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vain/vendor/github.com/golang/protobuf/proto/all_test.go
Stephen McQuay (smcquay) aa1ef99295
added metrics 
Change-Id: I7727bd43911339f48e2d096f8bb43729eb65b3ad
2016-06-25 13:41:20 -07:00

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// Go support for Protocol Buffers - Google's data interchange format
//
// Copyright 2010 The Go Authors. All rights reserved.
// https://github.com/golang/protobuf
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
package proto_test
import (
"bytes"
"encoding/json"
"errors"
"fmt"
"math"
"math/rand"
"reflect"
"runtime/debug"
"strings"
"testing"
"time"
. "github.com/golang/protobuf/proto"
. "github.com/golang/protobuf/proto/testdata"
)
var globalO *Buffer
func old() *Buffer {
if globalO == nil {
globalO = NewBuffer(nil)
}
globalO.Reset()
return globalO
}
func equalbytes(b1, b2 []byte, t *testing.T) {
if len(b1) != len(b2) {
t.Errorf("wrong lengths: 2*%d != %d", len(b1), len(b2))
return
}
for i := 0; i < len(b1); i++ {
if b1[i] != b2[i] {
t.Errorf("bad byte[%d]:%x %x: %s %s", i, b1[i], b2[i], b1, b2)
}
}
}
func initGoTestField() *GoTestField {
f := new(GoTestField)
f.Label = String("label")
f.Type = String("type")
return f
}
// These are all structurally equivalent but the tag numbers differ.
// (It's remarkable that required, optional, and repeated all have
// 8 letters.)
func initGoTest_RequiredGroup() *GoTest_RequiredGroup {
return &GoTest_RequiredGroup{
RequiredField: String("required"),
}
}
func initGoTest_OptionalGroup() *GoTest_OptionalGroup {
return &GoTest_OptionalGroup{
RequiredField: String("optional"),
}
}
func initGoTest_RepeatedGroup() *GoTest_RepeatedGroup {
return &GoTest_RepeatedGroup{
RequiredField: String("repeated"),
}
}
func initGoTest(setdefaults bool) *GoTest {
pb := new(GoTest)
if setdefaults {
pb.F_BoolDefaulted = Bool(Default_GoTest_F_BoolDefaulted)
pb.F_Int32Defaulted = Int32(Default_GoTest_F_Int32Defaulted)
pb.F_Int64Defaulted = Int64(Default_GoTest_F_Int64Defaulted)
pb.F_Fixed32Defaulted = Uint32(Default_GoTest_F_Fixed32Defaulted)
pb.F_Fixed64Defaulted = Uint64(Default_GoTest_F_Fixed64Defaulted)
pb.F_Uint32Defaulted = Uint32(Default_GoTest_F_Uint32Defaulted)
pb.F_Uint64Defaulted = Uint64(Default_GoTest_F_Uint64Defaulted)
pb.F_FloatDefaulted = Float32(Default_GoTest_F_FloatDefaulted)
pb.F_DoubleDefaulted = Float64(Default_GoTest_F_DoubleDefaulted)
pb.F_StringDefaulted = String(Default_GoTest_F_StringDefaulted)
pb.F_BytesDefaulted = Default_GoTest_F_BytesDefaulted
pb.F_Sint32Defaulted = Int32(Default_GoTest_F_Sint32Defaulted)
pb.F_Sint64Defaulted = Int64(Default_GoTest_F_Sint64Defaulted)
}
pb.Kind = GoTest_TIME.Enum()
pb.RequiredField = initGoTestField()
pb.F_BoolRequired = Bool(true)
pb.F_Int32Required = Int32(3)
pb.F_Int64Required = Int64(6)
pb.F_Fixed32Required = Uint32(32)
pb.F_Fixed64Required = Uint64(64)
pb.F_Uint32Required = Uint32(3232)
pb.F_Uint64Required = Uint64(6464)
pb.F_FloatRequired = Float32(3232)
pb.F_DoubleRequired = Float64(6464)
pb.F_StringRequired = String("string")
pb.F_BytesRequired = []byte("bytes")
pb.F_Sint32Required = Int32(-32)
pb.F_Sint64Required = Int64(-64)
pb.Requiredgroup = initGoTest_RequiredGroup()
return pb
}
func fail(msg string, b *bytes.Buffer, s string, t *testing.T) {
data := b.Bytes()
ld := len(data)
ls := len(s) / 2
fmt.Printf("fail %s ld=%d ls=%d\n", msg, ld, ls)
// find the interesting spot - n
n := ls
if ld < ls {
n = ld
}
j := 0
for i := 0; i < n; i++ {
bs := hex(s[j])*16 + hex(s[j+1])
j += 2
if data[i] == bs {
continue
}
n = i
break
}
l := n - 10
if l < 0 {
l = 0
}
h := n + 10
// find the interesting spot - n
fmt.Printf("is[%d]:", l)
for i := l; i < h; i++ {
if i >= ld {
fmt.Printf(" --")
continue
}
fmt.Printf(" %.2x", data[i])
}
fmt.Printf("\n")
fmt.Printf("sb[%d]:", l)
for i := l; i < h; i++ {
if i >= ls {
fmt.Printf(" --")
continue
}
bs := hex(s[j])*16 + hex(s[j+1])
j += 2
fmt.Printf(" %.2x", bs)
}
fmt.Printf("\n")
t.Fail()
// t.Errorf("%s: \ngood: %s\nbad: %x", msg, s, b.Bytes())
// Print the output in a partially-decoded format; can
// be helpful when updating the test. It produces the output
// that is pasted, with minor edits, into the argument to verify().
// data := b.Bytes()
// nesting := 0
// for b.Len() > 0 {
// start := len(data) - b.Len()
// var u uint64
// u, err := DecodeVarint(b)
// if err != nil {
// fmt.Printf("decode error on varint:", err)
// return
// }
// wire := u & 0x7
// tag := u >> 3
// switch wire {
// case WireVarint:
// v, err := DecodeVarint(b)
// if err != nil {
// fmt.Printf("decode error on varint:", err)
// return
// }
// fmt.Printf("\t\t\"%x\" // field %d, encoding %d, value %d\n",
// data[start:len(data)-b.Len()], tag, wire, v)
// case WireFixed32:
// v, err := DecodeFixed32(b)
// if err != nil {
// fmt.Printf("decode error on fixed32:", err)
// return
// }
// fmt.Printf("\t\t\"%x\" // field %d, encoding %d, value %d\n",
// data[start:len(data)-b.Len()], tag, wire, v)
// case WireFixed64:
// v, err := DecodeFixed64(b)
// if err != nil {
// fmt.Printf("decode error on fixed64:", err)
// return
// }
// fmt.Printf("\t\t\"%x\" // field %d, encoding %d, value %d\n",
// data[start:len(data)-b.Len()], tag, wire, v)
// case WireBytes:
// nb, err := DecodeVarint(b)
// if err != nil {
// fmt.Printf("decode error on bytes:", err)
// return
// }
// after_tag := len(data) - b.Len()
// str := make([]byte, nb)
// _, err = b.Read(str)
// if err != nil {
// fmt.Printf("decode error on bytes:", err)
// return
// }
// fmt.Printf("\t\t\"%x\" \"%x\" // field %d, encoding %d (FIELD)\n",
// data[start:after_tag], str, tag, wire)
// case WireStartGroup:
// nesting++
// fmt.Printf("\t\t\"%x\"\t\t// start group field %d level %d\n",
// data[start:len(data)-b.Len()], tag, nesting)
// case WireEndGroup:
// fmt.Printf("\t\t\"%x\"\t\t// end group field %d level %d\n",
// data[start:len(data)-b.Len()], tag, nesting)
// nesting--
// default:
// fmt.Printf("unrecognized wire type %d\n", wire)
// return
// }
// }
}
func hex(c uint8) uint8 {
if '0' <= c && c <= '9' {
return c - '0'
}
if 'a' <= c && c <= 'f' {
return 10 + c - 'a'
}
if 'A' <= c && c <= 'F' {
return 10 + c - 'A'
}
return 0
}
func equal(b []byte, s string, t *testing.T) bool {
if 2*len(b) != len(s) {
// fail(fmt.Sprintf("wrong lengths: 2*%d != %d", len(b), len(s)), b, s, t)
fmt.Printf("wrong lengths: 2*%d != %d\n", len(b), len(s))
return false
}
for i, j := 0, 0; i < len(b); i, j = i+1, j+2 {
x := hex(s[j])*16 + hex(s[j+1])
if b[i] != x {
// fail(fmt.Sprintf("bad byte[%d]:%x %x", i, b[i], x), b, s, t)
fmt.Printf("bad byte[%d]:%x %x", i, b[i], x)
return false
}
}
return true
}
func overify(t *testing.T, pb *GoTest, expected string) {
o := old()
err := o.Marshal(pb)
if err != nil {
fmt.Printf("overify marshal-1 err = %v", err)
o.DebugPrint("", o.Bytes())
t.Fatalf("expected = %s", expected)
}
if !equal(o.Bytes(), expected, t) {
o.DebugPrint("overify neq 1", o.Bytes())
t.Fatalf("expected = %s", expected)
}
// Now test Unmarshal by recreating the original buffer.
