/proto/text_parser_test.go
Go | 340 lines | 268 code | 24 blank | 48 comment | 0 complexity | 9dee6051063dca55ad032342d4f84add MD5 | raw file
Possible License(s): BSD-3-Clause
- // Go support for Protocol Buffers - Google's data interchange format
- //
- // Copyright 2010 Google Inc. All rights reserved.
- // http://code.google.com/p/goprotobuf/
- //
- // 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.
- // * Neither the name of Google Inc. nor the names of its
- // contributors may be used to endorse or promote products derived from
- // this software without specific prior written permission.
- //
- // 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 proto_test
- import (
- "reflect"
- "testing"
- . "./testdata"
- . "code.google.com/p/goprotobuf/proto"
- )
- type UnmarshalTextTest struct {
- in string
- err string // if "", no error expected
- out *MyMessage
- }
- func buildExtStructTest(text string) UnmarshalTextTest {
- msg := &MyMessage{
- Count: Int32(42),
- }
- SetExtension(msg, E_Ext_More, &Ext{
- Data: String("Hello, world!"),
- })
- return UnmarshalTextTest{in: text, out: msg}
- }
- func buildExtDataTest(text string) UnmarshalTextTest {
- msg := &MyMessage{
- Count: Int32(42),
- }
- SetExtension(msg, E_Ext_Text, String("Hello, world!"))
- SetExtension(msg, E_Ext_Number, Int32(1729))
- return UnmarshalTextTest{in: text, out: msg}
- }
- var unMarshalTextTests = []UnmarshalTextTest{
- // Basic
- {
- in: " count:42\n name:\"Dave\" ",
- out: &MyMessage{
- Count: Int32(42),
- Name: String("Dave"),
- },
- },
- // Empty quoted string
- {
- in: `count:42 name:""`,
- out: &MyMessage{
- Count: Int32(42),
- Name: String(""),
- },
- },
- // Quoted string concatenation
- {
- in: `count:42 name: "My name is "` + "\n" + `"elsewhere"`,
- out: &MyMessage{
- Count: Int32(42),
- Name: String("My name is elsewhere"),
- },
- },
- // Quoted string with escaped apostrophe
- {
- in: `count:42 name: "HOLIDAY - New Year\'s Day"`,
- out: &MyMessage{
- Count: Int32(42),
- Name: String("HOLIDAY - New Year's Day"),
- },
- },
- // Bad quoted string
- {
- in: `inner: < host: "\0" >` + "\n",
- err: `line 1.15: invalid quoted string "\0"`,
- },
- // Number too large for int64
- {
- in: "count: 123456789012345678901",
- err: "line 1.7: invalid int32: 123456789012345678901",
- },
- // Number too large for int32
- {
- in: "count: 1234567890123",
- err: "line 1.7: invalid int32: 1234567890123",
- },
- // Number too large for float32
- {
- in: "others:< weight: 12345678901234567890123456789012345678901234567890 >",
- err: "line 1.17: invalid float32: 12345678901234567890123456789012345678901234567890",
- },
- // Number posing as a quoted string
- {
- in: `inner: < host: 12 >` + "\n",
- err: `line 1.15: invalid string: 12`,
- },
- // Quoted string posing as int32
- {
- in: `count: "12"`,
- err: `line 1.7: invalid int32: "12"`,
- },
- // Quoted string posing a float32
- {
- in: `others:< weight: "17.4" >`,
- err: `line 1.17: invalid float32: "17.4"`,
- },
- // Enum
- {
- in: `count:42 bikeshed: BLUE`,
- out: &MyMessage{
- Count: Int32(42),
- Bikeshed: NewMyMessage_Color(MyMessage_BLUE),
- },
- },
- // Repeated field
- {
- in: `count:42 pet: "horsey" pet:"bunny"`,
- out: &MyMessage{
- Count: Int32(42),
- Pet: []string{"horsey", "bunny"},
- },
- },
- // Repeated message with/without colon and <>/{}
- {
- in: `count:42 others:{} others{} others:<> others:{}`,
- out: &MyMessage{
- Count: Int32(42),
- Others: []*OtherMessage{
- &OtherMessage{},
- &OtherMessage{},
- &OtherMessage{},
- &OtherMessage{},
- },
- },
- },
- // Missing colon for inner message
- {
- in: `count:42 inner < host: "cauchy.syd" >`,
- out: &MyMessage{
- Count: Int32(42),
- Inner: &InnerMessage{
- Host: String("cauchy.syd"),
- },
- },
- },
- // Missing colon for string field
- {
- in: `name "Dave"`,
- err: `line 1.5: expected ':', found "\"Dave\""`,
- },
- // Missing colon for int32 field
- {
- in: `count 42`,
- err: `line 1.6: expected ':', found "42"`,
- },
- // Missing required field
- {
- in: ``,
- err: `line 1.0: message testdata.MyMessage missing required field "count"`,
- },
- // Repeated non-repeated field
- {
- in: `name: "Rob" name: "Russ"`,
- err: `line 1.12: non-repeated field "name" was repeated`,
- },
- // Group
- {
- in: `count: 17 SomeGroup { group_field: 12 }`,
- out: &MyMessage{
- Count: Int32(17),
- Somegroup: &MyMessage_SomeGroup{
- GroupField: Int32(12),
- },
- },
- },
- // Extension
- buildExtStructTest(`count: 42 [testdata.Ext.more]:<data:"Hello, world!" >`),
- buildExtStructTest(`count: 42 [testdata.Ext.more] {data:"Hello, world!"}`),
- buildExtDataTest(`count: 42 [testdata.Ext.text]:"Hello, world!" [testdata.Ext.number]:1729`),
- // Big all-in-one
- {
- in: "count:42 # Meaning\n" +
- `name:"Dave" ` +
- `quote:"\"I didn't want to go.\"" ` +
- `pet:"bunny" ` +
- `pet:"kitty" ` +
- `pet:"horsey" ` +
- `inner:<` +
- ` host:"footrest.syd" ` +
- ` port:7001 ` +
- ` connected:true ` +
- `> ` +
- `others:<` +
- ` key:3735928559 ` +
- ` value:"\x01A\a\f" ` +
- `> ` +
- `others:<` +
- " weight:58.9 # Atomic weight of Co\n" +
- ` inner:<` +
- ` host:"lesha.mtv" ` +
- ` port:8002 ` +
- ` >` +
- `>`,
- 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{
- &OtherMessage{
- Key: Int64(3735928559),
- Value: []byte{0x1, 'A', '\a', '\f'},
- },
- &OtherMessage{
- 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)
- }
- }
- }
- }
- // 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 !reflect.DeepEqual(pb, exp) {
- t.Errorf("Incorrect populated \nHave: %v\nWant: %v", pb, exp)
- }
- }
- 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)))
- }