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goipp_test.go
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goipp_test.go
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/* Go IPP - IPP core protocol implementation in pure Go
*
* Copyright (C) 2020 and up by Alexander Pevzner (pzz@apevzner.com)
* See LICENSE for license terms and conditions
*/
package goipp
import (
"bytes"
"errors"
"fmt"
"io"
"io/ioutil"
"reflect"
"strings"
"testing"
"time"
)
// errWriter implements io.Writer interface
//
// it accepts some first bytes and after that always returns an error
type errWriter struct{ skip int }
var _ = io.Writer(&errWriter{})
func (ewr *errWriter) Write(data []byte) (int, error) {
if len(data) <= ewr.skip {
ewr.skip -= len(data)
return len(data), nil
}
n := ewr.skip
ewr.skip = 0
return n, errors.New("I/O error")
}
// errValue implements Value interface and returns
// error from its encode() and decode() methods
type errValue struct{}
var _ = Value(errValue{})
func (errValue) String() string { return "" }
func (errValue) Type() Type { return TypeInteger }
func (errValue) encode() ([]byte, error) {
return nil, errors.New("encode error")
}
func (errValue) decode([]byte) (Value, error) {
return nil, errors.New("decode error")
}
// Check that err == nil
func assertNoError(t *testing.T, err error) {
if err != nil {
t.Errorf("%s", err)
}
}
// Check that err != nil
func assertWithError(t *testing.T, err error) {
if err == nil {
t.Errorf("Error expected")
}
}
// Check that err != nil and contains expected test
func assertErrorIs(t *testing.T, err error, s string) {
if err == nil {
if s != "" {
t.Errorf("Error expected")
}
return
}
if !strings.HasPrefix(err.Error(), s) {
t.Errorf("Error is %q, expected %q", err, s)
}
}
// Check that value type is as specified
func assertValueType(t *testing.T, val Value, typ Type) {
if val.Type() != typ {
t.Errorf("%s: type is %s, must be %s", reflect.TypeOf(val).Name(), val.Type(), typ)
}
}
func assertDataSize(t *testing.T, data []byte, size int) {
if len(data) != size {
t.Errorf("data size must be %d, present %d", size, len(data))
}
}
// Check that encode() works without error and returns expected size
func assertEncodeSize(t *testing.T, encode func() ([]byte, error), size int) {
data, err := encode()
assertNoError(t, err)
assertDataSize(t, data, size)
}
// Check that decode() works without error and returns expected value
func assertDecode(t *testing.T, data []byte, expected Value) {
val, err := expected.decode(data)
assertNoError(t, err)
if !ValueEqual(val, expected) {
t.Errorf("decode: expected %s, present %s", val, expected)
}
}
// Check that decode returns error
func assertDecodeErr(t *testing.T, data []byte, val Value) {
_, err := val.decode(data)
if err == nil {
t.Errorf("decode: expected error")
}
}
// parseTime parses time given in time.Layout format.
// this function panics if time cannot be parsed
func parseTime(s string) Time {
t, err := time.Parse(time.Layout, s)
if err != nil {
panic(fmt.Sprintf("parseTime(%q): %s", s, err))
}
return Time{t}
}
// Test String() methods for various types
func TestString(t *testing.T) {
// Here we test that T.String() doesn't crash for
// values out of range
for i := -1000; i <= 10000; i++ {
_ = Op(i).String()
_ = Status(i).String()
_ = Type(i).String()
_ = Tag(i).String()
_ = Units(i).String()
}
}
// Test Void Value
func TestVoidValue(t *testing.T) {
var v Void
assertValueType(t, v, TypeVoid)
assertEncodeSize(t, v.encode, 0)
assertDecode(t, []byte{}, Void{})
assertDecode(t, []byte{1, 2, 3, 4}, Void{})
}
// Test Integer Value
func TestIntegerValue(t *testing.T) {
var v Integer
assertValueType(t, v, TypeInteger)
assertEncodeSize(t, v.encode, 4)
assertDecode(t, []byte{1, 2, 3, 4}, Integer(0x01020304))
assertDecodeErr(t, []byte{1, 2, 3}, Integer(0))
}
// Test Boolean Value
func TestBooleanValue(t *testing.T) {
var v Boolean
assertValueType(t, v, TypeBoolean)
assertEncodeSize(t, v.encode, 1)
assertDecode(t, []byte{0}, Boolean(false))
assertDecode(t, []byte{1}, Boolean(true))
assertDecodeErr(t, []byte{1, 2, 3}, Integer(0))
}
// Test String Value
func TestStringValue(t *testing.T) {
var v String
assertValueType(t, v, TypeString)
assertEncodeSize(t, v.encode, 0)
v = "12345"
assertEncodeSize(t, v.encode, 5)
assertDecode(t, []byte{}, String(""))
assertDecode(t, []byte("hello"), String("hello"))
}
// Test Time Value