pbd := new(GoTest)
err = o.Unmarshal(pbd)
if err != nil {
t.Fatalf("overify unmarshal err = %v", err)
o.DebugPrint("", o.Bytes())
t.Fatalf("string = %s", expected)
}
o.Reset()
err = o.Marshal(pbd)
if err != nil {
t.Errorf("overify marshal-2 err = %v", err)
o.DebugPrint("", o.Bytes())
t.Fatalf("string = %s", expected)
}
if !equal(o.Bytes(), expected, t) {
o.DebugPrint("overify neq 2", o.Bytes())
t.Fatalf("string = %s", expected)
}
}
// Simple tests for numeric encode/decode primitives (varint, etc.)
func TestNumericPrimitives(t *testing.T) {
for i := uint64(0); i < 1e6; i += 111 {
o := old()
if o.EncodeVarint(i) != nil {
t.Error("EncodeVarint")
break
}
x, e := o.DecodeVarint()
if e != nil {
t.Fatal("DecodeVarint")
}
if x != i {
t.Fatal("varint decode fail:", i, x)
}
o = old()
if o.EncodeFixed32(i) != nil {
t.Fatal("encFixed32")
}
x, e = o.DecodeFixed32()
if e != nil {
t.Fatal("decFixed32")
}
if x != i {
t.Fatal("fixed32 decode fail:", i, x)
}
o = old()
if o.EncodeFixed64(i*1234567) != nil {
t.Error("encFixed64")
break
}
x, e = o.DecodeFixed64()
if e != nil {
t.Error("decFixed64")
break
}
if x != i*1234567 {
t.Error("fixed64 decode fail:", i*1234567, x)
break
}
o = old()
i32 := int32(i - 12345)
if o.EncodeZigzag32(uint64(i32)) != nil {
t.Fatal("EncodeZigzag32")
}
x, e = o.DecodeZigzag32()
if e != nil {
t.Fatal("DecodeZigzag32")
}
if x != uint64(uint32(i32)) {
t.Fatal("zigzag32 decode fail:", i32, x)
}
o = old()
i64 := int64(i - 12345)
if o.EncodeZigzag64(uint64(i64)) != nil {
t.Fatal("EncodeZigzag64")
}
x, e = o.DecodeZigzag64()
if e != nil {
t.Fatal("DecodeZigzag64")
}
if x != uint64(i64) {
t.Fatal("zigzag64 decode fail:", i64, x)
}
}
}
// fakeMarshaler is a simple struct implementing Marshaler and Message interfaces.
type fakeMarshaler struct {
b []byte
err error
}
func (f *fakeMarshaler) Marshal() ([]byte, error) { return f.b, f.err }
func (f *fakeMarshaler) String() string { return fmt.Sprintf("Bytes: %v Error: %v", f.b, f.err) }
func (f *fakeMarshaler) ProtoMessage() {}
func (f *fakeMarshaler) Reset() {}
type msgWithFakeMarshaler struct {
M *fakeMarshaler `protobuf:"bytes,1,opt,name=fake"`
}
func (m *msgWithFakeMarshaler) String() string { return CompactTextString(m) }
func (m *msgWithFakeMarshaler) ProtoMessage() {}
func (m *msgWithFakeMarshaler) Reset() {}
// Simple tests for proto messages that implement the Marshaler interface.
func TestMarshalerEncoding(t *testing.T) {
tests := []struct {
name string
m Message
want []byte
wantErr error
}{
{
name: "Marshaler that fails",
m: &fakeMarshaler{
err: errors.New("some marshal err"),
b: []byte{5, 6, 7},
},
// Since there's an error, nothing should be written to buffer.
want: nil,
wantErr: errors.New("some marshal err"),
},
{
name: "Marshaler that fails with RequiredNotSetError",
m: &msgWithFakeMarshaler{
M: &fakeMarshaler{
err: &RequiredNotSetError{},
b: []byte{5, 6, 7},
},
},
// Since there's an error that can be continued after,
// the buffer should be written.
want: []byte{
10, 3, // for &msgWithFakeMarshaler
5, 6, 7, // for &fakeMarshaler
},
wantErr: &RequiredNotSetError{},
},
{
name: "Marshaler that succeeds",
m: &fakeMarshaler{
b: []byte{0, 1, 2, 3, 4, 127, 255},
},
want: []byte{0, 1, 2, 3, 4, 127, 255},
wantErr: nil,
},
}
for _, test := range tests {
b := NewBuffer(nil)
err := b.Marshal(test.m)
if _, ok := err.(*RequiredNotSetError); ok {
// We're not in package proto, so we can only assert the type in this case.
err = &RequiredNotSetError{}
}
if !reflect.DeepEqual(test.wantErr, err) {
t.Errorf("%s: got err %v wanted %v", test.name, err, test.wantErr)
}
if !reflect.DeepEqual(test.want, b.Bytes()) {
t.Errorf("%s: got bytes %v wanted %v", test.name, b.Bytes(), test.want)
}
}
}
// Simple tests for bytes
func TestBytesPrimitives(t *testing.T) {
o := old()
bytes := []byte{'n', 'o', 'w', ' ', 'i', 's', ' ', 't', 'h', 'e', ' ', 't', 'i', 'm', 'e'}
if o.EncodeRawBytes(bytes) != nil {
t.Error("EncodeRawBytes")
}
decb, e := o.DecodeRawBytes(false)
if e != nil {
t.Error("DecodeRawBytes")
}
equalbytes(bytes, decb, t)
}
// Simple tests for strings
func TestStringPrimitives(t *testing.T) {
o := old()
s := "now is the time"
if o.EncodeStringBytes(s) != nil {
t.Error("enc_string")
}
decs, e := o.DecodeStringBytes()
if e != nil {
t.Error("dec_string")
}
if s != decs {
t.Error("string encode/decode fail:", s, decs)
}
}
// Do we catch the "required bit not set" case?
func TestRequiredBit(t *testing.T) {
o := old()
pb := new(GoTest)
err := o.Marshal(pb)
if err == nil {
t.Error("did not catch missing required fields")
} else if strings.Index(err.Error(), "Kind") < 0 {
t.Error("wrong error type:", err)
}
}
// Check that all fields are nil.
// Clearly silly, and a residue from a more interesting test with an earlier,
// different initialization property, but it once caught a compiler bug so
// it lives.
func checkInitialized(pb *GoTest, t *testing.T) {
if pb.F_BoolDefaulted != nil {
t.Error("New or Reset did not set boolean:", *pb.F_BoolDefaulted)
}
if pb.F_Int32Defaulted != nil {
t.Error("New or Reset did not set int32:", *pb.F_Int32Defaulted)
}
if pb.F_Int64Defaulted != nil {
t.Error("New or Reset did not set int64:", *pb.F_Int64Defaulted)
}
if pb.F_Fixed32Defaulted != nil {
t.Error("New or Reset did not set fixed32:", *pb.F_Fixed32Defaulted)
}
if pb.F_Fixed64Defaulted != nil {
t.Error("New or Reset did not set fixed64:", *pb.F_Fixed64Defaulted)
}
if pb.F_Uint32Defaulted != nil {
t.Error("New or Reset did not set uint32:", *pb.F_Uint32Defaulted)
}
if pb.F_Uint64Defaulted != nil {
t.Error("New or Reset did not set uint64:", *pb.F_Uint64Defaulted)
}
if pb.F_FloatDefaulted != nil {
t.Error("New or Reset did not set float:", *pb.F_FloatDefaulted)
}
if pb.F_DoubleDefaulted != nil {
t.Error("New or Reset did not set double:", *pb.F_DoubleDefaulted)
}
if pb.F_StringDefaulted != nil {
t.Error("New or Reset did not set string:", *pb.F_StringDefaulted)
}
if pb.F_BytesDefaulted != nil {
t.Error("New or Reset did not set bytes:", string(pb.F_BytesDefaulted))
}
if pb.F_Sint32Defaulted != nil {
t.Error("New or Reset did not set int32:", *pb.F_Sint32Defaulted)
}
if pb.F_Sint64Defaulted != nil {
t.Error("New or Reset did not set int64:", *pb.F_Sint64Defaulted)
}
}
// Does Reset() reset?
func TestReset(t *testing.T) {
pb := initGoTest(true)
// muck with some values
pb.F_BoolDefaulted = Bool(false)
pb.F_Int32Defaulted = Int32(237)
pb.F_Int64Defaulted = Int64(12346)
pb.F_Fixed32Defaulted = Uint32(32000)
pb.F_Fixed64Defaulted = Uint64(666)
pb.F_Uint32Defaulted = Uint32(323232)
pb.F_Uint64Defaulted = nil
pb.F_FloatDefaulted = nil
pb.F_DoubleDefaulted = Float64(0)
pb.F_StringDefaulted = String("gotcha")
pb.F_BytesDefaulted = []byte("asdfasdf")
pb.F_Sint32Defaulted = Int32(123)
pb.F_Sint64Defaulted = Int64(789)
pb.Reset()
checkInitialized(pb, t)
}
// All required fields set, no defaults provided.
func TestEncodeDecode1(t *testing.T) {
pb := initGoTest(false)
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 0x20
"714000000000000000"+ // field 14, encoding 1, value 0x40
"78a019"+ // field 15, encoding 0, value 0xca0 = 3232
"8001c032"+ // field 16, encoding 0, value 0x1940 = 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2, string "string"
"b304"+ // field 70, encoding 3, start group
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // field 70, encoding 4, end group
"aa0605"+"6279746573"+ // field 101, encoding 2, string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f") // field 103, encoding 0, 0x7f zigzag64
}
// All required fields set, defaults provided.
