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// Copyright 2015 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 pkcs12
import (
"bytes"
"encoding/hex"
"testing"
)
var bmpStringTests = []struct {
in string
expectedHex string
shouldFail bool
}{
{"", "0000", false},
// Example from https://tools.ietf.org/html/rfc7292#appendix-B.
{"Beavis", "0042006500610076006900730000", false},
// Some characters from the "Letterlike Symbols Unicode block".
{"\u2115 - Double-struck N", "21150020002d00200044006f00750062006c0065002d00730074007200750063006b0020004e0000", false},
// any character outside the BMP should trigger an error.
{"\U0001f000 East wind (Mahjong)", "", true},
}
func TestBMPString(t *testing.T) {
for i, test := range bmpStringTests {
expected, err := hex.DecodeString(test.expectedHex)
if err != nil {
t.Fatalf("#%d: failed to decode expectation", i)
}
out, err := bmpString(test.in)
if err == nil && test.shouldFail {
t.Errorf("#%d: expected to fail, but produced %x", i, out)
continue
}
if err != nil && !test.shouldFail {
t.Errorf("#%d: failed unexpectedly: %s", i, err)
continue
}
if !test.shouldFail {
if !bytes.Equal(out, expected) {
t.Errorf("#%d: expected %s, got %x", i, test.expectedHex, out)
continue
}
roundTrip, err := decodeBMPString(out)
if err != nil {
t.Errorf("#%d: decoding output gave an error: %s", i, err)
continue
}
if roundTrip != test.in {
t.Errorf("#%d: decoding output resulted in %q, but it should have been %q", i, roundTrip, test.in)
continue
}
}
}
}