omemo_dart/test/protobuf_test.dart

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import 'package:omemo_dart/protobuf/schema.pb.dart';
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import 'package:omemo_dart/src/protobuf/omemo_authenticated_message.dart';
import 'package:omemo_dart/src/protobuf/omemo_key_exchange.dart';
import 'package:omemo_dart/src/protobuf/omemo_message.dart';
import 'package:omemo_dart/src/protobuf/protobuf.dart';
import 'package:test/test.dart';
void main() {
group('Base 128 Varints', () {
test('Test simple parsing of Varints', () {
expect(
decodeVarint(<int>[1], 0).n,
1,
);
expect(
decodeVarint(<int>[1], 0).length,
1,
);
expect(
decodeVarint(<int>[0x96, 0x01, 0x00], 0).n,
150,
);
expect(
decodeVarint(<int>[0x96, 0x01, 0x00], 0).length,
2,
);
expect(
decodeVarint(<int>[172, 2, 0x8], 0).n,
300,
);
expect(
decodeVarint(<int>[172, 2, 0x8], 0).length,
2,
);
});
test('Test encoding Varints', () {
expect(
encodeVarint(1),
<int>[1],
);
expect(
encodeVarint(150),
<int>[0x96, 0x01],
);
expect(
encodeVarint(300),
<int>[172, 2],
);
});
});
group('OMEMOMessage', () {
test('Decode a OMEMOMessage', () {
final pbMessage = OMEMOMessage()
..n = 1
..pn = 5
..dhPub = <int>[1, 2, 3]
..ciphertext = <int>[4, 5, 6];
final serial = pbMessage.writeToBuffer();
final msg = OmemoMessage.fromBuffer(serial);
expect(msg.n, 1);
expect(msg.pn, 5);
expect(msg.dhPub, <int>[1, 2, 3]);
expect(msg.ciphertext, <int>[4, 5, 6]);
});
test('Decode a OMEMOMessage without ciphertext', () {
final pbMessage = OMEMOMessage()
..n = 1
..pn = 5
..dhPub = <int>[1, 2, 3];
final serial = pbMessage.writeToBuffer();
final msg = OmemoMessage.fromBuffer(serial);
expect(msg.n, 1);
expect(msg.pn, 5);
expect(msg.dhPub, <int>[1, 2, 3]);
expect(msg.ciphertext, null);
});
test('Encode a OMEMOMessage', () {
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final m = OmemoMessage()
..n = 1
..pn = 5
..dhPub = <int>[1, 2, 3]
..ciphertext = <int>[4, 5, 6];
final serial = m.writeToBuffer();
final msg = OMEMOMessage.fromBuffer(serial);
expect(msg.n, 1);
expect(msg.pn, 5);
expect(msg.dhPub, <int>[1, 2, 3]);
expect(msg.ciphertext, <int>[4, 5, 6]);
});
test('Encode a OMEMOMessage without ciphertext', () {
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final m = OmemoMessage()
..n = 1
..pn = 5
..dhPub = <int>[1, 2, 3];
final serial = m.writeToBuffer();
final msg = OMEMOMessage.fromBuffer(serial);
expect(msg.n, 1);
expect(msg.pn, 5);
expect(msg.dhPub, <int>[1, 2, 3]);
expect(msg.ciphertext, <int>[]);
});
});
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group('OMEMOAuthenticatedMessage', () {
test('Test encoding a message', () {
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final msg = OmemoAuthenticatedMessage()
..mac = <int>[1, 2, 3]
..message = <int>[4, 5, 6];
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final decoded = OMEMOAuthenticatedMessage.fromBuffer(msg.writeToBuffer());
expect(decoded.mac, <int>[1, 2, 3]);
expect(decoded.message, <int>[4, 5, 6]);
});
test('Test decoding a message', () {
final msg = OMEMOAuthenticatedMessage()
..mac = <int>[1, 2, 3]
..message = <int>[4, 5, 6];
final bytes = msg.writeToBuffer();
final decoded = OmemoAuthenticatedMessage.fromBuffer(bytes);
expect(decoded.mac, <int>[1, 2, 3]);
expect(decoded.message, <int>[4, 5, 6]);
});
});
group('OMEMOKeyExchange', () {
test('Test encoding a message', () {
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final authMessage = OmemoAuthenticatedMessage()
..mac = <int>[5, 6, 8, 0]
..message = <int>[4, 5, 7, 3, 2];
final message = OmemoKeyExchange()
..pkId = 698
..spkId = 245
..ik = <int>[1, 4, 6]
..ek = <int>[4, 6, 7, 80]
..message = authMessage;
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final kex = OMEMOKeyExchange.fromBuffer(message.writeToBuffer());
expect(kex.pkId, 698);
expect(kex.spkId, 245);
expect(kex.ik, <int>[1, 4, 6]);
expect(kex.ek, <int>[4, 6, 7, 80]);
expect(kex.message.mac, <int>[5, 6, 8, 0]);
expect(kex.message.message, <int>[4, 5, 7, 3, 2]);
});
test('Test decoding a message', () {
final message = OMEMOAuthenticatedMessage()
..mac = <int>[5, 6, 8, 0]
..message = <int>[4, 5, 7, 3, 2];
final kex = OMEMOKeyExchange()
..pkId = 698
..spkId = 245
..ik = <int>[1, 4, 6]
..ek = <int>[4, 6, 7, 80]
..message = message;
final decoded = OmemoKeyExchange.fromBuffer(kex.writeToBuffer());
expect(decoded.pkId, 698);
expect(decoded.spkId, 245);
expect(decoded.ik, <int>[1, 4, 6]);
expect(decoded.ek, <int>[4 ,6 ,7 , 80]);
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expect(decoded.message!.mac, <int>[5, 6, 8, 0]);
expect(decoded.message!.message, <int>[4, 5, 7, 3, 2]);
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});
});
}