func TestEncodeDecode2(t *testing.T) {
pb := initGoTest(true)
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 32
"714000000000000000"+ // field 14, encoding 1, value 64
"78a019"+ // field 15, encoding 0, value 3232
"8001c032"+ // field 16, encoding 0, value 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2 string "string"
"c00201"+ // field 40, encoding 0, value 1
"c80220"+ // field 41, encoding 0, value 32
"d00240"+ // field 42, encoding 0, value 64
"dd0240010000"+ // field 43, encoding 5, value 320
"e1028002000000000000"+ // field 44, encoding 1, value 640
"e8028019"+ // field 45, encoding 0, value 3200
"f0028032"+ // field 46, encoding 0, value 6400
"fd02e0659948"+ // field 47, encoding 5, value 314159.0
"81030000000050971041"+ // field 48, encoding 1, value 271828.0
"8a0310"+"68656c6c6f2c2022776f726c6421220a"+ // field 49, encoding 2 string "hello, \"world!\"\n"
"b304"+ // start group field 70 level 1
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // end group field 70 level 1
"aa0605"+"6279746573"+ // field 101, encoding 2 string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f"+ // field 103, encoding 0, 0x7f zigzag64
"8a1907"+"4269676e6f7365"+ // field 401, encoding 2, string "Bignose"
"90193f"+ // field 402, encoding 0, value 63
"98197f") // field 403, encoding 0, value 127
}
// All default fields set to their default value by hand
func TestEncodeDecode3(t *testing.T) {
pb := initGoTest(false)
pb.F_BoolDefaulted = Bool(true)
pb.F_Int32Defaulted = Int32(32)
pb.F_Int64Defaulted = Int64(64)
pb.F_Fixed32Defaulted = Uint32(320)
pb.F_Fixed64Defaulted = Uint64(640)
pb.F_Uint32Defaulted = Uint32(3200)
pb.F_Uint64Defaulted = Uint64(6400)
pb.F_FloatDefaulted = Float32(314159)
pb.F_DoubleDefaulted = Float64(271828)
pb.F_StringDefaulted = String("hello, \"world!\"\n")
pb.F_BytesDefaulted = []byte("Bignose")
pb.F_Sint32Defaulted = Int32(-32)
pb.F_Sint64Defaulted = Int64(-64)
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 32
"714000000000000000"+ // field 14, encoding 1, value 64
"78a019"+ // field 15, encoding 0, value 3232
"8001c032"+ // field 16, encoding 0, value 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2 string "string"
"c00201"+ // field 40, encoding 0, value 1
"c80220"+ // field 41, encoding 0, value 32
"d00240"+ // field 42, encoding 0, value 64
"dd0240010000"+ // field 43, encoding 5, value 320
"e1028002000000000000"+ // field 44, encoding 1, value 640
"e8028019"+ // field 45, encoding 0, value 3200
"f0028032"+ // field 46, encoding 0, value 6400
"fd02e0659948"+ // field 47, encoding 5, value 314159.0
"81030000000050971041"+ // field 48, encoding 1, value 271828.0
"8a0310"+"68656c6c6f2c2022776f726c6421220a"+ // field 49, encoding 2 string "hello, \"world!\"\n"
"b304"+ // start group field 70 level 1
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // end group field 70 level 1
"aa0605"+"6279746573"+ // field 101, encoding 2 string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f"+ // field 103, encoding 0, 0x7f zigzag64
"8a1907"+"4269676e6f7365"+ // field 401, encoding 2, string "Bignose"
"90193f"+ // field 402, encoding 0, value 63
"98197f") // field 403, encoding 0, value 127
}
// All required fields set, defaults provided, all non-defaulted optional fields have values.
func TestEncodeDecode4(t *testing.T) {
pb := initGoTest(true)
pb.Table = String("hello")
pb.Param = Int32(7)
pb.OptionalField = initGoTestField()
pb.F_BoolOptional = Bool(true)
pb.F_Int32Optional = Int32(32)
pb.F_Int64Optional = Int64(64)
pb.F_Fixed32Optional = Uint32(3232)
pb.F_Fixed64Optional = Uint64(6464)
pb.F_Uint32Optional = Uint32(323232)
pb.F_Uint64Optional = Uint64(646464)
pb.F_FloatOptional = Float32(32.)
pb.F_DoubleOptional = Float64(64.)
pb.F_StringOptional = String("hello")
pb.F_BytesOptional = []byte("Bignose")
pb.F_Sint32Optional = Int32(-32)
pb.F_Sint64Optional = Int64(-64)
pb.Optionalgroup = initGoTest_OptionalGroup()
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"1205"+"68656c6c6f"+ // field 2, encoding 2, string "hello"
"1807"+ // field 3, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"320d"+"0a056c6162656c120474797065"+ // field 6, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 32
"714000000000000000"+ // field 14, encoding 1, value 64
"78a019"+ // field 15, encoding 0, value 3232
"8001c032"+ // field 16, encoding 0, value 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2 string "string"
"f00101"+ // field 30, encoding 0, value 1
"f80120"+ // field 31, encoding 0, value 32
"800240"+ // field 32, encoding 0, value 64
"8d02a00c0000"+ // field 33, encoding 5, value 3232
"91024019000000000000"+ // field 34, encoding 1, value 6464
"9802a0dd13"+ // field 35, encoding 0, value 323232
"a002c0ba27"+ // field 36, encoding 0, value 646464
"ad0200000042"+ // field 37, encoding 5, value 32.0
"b1020000000000005040"+ // field 38, encoding 1, value 64.0
"ba0205"+"68656c6c6f"+ // field 39, encoding 2, string "hello"
"c00201"+ // field 40, encoding 0, value 1
"c80220"+ // field 41, encoding 0, value 32
"d00240"+ // field 42, encoding 0, value 64
"dd0240010000"+ // field 43, encoding 5, value 320
"e1028002000000000000"+ // field 44, encoding 1, value 640
"e8028019"+ // field 45, encoding 0, value 3200
"f0028032"+ // field 46, encoding 0, value 6400
"fd02e0659948"+ // field 47, encoding 5, value 314159.0
"81030000000050971041"+ // field 48, encoding 1, value 271828.0
"8a0310"+"68656c6c6f2c2022776f726c6421220a"+ // field 49, encoding 2 string "hello, \"world!\"\n"
"b304"+ // start group field 70 level 1
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // end group field 70 level 1
"d305"+ // start group field 90 level 1
"da0508"+"6f7074696f6e616c"+ // field 91, encoding 2, string "optional"
"d405"+ // end group field 90 level 1
"aa0605"+"6279746573"+ // field 101, encoding 2 string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f"+ // field 103, encoding 0, 0x7f zigzag64
"ea1207"+"4269676e6f7365"+ // field 301, encoding 2, string "Bignose"
"f0123f"+ // field 302, encoding 0, value 63
"f8127f"+ // field 303, encoding 0, value 127
"8a1907"+"4269676e6f7365"+ // field 401, encoding 2, string "Bignose"
"90193f"+ // field 402, encoding 0, value 63
"98197f") // field 403, encoding 0, value 127
}
// All required fields set, defaults provided, all repeated fields given two values.
