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| 1 // Copyright (c) 2016 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 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 "net/quic/core/quic_one_block_arena.h" | 5 #include "net/quic/core/quic_one_block_arena.h" |
| 6 | 6 |
| 7 #include "net/quic/core/interval_set.h" | 7 #include "net/quic/core/interval_set.h" |
| 8 #include "net/quic/core/quic_flags.h" | 8 #include "net/quic/core/quic_flags.h" |
| 9 #include "net/quic/core/quic_utils.h" | 9 #include "net/quic/core/quic_utils.h" |
| 10 #include "net/quic/test_tools/quic_test_utils.h" |
| 10 #include "net/test/gtest_util.h" | 11 #include "net/test/gtest_util.h" |
| 11 #include "testing/gmock/include/gmock/gmock.h" | 12 #include "testing/gmock/include/gmock/gmock.h" |
| 12 #include "testing/gtest/include/gtest/gtest.h" | 13 #include "testing/gtest/include/gtest/gtest.h" |
| 13 | 14 |
| 14 namespace net { | 15 namespace net { |
| 15 namespace { | 16 namespace { |
| 16 | 17 |
| 17 static const uint32_t kMaxAlign = 8; | 18 static const uint32_t kMaxAlign = 8; |
| 18 | 19 |
| 19 struct TestObject { | 20 struct TestObject { |
| 20 uint32_t value; | 21 uint32_t value; |
| 21 }; | 22 }; |
| 22 | 23 |
| 23 TEST(QuicOneBlockArenaTest, AllocateSuccess) { | 24 TEST(QuicOneBlockArenaTest, AllocateSuccess) { |
| 24 QuicOneBlockArena<1024> arena; | 25 QuicOneBlockArena<1024> arena; |
| 25 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); | 26 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); |
| 26 EXPECT_TRUE(ptr.is_from_arena()); | 27 EXPECT_TRUE(ptr.is_from_arena()); |
| 27 } | 28 } |
| 28 | 29 |
| 29 TEST(QuicOneBlockArenaTest, Exhaust) { | 30 TEST(QuicOneBlockArenaTest, Exhaust) { |
| 30 QuicOneBlockArena<1024> arena; | 31 QuicOneBlockArena<1024> arena; |
| 31 for (size_t i = 0; i < 1024 / kMaxAlign; ++i) { | 32 for (size_t i = 0; i < 1024 / kMaxAlign; ++i) { |
| 32 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); | 33 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); |
| 33 EXPECT_TRUE(ptr.is_from_arena()); | 34 EXPECT_TRUE(ptr.is_from_arena()); |
| 34 } | 35 } |
| 35 QuicArenaScopedPtr<TestObject> ptr; | 36 QuicArenaScopedPtr<TestObject> ptr; |
| 36 EXPECT_DFATAL(ptr = arena.New<TestObject>(), | 37 EXPECT_QUIC_BUG(ptr = arena.New<TestObject>(), |
| 37 "Ran out of space in QuicOneBlockArena"); | 38 "Ran out of space in QuicOneBlockArena"); |
| 38 EXPECT_FALSE(ptr.is_from_arena()); | 39 EXPECT_FALSE(ptr.is_from_arena()); |
| 39 } | 40 } |
| 40 | 41 |
| 41 TEST(QuicOneBlockArenaTest, NoOverlaps) { | 42 TEST(QuicOneBlockArenaTest, NoOverlaps) { |
| 42 QuicOneBlockArena<1024> arena; | 43 QuicOneBlockArena<1024> arena; |
| 43 std::vector<QuicArenaScopedPtr<TestObject>> objects; | 44 std::vector<QuicArenaScopedPtr<TestObject>> objects; |
| 44 IntervalSet<uintptr_t> used; | 45 IntervalSet<uintptr_t> used; |
| 45 for (size_t i = 0; i < 1024 / kMaxAlign; ++i) { | 46 for (size_t i = 0; i < 1024 / kMaxAlign; ++i) { |
| 46 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); | 47 QuicArenaScopedPtr<TestObject> ptr = arena.New<TestObject>(); |
| 47 EXPECT_TRUE(ptr.is_from_arena()); | 48 EXPECT_TRUE(ptr.is_from_arena()); |
| 48 | 49 |
| 49 uintptr_t begin = reinterpret_cast<uintptr_t>(ptr.get()); | 50 uintptr_t begin = reinterpret_cast<uintptr_t>(ptr.get()); |
| 50 uintptr_t end = begin + sizeof(TestObject); | 51 uintptr_t end = begin + sizeof(TestObject); |
| 51 EXPECT_FALSE(used.Contains(begin)); | 52 EXPECT_FALSE(used.Contains(begin)); |
| 52 EXPECT_FALSE(used.Contains(end - 1)); | 53 EXPECT_FALSE(used.Contains(end - 1)); |
| 53 used.Add(begin, end); | 54 used.Add(begin, end); |
| 54 } | 55 } |
| 55 } | 56 } |
| 56 | 57 |
| 57 } // namespace | 58 } // namespace |
| 58 } // namespace net | 59 } // namespace net |
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