558 lines
13 KiB
Go
558 lines
13 KiB
Go
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// Go support for Protocol Buffers - Google's data interchange format
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//
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// Copyright 2010 The Go Authors. All rights reserved.
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// https://github.com/golang/protobuf
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived from
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// this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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package proto_test
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import (
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"math"
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"reflect"
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"testing"
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. "github.com/golang/protobuf/proto"
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proto3pb "github.com/golang/protobuf/proto/proto3_proto"
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. "github.com/golang/protobuf/proto/testdata"
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)
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type UnmarshalTextTest struct {
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in string
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err string // if "", no error expected
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out *MyMessage
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}
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func buildExtStructTest(text string) UnmarshalTextTest {
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msg := &MyMessage{
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Count: Int32(42),
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}
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SetExtension(msg, E_Ext_More, &Ext{
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Data: String("Hello, world!"),
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})
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return UnmarshalTextTest{in: text, out: msg}
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}
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func buildExtDataTest(text string) UnmarshalTextTest {
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msg := &MyMessage{
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Count: Int32(42),
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}
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SetExtension(msg, E_Ext_Text, String("Hello, world!"))
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SetExtension(msg, E_Ext_Number, Int32(1729))
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return UnmarshalTextTest{in: text, out: msg}
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}
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func buildExtRepStringTest(text string) UnmarshalTextTest {
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msg := &MyMessage{
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Count: Int32(42),
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}
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if err := SetExtension(msg, E_Greeting, []string{"bula", "hola"}); err != nil {
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panic(err)
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}
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return UnmarshalTextTest{in: text, out: msg}
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}
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var unMarshalTextTests = []UnmarshalTextTest{
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// Basic
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{
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in: " count:42\n name:\"Dave\" ",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("Dave"),
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},
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},
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// Empty quoted string
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{
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in: `count:42 name:""`,
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out: &MyMessage{
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Count: Int32(42),
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Name: String(""),
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},
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},
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// Quoted string concatenation with double quotes
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{
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in: `count:42 name: "My name is "` + "\n" + `"elsewhere"`,
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out: &MyMessage{
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Count: Int32(42),
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Name: String("My name is elsewhere"),
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},
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},
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// Quoted string concatenation with single quotes
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{
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in: "count:42 name: 'My name is '\n'elsewhere'",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("My name is elsewhere"),
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},
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},
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// Quoted string concatenations with mixed quotes
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{
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in: "count:42 name: 'My name is '\n\"elsewhere\"",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("My name is elsewhere"),
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},
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},
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{
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in: "count:42 name: \"My name is \"\n'elsewhere'",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("My name is elsewhere"),
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},
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},
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// Quoted string with escaped apostrophe
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{
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in: `count:42 name: "HOLIDAY - New Year\'s Day"`,
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out: &MyMessage{
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Count: Int32(42),
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Name: String("HOLIDAY - New Year's Day"),
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},
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},
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// Quoted string with single quote
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{
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in: `count:42 name: 'Roger "The Ramster" Ramjet'`,
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out: &MyMessage{
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Count: Int32(42),
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Name: String(`Roger "The Ramster" Ramjet`),
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},
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},
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// Quoted string with all the accepted special characters from the C++ test
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{
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in: `count:42 name: ` + "\"\\\"A string with \\' characters \\n and \\r newlines and \\t tabs and \\001 slashes \\\\ and multiple spaces\"",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("\"A string with ' characters \n and \r newlines and \t tabs and \001 slashes \\ and multiple spaces"),
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},
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},
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// Quoted string with quoted backslash
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{
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in: `count:42 name: "\\'xyz"`,
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out: &MyMessage{
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Count: Int32(42),
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Name: String(`\'xyz`),
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},
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},
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// Quoted string with UTF-8 bytes.