func TestEncodeDecode5(t *testing.T) {
pb := initGoTest(true)
pb.RepeatedField = []*GoTestField{initGoTestField(), initGoTestField()}
pb.F_BoolRepeated = []bool{false, true}
pb.F_Int32Repeated = []int32{32, 33}
pb.F_Int64Repeated = []int64{64, 65}
pb.F_Fixed32Repeated = []uint32{3232, 3333}
pb.F_Fixed64Repeated = []uint64{6464, 6565}
pb.F_Uint32Repeated = []uint32{323232, 333333}
pb.F_Uint64Repeated = []uint64{646464, 656565}
pb.F_FloatRepeated = []float32{32., 33.}
pb.F_DoubleRepeated = []float64{64., 65.}
pb.F_StringRepeated = []string{"hello", "sailor"}
pb.F_BytesRepeated = [][]byte{[]byte("big"), []byte("nose")}
pb.F_Sint32Repeated = []int32{32, -32}
pb.F_Sint64Repeated = []int64{64, -64}
pb.Repeatedgroup = []*GoTest_RepeatedGroup{initGoTest_RepeatedGroup(), initGoTest_RepeatedGroup()}
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"2a0d"+"0a056c6162656c120474797065"+ // field 5, encoding 2 (GoTestField)
"2a0d"+"0a056c6162656c120474797065"+ // field 5, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 32
"714000000000000000"+ // field 14, encoding 1, value 64
"78a019"+ // field 15, encoding 0, value 3232
"8001c032"+ // field 16, encoding 0, value 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2 string "string"
"a00100"+ // field 20, encoding 0, value 0
"a00101"+ // field 20, encoding 0, value 1
"a80120"+ // field 21, encoding 0, value 32
"a80121"+ // field 21, encoding 0, value 33
"b00140"+ // field 22, encoding 0, value 64
"b00141"+ // field 22, encoding 0, value 65
"bd01a00c0000"+ // field 23, encoding 5, value 3232
"bd01050d0000"+ // field 23, encoding 5, value 3333
"c1014019000000000000"+ // field 24, encoding 1, value 6464
"c101a519000000000000"+ // field 24, encoding 1, value 6565
"c801a0dd13"+ // field 25, encoding 0, value 323232
"c80195ac14"+ // field 25, encoding 0, value 333333
"d001c0ba27"+ // field 26, encoding 0, value 646464
"d001b58928"+ // field 26, encoding 0, value 656565
"dd0100000042"+ // field 27, encoding 5, value 32.0
"dd0100000442"+ // field 27, encoding 5, value 33.0
"e1010000000000005040"+ // field 28, encoding 1, value 64.0
"e1010000000000405040"+ // field 28, encoding 1, value 65.0
"ea0105"+"68656c6c6f"+ // field 29, encoding 2, string "hello"
"ea0106"+"7361696c6f72"+ // field 29, encoding 2, string "sailor"
"c00201"+ // field 40, encoding 0, value 1
"c80220"+ // field 41, encoding 0, value 32
"d00240"+ // field 42, encoding 0, value 64
"dd0240010000"+ // field 43, encoding 5, value 320
"e1028002000000000000"+ // field 44, encoding 1, value 640
"e8028019"+ // field 45, encoding 0, value 3200
"f0028032"+ // field 46, encoding 0, value 6400
"fd02e0659948"+ // field 47, encoding 5, value 314159.0
"81030000000050971041"+ // field 48, encoding 1, value 271828.0
"8a0310"+"68656c6c6f2c2022776f726c6421220a"+ // field 49, encoding 2 string "hello, \"world!\"\n"
"b304"+ // start group field 70 level 1
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // end group field 70 level 1
"8305"+ // start group field 80 level 1
"8a0508"+"7265706561746564"+ // field 81, encoding 2, string "repeated"
"8405"+ // end group field 80 level 1
"8305"+ // start group field 80 level 1
"8a0508"+"7265706561746564"+ // field 81, encoding 2, string "repeated"
"8405"+ // end group field 80 level 1
"aa0605"+"6279746573"+ // field 101, encoding 2 string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f"+ // field 103, encoding 0, 0x7f zigzag64
"ca0c03"+"626967"+ // field 201, encoding 2, string "big"
"ca0c04"+"6e6f7365"+ // field 201, encoding 2, string "nose"
"d00c40"+ // field 202, encoding 0, value 32
"d00c3f"+ // field 202, encoding 0, value -32
"d80c8001"+ // field 203, encoding 0, value 64
"d80c7f"+ // field 203, encoding 0, value -64
"8a1907"+"4269676e6f7365"+ // field 401, encoding 2, string "Bignose"
"90193f"+ // field 402, encoding 0, value 63
"98197f") // field 403, encoding 0, value 127
}
// All required fields set, all packed repeated fields given two values.
func TestEncodeDecode6(t *testing.T) {
pb := initGoTest(false)
pb.F_BoolRepeatedPacked = []bool{false, true}
pb.F_Int32RepeatedPacked = []int32{32, 33}
pb.F_Int64RepeatedPacked = []int64{64, 65}
pb.F_Fixed32RepeatedPacked = []uint32{3232, 3333}
pb.F_Fixed64RepeatedPacked = []uint64{6464, 6565}
pb.F_Uint32RepeatedPacked = []uint32{323232, 333333}
pb.F_Uint64RepeatedPacked = []uint64{646464, 656565}
pb.F_FloatRepeatedPacked = []float32{32., 33.}
pb.F_DoubleRepeatedPacked = []float64{64., 65.}
pb.F_Sint32RepeatedPacked = []int32{32, -32}
pb.F_Sint64RepeatedPacked = []int64{64, -64}
overify(t, pb,
"0807"+ // field 1, encoding 0, value 7
"220d"+"0a056c6162656c120474797065"+ // field 4, encoding 2 (GoTestField)
"5001"+ // field 10, encoding 0, value 1
"5803"+ // field 11, encoding 0, value 3
"6006"+ // field 12, encoding 0, value 6
"6d20000000"+ // field 13, encoding 5, value 32
"714000000000000000"+ // field 14, encoding 1, value 64
"78a019"+ // field 15, encoding 0, value 3232
"8001c032"+ // field 16, encoding 0, value 6464
"8d0100004a45"+ // field 17, encoding 5, value 3232.0
"9101000000000040b940"+ // field 18, encoding 1, value 6464.0
"9a0106"+"737472696e67"+ // field 19, encoding 2 string "string"
"9203020001"+ // field 50, encoding 2, 2 bytes, value 0, value 1
"9a03022021"+ // field 51, encoding 2, 2 bytes, value 32, value 33
"a203024041"+ // field 52, encoding 2, 2 bytes, value 64, value 65
"aa0308"+ // field 53, encoding 2, 8 bytes
"a00c0000050d0000"+ // value 3232, value 3333
"b20310"+ // field 54, encoding 2, 16 bytes
"4019000000000000a519000000000000"+ // value 6464, value 6565
"ba0306"+ // field 55, encoding 2, 6 bytes
"a0dd1395ac14"+ // value 323232, value 333333
"c20306"+ // field 56, encoding 2, 6 bytes
"c0ba27b58928"+ // value 646464, value 656565
"ca0308"+ // field 57, encoding 2, 8 bytes
"0000004200000442"+ // value 32.0, value 33.0
"d20310"+ // field 58, encoding 2, 16 bytes
"00000000000050400000000000405040"+ // value 64.0, value 65.0
"b304"+ // start group field 70 level 1
"ba0408"+"7265717569726564"+ // field 71, encoding 2, string "required"
"b404"+ // end group field 70 level 1
"aa0605"+"6279746573"+ // field 101, encoding 2 string "bytes"
"b0063f"+ // field 102, encoding 0, 0x3f zigzag32
"b8067f"+ // field 103, encoding 0, 0x7f zigzag64
"b21f02"+ // field 502, encoding 2, 2 bytes
"403f"+ // value 32, value -32
"ba1f03"+ // field 503, encoding 2, 3 bytes
"80017f") // value 64, value -64
}
// Test that we can encode empty bytes fields.
func TestEncodeDecodeBytes1(t *testing.T) {
pb := initGoTest(false)
// Create our bytes
pb.F_BytesRequired = []byte{}
pb.F_BytesRepeated = [][]byte{{}}
pb.F_BytesOptional = []byte{}
d, err := Marshal(pb)
if err != nil {
t.Error(err)
}
pbd := new(GoTest)
if err := Unmarshal(d, pbd); err != nil {
t.Error(err)
}
if pbd.F_BytesRequired == nil || len(pbd.F_BytesRequired) != 0 {
t.Error("required empty bytes field is incorrect")
}
if pbd.F_BytesRepeated == nil || len(pbd.F_BytesRepeated) == 1 && pbd.F_BytesRepeated[0] == nil {
t.Error("repeated empty bytes field is incorrect")
}
if pbd.F_BytesOptional == nil || len(pbd.F_BytesOptional) != 0 {
t.Error("optional empty bytes field is incorrect")
}
}
// Test that we encode nil-valued fields of a repeated bytes field correctly.
// Since entries in a repeated field cannot be nil, nil must mean empty value.
func TestEncodeDecodeBytes2(t *testing.T) {
pb := initGoTest(false)
// Create our bytes
pb.F_BytesRepeated = [][]byte{nil}
d, err := Marshal(pb)
if err != nil {
t.Error(err)
}
pbd := new(GoTest)
if err := Unmarshal(d, pbd); err != nil {
t.Error(err)
}
if len(pbd.F_BytesRepeated) != 1 || pbd.F_BytesRepeated[0] == nil {
t.Error("Unexpected value for repeated bytes field")
}
}
// All required fields set, defaults provided, all repeated fields given two values.
func TestSkippingUnrecognizedFields(t *testing.T) {
o := old()
pb := initGoTestField()
// Marshal it normally.
o.Marshal(pb)
// Now new a GoSkipTest record.
skip := &GoSkipTest{
SkipInt32: Int32(32),
SkipFixed32: Uint32(3232),
SkipFixed64: Uint64(6464),
SkipString: String("skipper"),
Skipgroup: &GoSkipTest_SkipGroup{
GroupInt32: Int32(75),
GroupString: String("wxyz"),
},
}
// Marshal it into same buffer.
o.Marshal(skip)
pbd := new(GoTestField)
o.Unmarshal(pbd)
// The __unrecognized field should be a marshaling of GoSkipTest
skipd := new(GoSkipTest)
o.SetBuf(pbd.XXX_unrecognized)
o.Unmarshal(skipd)
if *skipd.SkipInt32 != *skip.SkipInt32 {
t.Error("skip int32", skipd.SkipInt32)
}
if *skipd.SkipFixed32 != *skip.SkipFixed32 {
t.Error("skip fixed32", skipd.SkipFixed32)
}
if *skipd.SkipFixed64 != *skip.SkipFixed64 {
t.Error("skip fixed64", skipd.SkipFixed64)
}
if *skipd.SkipString != *skip.SkipString {
t.Error("skip string", *skipd.SkipString)
}
if *skipd.Skipgroup.GroupInt32 != *skip.Skipgroup.GroupInt32 {
t.Error("skip group int32", skipd.Skipgroup.GroupInt32)
}
if *skipd.Skipgroup.GroupString != *skip.Skipgroup.GroupString {
t.Error("skip group string", *skipd.Skipgroup.GroupString)
}
}
// Check that unrecognized fields of a submessage are preserved.
