asarfuckery/appasar/canary/node_modules/asn1/tst/ber/writer.test.js
2019-01-17 19:00:12 +01:00

370 lines
9.2 KiB
JavaScript

// Copyright 2011 Mark Cavage <mcavage@gmail.com> All rights reserved.
var test = require('tap').test;
var sys = require('sys');
///--- Globals
var BerWriter;
var BerReader;
///--- Tests
test('load library', function(t) {
BerWriter = require('../../lib/index').BerWriter;
t.ok(BerWriter);
t.ok(new BerWriter());
t.end();
});
test('write byte', function(t) {
var writer = new BerWriter();
writer.writeByte(0xC2);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 1, 'Wrong length');
t.equal(ber[0], 0xC2, 'value wrong');
t.end();
});
test('write 1 byte int', function(t) {
var writer = new BerWriter();
writer.writeInt(0x7f);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 3, 'Wrong length for an int: ' + ber.length);
t.equal(ber[0], 0x02, 'ASN.1 tag wrong (2) -> ' + ber[0]);
t.equal(ber[1], 0x01, 'length wrong(1) -> ' + ber[1]);
t.equal(ber[2], 0x7f, 'value wrong(3) -> ' + ber[2]);
t.end();
});
test('write 2 byte int', function(t) {
var writer = new BerWriter();
writer.writeInt(0x7ffe);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 4, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x02, 'length wrong');
t.equal(ber[2], 0x7f, 'value wrong (byte 1)');
t.equal(ber[3], 0xfe, 'value wrong (byte 2)');
t.end();
});
test('write 3 byte int', function(t) {
var writer = new BerWriter();
writer.writeInt(0x7ffffe);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 5, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x03, 'length wrong');
t.equal(ber[2], 0x7f, 'value wrong (byte 1)');
t.equal(ber[3], 0xff, 'value wrong (byte 2)');
t.equal(ber[4], 0xfe, 'value wrong (byte 3)');
t.end();
});
test('write 4 byte int', function(t) {
var writer = new BerWriter();
writer.writeInt(0x7ffffffe);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 6, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x04, 'length wrong');
t.equal(ber[2], 0x7f, 'value wrong (byte 1)');
t.equal(ber[3], 0xff, 'value wrong (byte 2)');
t.equal(ber[4], 0xff, 'value wrong (byte 3)');
t.equal(ber[5], 0xfe, 'value wrong (byte 4)');
t.end();
});
test('write 1 byte negative int', function(t) {
var writer = new BerWriter();
writer.writeInt(-128);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 3, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x01, 'length wrong');
t.equal(ber[2], 0x80, 'value wrong (byte 1)');
t.end();
});
test('write 2 byte negative int', function(t) {
var writer = new BerWriter();
writer.writeInt(-22400);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 4, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x02, 'length wrong');
t.equal(ber[2], 0xa8, 'value wrong (byte 1)');
t.equal(ber[3], 0x80, 'value wrong (byte 2)');
t.end();
});
test('write 3 byte negative int', function(t) {
var writer = new BerWriter();
writer.writeInt(-481653);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 5, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x03, 'length wrong');
t.equal(ber[2], 0xf8, 'value wrong (byte 1)');
t.equal(ber[3], 0xa6, 'value wrong (byte 2)');
t.equal(ber[4], 0x8b, 'value wrong (byte 3)');
t.end();
});
test('write 4 byte negative int', function(t) {
var writer = new BerWriter();
writer.writeInt(-1522904131);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 6, 'Wrong length for an int');
t.equal(ber[0], 0x02, 'ASN.1 tag wrong');
t.equal(ber[1], 0x04, 'length wrong');
t.equal(ber[2], 0xa5, 'value wrong (byte 1)');
t.equal(ber[3], 0x3a, 'value wrong (byte 2)');
t.equal(ber[4], 0x53, 'value wrong (byte 3)');
t.equal(ber[5], 0xbd, 'value wrong (byte 4)');
t.end();
});
test('write boolean', function(t) {
var writer = new BerWriter();
writer.writeBoolean(true);
writer.writeBoolean(false);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 6, 'Wrong length');
t.equal(ber[0], 0x01, 'tag wrong');
t.equal(ber[1], 0x01, 'length wrong');
t.equal(ber[2], 0xff, 'value wrong');
t.equal(ber[3], 0x01, 'tag wrong');
t.equal(ber[4], 0x01, 'length wrong');
t.equal(ber[5], 0x00, 'value wrong');
t.end();
});
test('write string', function(t) {
var writer = new BerWriter();
writer.writeString('hello world');
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 13, 'wrong length');
t.equal(ber[0], 0x04, 'wrong tag');
