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(
54 proto3_arena_unittest::TestAllTypes_NestedEnum_BAZ);
55 m->set_optional_foreign_enum(proto3_arena_unittest::FOREIGN_BAZ);
56 m->mutable_optional_lazy_message()->set_bb(45);
57 m->add_repeated_int32(100);
58 m->add_repeated_string("asdf");
59 m->add_repeated_bytes("jkl;");
60 m->add_repeated_nested_message()->set_bb(46);
61 m->add_repeated_foreign_message()->set_c(47);
62 m->add_repeated_nested_enum(
63 proto3_arena_unittest::TestAllTypes_NestedEnum_BAZ);
64 m->add_repeated_foreign_enum(proto3_arena_unittest::FOREIGN_BAZ);
65 m->add_repeated_lazy_message()->set_bb(49);
66
67 m->set_oneof_uint32(1);
68 m->mutable_oneof_nested_message()->set_bb(50);
69 m->set_oneof_string("test"); // only this one remains set
70 }
71
ExpectAllFieldsSet(const TestAllTypes & m)72 void ExpectAllFieldsSet(const TestAllTypes& m) {
73 EXPECT_EQ(100, m.optional_int32());
74 EXPECT_EQ("asdf", m.optional_string());
75 EXPECT_EQ("jkl;", m.optional_bytes());
76 EXPECT_EQ(true, m.has_optional_nested_message());
77 EXPECT_EQ(42, m.optional_nested_message().bb());
78 EXPECT_EQ(true, m.has_optional_foreign_message());
79 EXPECT_EQ(43, m.optional_foreign_message().c());
80 EXPECT_EQ(proto3_arena_unittest::TestAllTypes_NestedEnum_BAZ,
81 m.optional_nested_enum());
82 EXPECT_EQ(proto3_arena_unittest::FOREIGN_BAZ, m.optional_foreign_enum());
83 EXPECT_EQ(true, m.has_optional_lazy_message());
84 EXPECT_EQ(45, m.optional_lazy_message().bb());
85
86 EXPECT_EQ(1, m.repeated_int32_size());
87 EXPECT_EQ(100, m.repeated_int32(0));
88 EXPECT_EQ(1, m.repeated_string_size());
89 EXPECT_EQ("asdf", m.repeated_string(0));
90 EXPECT_EQ(1, m.repeated_bytes_size());
91 EXPECT_EQ("jkl;", m.repeated_bytes(0));
92 EXPECT_EQ(1, m.repeated_nested_message_size());
93 EXPECT_EQ(46, m.repeated_nested_message(0).bb());
94 EXPECT_EQ(1, m.repeated_foreign_message_size());
95 EXPECT_EQ(47, m.repeated_foreign_message(0).c());
96 EXPECT_EQ(1, m.repeated_nested_enum_size());
97 EXPECT_EQ(proto3_arena_unittest::TestAllTypes_NestedEnum_BAZ,
98 m.repeated_nested_enum(0));
99 EXPECT_EQ(1, m.repeated_foreign_enum_size());
100 EXPECT_EQ(proto3_arena_unittest::FOREIGN_BAZ, m.repeated_foreign_enum(0));
101 EXPECT_EQ(1, m.repeated_lazy_message_size());
102 EXPECT_EQ(49, m.repeated_lazy_message(0).bb());
103
104 EXPECT_EQ(proto3_arena_unittest::TestAllTypes::kOneofString,
105 m.oneof_field_case());
106 EXPECT_EQ("test", m.oneof_string());
107 }
108
109 // In this file we only test some basic functionalities of arena support in
110 // proto3 and expect the arena support to be fully tested in proto2 unittests
111 // because proto3 shares most code with proto2.
112
TEST(Proto3ArenaLiteTest,Parsing)113 TEST(Proto3ArenaLiteTest, Parsing) {
114 TestAllTypes original;
115 SetAllFields(&original);
116
117 Arena arena;
118 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
119 arena_message->ParseFromString(original.SerializeAsString());
120 ExpectAllFieldsSet(*arena_message);
121 }
122
TEST(Proto3ArenaLiteTest,Swap)123 TEST(Proto3ArenaLiteTest, Swap) {
124 Arena arena1;
125 Arena arena2;
126
127 // Test Swap().
128 TestAllTypes* arena1_message = Arena::CreateMessage<TestAllTypes>(&arena1);
129 TestAllTypes* arena2_message = Arena::CreateMessage<TestAllTypes>(&arena2);
130 arena1_message->Swap(arena2_message);
131 EXPECT_EQ(&arena1, arena1_message->GetArena());
132 EXPECT_EQ(&arena2, arena2_message->GetArena());
133 }
134
TEST(Proto3ArenaLiteTest,SetAllocatedMessage)135 TEST(Proto3ArenaLiteTest, SetAllocatedMessage) {
136 Arena arena;
137 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
138 TestAllTypes::NestedMessage* nested = new TestAllTypes::NestedMessage;
139 nested->set_bb(118);
140 arena_message->set_allocated_optional_nested_message(nested);
141 EXPECT_EQ(118, arena_message->optional_nested_message().bb());
142 }
143
TEST(Proto3ArenaLiteTest,ReleaseMessage)144 TEST(Proto3ArenaLiteTest, ReleaseMessage) {
145 Arena arena;
146 TestAllTypes* arena_message = Arena::CreateMessage<TestAllTypes>(&arena);
147 arena_message->mutable_optional_nested_message()->set_bb(118);
148 std::unique_ptr<TestAllTypes::NestedMessage> nested(
149 arena_message->release_optional_nested_message());
150 EXPECT_EQ(118, nested->bb());
151 }
152
153 } // namespace
154 } // namespace protobuf
155 } // namespace google
156