func TestDateTimeValue(t *testing.T) {
var v Time
assertValueType(t, v, TypeDateTime)
assertEncodeSize(t, v.encode, 11)
tm := time.Date(2020, 1, 13, 15, 35, 12, 300000000, time.UTC)
v = Time{tm}
data, _ := v.encode()
assertDecode(t, data, Time{tm})
assertDecodeErr(t, []byte{1, 2, 3}, Time{})
}
// Test Resolution value
func TestResolutionValue(t *testing.T) {
v := Resolution{100, 100, UnitsDpi}
assertValueType(t, v, TypeResolution)
assertEncodeSize(t, v.encode, 9)
data, _ := v.encode()
assertDecode(t, data, v)
assertDecodeErr(t, []byte{1, 2, 3}, Resolution{})
}
// Test Range value
func TestRangeValue(t *testing.T) {
v := Range{100, 200}
assertValueType(t, v, TypeRange)
assertEncodeSize(t, v.encode, 8)
data, _ := v.encode()
assertDecode(t, data, v)
assertDecodeErr(t, []byte{1, 2, 3}, Range{})
}
// Test TextWithLang value
func TestTextWithLang(t *testing.T) {
v := TextWithLang{"ru_RU", "строка на росском языке"}
data, err := v.encode()
if err != nil {
t.Errorf("(TestTextWithLang) encode(): %s", err)
}
v2, err := v.decode(data)
if err != nil {
t.Errorf("(TestTextWithLang) decode(): %s", err)
}
//if v != v2.(TextWithLang) {
if !ValueEqual(v, v2) {
t.Errorf("TestTextWithLang not the same after encode and decode")
}
}
// Test Binary value
func TestBinaryValue(t *testing.T) {
v := Binary([]byte("12345"))
assertValueType(t, v, TypeBinary)
assertEncodeSize(t, v.encode, 5)
data, _ := v.encode()
assertDecode(t, data, v)
}
// Test (Attributes) Equal()
func TestAttributesEqual(t *testing.T) {
attr1 := MakeAttribute("attr1", TagInteger, Integer(1))
attr2 := MakeAttribute("attr2", TagInteger, Integer(2))
attr3 := MakeAttribute("attr3", TagInteger, Integer(3))
var attrs1, attrs2 Attributes
attrs1.Add(attr1)
attrs1.Add(attr2)
attrs2.Add(attr1)
attrs2.Add(attr2)
if !attrs1.Equal(attrs2) {
t.Errorf("(Attributes) Equal(): failed for equal attributes")
}
attrs2.Add(attr3)
if attrs1.Equal(attrs2) {
t.Errorf("(Attributes) Equal(): failed attributes of different length")
}
attrs2 = attrs2[:2]
if !attrs1.Equal(attrs2) {
t.Errorf("(Attributes) Equal(): failed for equal attributes")
}
attrs2[1] = attr3
if attrs1.Equal(attrs2) {
t.Errorf("(Attributes) Equal(): failed attributes of different value")
}
}
// Test (Attributes) Similar()
func TestAttributesSimilar(t *testing.T) {
type testData struct {
attrs1, attrs2 Attributes
similar bool
}
// Test vectors
tests := []testData{
// attrs1 and attrs2 are fully equal
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagInteger, Integer(0)},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagInteger, Integer(0)},
},
},
},
similar: true,
},
// attrs1 and attrs2 are not equal
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagInteger, Integer(1)},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagInteger, Integer(2)},
},
},
},
similar: false,
},
// String vs Binary
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
{TagText, Binary("world")},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, Binary("hello")},
{TagText, String("world")},
},
},
},
similar: true,
},
// Same attrs in different order
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
Attribute{
Name: "a2",
Values: Values{
{TagText, String("world")},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a2",
Values: Values{
{TagText, String("world")},
},
},
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
},
similar: true,
},
// Different number of attributes
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
Attribute{
Name: "a2",
Values: Values{
{TagText, String("world")},
},
},
},
similar: false,
},
// Different number of values
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
Attribute{
Name: "a2",
Values: Values{
{TagText, String("world")},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{TagText, String("hello")},
},
},
Attribute{
Name: "a2",
Values: Values{
{TagText, String("world")},
{TagText, String("!")},
},
},
},
similar: false,
},
// Collection vs Collection
{
attrs1: Attributes{
Attribute{
Name: "a1",
Values: Values{
{
TagBeginCollection,
Collection{
MakeAttribute("m1", TagString, String("hello")),
MakeAttribute("m2", TagString, String("world")),
MakeAttribute("m3", TagString, String("!")),
},
},
},
},
},
attrs2: Attributes{
Attribute{
Name: "a1",
Values: Values{
{
TagBeginCollection,
Collection{
MakeAttribute("m2", TagString, String("world")),
