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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-16 19:23:18 +0000
commit43a123c1ae6613b3efeed291fa552ecd909d3acf (patch)
treefd92518b7024bc74031f78a1cf9e454b65e73665 /src/encoding/asn1/marshal_test.go
parentInitial commit. (diff)
downloadgolang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.tar.xz
golang-1.20-43a123c1ae6613b3efeed291fa552ecd909d3acf.zip
Adding upstream version 1.20.14.upstream/1.20.14upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/encoding/asn1/marshal_test.go')
-rw-r--r--src/encoding/asn1/marshal_test.go406
1 files changed, 406 insertions, 0 deletions
diff --git a/src/encoding/asn1/marshal_test.go b/src/encoding/asn1/marshal_test.go
new file mode 100644
index 0000000..d9c3cf4
--- /dev/null
+++ b/src/encoding/asn1/marshal_test.go
@@ -0,0 +1,406 @@
+// Copyright 2009 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.
+
+package asn1
+
+import (
+ "bytes"
+ "encoding/hex"
+ "math/big"
+ "reflect"
+ "strings"
+ "testing"
+ "time"
+)
+
+type intStruct struct {
+ A int
+}
+
+type twoIntStruct struct {
+ A int
+ B int
+}
+
+type bigIntStruct struct {
+ A *big.Int
+}
+
+type nestedStruct struct {
+ A intStruct
+}
+
+type rawContentsStruct struct {
+ Raw RawContent
+ A int
+}
+
+type implicitTagTest struct {
+ A int `asn1:"implicit,tag:5"`
+}
+
+type explicitTagTest struct {
+ A int `asn1:"explicit,tag:5"`
+}
+
+type flagTest struct {
+ A Flag `asn1:"tag:0,optional"`
+}
+
+type generalizedTimeTest struct {
+ A time.Time `asn1:"generalized"`
+}
+
+type ia5StringTest struct {
+ A string `asn1:"ia5"`
+}
+
+type printableStringTest struct {
+ A string `asn1:"printable"`
+}
+
+type genericStringTest struct {
+ A string
+}
+
+type optionalRawValueTest struct {
+ A RawValue `asn1:"optional"`
+}
+
+type omitEmptyTest struct {
+ A []string `asn1:"omitempty"`
+}
+
+type defaultTest struct {
+ A int `asn1:"optional,default:1"`
+}
+
+type applicationTest struct {
+ A int `asn1:"application,tag:0"`
+ B int `asn1:"application,tag:1,explicit"`
+}
+
+type privateTest struct {
+ A int `asn1:"private,tag:0"`
+ B int `asn1:"private,tag:1,explicit"`
+ C int `asn1:"private,tag:31"` // tag size should be 2 octet
+ D int `asn1:"private,tag:128"` // tag size should be 3 octet
+}
+
+type numericStringTest struct {
+ A string `asn1:"numeric"`
+}
+
+type testSET []int
+
+var PST = time.FixedZone("PST", -8*60*60)
+
+type marshalTest struct {
+ in any
+ out string // hex encoded
+}
+
+func farFuture() time.Time {
+ t, err := time.Parse(time.RFC3339, "2100-04-05T12:01:01Z")
+ if err != nil {
+ panic(err)
+ }
+ return t
+}
+
+var marshalTests = []marshalTest{
+ {10, "02010a"},
+ {127, "02017f"},
+ {128, "02020080"},
+ {-128, "020180"},
+ {-129, "0202ff7f"},
+ {intStruct{64}, "3003020140"},
+ {bigIntStruct{big.NewInt(0x123456)}, "30050203123456"},
+ {twoIntStruct{64, 65}, "3006020140020141"},
+ {nestedStruct{intStruct{127}}, "3005300302017f"},
+ {[]byte{1, 2, 3}, "0403010203"},
+ {implicitTagTest{64}, "3003850140"},
+ {explicitTagTest{64}, "3005a503020140"},
+ {flagTest{true}, "30028000"},
+ {flagTest{false}, "3000"},
+ {time.Unix(0, 0).UTC(), "170d3730303130313030303030305a"},
+ {time.Unix(1258325776, 0).UTC(), "170d3039313131353232353631365a"},
+ {time.Unix(1258325776, 0).In(PST), "17113039313131353134353631362d30383030"},
+ {farFuture(), "180f32313030303430353132303130315a"},
+ {generalizedTimeTest{time.Unix(1258325776, 0).UTC()}, "3011180f32303039313131353232353631365a"},
+ {BitString{[]byte{0x80}, 1}, "03020780"},
+ {BitString{[]byte{0x81, 0xf0}, 12}, "03030481f0"},
