Colin Cross | 363441b | 2013-11-07 23:06:58 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | #include <sys/mman.h> |
| 18 | |
| 19 | #include <gtest/gtest.h> |
| 20 | |
| 21 | #include <ion/ion.h> |
| 22 | #include "ion_test_fixture.h" |
| 23 | |
| 24 | class Allocate : public IonAllHeapsTest { |
| 25 | }; |
| 26 | |
| 27 | TEST_F(Allocate, Allocate) |
| 28 | { |
| 29 | static const size_t allocationSizes[] = {4*1024, 64*1024, 1024*1024, 2*1024*1024}; |
| 30 | for (unsigned int heapMask : m_allHeaps) { |
| 31 | for (size_t size : allocationSizes) { |
| 32 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 33 | SCOPED_TRACE(::testing::Message() << "size " << size); |
| 34 | ion_user_handle_t handle = 0; |
| 35 | ASSERT_EQ(0, ion_alloc(m_ionFd, size, 0, heapMask, 0, &handle)); |
| 36 | ASSERT_TRUE(handle != 0); |
| 37 | ASSERT_EQ(0, ion_free(m_ionFd, handle)); |
| 38 | } |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | TEST_F(Allocate, AllocateCached) |
| 43 | { |
| 44 | static const size_t allocationSizes[] = {4*1024, 64*1024, 1024*1024, 2*1024*1024}; |
| 45 | for (unsigned int heapMask : m_allHeaps) { |
| 46 | for (size_t size : allocationSizes) { |
| 47 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 48 | SCOPED_TRACE(::testing::Message() << "size " << size); |
| 49 | ion_user_handle_t handle = 0; |
| 50 | ASSERT_EQ(0, ion_alloc(m_ionFd, size, 0, heapMask, ION_FLAG_CACHED, &handle)); |
| 51 | ASSERT_TRUE(handle != 0); |
| 52 | ASSERT_EQ(0, ion_free(m_ionFd, handle)); |
| 53 | } |
| 54 | } |
| 55 | } |
| 56 | |
| 57 | TEST_F(Allocate, AllocateCachedNeedsSync) |
| 58 | { |
| 59 | static const size_t allocationSizes[] = {4*1024, 64*1024, 1024*1024, 2*1024*1024}; |
| 60 | for (unsigned int heapMask : m_allHeaps) { |
| 61 | for (size_t size : allocationSizes) { |
| 62 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 63 | SCOPED_TRACE(::testing::Message() << "size " << size); |
| 64 | ion_user_handle_t handle = 0; |
| 65 | ASSERT_EQ(0, ion_alloc(m_ionFd, size, 0, heapMask, ION_FLAG_CACHED_NEEDS_SYNC, &handle)); |
| 66 | ASSERT_TRUE(handle != 0); |
| 67 | ASSERT_EQ(0, ion_free(m_ionFd, handle)); |
| 68 | } |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | TEST_F(Allocate, RepeatedAllocate) |
| 73 | { |
| 74 | static const size_t allocationSizes[] = {4*1024, 64*1024, 1024*1024, 2*1024*1024}; |
| 75 | for (unsigned int heapMask : m_allHeaps) { |
| 76 | for (size_t size : allocationSizes) { |
| 77 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 78 | SCOPED_TRACE(::testing::Message() << "size " << size); |
| 79 | ion_user_handle_t handle = 0; |
| 80 | |
| 81 | for (unsigned int i = 0; i < 1024; i++) { |
| 82 | SCOPED_TRACE(::testing::Message() << "iteration " << i); |
| 83 | ASSERT_EQ(0, ion_alloc(m_ionFd, size, 0, heapMask, 0, &handle)); |
| 84 | ASSERT_TRUE(handle != 0); |
| 85 | ASSERT_EQ(0, ion_free(m_ionFd, handle)); |
| 86 | } |
| 87 | } |
| 88 | } |
| 89 | } |
| 90 | |
| 91 | TEST_F(Allocate, Zeroed) |
| 92 | { |
| 93 | void *zeroes = calloc(4096, 1); |
| 94 | |
| 95 | for (unsigned int heapMask : m_allHeaps) { |
| 96 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 97 | int fds[16]; |
| 98 | for (unsigned int i = 0; i < 16; i++) { |
| 99 | int map_fd = -1; |
| 100 | |
| 101 | ASSERT_EQ(0, ion_alloc_fd(m_ionFd, 4096, 0, heapMask, 0, &map_fd)); |
| 102 | ASSERT_GE(map_fd, 0); |
| 103 | |
| 104 | void *ptr = NULL; |
| 105 | ptr = mmap(NULL, 4096, PROT_WRITE, MAP_SHARED, map_fd, 0); |
| 106 | ASSERT_TRUE(ptr != NULL); |
| 107 | |
| 108 | memset(ptr, 0xaa, 4096); |
| 109 | |
| 110 | ASSERT_EQ(0, munmap(ptr, 4096)); |
| 111 | fds[i] = map_fd; |
| 112 | } |
| 113 | |
| 114 | for (unsigned int i = 0; i < 16; i++) { |
| 115 | ASSERT_EQ(0, close(fds[i])); |
| 116 | } |
| 117 | |
| 118 | int newIonFd = ion_open(); |
| 119 | int map_fd = -1; |
| 120 | |
| 121 | ASSERT_EQ(0, ion_alloc_fd(newIonFd, 4096, 0, heapMask, 0, &map_fd)); |
| 122 | ASSERT_GE(map_fd, 0); |
| 123 | |
| 124 | void *ptr = NULL; |
| 125 | ptr = mmap(NULL, 4096, PROT_READ, MAP_SHARED, map_fd, 0); |
| 126 | ASSERT_TRUE(ptr != NULL); |
| 127 | |
| 128 | ASSERT_EQ(0, memcmp(ptr, zeroes, 4096)); |
| 129 | |
| 130 | ASSERT_EQ(0, munmap(ptr, 4096)); |
| 131 | ASSERT_EQ(0, close(map_fd)); |
| 132 | } |
| 133 | |
| 134 | free(zeroes); |
| 135 | |
| 136 | } |
| 137 | |
| 138 | TEST_F(Allocate, Large) |
| 139 | { |
| 140 | for (unsigned int heapMask : m_allHeaps) { |
| 141 | SCOPED_TRACE(::testing::Message() << "heap " << heapMask); |
| 142 | ion_user_handle_t handle = 0; |
| 143 | ASSERT_EQ(-ENOMEM, ion_alloc(m_ionFd, 3UL*1024*1024*1024, 0, heapMask, 0, &handle)); |
| 144 | } |
| 145 | } |