MakeAttribute("m1", TagString, String("hello")),
MakeAttribute("m3", TagString, Binary("!")),
},
},
},
},
},
similar: true,
},
}
// Run the tests
for _, test := range tests {
similar := test.attrs1.Similar(test.attrs2)
if similar != test.similar {
t.Errorf("(Attributes) Similar(): answer expected: %v, received: %v",
test.similar, similar)
t.Errorf(" attrs1: %s", test.attrs1)
t.Errorf(" attrs2: %s", test.attrs2)
}
}
}
// Test (Message) Equal()
func TestMessageEqual(t *testing.T) {
var m1, m2 Message
// Test: Version, Code, RequestID mismatch makes messages non-equal
m1 = Message{Version: 0, Code: 1, RequestID: 2}
m2 = m1
m2.Version++
if m1.Equal(m2) {
t.Errorf("(Message) Equal(): ignores difference in Version")
}
m2 = m1
m2.Code++
if m1.Equal(m2) {
t.Errorf("(Message) Equal(): ignores difference in Code")
}
m2 = m1
m2.RequestID++
if m1.Equal(m2) {
t.Errorf("(Message) Equal(): ignores difference in RequestID")
}
}
// Test Version
func TestVersion(t *testing.T) {
v := MakeVersion(1, 2)
if v.Major() != 1 || v.Minor() != 2 {
t.Errorf("Version test failed")
}
if v.String() != "1.2" {
t.Errorf("(Version)String() test failed")
}
}
// testEncodeDecodeMessage creates a quite complex message
// for Encode/Decode test
func testEncodeDecodeMessage() *Message {
m := &Message{
Version: DefaultVersion,
Code: 0x1234,
RequestID: 0x87654321,
}
// Populate all groups
m.Operation.Add(MakeAttribute("grp_operation", TagInteger,
Integer(1)))
m.Job.Add(MakeAttribute("grp_job", TagInteger,
Integer(2)))
m.Printer.Add(MakeAttribute("grp_printer", TagInteger,
Integer(3)))
m.Unsupported.Add(MakeAttribute("grp_unsupported", TagInteger,
Integer(4)))
m.Subscription.Add(MakeAttribute("grp_subscription", TagInteger,
Integer(5)))
m.EventNotification.Add(MakeAttribute("grp_eventnotification", TagInteger,
Integer(6)))
m.Resource.Add(MakeAttribute("grp_resource", TagInteger,
Integer(7)))
m.Document.Add(MakeAttribute("grp_document", TagInteger,
Integer(8)))
m.System.Add(MakeAttribute("grp_system", TagInteger,
Integer(9)))
m.Future11.Add(MakeAttribute("grp_future11", TagInteger,
Integer(10)))
m.Future12.Add(MakeAttribute("grp_future12", TagInteger,
Integer(11)))
m.Future13.Add(MakeAttribute("grp_future13", TagInteger,
Integer(12)))
m.Future14.Add(MakeAttribute("grp_future14", TagInteger,
Integer(13)))
m.Future15.Add(MakeAttribute("grp_future15", TagInteger,
Integer(14)))
// Use all possible attribute types
m.Operation.Add(MakeAttribute("type_integer", TagInteger, Integer(123)))
m.Operation.Add(MakeAttribute("type_boolean_t", TagBoolean, Boolean(true)))
m.Operation.Add(MakeAttribute("type_boolean_f", TagBoolean, Boolean(false)))
m.Operation.Add(MakeAttribute("type_void", TagUnsupportedValue, Void{}))
m.Operation.Add(MakeAttribute("type_string_1", TagText, String("hello")))
m.Operation.Add(MakeAttribute("type_string_2", TagText, String("")))
m.Operation.Add(MakeAttribute("type_time_1", TagDateTime,
parseTime("01/02 03:04:05PM '06 -0700")))
m.Operation.Add(MakeAttribute("type_time_2", TagDateTime,
parseTime("01/02 03:04:05PM '06 +0700")))
m.Operation.Add(MakeAttribute("type_time_3", TagDateTime,
parseTime("01/02 03:04:05PM '06 -0730")))
m.Operation.Add(MakeAttribute("type_resolution_1", TagResolution,
Resolution{123, 456, UnitsDpi}))
m.Operation.Add(MakeAttribute("type_resolution_2", TagResolution,
Resolution{78, 90, UnitsDpcm}))
m.Operation.Add(MakeAttribute("type_range", TagRange,
Range{100, 1000}))
m.Operation.Add(MakeAttribute("type_textlang_1", TagTextLang,
TextWithLang{"hello", "en"}))
m.Operation.Add(MakeAttribute("type_textlang_1", TagTextLang,
TextWithLang{"привет", "ru"}))
return m
}
// Test Message Encode, then Decode
func TestEncodeDecode(t *testing.T) {
m1 := testEncodeDecodeMessage()
data, err := m1.EncodeBytes()
assertNoError(t, err)
m2 := &Message{}
err = m2.DecodeBytes(data)
assertNoError(t, err)
}
// Test encode errors
func TestEncodeErrors(t *testing.T) {
// Attribute without name
m := NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a := MakeAttribute("attr", TagInteger, Integer(123))
a.Name = ""
m.Operation.Add(a)
err := m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Attribute without name")
// Attribute without value
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagInteger, Integer(123))
a.Values = nil
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Attribute without value")
// Attribute name exceeds...
