1 // Protocol Buffers - Google's data interchange format
2 // Copyright 2008 Google Inc. All rights reserved.
3 // https://developers.google.com/protocol-buffers/
4 //
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
7 // met:
8 //
9 // * Redistributions of source code must retain the above copyright
10 // notice, this list of conditions and the following disclaimer.
11 // * Redistributions in binary form must reproduce the above
12 // copyright notice, this list of conditions and the following disclaimer
13 // in the documentation and/or other materials provided with the
14 // distribution.
15 // * Neither the name of Google Inc. nor the names of its
16 // contributors may be used to endorse or promote products derived from
17 // this software without specific prior written permission.
18 //
19 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30
31 #include <google/protobuf/arena_test_util.h>
32 #include <google/protobuf/map_lite_test_util.h>
33 #include <google/protobuf/testing/googletest.h>
34 #include <gtest/gtest.h>
35
36 namespace google {
37 namespace protobuf {
38 namespace {
39
TEST(LiteArenaTest,MapNoHeapAllocation)40 TEST(LiteArenaTest, MapNoHeapAllocation) {
41 // Allocate a large initial block to avoid mallocs during hooked test.
42 std::vector<char> arena_block(128 * 1024);
43 google::protobuf::ArenaOptions options;
44 options.initial_block = &arena_block[0];
45 options.initial_block_size = arena_block.size();
46 google::protobuf::Arena arena(options);
47 string data;
48 data.reserve(128 * 1024);
49
50 {
51 // TODO(teboring): Enable no heap check when ArenaStringPtr is used in
52 // Map.
53 // google::protobuf::internal::NoHeapChecker no_heap;
54
55 protobuf_unittest::TestArenaMapLite* from =
56 google::protobuf::Arena::CreateMessage<protobuf_unittest::TestArenaMapLite>(&arena);
57 google::protobuf::MapLiteTestUtil::SetArenaMapFields(from);
58 from->SerializeToString(&data);
59
60 protobuf_unittest::TestArenaMapLite* to =
61 google::protobuf::Arena::CreateMessage<protobuf_unittest::TestArenaMapLite>(&arena);
62 to->ParseFromString(data);
63 google::protobuf::MapLiteTestUtil::ExpectArenaMapFieldsSet(*to);
64 }
65 }
66
TEST(LiteArenaTest,UnknownFieldMemLeak)67 TEST(LiteArenaTest, UnknownFieldMemLeak) {
68 google::protobuf::Arena arena;
69 protobuf_unittest::ForeignMessageArenaLite* message =
70 google::protobuf::Arena::CreateMessage<protobuf_unittest::ForeignMessageArenaLite>(
71 &arena);
72 string data = "\012\000";
73 int original_capacity = data.capacity();
74 while (data.capacity() <= original_capacity) {
75 data.append("a");
76 }
77 data[1] = data.size() - 2;
78 message->ParseFromString(data);
79 }
80
81 } // namespace
82 } // namespace protobuf
83 } // namespace google
84