From 47ab3d4a42e9ab51c465c4322d2ec233f6324e6b Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 28 Apr 2024 15:16:40 +0200 Subject: Adding upstream version 1.18.10. Signed-off-by: Daniel Baumann --- src/encoding/asn1/marshal_test.go | 406 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 406 insertions(+) create mode 100644 src/encoding/asn1/marshal_test.go (limited to 'src/encoding/asn1/marshal_test.go') 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) + } + } +} -- cgit v1.2.3