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagInteger, Integer(123))
a.Name = strings.Repeat("x", 32767)
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertNoError(t, err)
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagInteger, Integer(123))
a.Name = strings.Repeat("x", 32767+1)
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Attribute name exceeds 32767 bytes")
// Attribute value exceeds...
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagText, String(strings.Repeat("x", 32767)))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertNoError(t, err)
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagText, String(strings.Repeat("x", 32767+1)))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Attribute value exceeds 32767 bytes")
// Tag XXX cannot be used with value
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagJobGroup, Integer(123))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Tag job-attributes-tag cannot be used with value")
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagMemberName, Integer(123))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Tag memberAttrName cannot be used with value")
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagEndCollection, Integer(123))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Tag endCollection cannot be used with value")
// Collection member without name
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagBeginCollection, Collection{
MakeAttribute("", TagInteger, Integer(123)),
})
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Collection member without name")
// Tag XXX: YYY value required, ZZZ present
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagText, Integer(123))
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "Tag textWithoutLanguage: String value required, Integer present")
// I/O error
m = testEncodeDecodeMessage()
data, err := m.EncodeBytes()
assertNoError(t, err)
for skip := 0; skip < len(data); skip++ {
err = m.Encode(&errWriter{skip})
assertErrorIs(t, err, "I/O error")
}
// encode error
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagInteger, errValue{})
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "encode error")
m = NewRequest(DefaultVersion, OpGetPrinterAttributes, 0x12345678)
a = MakeAttribute("attr", TagBeginCollection, Collection{
MakeAttribute("attr", TagInteger, errValue{}),
})
m.Operation.Add(a)
err = m.Encode(ioutil.Discard)
assertErrorIs(t, err, "encode error")
}
// Test decode errors
func TestDecodeErrors(t *testing.T) {
var d []byte
var err error
var m = &Message{}
hdr := []byte{
0x01, 0x01, // IPP version
0x00, 0x02, // Print-Job operation
0x01, 0x02, 0x03, 0x04, // Request ID
}
body := []byte{}
// Message truncated
body = []byte{
uint8(TagJobGroup),
uint8(TagInteger),
0x00, 0x04, // Name length + name
'a', 't', 't', 'r',
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
}
d = append(hdr, body...)
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Message truncated at")
d, err = testEncodeDecodeMessage().EncodeBytes()
assertNoError(t, err)
for i := 0; i < len(d); i++ {
err = m.DecodeBytes(d[:i])
assertErrorIs(t, err, "Message truncated at")
}
d = goodMessage1
for i := 0; i < len(d); i++ {
err = m.DecodeBytes(d[:i])
assertErrorIs(t, err, "Message truncated at")
}
// Invalid tag 0
d = append(hdr, 0)
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Invalid tag 0 at 0x8")
// Attribute without a group
body = []byte{
uint8(TagInteger),
0x00, 0x04, // Name length + name
'a', 't', 't', 'r',
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(TagEnd),
}
d = append(hdr, uint8(TagJobGroup))
d = append(d, body...)
err = m.DecodeBytes(d)
assertNoError(t, err)
err = m.DecodeBytes(append(hdr, body...))
