proto: wire decoding support
Add proto.Unmarshal.
Test cases all produce identical results to the v1 unmarshaller.
Change-Id: I42259266018a14e88a650c5d83a043cb17a3a15d
Reviewed-on: https://go-review.googlesource.com/c/153918
Reviewed-by: Joe Tsai <thebrokentoaster@gmail.com>
diff --git a/internal/testprotos/test/test.proto b/internal/testprotos/test/test.proto
new file mode 100644
index 0000000..fcb4174
--- /dev/null
+++ b/internal/testprotos/test/test.proto
@@ -0,0 +1,147 @@
+// Copyright 2018 The Go Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style
+// license that can be found in the LICENSE file.
+
+syntax = "proto2";
+
+package goproto.proto.test;
+
+option go_package = "github.com/golang/protobuf/v2/proto/testpb";
+
+message TestAllTypes {
+ message NestedMessage {
+ optional int32 a = 1;
+ optional TestAllTypes corecursive = 2;
+ }
+
+ enum NestedEnum {
+ FOO = 0;
+ BAR = 1;
+ BAZ = 2;
+ NEG = -1; // Intentionally negative.
+ }
+
+ optional int32 optional_int32 = 1;
+ optional int64 optional_int64 = 2;
+ optional uint32 optional_uint32 = 3;
+ optional uint64 optional_uint64 = 4;
+ optional sint32 optional_sint32 = 5;
+ optional sint64 optional_sint64 = 6;
+ optional fixed32 optional_fixed32 = 7;
+ optional fixed64 optional_fixed64 = 8;
+ optional sfixed32 optional_sfixed32 = 9;
+ optional sfixed64 optional_sfixed64 = 10;
+ optional float optional_float = 11;
+ optional double optional_double = 12;
+ optional bool optional_bool = 13;
+ optional string optional_string = 14;
+ optional bytes optional_bytes = 15;
+ optional group OptionalGroup = 16 {
+ optional int32 a = 17;
+ }
+ optional NestedMessage optional_nested_message = 18;
+ optional NestedEnum optional_nested_enum = 21;
+
+ repeated int32 repeated_int32 = 31;
+ repeated int64 repeated_int64 = 32;
+ repeated uint32 repeated_uint32 = 33;
+ repeated uint64 repeated_uint64 = 34;
+ repeated sint32 repeated_sint32 = 35;
+ repeated sint64 repeated_sint64 = 36;
+ repeated fixed32 repeated_fixed32 = 37;
+ repeated fixed64 repeated_fixed64 = 38;
+ repeated sfixed32 repeated_sfixed32 = 39;
+ repeated sfixed64 repeated_sfixed64 = 40;
+ repeated float repeated_float = 41;
+ repeated double repeated_double = 42;
+ repeated bool repeated_bool = 43;
+ repeated string repeated_string = 44;
+ repeated bytes repeated_bytes = 45;
+ repeated group RepeatedGroup = 46 {
+ optional int32 a = 47;
+ }
+ repeated NestedMessage repeated_nested_message = 48;
+ repeated NestedEnum repeated_nested_enum = 51;
+
+ map < int32, int32> map_int32_int32 = 56;
+ map < int64, int64> map_int64_int64 = 57;
+ map < uint32, uint32> map_uint32_uint32 = 58;
+ map < uint64, uint64> map_uint64_uint64 = 59;
+ map < sint32, sint32> map_sint32_sint32 = 60;
+ map < sint64, sint64> map_sint64_sint64 = 61;
+ map < fixed32, fixed32> map_fixed32_fixed32 = 62;
+ map < fixed64, fixed64> map_fixed64_fixed64 = 63;
+ map <sfixed32, sfixed32> map_sfixed32_sfixed32 = 64;
+ map <sfixed64, sfixed64> map_sfixed64_sfixed64 = 65;
+ map < int32, float> map_int32_float = 66;
+ map < int32, double> map_int32_double = 67;
+ map < bool, bool> map_bool_bool = 68;
+ map < string, string> map_string_string = 69;
+ map < string, bytes> map_string_bytes = 70;
+ map < string, NestedMessage> map_string_nested_message = 71;
+ map < string, NestedEnum> map_string_nested_enum = 73;
+
+ oneof oneof_field {
+ uint32 oneof_uint32 = 111;
+ NestedMessage oneof_nested_message = 112;
+ string oneof_string = 113;
+ bytes oneof_bytes = 114;
+ bool oneof_bool = 115;
+ uint64 oneof_uint64 = 116;
+ float oneof_float = 117;
+ double oneof_double = 118;
+ NestedEnum oneof_enum = 119;
+ }
+}
+
+message TestAllExtensions {
+ extensions 1 to max;
+}
+
+extend TestAllExtensions {
+ optional int32 optional_int32_extension = 1;
+ optional int64 optional_int64_extension = 2;
+ optional uint32 optional_uint32_extension = 3;
+ optional uint64 optional_uint64_extension = 4;
+ optional sint32 optional_sint32_extension = 5;
+ optional sint64 optional_sint64_extension = 6;
+ optional fixed32 optional_fixed32_extension = 7;
+ optional fixed64 optional_fixed64_extension = 8;
+ optional sfixed32 optional_sfixed32_extension = 9;
+ optional sfixed64 optional_sfixed64_extension = 10;
+ optional float optional_float_extension = 11;
+ optional double optional_double_extension = 12;
+ optional bool optional_bool_extension = 13;
+ optional string optional_string_extension = 14;
+ optional bytes optional_bytes_extension = 15;
+
+ optional group OptionalGroup_extension = 16 {
+ optional int32 a = 17;
+ }
+
+ optional TestAllTypes.NestedMessage optional_nested_message_extension = 18;
+ optional TestAllTypes.NestedEnum optional_nested_enum_extension = 21;
+
+ repeated int32 repeated_int32_extension = 31;
+ repeated int64 repeated_int64_extension = 32;
+ repeated uint32 repeated_uint32_extension = 33;
+ repeated uint64 repeated_uint64_extension = 34;
+ repeated sint32 repeated_sint32_extension = 35;
+ repeated sint64 repeated_sint64_extension = 36;
+ repeated fixed32 repeated_fixed32_extension = 37;
+ repeated fixed64 repeated_fixed64_extension = 38;
+ repeated sfixed32 repeated_sfixed32_extension = 39;
+ repeated sfixed64 repeated_sfixed64_extension = 40;
+ repeated float repeated_float_extension = 41;
+ repeated double repeated_double_extension = 42;
+ repeated bool repeated_bool_extension = 43;
+ repeated string repeated_string_extension = 44;
+ repeated bytes repeated_bytes_extension = 45;
+
+ repeated group RepeatedGroup_extension = 46 {
+ optional int32 a = 47;
+ }
+
+ repeated TestAllTypes.NestedMessage repeated_nested_message_extension = 48;
+ repeated TestAllTypes.NestedEnum repeated_nested_enum_extension = 51;
+}