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// 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"
"testing"
"time"
)
type intStruct struct {
A int
}
type twoIntStruct struct {
A int
B int
}
type nestedStruct struct {
A intStruct
}
type marshalTest struct {
in interface{}
out string // hex encoded
}
type implicitTagTest struct {
A int "implicit,tag:5"
}
type explicitTagTest struct {
A int "explicit,tag:5"
}
type ia5StringTest struct {
A string "ia5"
}
type printableStringTest struct {
A string "printable"
}
func setPST(t *time.Time) *time.Time {
t.ZoneOffset = -28800
return t
}
var marshalTests = []marshalTest{
marshalTest{10, "02010a"},
marshalTest{intStruct{64}, "3003020140"},
marshalTest{twoIntStruct{64, 65}, "3006020140020141"},
marshalTest{nestedStruct{intStruct{127}}, "3005300302017f"},
marshalTest{[]byte{1, 2, 3}, "0403010203"},
marshalTest{implicitTagTest{64}, "3003850140"},
marshalTest{explicitTagTest{64}, "3005a503020140"},
marshalTest{time.SecondsToUTC(0), "170d3730303130313030303030305a"},
marshalTest{time.SecondsToUTC(1258325776), "170d3039313131353232353631365a"},
marshalTest{setPST(time.SecondsToUTC(1258325776)), "17113039313131353232353631362d30383030"},
marshalTest{BitString{[]byte{0x80}, 1}, "03020780"},
marshalTest{BitString{[]byte{0x81, 0xf0}, 12}, "03030481f0"},
marshalTest{ObjectIdentifier([]int{1, 2, 3, 4}), "06032a0304"},
marshalTest{"test", "130474657374"},
marshalTest{ia5StringTest{"test"}, "3006160474657374"},
marshalTest{printableStringTest{"test"}, "3006130474657374"},
}
func TestMarshal(t *testing.T) {
for i, test := range marshalTests {
buf := bytes.NewBuffer(nil)
err := Marshal(buf, test.in)
if err != nil {
t.Errorf("#%d failed: %s", i, err)
}
out, _ := hex.DecodeString(test.out)
if bytes.Compare(out, buf.Bytes()) != 0 {
t.Errorf("#%d got: %x want %x", i, buf.Bytes(), out)
}
}
}
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