func TestSubmessageUnrecognizedFields(t *testing.T) {
nm := &NewMessage{
Nested: &NewMessage_Nested{
Name: String("Nigel"),
FoodGroup: String("carbs"),
},
}
b, err := Marshal(nm)
if err != nil {
t.Fatalf("Marshal of NewMessage: %v", err)
}
// Unmarshal into an OldMessage.
om := new(OldMessage)
if err := Unmarshal(b, om); err != nil {
t.Fatalf("Unmarshal to OldMessage: %v", err)
}
exp := &OldMessage{
Nested: &OldMessage_Nested{
Name: String("Nigel"),
// normal protocol buffer users should not do this
XXX_unrecognized: []byte("\x12\x05carbs"),
},
}
if !Equal(om, exp) {
t.Errorf("om = %v, want %v", om, exp)
}
// Clone the OldMessage.
om = Clone(om).(*OldMessage)
if !Equal(om, exp) {
t.Errorf("Clone(om) = %v, want %v", om, exp)
}
// Marshal the OldMessage, then unmarshal it into an empty NewMessage.
if b, err = Marshal(om); err != nil {
t.Fatalf("Marshal of OldMessage: %v", err)
}
t.Logf("Marshal(%v) -> %q", om, b)
nm2 := new(NewMessage)
if err := Unmarshal(b, nm2); err != nil {
t.Fatalf("Unmarshal to NewMessage: %v", err)
}
if !Equal(nm, nm2) {
t.Errorf("NewMessage round-trip: %v => %v", nm, nm2)
}
}
// Check that an int32 field can be upgraded to an int64 field.
func TestNegativeInt32(t *testing.T) {
om := &OldMessage{
Num: Int32(-1),
}
b, err := Marshal(om)
if err != nil {
t.Fatalf("Marshal of OldMessage: %v", err)
}
// Check the size. It should be 11 bytes;
// 1 for the field/wire type, and 10 for the negative number.
if len(b) != 11 {
t.Errorf("%v marshaled as %q, wanted 11 bytes", om, b)
}
// Unmarshal into a NewMessage.
nm := new(NewMessage)
if err := Unmarshal(b, nm); err != nil {
t.Fatalf("Unmarshal to NewMessage: %v", err)
}
want := &NewMessage{
Num: Int64(-1),
}
if !Equal(nm, want) {
t.Errorf("nm = %v, want %v", nm, want)
}
}
// Check that we can grow an array (repeated field) to have many elements.
// This test doesn't depend only on our encoding; for variety, it makes sure
// we create, encode, and decode the correct contents explicitly. It's therefore
// a bit messier.
// This test also uses (and hence tests) the Marshal/Unmarshal functions
// instead of the methods.
func TestBigRepeated(t *testing.T) {
pb := initGoTest(true)
// Create the arrays
const N = 50 // Internally the library starts much smaller.
pb.Repeatedgroup = make([]*GoTest_RepeatedGroup, N)
pb.F_Sint64Repeated = make([]int64, N)
pb.F_Sint32Repeated = make([]int32, N)
pb.F_BytesRepeated = make([][]byte, N)
pb.F_StringRepeated = make([]string, N)
pb.F_DoubleRepeated = make([]float64, N)
pb.F_FloatRepeated = make([]float32, N)
pb.F_Uint64Repeated = make([]uint64, N)
pb.F_Uint32Repeated = make([]uint32, N)
pb.F_Fixed64Repeated = make([]uint64, N)
pb.F_Fixed32Repeated = make([]uint32, N)
pb.F_Int64Repeated = make([]int64, N)
pb.F_Int32Repeated = make([]int32, N)
pb.F_BoolRepeated = make([]bool, N)
pb.RepeatedField = make([]*GoTestField, N)
// Fill in the arrays with checkable values.
igtf := initGoTestField()
igtrg := initGoTest_RepeatedGroup()
for i := 0; i < N; i++ {
pb.Repeatedgroup[i] = igtrg
pb.F_Sint64Repeated[i] = int64(i)
pb.F_Sint32Repeated[i] = int32(i)
s := fmt.Sprint(i)
pb.F_BytesRepeated[i] = []byte(s)
pb.F_StringRepeated[i] = s
pb.F_DoubleRepeated[i] = float64(i)
pb.F_FloatRepeated[i] = float32(i)
pb.F_Uint64Repeated[i] = uint64(i)
pb.F_Uint32Repeated[i] = uint32(i)
pb.F_Fixed64Repeated[i] = uint64(i)
pb.F_Fixed32Repeated[i] = uint32(i)
pb.F_Int64Repeated[i] = int64(i)
pb.F_Int32Repeated[i] = int32(i)
pb.F_BoolRepeated[i] = i%2 == 0
pb.RepeatedField[i] = igtf
}
// Marshal.
buf, _ := Marshal(pb)
// Now test Unmarshal by recreating the original buffer.
pbd := new(GoTest)
Unmarshal(buf, pbd)
// Check the checkable values
for i := uint64(0); i < N; i++ {
if pbd.Repeatedgroup[i] == nil { // TODO: more checking?
t.Error("pbd.Repeatedgroup bad")
}
var x uint64
x = uint64(pbd.F_Sint64Repeated[i])
if x != i {
t.Error("pbd.F_Sint64Repeated bad", x, i)
}
x = uint64(pbd.F_Sint32Repeated[i])
if x != i {
t.Error("pbd.F_Sint32Repeated bad", x, i)
}
s := fmt.Sprint(i)
equalbytes(pbd.F_BytesRepeated[i], []byte(s), t)
if pbd.F_StringRepeated[i] != s {
t.Error("pbd.F_Sint32Repeated bad", pbd.F_StringRepeated[i], i)
}
x = uint64(pbd.F_DoubleRepeated[i])
if x != i {
t.Error("pbd.F_DoubleRepeated bad", x, i)
}
x = uint64(pbd.F_FloatRepeated[i])
if x != i {
t.Error("pbd.F_FloatRepeated bad", x, i)
}
x = pbd.F_Uint64Repeated[i]
if x != i {
t.Error("pbd.F_Uint64Repeated bad", x, i)
}
x = uint64(pbd.F_Uint32Repeated[i])
if x != i {
t.Error("pbd.F_Uint32Repeated bad", x, i)
}
x = pbd.F_Fixed64Repeated[i]
if x != i {
t.Error("pbd.F_Fixed64Repeated bad", x, i)
}
x = uint64(pbd.F_Fixed32Repeated[i])
if x != i {
t.Error("pbd.F_Fixed32Repeated bad", x, i)
}
x = uint64(pbd.F_Int64Repeated[i])
if x != i {
t.Error("pbd.F_Int64Repeated bad", x, i)
}
x = uint64(pbd.F_Int32Repeated[i])
if x != i {
t.Error("pbd.F_Int32Repeated bad", x, i)
}
if pbd.F_BoolRepeated[i] != (i%2 == 0) {
t.Error("pbd.F_BoolRepeated bad", x, i)
}
if pbd.RepeatedField[i] == nil { // TODO: more checking?
t.Error("pbd.RepeatedField bad")
}
}
}
// Verify we give a useful message when decoding to the wrong structure type.
func TestTypeMismatch(t *testing.T) {
pb1 := initGoTest(true)
// Marshal
o := old()
o.Marshal(pb1)
// Now Unmarshal it to the wrong type.
pb2 := initGoTestField()
err := o.Unmarshal(pb2)
if err == nil {
t.Error("expected error, got no error")
} else if !strings.Contains(err.Error(), "bad wiretype") {
t.Error("expected bad wiretype error, got", err)
}
}
func encodeDecode(t *testing.T, in, out Message, msg string) {
buf, err := Marshal(in)
if err != nil {
t.Fatalf("failed marshaling %v: %v", msg, err)
}
if err := Unmarshal(buf, out); err != nil {
t.Fatalf("failed unmarshaling %v: %v", msg, err)
}
}
func TestPackedNonPackedDecoderSwitching(t *testing.T) {
np, p := new(NonPackedTest), new(PackedTest)
// non-packed -> packed
np.A = []int32{0, 1, 1, 2, 3, 5}
encodeDecode(t, np, p, "non-packed -> packed")
if !reflect.DeepEqual(np.A, p.B) {
t.Errorf("failed non-packed -> packed; np.A=%+v, p.B=%+v", np.A, p.B)
}
// packed -> non-packed
np.Reset()
p.B = []int32{3, 1, 4, 1, 5, 9}
encodeDecode(t, p, np, "packed -> non-packed")
if !reflect.DeepEqual(p.B, np.A) {
t.Errorf("failed packed -> non-packed; p.B=%+v, np.A=%+v", p.B, np.A)
}
}
func TestProto1RepeatedGroup(t *testing.T) {
pb := &MessageList{
Message: []*MessageList_Message{
{
Name: String("blah"),
Count: Int32(7),
},
// NOTE: pb.Message[1] is a nil
nil,
},
}
o := old()
err := o.Marshal(pb)
if err == nil || !strings.Contains(err.Error(), "repeated field Message has nil") {
t.Fatalf("unexpected or no error when marshaling: %v", err)
}
}
// Test that enums work. Checks for a bug introduced by making enums
// named types instead of int32: newInt32FromUint64 would crash with
// a type mismatch in reflect.PointTo.
func TestEnum(t *testing.T) {
pb := new(GoEnum)
pb.Foo = FOO_FOO1.Enum()
o := old()
if err := o.Marshal(pb); err != nil {
t.Fatal("error encoding enum:", err)
}
pb1 := new(GoEnum)
if err := o.Unmarshal(pb1); err != nil {
t.Fatal("error decoding enum:", err)
}
if *pb1.Foo != FOO_FOO1 {
t.Error("expected 7 but got ", *pb1.Foo)
}
}
// Enum types have String methods. Check that enum fields can be printed.