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{
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in: "count:42 name: '\303\277\302\201\xAB'",
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out: &MyMessage{
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Count: Int32(42),
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Name: String("\303\277\302\201\xAB"),
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},
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},
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// Bad quoted string
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{
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in: `inner: < host: "\0" >` + "\n",
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err: `line 1.15: invalid quoted string "\0": \0 requires 2 following digits`,
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},
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// Number too large for int64
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{
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in: "count: 1 others { key: 123456789012345678901 }",
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err: "line 1.23: invalid int64: 123456789012345678901",
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},
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// Number too large for int32
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{
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in: "count: 1234567890123",
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err: "line 1.7: invalid int32: 1234567890123",
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},
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// Number in hexadecimal
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{
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in: "count: 0x2beef",
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out: &MyMessage{
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Count: Int32(0x2beef),
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},
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},
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// Number in octal
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{
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in: "count: 024601",
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out: &MyMessage{
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Count: Int32(024601),
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},
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},
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// Floating point number with "f" suffix
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{
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in: "count: 4 others:< weight: 17.0f >",
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out: &MyMessage{
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Count: Int32(4),
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Others: []*OtherMessage{
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{
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Weight: Float32(17),
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},
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},
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},
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},
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// Floating point positive infinity
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{
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in: "count: 4 bigfloat: inf",
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out: &MyMessage{
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Count: Int32(4),
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Bigfloat: Float64(math.Inf(1)),
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},
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},
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// Floating point negative infinity
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{
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in: "count: 4 bigfloat: -inf",
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out: &MyMessage{
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Count: Int32(4),
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Bigfloat: Float64(math.Inf(-1)),
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},
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},
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// Number too large for float32
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{
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in: "others:< weight: 12345678901234567890123456789012345678901234567890 >",
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err: "line 1.17: invalid float32: 12345678901234567890123456789012345678901234567890",
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},
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// Number posing as a quoted string
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{
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in: `inner: < host: 12 >` + "\n",
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err: `line 1.15: invalid string: 12`,
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},
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// Quoted string posing as int32
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{
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in: `count: "12"`,
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err: `line 1.7: invalid int32: "12"`,
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},
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// Quoted string posing a float32
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{
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in: `others:< weight: "17.4" >`,
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err: `line 1.17: invalid float32: "17.4"`,
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},
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// Enum
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{
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in: `count:42 bikeshed: BLUE`,
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out: &MyMessage{
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Count: Int32(42),
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Bikeshed: MyMessage_BLUE.Enum(),
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},
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},
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// Repeated field
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{
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in: `count:42 pet: "horsey" pet:"bunny"`,
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out: &MyMessage{
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Count: Int32(42),
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Pet: []string{"horsey", "bunny"},
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},
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},
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// Repeated field with list notation
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{
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in: `count:42 pet: ["horsey", "bunny"]`,
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out: &MyMessage{
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Count: Int32(42),
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Pet: []string{"horsey", "bunny"},
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},
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},
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// Repeated message with/without colon and <>/{}
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{
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in: `count:42 others:{} others{} others:<> others:{}`,
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out: &MyMessage{
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Count: Int32(42),
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Others: []*OtherMessage{
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{},
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{},
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{},
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{},
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},
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},
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},
