 140 | } |
| 141 | |
| 142 | TEST_F(LibBufferHubTest, TestPostWithWrongMetaSize) { |
| 143 | struct Metadata { |
| 144 | int64_t field1; |
| 145 | int64_t field2; |
| 146 | }; |
| 147 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 148 | kWidth, kHeight, kFormat, kUsage, sizeof(Metadata)); |
| 149 | ASSERT_TRUE(p.get() != nullptr); |
| 150 | std::unique_ptr<BufferConsumer> c = |
| 151 | BufferConsumer::Import(p->CreateConsumer()); |
| 152 | ASSERT_TRUE(c.get() != nullptr); |
| 153 | |
| 154 | int64_t sequence = 3; |
| 155 | EXPECT_NE(0, p->Post(LocalHandle(), sequence)); |
Alex Vakulenko | 4fe6058 | 2017-02-02 11:35:59 -0800 | [diff] [blame] | 156 | EXPECT_GE(0, RETRY_EINTR(c->Poll(10))); |
Alex Vakulenko | e4eec20 | 2017-01-27 14:41:04 -0800 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | TEST_F(LibBufferHubTest, TestAcquireWithWrongMetaSize) { |
| 160 | struct Metadata { |
| 161 | int64_t field1; |
| 162 | int64_t field2; |
| 163 | }; |
| 164 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 165 | kWidth, kHeight, kFormat, kUsage, sizeof(Metadata)); |
| 166 | ASSERT_TRUE(p.get() != nullptr); |
| 167 | std::unique_ptr<BufferConsumer> c = |
| 168 | BufferConsumer::Import(p->CreateConsumer()); |
| 169 | ASSERT_TRUE(c.get() != nullptr); |
| 170 | |
| 171 | Metadata m = {1, 3}; |
| 172 | EXPECT_EQ(0, p->Post(LocalHandle(), m)); |
| 173 | |
| 174 | LocalHandle fence; |
| 175 | int64_t sequence; |
| 176 | EXPECT_NE(0, c->Acquire(&fence, &sequence)); |
| 177 | } |
| 178 | |
| 179 | TEST_F(LibBufferHubTest, TestAcquireWithNoMeta) { |
| 180 | std::unique_ptr<BufferProducer> p = BufferProducer::Create( |
| 181 | kWidth, kHeight, kFormat, kUsage, sizeof(uint64_t)); |
| 182 | ASSERT_TRUE(p.get() != nullptr); |
| 183 | std::unique_ptr<BufferConsumer> c = |
| 184 | BufferConsumer::Import(p->CreateConsumer()); |
| 185 | ASSERT_TRUE(c.get() != nullptr); |
| 186 | |
| 187 | int64_t sequence = 3; |
| 188 | EXPECT_EQ(0, p->Post(LocalHandle(), sequence)); |
| 189 | |
| 190 | LocalHandle fence; |
| 191 | EXPECT_EQ(0, c->Acquire(&fence)); |
| 192 | } |
| 193 | |
| 194 | TEST_F(LibBufferHubTest, TestWithNoMeta) { |
| 195 | std::unique_ptr<BufferProducer> p = |
| 196 | BufferProducer::Create(kWidth, kHeight, kFormat, kUsage); |
| 197 | ASSERT_TRUE(p.get() != nullptr); |
| 198 | std::unique_ptr<BufferConsumer> c = |
| 199 | BufferConsumer::Import(p->CreateConsumer()); |
| 200 | ASSERT_TRUE(c.get() != nullptr); |
| 201 | |
| 202 | LocalHandle fence; |
| 203 | |
| 204 | EXPECT_EQ(0, p->Post<void>(LocalHandle())); |
| 205 | EXPECT_EQ(0, c->Acquire(&fence)); |
| 206 | } |
| 207 | |
| 208 | TEST_F(LibBufferHubTest, TestFailureToPostMetaFromABufferWithoutMeta) { |
| 209 | std::unique_ptr<BufferProducer> p = |
| 210 | BufferProducer::Create(kWidth, kHeight, kFormat, kUsage); |
| 211 | ASSERT_TRUE(p.get() != nullptr); |
| 212 | std::unique_ptr<BufferConsumer> c = |
| 213 | BufferConsumer::Import(p->CreateConsumer()); |
| 214 | ASSERT_TRUE(c.get() != nullptr); |
| 215 | |
| 216 | int64_t sequence = 3; |
| 217 | EXPECT_NE(0, p->Post(LocalHandle(), sequence)); |
| 218 | } |
| 219 | |
| 220 | TEST_F(LibBufferHubTest, TestPersistentBufferPersistence) { |
| 221 | auto p = BufferProducer::Create("TestPersistentBuffer", -1, -1, kWidth, |
| 222 | kHeight, kFormat, kUsage); |
| 223 | ASSERT_NE(nullptr, p); |
| 224 | |
| 225 | // Record the original buffer id for later comparison. |
| 226 | const int buffer_id = p->id(); |
| 227 | |
| 228 | auto c = BufferConsumer::Import(p->CreateConsumer()); |
| 229 | ASSERT_NE(nullptr, c); |
| 230 | |
| 231 | EXPECT_EQ(0, p->Post<void>(LocalHandle())); |
| 232 | |
| 233 | // Close the connection to the producer. This should not affect the consumer. |
| 234 | p = nullptr; |
| 235 | |
| 236 | LocalHandle fence; |
| 237 | EXPECT_EQ(0, c->Acquire(&fence)); |
| 238 | EXPECT_EQ(0, c->Release(LocalHandle())); |
| 239 | |
| 240 | // Attempt to reconnect to the persistent buffer. |
| 241 | p = BufferProducer::Create("TestPersistentBuffer"); |
| 242 | ASSERT_NE(nullptr, p); |
| 243 | EXPECT_EQ(buffer_id, p->id()); |
| 244 | EXPECT_EQ(0, p->Gain(&fence)); |
| 245 | } |
| 246 | |
| 247 | TEST_F(LibBufferHubTest, TestPersistentBufferMismatchParams) { |
| 248 | auto p = BufferProducer::Create("TestPersistentBuffer", -1, -1, kWidth, |
| 249 | kHeight, kFormat, kUsage); |
| 250 | ASSERT_NE(nullptr, p); |
| 251 | |
| 252 | // Close the connection to the producer. |
| 253 | p = nullptr; |
| 254 | |
| 255 | // Mismatch the params. |
| 256 | p = BufferProducer::Create("TestPersistentBuffer", -1, -1, kWidth * 2, |
| 257 | kHeight, kFormat, kUsage); |
| 258 | ASSERT_EQ(nullptr, p); |
| 259 | } |
| 260 | |
| 261 | TEST_F(LibBufferHubTest, TestRemovePersistentBuffer) { |
| 262 | auto p = BufferProducer::Create("TestPersistentBuffer", -1, -1, kWidth, |
| 263 | kHeight, kFormat, kUsage); |
| 264 | ASSERT_NE(nullptr, p); |
| 265 | |
| 266 | LocalHandle fence; |
| 267 | auto c = BufferConsumer::Import(p->CreateConsumer()); |
| 268 | ASSERT_NE(nullptr, c); |
| 269 | EXPECT_NE(-EPIPE, c->Acquire(&fence)); |
| 270 | |
| 271 | // Test that removing persistence and closing the producer orphans the |
| 272 | // consumer. |
| 273 | EXPECT_EQ(0, p->RemovePersistence()); |
| 274 | p = nullptr; |
| 275 | |
| 276 | EXPECT_EQ(-EPIPE, c->Release(LocalHandle())); |
| 277 | } |