// We don't care what the value actually is, just as long as it doesn't crash.
func TestPrintingNilEnumFields(t *testing.T) {
pb := new(GoEnum)
fmt.Sprintf("%+v", pb)
}
// Verify that absent required fields cause Marshal/Unmarshal to return errors.
func TestRequiredFieldEnforcement(t *testing.T) {
pb := new(GoTestField)
_, err := Marshal(pb)
if err == nil {
t.Error("marshal: expected error, got nil")
} else if strings.Index(err.Error(), "Label") < 0 {
t.Errorf("marshal: bad error type: %v", err)
}
// A slightly sneaky, yet valid, proto. It encodes the same required field twice,
// so simply counting the required fields is insufficient.
// field 1, encoding 2, value "hi"
buf := []byte("\x0A\x02hi\x0A\x02hi")
err = Unmarshal(buf, pb)
if err == nil {
t.Error("unmarshal: expected error, got nil")
} else if strings.Index(err.Error(), "{Unknown}") < 0 {
t.Errorf("unmarshal: bad error type: %v", err)
}
}
func TestTypedNilMarshal(t *testing.T) {
// A typed nil should return ErrNil and not crash.
{
var m *GoEnum
if _, err := Marshal(m); err != ErrNil {
t.Errorf("Marshal(%#v): got %v, want ErrNil", m, err)
}
}
{
m := &Communique{Union: &Communique_Msg{nil}}
if _, err := Marshal(m); err == nil || err == ErrNil {
t.Errorf("Marshal(%#v): got %v, want errOneofHasNil", m, err)
}
}
}
// A type that implements the Marshaler interface, but is not nillable.
type nonNillableInt uint64
func (nni nonNillableInt) Marshal() ([]byte, error) {
return EncodeVarint(uint64(nni)), nil
}
type NNIMessage struct {
nni nonNillableInt
}
func (*NNIMessage) Reset() {}
func (*NNIMessage) String() string { return "" }
func (*NNIMessage) ProtoMessage() {}
// A type that implements the Marshaler interface and is nillable.
type nillableMessage struct {
x uint64
}
func (nm *nillableMessage) Marshal() ([]byte, error) {
return EncodeVarint(nm.x), nil
}
type NMMessage struct {
nm *nillableMessage
}
func (*NMMessage) Reset() {}
func (*NMMessage) String() string { return "" }
func (*NMMessage) ProtoMessage() {}
// Verify a type that uses the Marshaler interface, but has a nil pointer.
func TestNilMarshaler(t *testing.T) {
// Try a struct with a Marshaler field that is nil.
// It should be directly marshable.
nmm := new(NMMessage)
if _, err := Marshal(nmm); err != nil {
t.Error("unexpected error marshaling nmm: ", err)
}
// Try a struct with a Marshaler field that is not nillable.
nnim := new(NNIMessage)
nnim.nni = 7
var _ Marshaler = nnim.nni // verify it is truly a Marshaler
if _, err := Marshal(nnim); err != nil {
t.Error("unexpected error marshaling nnim: ", err)
}
}
func TestAllSetDefaults(t *testing.T) {
// Exercise SetDefaults with all scalar field types.
m := &Defaults{
// NaN != NaN, so override that here.
F_Nan: Float32(1.7),
}
expected := &Defaults{
F_Bool: Bool(true),
F_Int32: Int32(32),
F_Int64: Int64(64),
F_Fixed32: Uint32(320),
F_Fixed64: Uint64(640),
F_Uint32: Uint32(3200),
F_Uint64: Uint64(6400),
F_Float: Float32(314159),
F_Double: Float64(271828),
F_String: String(`hello, "world!"` + "\n"),
F_Bytes: []byte("Bignose"),
F_Sint32: Int32(-32),
F_Sint64: Int64(-64),
F_Enum: Defaults_GREEN.Enum(),
F_Pinf: Float32(float32(math.Inf(1))),
F_Ninf: Float32(float32(math.Inf(-1))),
F_Nan: Float32(1.7),
StrZero: String(""),
}
SetDefaults(m)
if !Equal(m, expected) {
t.Errorf("SetDefaults failed\n got %v\nwant %v", m, expected)
}
}
func TestSetDefaultsWithSetField(t *testing.T) {
// Check that a set value is not overridden.
m := &Defaults{
F_Int32: Int32(12),
}
SetDefaults(m)
if v := m.GetF_Int32(); v != 12 {
t.Errorf("m.FInt32 = %v, want 12", v)
}
}
func TestSetDefaultsWithSubMessage(t *testing.T) {
m := &OtherMessage{
Key: Int64(123),
Inner: &InnerMessage{
Host: String("gopher"),
},
}
expected := &OtherMessage{
Key: Int64(123),
Inner: &InnerMessage{
Host: String("gopher"),
Port: Int32(4000),
},
}
SetDefaults(m)
if !Equal(m, expected) {
t.Errorf("\n got %v\nwant %v", m, expected)
}
}
func TestSetDefaultsWithRepeatedSubMessage(t *testing.T) {
m := &MyMessage{
RepInner: []*InnerMessage{{}},
}
expected := &MyMessage{
RepInner: []*InnerMessage{{
Port: Int32(4000),
}},
}
SetDefaults(m)
if !Equal(m, expected) {
t.Errorf("\n got %v\nwant %v", m, expected)
}
}
func TestSetDefaultWithRepeatedNonMessage(t *testing.T) {
m := &MyMessage{
Pet: []string{"turtle", "wombat"},
}
expected := Clone(m)
SetDefaults(m)
if !Equal(m, expected) {
t.Errorf("\n got %v\nwant %v", m, expected)
}
}
func TestMaximumTagNumber(t *testing.T) {
m := &MaxTag{
LastField: String("natural goat essence"),
}
buf, err := Marshal(m)
if err != nil {
t.Fatalf("proto.Marshal failed: %v", err)
}
m2 := new(MaxTag)
if err := Unmarshal(buf, m2); err != nil {
t.Fatalf("proto.Unmarshal failed: %v", err)
}
if got, want := m2.GetLastField(), *m.LastField; got != want {
t.Errorf("got %q, want %q", got, want)
}
}
func TestJSON(t *testing.T) {
m := &MyMessage{
Count: Int32(4),
Pet: []string{"bunny", "kitty"},
Inner: &InnerMessage{
Host: String("cauchy"),
},
Bikeshed: MyMessage_GREEN.Enum(),
}
const expected = `{"count":4,"pet":["bunny","kitty"],"inner":{"host":"cauchy"},"bikeshed":1}`
b, err := json.Marshal(m)
if err != nil {
t.Fatalf("json.Marshal failed: %v", err)
}
s := string(b)
if s != expected {
t.Errorf("got %s\nwant %s", s, expected)
}
received := new(MyMessage)
if err := json.Unmarshal(b, received); err != nil {
t.Fatalf("json.Unmarshal failed: %v", err)
}
if !Equal(received, m) {
t.Fatalf("got %s, want %s", received, m)
}
// Test unmarshalling of JSON with symbolic enum name.
const old = `{"count":4,"pet":["bunny","kitty"],"inner":{"host":"cauchy"},"bikeshed":"GREEN"}`
received.Reset()
if err := json.Unmarshal([]byte(old), received); err != nil {
t.Fatalf("json.Unmarshal failed: %v", err)
}
if !Equal(received, m) {
t.Fatalf("got %s, want %s", received, m)
}
}
func TestBadWireType(t *testing.T) {
b := []byte{7<<3 | 6} // field 7, wire type 6
pb := new(OtherMessage)
if err := Unmarshal(b, pb); err == nil {
t.Errorf("Unmarshal did not fail")
} else if !strings.Contains(err.Error(), "unknown wire type") {
t.Errorf("wrong error: %v", err)
}
}
func TestBytesWithInvalidLength(t *testing.T) {
// If a byte sequence has an invalid (negative) length, Unmarshal should not panic.
b := []byte{2<<3 | WireBytes, 0xff, 0xff, 0xff, 0xff, 0xff, 0}
Unmarshal(b, new(MyMessage))
}
func TestLengthOverflow(t *testing.T) {
// Overflowing a length should not panic.
b := []byte{2<<3 | WireBytes, 1, 1, 3<<3 | WireBytes, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x7f, 0x01}
Unmarshal(b, new(MyMessage))
}
func TestVarintOverflow(t *testing.T) {
// Overflowing a 64-bit length should not be allowed.