t.equal(ber[1], 11, 'wrong length');
t.equal(ber.slice(2).toString('utf8'), 'hello world', 'wrong value');
t.end();
});
test('write buffer', function(t) {
var writer = new BerWriter();
// write some stuff to start with
writer.writeString('hello world');
var ber = writer.buffer;
var buf = new Buffer([0x04, 0x0b, 0x30, 0x09, 0x02, 0x01, 0x0f, 0x01, 0x01,
0xff, 0x01, 0x01, 0xff]);
writer.writeBuffer(buf.slice(2, buf.length), 0x04);
ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 26, 'wrong length');
t.equal(ber[0], 0x04, 'wrong tag');
t.equal(ber[1], 11, 'wrong length');
t.equal(ber.slice(2, 13).toString('utf8'), 'hello world', 'wrong value');
t.equal(ber[13], buf[0], 'wrong tag');
t.equal(ber[14], buf[1], 'wrong length');
for (var i = 13, j = 0; i < ber.length && j < buf.length; i++, j++) {
t.equal(ber[i], buf[j], 'buffer contents not identical');
}
t.end();
});
test('write string array', function(t) {
var writer = new BerWriter();
writer.writeStringArray(['hello world', 'fubar!']);
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 21, 'wrong length');
t.equal(ber[0], 0x04, 'wrong tag');
t.equal(ber[1], 11, 'wrong length');
t.equal(ber.slice(2, 13).toString('utf8'), 'hello world', 'wrong value');
t.equal(ber[13], 0x04, 'wrong tag');
t.equal(ber[14], 6, 'wrong length');
t.equal(ber.slice(15).toString('utf8'), 'fubar!', 'wrong value');
t.end();
});
test('resize internal buffer', function(t) {
var writer = new BerWriter({size: 2});
writer.writeString('hello world');
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 13, 'wrong length');
t.equal(ber[0], 0x04, 'wrong tag');
t.equal(ber[1], 11, 'wrong length');
t.equal(ber.slice(2).toString('utf8'), 'hello world', 'wrong value');
t.end();
});
test('sequence', function(t) {
var writer = new BerWriter({size: 25});
writer.startSequence();
writer.writeString('hello world');
writer.endSequence();
var ber = writer.buffer;
t.ok(ber);
console.log(ber);
t.equal(ber.length, 15, 'wrong length');
t.equal(ber[0], 0x30, 'wrong tag');
t.equal(ber[1], 13, 'wrong length');
t.equal(ber[2], 0x04, 'wrong tag');
t.equal(ber[3], 11, 'wrong length');
t.equal(ber.slice(4).toString('utf8'), 'hello world', 'wrong value');
t.end();
});
test('nested sequence', function(t) {
var writer = new BerWriter({size: 25});
writer.startSequence();
writer.writeString('hello world');
writer.startSequence();
writer.writeString('hello world');
writer.endSequence();
writer.endSequence();
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 30, 'wrong length');
t.equal(ber[0], 0x30, 'wrong tag');
t.equal(ber[1], 28, 'wrong length');
t.equal(ber[2], 0x04, 'wrong tag');
t.equal(ber[3], 11, 'wrong length');
t.equal(ber.slice(4, 15).toString('utf8'), 'hello world', 'wrong value');
t.equal(ber[15], 0x30, 'wrong tag');
t.equal(ber[16], 13, 'wrong length');
t.equal(ber[17], 0x04, 'wrong tag');
t.equal(ber[18], 11, 'wrong length');
t.equal(ber.slice(19, 30).toString('utf8'), 'hello world', 'wrong value');
t.end();
});
test('LDAP bind message', function(t) {
var dn = 'cn=foo,ou=unit,o=test';
var writer = new BerWriter();
writer.startSequence();
writer.writeInt(3); // msgid = 3
writer.startSequence(0x60); // ldap bind
writer.writeInt(3); // ldap v3
writer.writeString(dn);
writer.writeByte(0x80);
writer.writeByte(0x00);
writer.endSequence();
writer.endSequence();
var ber = writer.buffer;
t.ok(ber);
t.equal(ber.length, 35, 'wrong length (buffer)');
t.equal(ber[0], 0x30, 'wrong tag');
t.equal(ber[1], 33, 'wrong length');
t.equal(ber[2], 0x02, 'wrong tag');
t.equal(ber[3], 1, 'wrong length');
t.equal(ber[4], 0x03, 'wrong value');
t.equal(ber[5], 0x60, 'wrong tag');
t.equal(ber[6], 28, 'wrong length');
t.equal(ber[7], 0x02, 'wrong tag');
t.equal(ber[8], 1, 'wrong length');
t.equal(ber[9], 0x03, 'wrong value');
t.equal(ber[10], 0x04, 'wrong tag');
t.equal(ber[11], dn.length, 'wrong length');
t.equal(ber.slice(12, 33).toString('utf8'), dn, 'wrong value');
t.equal(ber[33], 0x80, 'wrong tag');
t.equal(ber[34], 0x00, 'wrong len');
t.end();
});
test('Write OID', function(t) {
var oid = '1.2.840.113549.1.1.1';
var writer = new BerWriter();
writer.writeOID(oid);
var ber = writer.buffer;
t.ok(ber);
console.log(require('util').inspect(ber));
console.log(require('util').inspect(new Buffer([0x06, 0x09, 0x2a, 0x86,
0x48, 0x86, 0xf7, 0x0d,
0x01, 0x01, 0x01])));
t.end();
});