1// Protocol Buffers - Google's data interchange format
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30
31syntax = "proto3";
32
33package proto3_arena_lite_unittest;
34
35import "google/protobuf/unittest_import.proto";
36
37option cc_enable_arenas = true;
38option optimize_for = LITE_RUNTIME;
39
40// This proto includes every type of field in both singular and repeated
41// forms.
42message TestAllTypes {
43  message NestedMessage {
44    // The field name "b" fails to compile in proto1 because it conflicts with
45    // a local variable named "b" in one of the generated methods.  Doh.
46    // This file needs to compile in proto1 to test backwards-compatibility.
47    int32 bb = 1;
48  }
49
50  enum NestedEnum {
51    ZERO = 0;
52    FOO = 1;
53    BAR = 2;
54    BAZ = 3;
55    NEG = -1;  // Intentionally negative.
56  }
57
58  // Singular
59  int32 optional_int32 = 1;
60  int64 optional_int64 = 2;
61  uint32 optional_uint32 = 3;
62  uint64 optional_uint64 = 4;
63  sint32 optional_sint32 = 5;
64  sint64 optional_sint64 = 6;
65  fixed32 optional_fixed32 = 7;
66  fixed64 optional_fixed64 = 8;
67  sfixed32 optional_sfixed32 = 9;
68  sfixed64 optional_sfixed64 = 10;
69  float optional_float = 11;
70  double optional_double = 12;
71  bool optional_bool = 13;
72  string optional_string = 14;
73  bytes optional_bytes = 15;
74
75  // Groups are not allowed in proto3.
76  // optional group OptionalGroup = 16 {
77  //   optional int32 a = 17;
78  // }
79
80  NestedMessage optional_nested_message = 18;
81  ForeignMessage optional_foreign_message = 19;
82  protobuf_unittest_import.ImportMessage optional_import_message = 20;
83
84  NestedEnum optional_nested_enum = 21;
85  ForeignEnum optional_foreign_enum = 22;
86
87  // Omitted (compared to unittest.proto) because proto2 enums are not allowed
88  // inside proto2 messages.
89  //
90  // optional protobuf_unittest_import.ImportEnum    optional_import_enum  = 23;
91
92  string optional_string_piece = 24 [ctype = STRING_PIECE];
93  string optional_cord = 25 [ctype = CORD];
94
95  // Defined in unittest_import_public.proto
96  protobuf_unittest_import.PublicImportMessage optional_public_import_message =
97      26;
98
99  NestedMessage optional_lazy_message = 27 [lazy = true];
100
101  // Repeated
102  repeated int32 repeated_int32 = 31;
103  repeated int64 repeated_int64 = 32;
104  repeated uint32 repeated_uint32 = 33;
105  repeated uint64 repeated_uint64 = 34;
106  repeated sint32 repeated_sint32 = 35;
107  repeated sint64 repeated_sint64 = 36;
108  repeated fixed32 repeated_fixed32 = 37;
109  repeated fixed64 repeated_fixed64 = 38;
110  repeated sfixed32 repeated_sfixed32 = 39;
111  repeated sfixed64 repeated_sfixed64 = 40;
112  repeated float repeated_float = 41;
113  repeated double repeated_double = 42;
114  repeated bool repeated_bool = 43;
115  repeated string repeated_string = 44;
116  repeated bytes repeated_bytes = 45;
117
118  // Groups are not allowed in proto3.
119  // repeated group RepeatedGroup = 46 {
120  //   optional int32 a = 47;
121  // }
122
123  repeated NestedMessage repeated_nested_message = 48;
124  repeated ForeignMessage repeated_foreign_message = 49;
125  repeated protobuf_unittest_import.ImportMessage repeated_import_message = 50;
126
127  repeated NestedEnum repeated_nested_enum = 51;
128  repeated ForeignEnum repeated_foreign_enum = 52;
129
130  // Omitted (compared to unittest.proto) because proto2 enums are not allowed
131  // inside proto2 messages.
132  //
133  // repeated protobuf_unittest_import.ImportEnum    repeated_import_enum  = 53;
134
135  repeated string repeated_string_piece = 54 [ctype = STRING_PIECE];
136  repeated string repeated_cord = 55 [ctype = CORD];
137
138  repeated NestedMessage repeated_lazy_message = 57 [lazy = true];
139
140  oneof oneof_field {
141    uint32 oneof_uint32 = 111;
142    NestedMessage oneof_nested_message = 112;
143    string oneof_string = 113;
144    bytes oneof_bytes = 114;
145  }
146}
147
148// Test messages for packed fields
149
150message TestPackedTypes {
151  repeated int32 packed_int32 = 90 [packed = true];
152  repeated int64 packed_int64 = 91 [packed = true];
153  repeated uint32 packed_uint32 = 92 [packed = true];
154  repeated uint64 packed_uint64 = 93 [packed = true];
155  repeated sint32 packed_sint32 = 94 [packed = true];
156  repeated sint64 packed_sint64 = 95 [packed = true];
157  repeated fixed32 packed_fixed32 = 96 [packed = true];
158  repeated fixed64 packed_fixed64 = 97 [packed = true];
159  repeated sfixed32 packed_sfixed32 = 98 [packed = true];
160  repeated sfixed64 packed_sfixed64 = 99 [packed = true];
161  repeated float packed_float = 100 [packed = true];
162  repeated double packed_double = 101 [packed = true];
163  repeated bool packed_bool = 102 [packed = true];
164  repeated ForeignEnum packed_enum = 103 [packed = true];
165}
166
167// Explicitly set packed to false
168message TestUnpackedTypes {
169  repeated int32 repeated_int32 = 1 [packed = false];
170  repeated int64 repeated_int64 = 2 [packed = false];
171  repeated uint32 repeated_uint32 = 3 [packed = false];
172  repeated uint64 repeated_uint64 = 4 [packed = false];
173  repeated sint32 repeated_sint32 = 5 [packed = false];
174  repeated sint64 repeated_sint64 = 6 [packed = false];
175  repeated fixed32 repeated_fixed32 = 7 [packed = false];
176  repeated fixed64 repeated_fixed64 = 8 [packed = false];
177  repeated sfixed32 repeated_sfixed32 = 9 [packed = false];
178  repeated sfixed64 repeated_sfixed64 = 10 [packed = false];
179  repeated float repeated_float = 11 [packed = false];
180  repeated double repeated_double = 12 [packed = false];
181  repeated bool repeated_bool = 13 [packed = false];
182  repeated TestAllTypes.NestedEnum repeated_nested_enum = 14 [packed = false];
183}
184
185// This proto includes a recursively nested message.
186message NestedTestAllTypes {
187  NestedTestAllTypes child = 1;
188  TestAllTypes payload = 2;
189}
190
191// Define these after TestAllTypes to make sure the compiler can handle
192// that.
193message ForeignMessage {
194  int32 c = 1;
195}
196
197enum ForeignEnum {
198  FOREIGN_ZERO = 0;
199  FOREIGN_FOO = 4;
200  FOREIGN_BAR = 5;
201  FOREIGN_BAZ = 6;
202}
203
204// TestEmptyMessage is used to test behavior of unknown fields.
205message TestEmptyMessage {}
206