1 // Go support for Protocol Buffers - Google's data interchange format
3 // Copyright 2012 The Go Authors. All rights reserved.
4 // https://github.com/golang/protobuf
6 // Redistribution and use in source and binary forms, with or without
7 // modification, are permitted provided that the following conditions are
10 // * Redistributions of source code must retain the above copyright
11 // notice, this list of conditions and the following disclaimer.
12 // * Redistributions in binary form must reproduce the above
13 // copyright notice, this list of conditions and the following disclaimer
14 // in the documentation and/or other materials provided with the
16 // * Neither the name of Google Inc. nor the names of its
17 // contributors may be used to endorse or promote products derived from
18 // this software without specific prior written permission.
20 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
39 . "github.com/gogo/protobuf/proto"
40 proto3pb "github.com/gogo/protobuf/proto/proto3_proto"
41 pb "github.com/gogo/protobuf/proto/test_proto"
44 var messageWithExtension1 = &pb.MyMessage{Count: Int32(7)}
46 // messageWithExtension2 is in equal_test.go.
47 var messageWithExtension3 = &pb.MyMessage{Count: Int32(8)}
50 if err := SetExtension(messageWithExtension1, pb.E_Ext_More, &pb.Ext{Data: String("Abbott")}); err != nil {
51 log.Panicf("SetExtension: %v", err)
53 if err := SetExtension(messageWithExtension3, pb.E_Ext_More, &pb.Ext{Data: String("Costello")}); err != nil {
54 log.Panicf("SetExtension: %v", err)
57 // Force messageWithExtension3 to have the extension encoded.
58 Marshal(messageWithExtension3)
62 // non-pointer custom message
63 type nonptrMessage struct{}
65 func (m nonptrMessage) ProtoMessage() {}
66 func (m nonptrMessage) Reset() {}
67 func (m nonptrMessage) String() string { return "" }
69 func (m nonptrMessage) Marshal() ([]byte, error) {
70 return []byte{42}, nil
73 // custom message embedding a proto.Message
74 type messageWithEmbedding struct {
78 func (m *messageWithEmbedding) ProtoMessage() {}
79 func (m *messageWithEmbedding) Reset() {}
80 func (m *messageWithEmbedding) String() string { return "" }
82 func (m *messageWithEmbedding) Marshal() ([]byte, error) {
83 return []byte{42}, nil
86 var SizeTests = []struct {
90 {"empty", &pb.OtherMessage{}},
92 {"bool", &pb.Defaults{F_Bool: Bool(true)}},
93 {"int32", &pb.Defaults{F_Int32: Int32(12)}},
94 {"negative int32", &pb.Defaults{F_Int32: Int32(-1)}},
95 {"small int64", &pb.Defaults{F_Int64: Int64(1)}},
96 {"big int64", &pb.Defaults{F_Int64: Int64(1 << 20)}},
97 {"negative int64", &pb.Defaults{F_Int64: Int64(-1)}},
98 {"fixed32", &pb.Defaults{F_Fixed32: Uint32(71)}},
99 {"fixed64", &pb.Defaults{F_Fixed64: Uint64(72)}},
100 {"uint32", &pb.Defaults{F_Uint32: Uint32(123)}},
101 {"uint64", &pb.Defaults{F_Uint64: Uint64(124)}},
102 {"float", &pb.Defaults{F_Float: Float32(12.6)}},
103 {"double", &pb.Defaults{F_Double: Float64(13.9)}},
104 {"string", &pb.Defaults{F_String: String("niles")}},
105 {"bytes", &pb.Defaults{F_Bytes: []byte("wowsa")}},
106 {"bytes, empty", &pb.Defaults{F_Bytes: []byte{}}},
107 {"sint32", &pb.Defaults{F_Sint32: Int32(65)}},
108 {"sint64", &pb.Defaults{F_Sint64: Int64(67)}},
109 {"enum", &pb.Defaults{F_Enum: pb.Defaults_BLUE.Enum()}},
111 {"empty repeated bool", &pb.MoreRepeated{Bools: []bool{}}},
112 {"repeated bool", &pb.MoreRepeated{Bools: []bool{false, true, true, false}}},
113 {"packed repeated bool", &pb.MoreRepeated{BoolsPacked: []bool{false, true, true, false, true, true, true}}},
114 {"repeated int32", &pb.MoreRepeated{Ints: []int32{1, 12203, 1729, -1}}},
115 {"repeated int32 packed", &pb.MoreRepeated{IntsPacked: []int32{1, 12203, 1729}}},
116 {"repeated int64 packed", &pb.MoreRepeated{Int64SPacked: []int64{
117 // Need enough large numbers to verify that the header is counting the number of bytes
118 // for the field, not the number of elements.
