1 // Protocol Buffers - Google's data interchange format
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30
31 #include <memory>
32 #include <string>
33 #include <vector>
34
35 #include <google/protobuf/unittest_proto3_arena.pb.h>
36 #include <google/protobuf/arena.h>
37 #include <google/protobuf/testing/googletest.h>
38 #include <gtest/gtest.h>
39
40 using proto3_arena_unittest::TestAllTypes;
41
42 namespace google {
43 namespace protobuf {
44 namespace {
45 // We selectively set/check a few representative fields rather than all fields
46 // as this test is only expected to cover the basics of arena support.
SetAllFields(TestAllTypes * m)47 void SetAllFields(TestAllTypes* m) {
48 m->set_optional_int32(100);
49 m->set_optional_string("asdf");
50 m->set_optional_bytes("jkl;");
51 m->mutable_optional_nested_message()->set_bb(42);
52 m->mutable_optional_foreign_message()->set_c(43);
53 m->set_optional_nested_enum(proto3_arena_unittest::TestAllTypes::BAZ);
54 m->set_optional_foreign_enum(proto3_arena_unittest::FOREIGN_BAZ);
55 m->mutable_optional_lazy_message()->set_bb(45);
56 m->add_repeated_int32(100);
57 m->add_repeated_string("asdf");
58 m->add_repeated_bytes("jkl;");
59 m->add_repeated_nested_message()->set_bb(46);
60 m->add_repeated_foreign_message()->set_c(47);
61 m->add_repeated_nested_enum(proto3_arena_unittest::TestAllTypes::BAZ);
62 m->add_repeated_foreign_enum(proto3_arena_unittest::FOREIGN_BAZ);
63 m->add_repeated_lazy_message()->set_bb(49);
64
65 m->set_oneof_uint32(1);
66 m->mutable_oneof_nested_message()->set_bb(50);
67 m->set_oneof_string("test"); // only this one remains set
68 }
69
ExpectAllFieldsSet(const TestAllTypes & m)70 void ExpectAllFieldsSet(const TestAllTypes& m) {
71 EXPECT_EQ(100, m.optional_int32());
72 EXPECT_EQ("asdf", m.optional_string());
73 EXPECT_EQ("jkl;", m.optional_bytes());
74 EXPECT_EQ(true, m.has_optional_nested_message());
75 EXPECT_EQ(42, m.optional_nested_message().bb());
76 EXPECT_EQ(true, m.has_optional_foreign_message());
77 EXPECT_EQ(43, m.optional_foreign_message().c());
78 EXPECT_EQ(proto3_arena_unittest::TestAllTypes::BAZ, m.optional_nested_enum());
79 EXPECT_EQ(proto3_arena_unittest::FOREIGN_BAZ, m.optional_foreign_enum());
80 EXPECT_EQ(true, m.has_optional_lazy_message());
81 EXPECT_EQ(45, m.optional_lazy_message().bb());
82
83 EXPECT_EQ(1, m.repeated_int32_size());
84 EXPECT_EQ(100, m.repeated_int32(0));
85 EXPECT_EQ(1, m.repeated_string_size());
86 EXPECT_EQ("asdf", m.repeated_string(0));
87 EXPECT_EQ(1, m.repeated_bytes_size());
88 EXPECT_EQ("jkl;", m.repeated_bytes(0));
89 EXPECT_EQ(1, m.repeated_nested_message_size());
90 EXPECT_EQ(46, m.repeated_nested_message(0).bb());
91 EXPECT_EQ(1, m.repeated_foreign_message_size());
92 EXPECT_EQ(47, m.repeated_foreign_message(0).c());
93 EXPECT_EQ(1, m.repeated_nested_enum_size());
94 EXPECT_EQ(proto3_arena_unittest::TestAllTypes::BAZ,
95 m.repeated_nested_enum(0));
96 EXPECT_EQ(1, m.repeated_foreign_enum_size());
97 EXPECT_EQ(proto3_arena_unittest::FOREIGN_BAZ, m.repeated_foreign_enum(0));
98 EXPECT_EQ(1, m.repeated_lazy_message_size());
99 EXPECT_EQ(49, m.repeated_lazy_message(0).bb());
100
101 EXPECT_EQ(proto3_arena_unittest::TestAllTypes::kOneofString,
102 m.oneof_field_case());
103 EXPECT_EQ("test", m.oneof_string());
104 }
105
106 // In this file we only test some basic functionalities of arena support in
107 // proto3 and expect the arena support to be fully tested in proto2 unittests
108 // because proto3 shares most code with proto2.
109
TEST(Proto3ArenaLiteTest,Parsing)110 TEST(Proto3ArenaLiteTest, Parsing) {
111 TestAllTypes original;
112 SetAllFields(&original);
113
114 Arena arena;
115 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
116 arena_message->ParseFromString(original.SerializeAsString());
117 ExpectAllFieldsSet(*arena_message);
118 }
119
TEST(Proto3ArenaLiteTest,Swap)120 TEST(Proto3ArenaLiteTest, Swap) {
121 Arena arena1;
122 Arena arena2;
123
124 // Test Swap().
125 TestAllTypes* arena1_message = Arena::CreateMessage<TestAllTypes>(&arena1);
126 TestAllTypes* arena2_message = Arena::CreateMessage<TestAllTypes>(&arena2);
127 arena1_message->Swap(arena2_message);
128 EXPECT_EQ(&arena1, arena1_message->GetArena());
129 EXPECT_EQ(&arena2, arena2_message->GetArena());
130 }
131
TEST(Proto3ArenaLiteTest,SetAllocatedMessage)132 TEST(Proto3ArenaLiteTest, SetAllocatedMessage) {
133 Arena arena;
134 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
135 TestAllTypes::NestedMessage* nested = new TestAllTypes::NestedMessage;
136 nested->set_bb(118);
137 arena_message->set_allocated_optional_nested_message(nested);
138 EXPECT_EQ(118, arena_message->optional_nested_message().bb());
139 }
140
TEST(Proto3ArenaLiteTest,ReleaseMessage)141 TEST(Proto3ArenaLiteTest, ReleaseMessage) {
142 Arena arena;
143 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
144 arena_message->mutable_optional_nested_message()->set_bb(118);
145 std::unique_ptr<TestAllTypes::NestedMessage> nested(
146 arena_message->release_optional_nested_message());
147 EXPECT_EQ(118, nested->bb());
148 }
149
150 } // namespace
151 } // namespace protobuf
152 } // namespace google
153