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// Missing colon for inner message
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{
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in: `count:42 inner < host: "cauchy.syd" >`,
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out: &MyMessage{
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Count: Int32(42),
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Inner: &InnerMessage{
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Host: String("cauchy.syd"),
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},
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},
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},
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// Missing colon for string field
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{
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in: `name "Dave"`,
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err: `line 1.5: expected ':', found "\"Dave\""`,
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},
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// Missing colon for int32 field
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{
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in: `count 42`,
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err: `line 1.6: expected ':', found "42"`,
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},
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// Missing required field
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{
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in: `name: "Pawel"`,
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err: `proto: required field "testdata.MyMessage.count" not set`,
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out: &MyMessage{
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Name: String("Pawel"),
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},
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},
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// Repeated non-repeated field
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{
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in: `name: "Rob" name: "Russ"`,
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err: `line 1.12: non-repeated field "name" was repeated`,
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},
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// Group
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{
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in: `count: 17 SomeGroup { group_field: 12 }`,
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out: &MyMessage{
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Count: Int32(17),
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Somegroup: &MyMessage_SomeGroup{
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GroupField: Int32(12),
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},
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},
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},
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// Semicolon between fields
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{
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in: `count:3;name:"Calvin"`,
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out: &MyMessage{
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Count: Int32(3),
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Name: String("Calvin"),
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},
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},
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// Comma between fields
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{
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in: `count:4,name:"Ezekiel"`,
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out: &MyMessage{
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Count: Int32(4),
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Name: String("Ezekiel"),
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},
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},
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// Extension
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||
|
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buildExtStructTest(`count: 42 [testdata.Ext.more]:<data:"Hello, world!" >`),
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buildExtStructTest(`count: 42 [testdata.Ext.more] {data:"Hello, world!"}`),
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buildExtDataTest(`count: 42 [testdata.Ext.text]:"Hello, world!" [testdata.Ext.number]:1729`),
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buildExtRepStringTest(`count: 42 [testdata.greeting]:"bula" [testdata.greeting]:"hola"`),
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// Big all-in-one
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{
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in: "count:42 # Meaning\n" +
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`name:"Dave" ` +
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`quote:"\"I didn't want to go.\"" ` +
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`pet:"bunny" ` +
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`pet:"kitty" ` +
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`pet:"horsey" ` +
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`inner:<` +
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` host:"footrest.syd" ` +
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` port:7001 ` +
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` connected:true ` +
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`> ` +
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`others:<` +
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` key:3735928559 ` +
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` value:"\x01A\a\f" ` +
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`> ` +
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`others:<` +
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" weight:58.9 # Atomic weight of Co\n" +
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` inner:<` +
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` host:"lesha.mtv" ` +
|
||
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` port:8002 ` +
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||
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` >` +
|
||
|
|
`>`,
|
||
|
|
out: &MyMessage{
|
||
|
|
Count: Int32(42),
|
||
|
|
Name: String("Dave"),
|
||
|
|
Quote: String(`"I didn't want to go."`),
|
||
|
|
Pet: []string{"bunny", "kitty", "horsey"},
|
||
|
|
Inner: &InnerMessage{
|
||
|
|
Host: String("footrest.syd"),
|
||
|
|
Port: Int32(7001),
|
||
|
|
Connected: Bool(true),
|
||
|
|
},
|
||
|
|
Others: []*OtherMessage{
|
||
|
|
{
|
||
|
|
Key: Int64(3735928559),
|
||
|
|
Value: []byte{0x1, 'A', '\a', '\f'},
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Weight: Float32(58.9),
|
||
|
|
Inner: &InnerMessage{
|
||
|
|
Host: String("lesha.mtv"),
|
||
|
|
Port: Int32(8002),
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
},
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestUnmarshalText(t *testing.T) {
|
||
|
|
for i, test := range unMarshalTextTests {
|
||
|
|
pb := new(MyMessage)
|
||
|
|
err := UnmarshalText(test.in, pb)
|
||
|
|
if test.err == "" {
|
||
|
|
// We don't expect failure.
|
||
|
|
if err != nil {
|
||
|
|
t.Errorf("Test %d: Unexpected error: %v", i, err)
|
||
|
|
} else if !reflect.DeepEqual(pb, test.out) {
|
||
|
|
t.Errorf("Test %d: Incorrect populated \nHave: %v\nWant: %v",
|
||
|
|
i, pb, test.out)
|
||
|
|
}
|
||
|
|
} else {
|
||
|
|
// We do expect failure.
|
||
|
|
if err == nil {
|
||
|
|
t.Errorf("Test %d: Didn't get expected error: %v", i, test.err)
|
||
|
|
} else if err.Error() != test.err {
|
||
|
|
t.Errorf("Test %d: Incorrect error.\nHave: %v\nWant: %v",
|
||
|
|
i, err.Error(), test.err)
|
||
|
|
} else if _, ok := err.(*RequiredNotSetError); ok && test.out != nil && !reflect.DeepEqual(pb, test.out) {
|
||
|
|
t.Errorf("Test %d: Incorrect populated \nHave: %v\nWant: %v",
|
||
|
|
i, pb, test.out)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestUnmarshalTextCustomMessage(t *testing.T) {
|
||
|
|
msg := &textMessage{}
|
||
|
|
if err := UnmarshalText("custom", msg); err != nil {
|
||
|
|
t.Errorf("Unexpected error from custom unmarshal: %v", err)
|
||
|
|
}
|
||
|
|
if UnmarshalText("not custom", msg) == nil {
|
||
|
|
t.Errorf("Didn't get expected error from custom unmarshal")
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
// Regression test; this caused a panic.
