1// Go support for Protocol Buffers - Google's data interchange format 2// 3// Copyright 2014 The Go Authors. All rights reserved. 4// https://github.com/golang/protobuf 5// 6// Redistribution and use in source and binary forms, with or without 7// modification, are permitted provided that the following conditions are 8// met: 9// 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 15// distribution. 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. 19// 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. 31 32package proto 33 34import ( 35 "bytes" 36 "testing" 37) 38 39func TestUnmarshalMessageSetWithDuplicate(t *testing.T) { 40 // Check that a repeated message set entry will be concatenated. 41 in := &messageSet{ 42 Item: []*_MessageSet_Item{ 43 {TypeId: Int32(12345), Message: []byte("hoo")}, 44 {TypeId: Int32(12345), Message: []byte("hah")}, 45 }, 46 } 47 b, err := Marshal(in) 48 if err != nil { 49 t.Fatalf("Marshal: %v", err) 50 } 51 t.Logf("Marshaled bytes: %q", b) 52 53 var extensions XXX_InternalExtensions 54 if err := UnmarshalMessageSet(b, &extensions); err != nil { 55 t.Fatalf("UnmarshalMessageSet: %v", err) 56 } 57 ext, ok := extensions.p.extensionMap[12345] 58 if !ok { 59 t.Fatalf("Didn't retrieve extension 12345; map is %v", extensions.p.extensionMap) 60 } 61 // Skip wire type/field number and length varints. 62 got := skipVarint(skipVarint(ext.enc)) 63 if want := []byte("hoohah"); !bytes.Equal(got, want) { 64 t.Errorf("Combined extension is %q, want %q", got, want) 65 } 66} 67