b := []byte{1<<3 | WireVarint, 0x01, 3<<3 | WireBytes, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80, 0x01}
if err := Unmarshal(b, new(MyMessage)); err == nil {
t.Fatalf("Overflowed uint64 length without error")
}
}
func TestUnmarshalFuzz(t *testing.T) {
const N = 1000
seed := time.Now().UnixNano()
t.Logf("RNG seed is %d", seed)
rng := rand.New(rand.NewSource(seed))
buf := make([]byte, 20)
for i := 0; i < N; i++ {
for j := range buf {
buf[j] = byte(rng.Intn(256))
}
fuzzUnmarshal(t, buf)
}
}
func TestMergeMessages(t *testing.T) {
pb := &MessageList{Message: []*MessageList_Message{{Name: String("x"), Count: Int32(1)}}}
data, err := Marshal(pb)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
pb1 := new(MessageList)
if err := Unmarshal(data, pb1); err != nil {
t.Fatalf("first Unmarshal: %v", err)
}
if err := Unmarshal(data, pb1); err != nil {
t.Fatalf("second Unmarshal: %v", err)
}
if len(pb1.Message) != 1 {
t.Errorf("two Unmarshals produced %d Messages, want 1", len(pb1.Message))
}
pb2 := new(MessageList)
if err := UnmarshalMerge(data, pb2); err != nil {
t.Fatalf("first UnmarshalMerge: %v", err)
}
if err := UnmarshalMerge(data, pb2); err != nil {
t.Fatalf("second UnmarshalMerge: %v", err)
}
if len(pb2.Message) != 2 {
t.Errorf("two UnmarshalMerges produced %d Messages, want 2", len(pb2.Message))
}
}
func TestExtensionMarshalOrder(t *testing.T) {
m := &MyMessage{Count: Int(123)}
if err := SetExtension(m, E_Ext_More, &Ext{Data: String("alpha")}); err != nil {
t.Fatalf("SetExtension: %v", err)
}
if err := SetExtension(m, E_Ext_Text, String("aleph")); err != nil {
t.Fatalf("SetExtension: %v", err)
}
if err := SetExtension(m, E_Ext_Number, Int32(1)); err != nil {
t.Fatalf("SetExtension: %v", err)
}
// Serialize m several times, and check we get the same bytes each time.
var orig []byte
for i := 0; i < 100; i++ {
b, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
if i == 0 {
orig = b
continue
}
if !bytes.Equal(b, orig) {
t.Errorf("Bytes differ on attempt #%d", i)
}
}
}
// Many extensions, because small maps might not iterate differently on each iteration.
var exts = []*ExtensionDesc{
E_X201,
E_X202,
E_X203,
E_X204,
E_X205,
E_X206,
E_X207,
E_X208,
E_X209,
E_X210,
E_X211,
E_X212,
E_X213,
E_X214,
E_X215,
E_X216,
E_X217,
E_X218,
E_X219,
E_X220,
E_X221,
E_X222,
E_X223,
E_X224,
E_X225,
E_X226,
E_X227,
E_X228,
E_X229,
E_X230,
E_X231,
E_X232,
E_X233,
E_X234,
E_X235,
E_X236,
E_X237,
E_X238,
E_X239,
E_X240,
E_X241,
E_X242,
E_X243,
E_X244,
E_X245,
E_X246,
E_X247,
E_X248,
E_X249,
E_X250,
}
func TestMessageSetMarshalOrder(t *testing.T) {
m := &MyMessageSet{}
for _, x := range exts {
if err := SetExtension(m, x, &Empty{}); err != nil {
t.Fatalf("SetExtension: %v", err)
}
}
buf, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
// Serialize m several times, and check we get the same bytes each time.
for i := 0; i < 10; i++ {
b1, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
if !bytes.Equal(b1, buf) {
t.Errorf("Bytes differ on re-Marshal #%d", i)
}
m2 := &MyMessageSet{}
if err := Unmarshal(buf, m2); err != nil {
t.Errorf("Unmarshal: %v", err)
}
b2, err := Marshal(m2)
if err != nil {
t.Errorf("re-Marshal: %v", err)
}
if !bytes.Equal(b2, buf) {
t.Errorf("Bytes differ on round-trip #%d", i)
}
}
}
func TestUnmarshalMergesMessages(t *testing.T) {
// If a nested message occurs twice in the input,
// the fields should be merged when decoding.
a := &OtherMessage{
Key: Int64(123),
Inner: &InnerMessage{
Host: String("polhode"),
Port: Int32(1234),
},
}
aData, err := Marshal(a)
if err != nil {
t.Fatalf("Marshal(a): %v", err)
}
b := &OtherMessage{
Weight: Float32(1.2),
Inner: &InnerMessage{
Host: String("herpolhode"),
Connected: Bool(true),
},
}
bData, err := Marshal(b)
if err != nil {
t.Fatalf("Marshal(b): %v", err)
}
want := &OtherMessage{
Key: Int64(123),
Weight: Float32(1.2),
Inner: &InnerMessage{
Host: String("herpolhode"),
Port: Int32(1234),
Connected: Bool(true),
},
}
got := new(OtherMessage)
if err := Unmarshal(append(aData, bData...), got); err != nil {
t.Fatalf("Unmarshal: %v", err)
}
if !Equal(got, want) {
t.Errorf("\n got %v\nwant %v", got, want)
}
}
func TestEncodingSizes(t *testing.T) {
tests := []struct {
m Message
n int
}{
{&Defaults{F_Int32: Int32(math.MaxInt32)}, 6},
{&Defaults{F_Int32: Int32(math.MinInt32)}, 11},
{&Defaults{F_Uint32: Uint32(uint32(math.MaxInt32) + 1)}, 6},
{&Defaults{F_Uint32: Uint32(math.MaxUint32)}, 6},
}
for _, test := range tests {
b, err := Marshal(test.m)
if err != nil {
t.Errorf("Marshal(%v): %v", test.m, err)
continue
}
if len(b) != test.n {
t.Errorf("Marshal(%v) yielded %d bytes, want %d bytes", test.m, len(b), test.n)
}
}
}
func TestRequiredNotSetError(t *testing.T) {
pb := initGoTest(false)
pb.RequiredField.Label = nil
pb.F_Int32Required = nil
pb.F_Int64Required = nil
expected := "0807" + // field 1, encoding 0, value 7
"2206" + "120474797065" + // field 4, encoding 2 (GoTestField)
"5001" + // field 10, encoding 0, value 1
"6d20000000" + // field 13, encoding 5, value 0x20
"714000000000000000" + // field 14, encoding 1, value 0x40
"78a019" + // field 15, encoding 0, value 0xca0 = 3232
"8001c032" + // field 16, encoding 0, value 0x1940 = 6464
"8d0100004a45" + // field 17, encoding 5, value 3232.0
"9101000000000040b940" + // field 18, encoding 1, value 6464.0
"9a0106" + "737472696e67" + // field 19, encoding 2, string "string"
"b304" + // field 70, encoding 3, start group
"ba0408" + "7265717569726564" + // field 71, encoding 2, string "required"
"b404" + // field 70, encoding 4, end group
"aa0605" + "6279746573" + // field 101, encoding 2, string "bytes"
"b0063f" + // field 102, encoding 0, 0x3f zigzag32
"b8067f" // field 103, encoding 0, 0x7f zigzag64
o := old()
bytes, err := Marshal(pb)
if _, ok := err.(*RequiredNotSetError); !ok {
fmt.Printf("marshal-1 err = %v, want *RequiredNotSetError", err)
o.DebugPrint("", bytes)
t.Fatalf("expected = %s", expected)
}
if strings.Index(err.Error(), "RequiredField.Label") < 0 {
t.Errorf("marshal-1 wrong err msg: %v", err)
}
if !equal(bytes, expected, t) {
o.DebugPrint("neq 1", bytes)
t.Fatalf("expected = %s", expected)
}
// Now test Unmarshal by recreating the original buffer.
pbd := new(GoTest)
err = Unmarshal(bytes, pbd)
if _, ok := err.(*RequiredNotSetError); !ok {
t.Fatalf("unmarshal err = %v, want *RequiredNotSetError", err)
o.DebugPrint("", bytes)
t.Fatalf("string = %s", expected)
}
if strings.Index(err.Error(), "RequiredField.{Unknown}") < 0 {
t.Errorf("unmarshal wrong err msg: %v", err)
}
bytes, err = Marshal(pbd)
if _, ok := err.(*RequiredNotSetError); !ok {
t.Errorf("marshal-2 err = %v, want *RequiredNotSetError", err)
o.DebugPrint("", bytes)
t.Fatalf("string = %s", expected)
}
if strings.Index(err.Error(), "RequiredField.Label") < 0 {
t.Errorf("marshal-2 wrong err msg: %v", err)
}
if !equal(bytes, expected, t) {
o.DebugPrint("neq 2", bytes)
t.Fatalf("string = %s", expected)
}
}
func fuzzUnmarshal(t *testing.T, data []byte) {
defer func() {
if e := recover(); e != nil {
t.Errorf("These bytes caused a panic: %+v", data)
t.Logf("Stack:\n%s", debug.Stack())
t.FailNow()
}
}()
pb := new(MyMessage)
Unmarshal(data, pb)
}
func TestMapFieldMarshal(t *testing.T) {
m := &MessageWithMap{
NameMapping: map[int32]string{
1: "Rob",
4: "Ian",
8: "Dave",
},
}
b, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
// b should be the concatenation of these three byte sequences in some order.