+ {ObjectIdentifier([]int{1, 2, 3, 4}), "06032a0304"},
+ {ObjectIdentifier([]int{1, 2, 840, 133549, 1, 1, 5}), "06092a864888932d010105"},
+ {ObjectIdentifier([]int{2, 100, 3}), "0603813403"},
+ {"test", "130474657374"},
+ {
+ "" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", // This is 127 times 'x'
+ "137f" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "78787878787878787878787878787878787878787878787878787878787878",
+ },
+ {
+ "" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx" +
+ "xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx", // This is 128 times 'x'
+ "138180" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "7878787878787878787878787878787878787878787878787878787878787878" +
+ "7878787878787878787878787878787878787878787878787878787878787878",
+ },
+ {ia5StringTest{"test"}, "3006160474657374"},
+ {optionalRawValueTest{}, "3000"},
+ {printableStringTest{"test"}, "3006130474657374"},
+ {printableStringTest{"test*"}, "30071305746573742a"},
+ {genericStringTest{"test"}, "3006130474657374"},
+ {genericStringTest{"test*"}, "30070c05746573742a"},
+ {genericStringTest{"test&"}, "30070c057465737426"},
+ {rawContentsStruct{nil, 64}, "3003020140"},
+ {rawContentsStruct{[]byte{0x30, 3, 1, 2, 3}, 64}, "3003010203"},
+ {RawValue{Tag: 1, Class: 2, IsCompound: false, Bytes: []byte{1, 2, 3}}, "8103010203"},
+ {testSET([]int{10}), "310302010a"},
+ {omitEmptyTest{[]string{}}, "3000"},
+ {omitEmptyTest{[]string{"1"}}, "30053003130131"},
+ {"Σ", "0c02cea3"},
+ {defaultTest{0}, "3003020100"},
+ {defaultTest{1}, "3000"},
+ {defaultTest{2}, "3003020102"},
+ {applicationTest{1, 2}, "30084001016103020102"},
+ {privateTest{1, 2, 3, 4}, "3011c00101e103020102df1f0103df81000104"},
+ {numericStringTest{"1 9"}, "30051203312039"},
+}
+
+func TestMarshal(t *testing.T) {
+ for i, test := range marshalTests {
+ data, err := Marshal(test.in)
+ if err != nil {
+ t.Errorf("#%d failed: %s", i, err)
+ }
+ out, _ := hex.DecodeString(test.out)
+ if !bytes.Equal(out, data) {
+ t.Errorf("#%d got: %x want %x\n\t%q\n\t%q", i, data, out, data, out)
+
+ }
+ }
+}
+
+type marshalWithParamsTest struct {
+ in any
+ params string
+ out string // hex encoded
+}
+
+var marshalWithParamsTests = []marshalWithParamsTest{
+ {intStruct{10}, "set", "310302010a"},
+ {intStruct{10}, "application", "600302010a"},
+ {intStruct{10}, "private", "e00302010a"},
+}
+
+func TestMarshalWithParams(t *testing.T) {
+ for i, test := range marshalWithParamsTests {
+ data, err := MarshalWithParams(test.in, test.params)
+ if err != nil {
+ t.Errorf("#%d failed: %s", i, err)
+ }
+ out, _ := hex.DecodeString(test.out)
+ if !bytes.Equal(out, data) {
+ t.Errorf("#%d got: %x want %x\n\t%q\n\t%q", i, data, out, data, out)
+
+ }
+ }
+}
+
+type marshalErrTest struct {
+ in any
+ err string
+}
+
+var marshalErrTests = []marshalErrTest{
+ {bigIntStruct{nil}, "empty integer"},
+ {numericStringTest{"a"}, "invalid character"},
+ {ia5StringTest{"\xb0"}, "invalid character"},
+ {printableStringTest{"!"}, "invalid character"},
+}
+
+func TestMarshalError(t *testing.T) {
+ for i, test := range marshalErrTests {
+ _, err := Marshal(test.in)
+ if err == nil {
+ t.Errorf("#%d should fail, but success", i)
+ continue
+ }
+
+ if !strings.Contains(err.Error(), test.err) {
+ t.Errorf("#%d got: %v want %v", i, err, test.err)
+ }
+ }
+}
+
+func TestInvalidUTF8(t *testing.T) {
+ _, err := Marshal(string([]byte{0xff, 0xff}))
+ if err == nil {
+ t.Errorf("invalid UTF8 string was accepted")
+ }
+}
+
+func TestMarshalOID(t *testing.T) {
+ var marshalTestsOID = []marshalTest{
+ {[]byte("\x06\x01\x30"), "0403060130"}, // bytes format returns a byte sequence \x04
