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// Protocol Buffers for Go with Gadgets
//
// Copyright (c) 2019, The GoGo Authors. All rights reserved.
// http://github.com/gogo/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.
//
// 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 issue620
import (
"bytes"
"testing"
"github.com/gogo/protobuf/proto"
)
func TestEncodeShort(t *testing.T) {
exp := []byte{8, 10, 6, 66, 97, 114, 49, 50, 51}
s := "Bar123"
b1 := &Bar{Field1: &s}
bufProto := proto.NewBuffer(nil)
b2 := &BarFast{Field1: &s}
bufProtoFast := proto.NewBuffer(nil)
encodeMessageCheck(t, b1, b2, bufProto, bufProtoFast, exp)
}
func TestEncodeLong(t *testing.T) {
exp := []byte{8, 10, 6, 66, 97, 114, 49, 50, 51}
s := "Bar123"
b1 := &Bar{Field1: &s}
bufProto := proto.NewBuffer(make([]byte, 0, 480))
b2 := &BarFast{Field1: &s}
bufProtoFast := proto.NewBuffer(make([]byte, 0, 480))
encodeMessageCheck(t, b1, b2, bufProto, bufProtoFast, exp)
}
func TestEncodeDecode(t *testing.T) {
s := "Bar123"
bar := &BarFast{Field1: &s}
bufProtoFast := proto.NewBuffer(make([]byte, 0, 480))
err := bufProtoFast.EncodeMessage(bar)
errCheck(t, err)
dec := &BarFast{}
err = bufProtoFast.DecodeMessage(dec)
errCheck(t, err)
if !dec.Equal(bar) {
t.Errorf("Expect %+v got %+v after encode/decode", bar, dec)
}
}
func encodeMessageCheck(t *testing.T, b1, b2 proto.Message, bufProto, bufProtoFast *proto.Buffer, exp []byte) {
err := bufProto.EncodeMessage(b1)
errCheck(t, err)
err = bufProtoFast.EncodeMessage(b2)
errCheck(t, err)
checkEqual(t, exp, bufProto.Bytes())
checkEqual(t, exp, bufProtoFast.Bytes())
bufProto.Reset()
bufProtoFast.Reset()
expMore := make([]byte, 0, len(exp))
copy(expMore, exp)
for i := 0; i < 10; i++ {
err = bufProto.EncodeMessage(b1)
errCheck(t, err)
err = bufProtoFast.EncodeMessage(b2)
errCheck(t, err)
expMore = append(expMore, exp...)
checkEqual(t, expMore, bufProto.Bytes())
checkEqual(t, expMore, bufProtoFast.Bytes())
}
bufProto.Reset()
bufProtoFast.Reset()
err = bufProto.EncodeMessage(b1)
errCheck(t, err)
err = bufProtoFast.EncodeMessage(b2)
errCheck(t, err)
checkEqual(t, exp, bufProto.Bytes())
checkEqual(t, exp, bufProtoFast.Bytes())
}
func errCheck(t *testing.T, err error) {
t.Helper()
if err != nil {
t.Error(err.Error())
}
}
func checkEqual(t *testing.T, b1, b2 []byte) {
t.Helper()
if !bytes.Equal(b1, b2) {
t.Errorf("%v != %v\n", b1, b2)
}
}