119 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62,
120 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62, 1 << 62,
122 {"repeated string", &pb.MoreRepeated{Strings: []string{"r", "ken", "gri"}}},
123 {"repeated fixed", &pb.MoreRepeated{Fixeds: []uint32{1, 2, 3, 4}}},
125 {"nested", &pb.OldMessage{Nested: &pb.OldMessage_Nested{Name: String("whatever")}}},
126 {"group", &pb.GroupOld{G: &pb.GroupOld_G{X: Int32(12345)}}},
128 {"unrecognized", &pb.MoreRepeated{XXX_unrecognized: []byte{13<<3 | 0, 4}}},
129 {"extension (unencoded)", messageWithExtension1},
130 {"extension (encoded)", messageWithExtension3},
132 {"proto3 empty", &proto3pb.Message{}},
133 {"proto3 bool", &proto3pb.Message{TrueScotsman: true}},
134 {"proto3 int64", &proto3pb.Message{ResultCount: 1}},
135 {"proto3 uint32", &proto3pb.Message{HeightInCm: 123}},
136 {"proto3 float", &proto3pb.Message{Score: 12.6}},
137 {"proto3 string", &proto3pb.Message{Name: "Snezana"}},
138 {"proto3 bytes", &proto3pb.Message{Data: []byte("wowsa")}},
139 {"proto3 bytes, empty", &proto3pb.Message{Data: []byte{}}},
140 {"proto3 enum", &proto3pb.Message{Hilarity: proto3pb.Message_PUNS}},
141 {"proto3 map field with empty bytes", &proto3pb.MessageWithMap{ByteMapping: map[bool][]byte{false: {}}}},
143 {"map field", &pb.MessageWithMap{NameMapping: map[int32]string{1: "Rob", 7: "Andrew"}}},
144 {"map field with message", &pb.MessageWithMap{MsgMapping: map[int64]*pb.FloatingPoint{0x7001: {F: Float64(2.0)}}}},
145 {"map field with bytes", &pb.MessageWithMap{ByteMapping: map[bool][]byte{true: []byte("this time for sure")}}},
146 {"map field with empty bytes", &pb.MessageWithMap{ByteMapping: map[bool][]byte{true: {}}}},
148 {"map field with big entry", &pb.MessageWithMap{NameMapping: map[int32]string{8: strings.Repeat("x", 125)}}},
149 {"map field with big key and val", &pb.MessageWithMap{StrToStr: map[string]string{strings.Repeat("x", 70): strings.Repeat("y", 70)}}},
150 {"map field with big numeric key", &pb.MessageWithMap{NameMapping: map[int32]string{0xf00d: "om nom nom"}}},
152 {"oneof not set", &pb.Oneof{}},
153 {"oneof bool", &pb.Oneof{Union: &pb.Oneof_F_Bool{F_Bool: true}}},
154 {"oneof zero int32", &pb.Oneof{Union: &pb.Oneof_F_Int32{F_Int32: 0}}},
155 {"oneof big int32", &pb.Oneof{Union: &pb.Oneof_F_Int32{F_Int32: 1 << 20}}},
156 {"oneof int64", &pb.Oneof{Union: &pb.Oneof_F_Int64{F_Int64: 42}}},
157 {"oneof fixed32", &pb.Oneof{Union: &pb.Oneof_F_Fixed32{F_Fixed32: 43}}},
158 {"oneof fixed64", &pb.Oneof{Union: &pb.Oneof_F_Fixed64{F_Fixed64: 44}}},
159 {"oneof uint32", &pb.Oneof{Union: &pb.Oneof_F_Uint32{F_Uint32: 45}}},
160 {"oneof uint64", &pb.Oneof{Union: &pb.Oneof_F_Uint64{F_Uint64: 46}}},
161 {"oneof float", &pb.Oneof{Union: &pb.Oneof_F_Float{F_Float: 47.1}}},
162 {"oneof double", &pb.Oneof{Union: &pb.Oneof_F_Double{F_Double: 48.9}}},
163 {"oneof string", &pb.Oneof{Union: &pb.Oneof_F_String{F_String: "Rhythmic Fman"}}},
164 {"oneof bytes", &pb.Oneof{Union: &pb.Oneof_F_Bytes{F_Bytes: []byte("let go")}}},
165 {"oneof sint32", &pb.Oneof{Union: &pb.Oneof_F_Sint32{F_Sint32: 50}}},
166 {"oneof sint64", &pb.Oneof{Union: &pb.Oneof_F_Sint64{F_Sint64: 51}}},
167 {"oneof enum", &pb.Oneof{Union: &pb.Oneof_F_Enum{F_Enum: pb.MyMessage_BLUE}}},
168 {"message for oneof", &pb.GoTestField{Label: String("k"), Type: String("v")}},
169 {"oneof message", &pb.Oneof{Union: &pb.Oneof_F_Message{F_Message: &pb.GoTestField{Label: String("k"), Type: String("v")}}}},
170 {"oneof group", &pb.Oneof{Union: &pb.Oneof_FGroup{FGroup: &pb.Oneof_F_Group{X: Int32(52)}}}},
171 {"oneof largest tag", &pb.Oneof{Union: &pb.Oneof_F_Largest_Tag{F_Largest_Tag: 1}}},
172 {"multiple oneofs", &pb.Oneof{Union: &pb.Oneof_F_Int32{F_Int32: 1}, Tormato: &pb.Oneof_Value{Value: 2}}},
173 {"non-pointer message", nonptrMessage{}},
174 {"custom message with embedding", &messageWithEmbedding{&pb.OtherMessage{}}},
177 func TestSize(t *testing.T) {
178 for _, tc := range SizeTests {
180 b, err := Marshal(tc.pb)
182 t.Errorf("%v: Marshal failed: %v", tc.desc, err)
186 t.Errorf("%v: Size(%v) = %d, want %d", tc.desc, tc.pb, size, len(b))
187 t.Logf("%v: bytes: %#v", tc.desc, b)