+ // {ObjectIdentifier([]int{0}), "060100"}, // returns an error as OID 0.0 has the same encoding
+ {[]byte("\x06\x010"), "0403060130"}, // same as above "\x06\x010" = "\x06\x01" + "0"
+ {ObjectIdentifier([]int{2, 999, 3}), "0603883703"}, // Example of ITU-T X.690
+ {ObjectIdentifier([]int{0, 0}), "060100"}, // zero OID
+ }
+ for i, test := range marshalTestsOID {
+ data, err := Marshal(test.in)
+ if err != nil {
+ t.Errorf("#%d failed: %s", i, err)
+ }
+ out, _ := hex.DecodeString(test.out)
+ if !bytes.Equal(out, data) {
+ t.Errorf("#%d got: %x want %x\n\t%q\n\t%q", i, data, out, data, out)
+ }
+ }
+}
+
+func TestIssue11130(t *testing.T) {
+ data := []byte("\x06\x010") // == \x06\x01\x30 == OID = 0 (the figure)
+ var v any
+ // v has Zero value here and Elem() would panic
+ _, err := Unmarshal(data, &v)
+ if err != nil {
+ t.Errorf("%v", err)
+ return
+ }
+ if reflect.TypeOf(v).String() != reflect.TypeOf(ObjectIdentifier{}).String() {
+ t.Errorf("marshal OID returned an invalid type")
+ return
+ }
+
+ data1, err := Marshal(v)
+ if err != nil {
+ t.Errorf("%v", err)
+ return
+ }
+
+ if !bytes.Equal(data, data1) {
+ t.Errorf("got: %q, want: %q \n", data1, data)
+ return
+ }
+
+ var v1 any
+ _, err = Unmarshal(data1, &v1)
+ if err != nil {
+ t.Errorf("%v", err)
+ return
+ }
+ if !reflect.DeepEqual(v, v1) {
+ t.Errorf("got: %#v data=%q, want : %#v data=%q\n ", v1, data1, v, data)
+ }
+}
+
+func BenchmarkMarshal(b *testing.B) {
+ b.ReportAllocs()
+
+ for i := 0; i < b.N; i++ {
+ for _, test := range marshalTests {
+ Marshal(test.in)
+ }
+ }
+}
+
+func TestSetEncoder(t *testing.T) {
+ testStruct := struct {
+ Strings []string `asn1:"set"`
+ }{
+ Strings: []string{"a", "aa", "b", "bb", "c", "cc"},
+ }
+
+ // Expected ordering of the SET should be:
+ // a, b, c, aa, bb, cc
+
+ output, err := Marshal(testStruct)
+ if err != nil {
+ t.Errorf("%v", err)
+ }
+
+ expectedOrder := []string{"a", "b", "c", "aa", "bb", "cc"}
+ var resultStruct struct {
+ Strings []string `asn1:"set"`
+ }
+ rest, err := Unmarshal(output, &resultStruct)
+ if err != nil {
+ t.Errorf("%v", err)
+ }
+ if len(rest) != 0 {
+ t.Error("Unmarshal returned extra garbage")
+ }
+ if !reflect.DeepEqual(expectedOrder, resultStruct.Strings) {
+ t.Errorf("Unexpected SET content. got: %s, want: %s", resultStruct.Strings, expectedOrder)
+ }
+}
+
+func TestSetEncoderSETSliceSuffix(t *testing.T) {
+ type testSetSET []string
+ testSet := testSetSET{"a", "aa", "b", "bb", "c", "cc"}
+
+ // Expected ordering of the SET should be:
+ // a, b, c, aa, bb, cc
+
+ output, err := Marshal(testSet)
+ if err != nil {
+ t.Errorf("%v", err)
+ }
+
+ expectedOrder := testSetSET{"a", "b", "c", "aa", "bb", "cc"}
+ var resultSet testSetSET
+ rest, err := Unmarshal(output, &resultSet)
+ if err != nil {
+ t.Errorf("%v", err)
+ }
+ if len(rest) != 0 {
+ t.Error("Unmarshal returned extra garbage")
+ }
+ if !reflect.DeepEqual(expectedOrder, resultSet) {
+ t.Errorf("Unexpected SET content. got: %s, want: %s", resultSet, expectedOrder)
+ }
+}
+
+func BenchmarkUnmarshal(b *testing.B) {
+ b.ReportAllocs()
+
+ type testCase struct {
+ in []byte
+ out any
+ }
+ var testData []testCase
+ for _, test := range unmarshalTestData {
+ pv := reflect.New(reflect.TypeOf(test.out).Elem())
+ inCopy := make([]byte, len(test.in))
+ copy(inCopy, test.in)
+ outCopy := pv.Interface()
+
+ testData = append(testData, testCase{
+ in: inCopy,
+ out: outCopy,
+ })
+ }
+
+ b.ResetTimer()
+ for i := 0; i < b.N; i++ {
+ for _, testCase := range testData {
+ _, _ = Unmarshal(testCase.in, testCase.out)
+ }
+ }
+}