assertErrorIs(t, err, "Attribute without a group at")
// Additional value without preceding attribute
body = []byte{
uint8(TagJobGroup),
uint8(TagInteger),
0x00, 0x00, // No name
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(TagEnd),
}
err = m.DecodeBytes(append(hdr, body...))
assertErrorIs(t, err, "Additional value without preceding attribute")
// "Unexpected tag XXX"
for _, tag := range []Tag{TagMemberName, TagEndCollection} {
body = []byte{
uint8(TagJobGroup),
uint8(TagInteger),
0x00, 0x04, // Name length + name
'a', 't', 't', 'r',
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
}
d = append(hdr, body...)
d = append(d, uint8(tag))
d = append(d, uint8(TagEnd))
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Unexpected tag")
}
// Collection: unexpected tag XXX
for tag := TagZero; tag.IsDelimiter(); tag++ {
body = []byte{
uint8(TagJobGroup),
uint8(TagBeginCollection),
0x00, 0x0a, // Name length + name
'c', 'o', 'l', 'l', 'e', 'c', 't', 'i', 'o', 'n',
0x00, 0x00, // No value
uint8(TagMemberName),
0x00, 0x00, // No name
0x00, 0x06, // Value length + value
'm', 'e', 'm', 'b', 'e', 'r',
uint8(TagInteger),
0x00, 0x00, // No name
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(tag),
uint8(TagEndCollection),
0x00, 0x00, // No name
0x00, 0x00, // No value
}
d = append(hdr, body...)
d = append(d, uint8(TagEnd))
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Collection: unexpected tag")
}
// Collection: unexpected endCollection, expected value tag
body = []byte{
uint8(TagJobGroup),
uint8(TagBeginCollection),
0x00, 0x0a, // Name length + name
'c', 'o', 'l', 'l', 'e', 'c', 't', 'i', 'o', 'n',
0x00, 0x00, // No value
uint8(TagMemberName),
0x00, 0x00, // No name
0x00, 0x06, // Value length + value
'm', 'e', 'm', 'b', 'e', 'r',
uint8(TagEndCollection),
0x00, 0x00, // No name
0x00, 0x00, // No value
uint8(TagEnd),
}
d = append(hdr, body...)
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Collection: unexpected endCollection, expected value tag")
// Collection: unexpected memberAttrName, expected value tag
body = []byte{
uint8(TagJobGroup),
uint8(TagBeginCollection),
0x00, 0x0a, // Name length + name
'c', 'o', 'l', 'l', 'e', 'c', 't', 'i', 'o', 'n',
0x00, 0x00, // No value
uint8(TagMemberName),
0x00, 0x00, // No name
0x00, 0x07, // Value length + value
'm', 'e', 'm', 'b', 'e', 'r', '1',
uint8(TagMemberName),
0x00, 0x00, // No name
0x00, 0x07, // Value length + value
'm', 'e', 'm', 'b', 'e', 'r', '2',
uint8(TagInteger),
0x00, 0x00, // No name
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(TagEndCollection),
0x00, 0x00, // No name
0x00, 0x00, // No value
uint8(TagEnd),
}
d = append(hdr, body...)
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Collection: unexpected memberAttrName, expected value tag")
// Collection: memberAttrName value is empty
body = []byte{
uint8(TagJobGroup),
uint8(TagBeginCollection),
0x00, 0x0a, // Name length + name
'c', 'o', 'l', 'l', 'e', 'c', 't', 'i', 'o', 'n',
0x00, 0x00, // No value
uint8(TagMemberName),
0x00, 0x00, // No name
0x00, 0x00, // No value
uint8(TagInteger),
0x00, 0x00, // No name
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(TagEndCollection),
0x00, 0x00, // No name
0x00, 0x00, // No value
uint8(TagEnd),
}
d = append(hdr, body...)
err = m.DecodeBytes(d)
assertErrorIs(t, err, "Collection: memberAttrName value is empty")
// Collection: unexpected integer, expected memberAttrName
body = []byte{
uint8(TagJobGroup),
uint8(TagBeginCollection),
0x00, 0x0a, // Name length + name
'c', 'o', 'l', 'l', 'e', 'c', 't', 'i', 'o', 'n',
0x00, 0x00, // No value
//uint8(TagMemberName),
//0x00, 0x00, // No name
//0x00, 0x06, // Value length + value
//'m', 'e', 'm', 'b', 'e', 'r',
uint8(TagInteger),
0x00, 0x00, // No name
0x00, 0x04, // Value length + value
0x00, 0x00, 0x54, 0x56,
uint8(TagEndCollection),
0x00, 0x00, // No name
0x00, 0x00, // No value
uint8(TagEnd),