|
||
|
|
func TestRepeatedEnum(t *testing.T) {
|
||
|
|
pb := new(RepeatedEnum)
|
||
|
|
if err := UnmarshalText("color: RED", pb); err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
exp := &RepeatedEnum{
|
||
|
|
Color: []RepeatedEnum_Color{RepeatedEnum_RED},
|
||
|
|
}
|
||
|
|
if !Equal(pb, exp) {
|
||
|
|
t.Errorf("Incorrect populated \nHave: %v\nWant: %v", pb, exp)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestProto3TextParsing(t *testing.T) {
|
||
|
|
m := new(proto3pb.Message)
|
||
|
|
const in = `name: "Wallace" true_scotsman: true`
|
||
|
|
want := &proto3pb.Message{
|
||
|
|
Name: "Wallace",
|
||
|
|
TrueScotsman: true,
|
||
|
|
}
|
||
|
|
if err := UnmarshalText(in, m); err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
if !Equal(m, want) {
|
||
|
|
t.Errorf("\n got %v\nwant %v", m, want)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestMapParsing(t *testing.T) {
|
||
|
|
m := new(MessageWithMap)
|
||
|
|
const in = `name_mapping:<key:1234 value:"Feist"> name_mapping:<key:1 value:"Beatles">` +
|
||
|
|
`msg_mapping:<key:-4, value:<f: 2.0>,>` + // separating commas are okay
|
||
|
|
`msg_mapping<key:-2 value<f: 4.0>>` + // no colon after "value"
|
||
|
|
`byte_mapping:<key:true value:"so be it">`
|
||
|
|
want := &MessageWithMap{
|
||
|
|
NameMapping: map[int32]string{
|
||
|
|
1: "Beatles",
|
||
|
|
1234: "Feist",
|
||
|
|
},
|
||
|
|
MsgMapping: map[int64]*FloatingPoint{
|
||
|
|
-4: {F: Float64(2.0)},
|
||
|
|
-2: {F: Float64(4.0)},
|
||
|
|
},
|
||
|
|
ByteMapping: map[bool][]byte{
|
||
|
|
true: []byte("so be it"),
|
||
|
|
},
|
||
|
|
}
|
||
|
|
if err := UnmarshalText(in, m); err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
if !Equal(m, want) {
|
||
|
|
t.Errorf("\n got %v\nwant %v", m, want)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func TestOneofParsing(t *testing.T) {
|
||
|
|
const in = `name:"Shrek"`
|
||
|
|
m := new(Communique)
|
||
|
|
want := &Communique{Union: &Communique_Name{"Shrek"}}
|
||
|
|
if err := UnmarshalText(in, m); err != nil {
|
||
|
|
t.Fatal(err)
|
||
|
|
}
|
||
|
|
if !Equal(m, want) {
|
||
|
|
t.Errorf("\n got %v\nwant %v", m, want)
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
var benchInput string
|
||
|
|
|
||
|
|
func init() {
|
||
|
|
benchInput = "count: 4\n"
|
||
|
|
for i := 0; i < 1000; i++ {
|
||
|
|
benchInput += "pet: \"fido\"\n"
|
||
|
|
}
|
||
|
|
|
||
|
|
// Check it is valid input.
|
||
|
|
pb := new(MyMessage)
|
||
|
|
err := UnmarshalText(benchInput, pb)
|
||
|
|
if err != nil {
|
||
|
|
panic("Bad benchmark input: " + err.Error())
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
func BenchmarkUnmarshalText(b *testing.B) {
|
||
|
|
pb := new(MyMessage)
|
||
|
|
for i := 0; i < b.N; i++ {
|
||
|
|
UnmarshalText(benchInput, pb)
|
||
|
|
}
|
||
|
|
b.SetBytes(int64(len(benchInput)))
|
||
|
|
}
|