parts := []string{
"\n\a\b\x01\x12\x03Rob",
"\n\a\b\x04\x12\x03Ian",
"\n\b\b\x08\x12\x04Dave",
}
ok := false
for i := range parts {
for j := range parts {
if j == i {
continue
}
for k := range parts {
if k == i || k == j {
continue
}
try := parts[i] + parts[j] + parts[k]
if bytes.Equal(b, []byte(try)) {
ok = true
break
}
}
}
}
if !ok {
t.Fatalf("Incorrect Marshal output.\n got %q\nwant %q (or a permutation of that)", b, parts[0]+parts[1]+parts[2])
}
t.Logf("FYI b: %q", b)
(new(Buffer)).DebugPrint("Dump of b", b)
}
func TestMapFieldRoundTrips(t *testing.T) {
m := &MessageWithMap{
NameMapping: map[int32]string{
1: "Rob",
4: "Ian",
8: "Dave",
},
MsgMapping: map[int64]*FloatingPoint{
0x7001: &FloatingPoint{F: Float64(2.0)},
},
ByteMapping: map[bool][]byte{
false: []byte("that's not right!"),
true: []byte("aye, 'tis true!"),
},
}
b, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal: %v", err)
}
t.Logf("FYI b: %q", b)
m2 := new(MessageWithMap)
if err := Unmarshal(b, m2); err != nil {
t.Fatalf("Unmarshal: %v", err)
}
for _, pair := range [][2]interface{}{
{m.NameMapping, m2.NameMapping},
{m.MsgMapping, m2.MsgMapping},
{m.ByteMapping, m2.ByteMapping},
} {
if !reflect.DeepEqual(pair[0], pair[1]) {
t.Errorf("Map did not survive a round trip.\ninitial: %v\n final: %v", pair[0], pair[1])
}
}
}
func TestMapFieldWithNil(t *testing.T) {
m := &MessageWithMap{
MsgMapping: map[int64]*FloatingPoint{
1: nil,
},
}
b, err := Marshal(m)
if err == nil {
t.Fatalf("Marshal of bad map should have failed, got these bytes: %v", b)
}
}
func TestDecodeMapFieldMissingKey(t *testing.T) {
b := []byte{
0x0A, 0x03, // message, tag 1 (name_mapping), of length 3 bytes
// no key
0x12, 0x01, 0x6D, // string value of length 1 byte, value "m"
}
got := &MessageWithMap{}
err := Unmarshal(b, got)
if err != nil {
t.Fatalf("failed to marshal map with missing key: %v", err)
}
want := &MessageWithMap{NameMapping: map[int32]string{0: "m"}}
if !Equal(got, want) {
t.Errorf("Unmarshaled map with no key was not as expected. got: %v, want %v", got, want)
}
}
func TestDecodeMapFieldMissingValue(t *testing.T) {
b := []byte{
0x0A, 0x02, // message, tag 1 (name_mapping), of length 2 bytes
0x08, 0x01, // varint key, value 1
// no value
}
got := &MessageWithMap{}
err := Unmarshal(b, got)
if err != nil {
t.Fatalf("failed to marshal map with missing value: %v", err)
}
want := &MessageWithMap{NameMapping: map[int32]string{1: ""}}
if !Equal(got, want) {
t.Errorf("Unmarshaled map with no value was not as expected. got: %v, want %v", got, want)
}
}
func TestOneof(t *testing.T) {
m := &Communique{}
b, err := Marshal(m)
if err != nil {
t.Fatalf("Marshal of empty message with oneof: %v", err)
}
if len(b) != 0 {
t.Errorf("Marshal of empty message yielded too many bytes: %v", b)
}
m = &Communique{
Union: &Communique_Name{"Barry"},
}
// Round-trip.
b, err = Marshal(m)
if err != nil {
t.Fatalf("Marshal of message with oneof: %v", err)
}
if len(b) != 7 { // name tag/wire (1) + name len (1) + name (5)
t.Errorf("Incorrect marshal of message with oneof: %v", b)
}
m.Reset()
if err := Unmarshal(b, m); err != nil {
t.Fatalf("Unmarshal of message with oneof: %v", err)
}
if x, ok := m.Union.(*Communique_Name); !ok || x.Name != "Barry" {
t.Errorf("After round trip, Union = %+v", m.Union)
}
if name := m.GetName(); name != "Barry" {
t.Errorf("After round trip, GetName = %q, want %q", name, "Barry")
}
// Let's try with a message in the oneof.
m.Union = &Communique_Msg{&Strings{StringField: String("deep deep string")}}
b, err = Marshal(m)
if err != nil {
t.Fatalf("Marshal of message with oneof set to message: %v", err)
}
if len(b) != 20 { // msg tag/wire (1) + msg len (1) + msg (1 + 1 + 16)
t.Errorf("Incorrect marshal of message with oneof set to message: %v", b)
}
m.Reset()
if err := Unmarshal(b, m); err != nil {
t.Fatalf("Unmarshal of message with oneof set to message: %v", err)
}
ss, ok := m.Union.(*Communique_Msg)
if !ok || ss.Msg.GetStringField() != "deep deep string" {
t.Errorf("After round trip with oneof set to message, Union = %+v", m.Union)
}
}
func TestInefficientPackedBool(t *testing.T) {
// https://github.com/golang/protobuf/issues/76
inp := []byte{
0x12, 0x02, // 0x12 = 2<<3|2; 2 bytes
// Usually a bool should take a single byte,
// but it is permitted to be any varint.
0xb9, 0x30,
}
if err := Unmarshal(inp, new(MoreRepeated)); err != nil {
t.Error(err)
}
}
// Benchmarks
func testMsg() *GoTest {
pb := initGoTest(true)
const N = 1000 // Internally the library starts much smaller.
pb.F_Int32Repeated = make([]int32, N)
pb.F_DoubleRepeated = make([]float64, N)
for i := 0; i < N; i++ {
pb.F_Int32Repeated[i] = int32(i)
pb.F_DoubleRepeated[i] = float64(i)
}
return pb
}
func bytesMsg() *GoTest {
pb := initGoTest(true)
buf := make([]byte, 4000)
for i := range buf {
buf[i] = byte(i)
}
pb.F_BytesDefaulted = buf
return pb
}
func benchmarkMarshal(b *testing.B, pb Message, marshal func(Message) ([]byte, error)) {
d, _ := marshal(pb)
b.SetBytes(int64(len(d)))
b.ResetTimer()
for i := 0; i < b.N; i++ {
marshal(pb)
}
}
func benchmarkBufferMarshal(b *testing.B, pb Message) {
p := NewBuffer(nil)
benchmarkMarshal(b, pb, func(pb0 Message) ([]byte, error) {
p.Reset()
err := p.Marshal(pb0)
return p.Bytes(), err
})
}
func benchmarkSize(b *testing.B, pb Message) {
benchmarkMarshal(b, pb, func(pb0 Message) ([]byte, error) {
Size(pb)
return nil, nil
})
}
func newOf(pb Message) Message {
in := reflect.ValueOf(pb)
if in.IsNil() {
return pb
}
return reflect.New(in.Type().Elem()).Interface().(Message)
}
func benchmarkUnmarshal(b *testing.B, pb Message, unmarshal func([]byte, Message) error) {
d, _ := Marshal(pb)
b.SetBytes(int64(len(d)))
pbd := newOf(pb)
b.ResetTimer()
for i := 0; i < b.N; i++ {
unmarshal(d, pbd)
}
}
func benchmarkBufferUnmarshal(b *testing.B, pb Message) {
p := NewBuffer(nil)
benchmarkUnmarshal(b, pb, func(d []byte, pb0 Message) error {
p.SetBuf(d)
return p.Unmarshal(pb0)
})
}
// Benchmark{Marshal,BufferMarshal,Size,Unmarshal,BufferUnmarshal}{,Bytes}
func BenchmarkMarshal(b *testing.B) {
benchmarkMarshal(b, testMsg(), Marshal)
}
func BenchmarkBufferMarshal(b *testing.B) {
benchmarkBufferMarshal(b, testMsg())
}
func BenchmarkSize(b *testing.B) {
benchmarkSize(b, testMsg())
}
func BenchmarkUnmarshal(b *testing.B) {
benchmarkUnmarshal(b, testMsg(), Unmarshal)
}
func BenchmarkBufferUnmarshal(b *testing.B) {
benchmarkBufferUnmarshal(b, testMsg())
}
func BenchmarkMarshalBytes(b *testing.B) {
benchmarkMarshal(b, bytesMsg(), Marshal)
}
func BenchmarkBufferMarshalBytes(b *testing.B) {
benchmarkBufferMarshal(b, bytesMsg())
}
func BenchmarkSizeBytes(b *testing.B) {
benchmarkSize(b, bytesMsg())
}
func BenchmarkUnmarshalBytes(b *testing.B) {
benchmarkUnmarshal(b, bytesMsg(), Unmarshal)
}
func BenchmarkBufferUnmarshalBytes(b *testing.B) {
benchmarkBufferUnmarshal(b, bytesMsg())
}
func BenchmarkUnmarshalUnrecognizedFields(b *testing.B) {
b.StopTimer()
pb := initGoTestField()
skip := &GoSkipTest{
SkipInt32: Int32(32),
SkipFixed32: Uint32(3232),
SkipFixed64: Uint64(6464),
SkipString: String("skipper"),
Skipgroup: &GoSkipTest_SkipGroup{
GroupInt32: Int32(75),
GroupString: String("wxyz"),
},
}
pbd := new(GoTestField)
p := NewBuffer(nil)
p.Marshal(pb)
p.Marshal(skip)
p2 := NewBuffer(nil)
b.StartTimer()
for i := 0; i < b.N; i++ {
p2.SetBuf(p.Bytes())
p2.Unmarshal(pbd)
}
}
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