syncthing/vendor/github.com/gogo/protobuf/test/required/requiredexamplepb_test.go
Jakob Borg 93a04158fd vendor: Update github.com/gogo/protobuf, keeping all files
gvt fetch -a, because we need the protobuf files etc for regeneration
2017-06-14 05:24:09 +02:00

182 lines
6.3 KiB
Go

// Protocol Buffers for Go with Gadgets
//
// Copyright (c) 2013, 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 required
import (
"github.com/gogo/protobuf/proto"
"github.com/gogo/protobuf/test"
"math/rand"
"reflect"
"strconv"
"testing"
"time"
)
func TestMarshalToErrorsWhenRequiredFieldIsNotPresent(t *testing.T) {
data := RequiredExample{}
buf, err := proto.Marshal(&data)
if err == nil {
t.Fatalf("err == nil; was %v instead", err)
}
if err.Error() != `proto: required field "theRequiredString" not set` {
t.Fatalf(`err.Error() != "proto: required field "theRequiredString" not set"; was "%s" instead`, err.Error())
}
if len(buf) != 0 {
t.Fatalf(`len(buf) != 0; was %d instead`, len(buf))
}
}
func TestMarshalToSucceedsWhenRequiredFieldIsPresent(t *testing.T) {
data := RequiredExample{
TheRequiredString: proto.String("present"),
}
buf, err := proto.Marshal(&data)
if err != nil {
t.Fatalf("err != nil; was %v instead", err)
}
if len(buf) == 0 {
t.Fatalf(`len(buf) == 0; expected nonzero`)
}
}
func TestUnmarshalErrorsWhenRequiredFieldIsNotPresent(t *testing.T) {
missingRequiredField := []byte{0x12, 0x8, 0x6f, 0x70, 0x74, 0x69, 0x6f, 0x6e, 0x61, 0x6c}
data := RequiredExample{}
err := proto.Unmarshal(missingRequiredField, &data)
if err == nil {
t.Fatalf("err == nil; was %v instead", err)
}
if err.Error() != `proto: required field "theRequiredString" not set` {
t.Fatalf(`err.Error() != "proto: required field "theRequiredString" not set"; was "%s" instead`, err.Error())
}
}
func TestUnmarshalSucceedsWhenRequiredIsNotPresent(t *testing.T) {
dataOut := RequiredExample{
TheRequiredString: proto.String("present"),
}
encodedMessage, err := proto.Marshal(&dataOut)
if err != nil {
t.Fatalf("Unexpected error when marshalling dataOut: %v", err)
}
dataIn := RequiredExample{}
err = proto.Unmarshal(encodedMessage, &dataIn)
if err != nil {
t.Fatalf("err != nil; was %v instead", err)
}
}
func TestUnmarshalPopulatedOptionalFieldsAsRequiredSucceeds(t *testing.T) {
r := rand.New(rand.NewSource(time.Now().UnixNano()))
dataOut := test.NewPopulatedNidOptNative(r, true)
encodedMessage, err := proto.Marshal(dataOut)
if err != nil {
t.Fatalf("Unexpected error when marshalling dataOut: %v", err)
}
dataIn := NidOptNative{}
err = proto.Unmarshal(encodedMessage, &dataIn)
if err != nil {
t.Fatalf("err != nil; was %v instead", err)
}
}
func TestUnmarshalPartiallyPopulatedOptionalFieldsFails(t *testing.T) {
// Fill in all fields, then randomly remove one.
dataOut := &test.NinOptNative{
Field1: proto.Float64(0),
Field2: proto.Float32(0),
Field3: proto.Int32(0),
Field4: proto.Int64(0),
Field5: proto.Uint32(0),
Field6: proto.Uint64(0),
Field7: proto.Int32(0),
Field8: proto.Int64(0),
Field9: proto.Uint32(0),
Field10: proto.Int32(0),
Field11: proto.Uint64(0),
Field12: proto.Int64(0),
Field13: proto.Bool(false),
Field14: proto.String("0"),
Field15: []byte("0"),
}
r := rand.New(rand.NewSource(time.Now().UnixNano()))
fieldName := "Field" + strconv.Itoa(r.Intn(15)+1)
field := reflect.ValueOf(dataOut).Elem().FieldByName(fieldName)
fieldType := field.Type()
field.Set(reflect.Zero(fieldType))
encodedMessage, err := proto.Marshal(dataOut)
if err != nil {
t.Fatalf("Unexpected error when marshalling dataOut: %v", err)
}
dataIn := NidOptNative{}
err = proto.Unmarshal(encodedMessage, &dataIn)
if err.Error() != `proto: required field "`+fieldName+`" not set` {
t.Fatalf(`err.Error() != "proto: required field "`+fieldName+`" not set"; was "%s" instead`, err.Error())
}
}
func TestMarshalFailsWithoutAllFieldsSet(t *testing.T) {
r := rand.New(rand.NewSource(time.Now().UnixNano()))
dataOut := NewPopulatedNinOptNative(r, true)
fieldName := "Field" + strconv.Itoa(r.Intn(15)+1)
field := reflect.ValueOf(dataOut).Elem().FieldByName(fieldName)
fieldType := field.Type()
field.Set(reflect.Zero(fieldType))
encodedMessage, err := proto.Marshal(dataOut)
if err.Error() != `proto: required field "`+fieldName+`" not set` {
t.Fatalf(`err.Error() != "proto: required field "`+fieldName+`" not set"; was "%s" instead`, err.Error())
}
if len(encodedMessage) > 0 {
t.Fatalf("Got some bytes from marshal, expected none.")
}
}
func TestMissingFieldsOnRepeatedNestedTypes(t *testing.T) {
r := rand.New(rand.NewSource(time.Now().UnixNano()))
dataOut := &NestedNinOptNative{
NestedNinOpts: []*NinOptNative{
NewPopulatedNinOptNative(r, true),
NewPopulatedNinOptNative(r, true),
NewPopulatedNinOptNative(r, true),
},
}
middle := dataOut.GetNestedNinOpts()[1]
fieldName := "Field" + strconv.Itoa(r.Intn(15)+1)
field := reflect.ValueOf(middle).Elem().FieldByName(fieldName)
fieldType := field.Type()
field.Set(reflect.Zero(fieldType))
encodedMessage, err := proto.Marshal(dataOut)
if err.Error() != `proto: required field "`+fieldName+`" not set` {
t.Fatalf(`err.Error() != "proto: required field "`+fieldName+`" not set"; was "%s" instead`, err.Error())
}
if len(encodedMessage) > 0 {
t.Fatalf("Got some bytes from marshal, expected none.")
}
}