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Merge pull request #626 from bigmontz/release-4.2
Create bolt protocol 4.2
2 parents fea6bae + fa50a4f commit a70264e

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‎src/internal/bolt-protocol-v4x2.js‎

Lines changed: 37 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,37 @@
1+
/**
2+
* Copyright (c) 2002-2020 "Neo4j,"
3+
* Neo4j Sweden AB [http://neo4j.com]
4+
*
5+
* This file is part of Neo4j.
6+
*
7+
* Licensed under the Apache License, Version 2.0 (the "License");
8+
* you may not use this file except in compliance with the License.
9+
* You may obtain a copy of the License at
10+
*
11+
* http://www.apache.org/licenses/LICENSE-2.0
12+
*
13+
* Unless required by applicable law or agreed to in writing, software
14+
* distributed under the License is distributed on an "AS IS" BASIS,
15+
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16+
* See the License for the specific language governing permissions and
17+
* limitations under the License.
18+
*/
19+
import BoltProtocolV41 from './bolt-protocol-v4x1'
20+
import { BOLT_PROTOCOL_V4_2 } from './constants'
21+
22+
export default class BoltProtocol extends BoltProtocolV41 {
23+
/**
24+
* @constructor
25+
* @param {Connection} connection the connection.
26+
* @param {Chunker} chunker the chunker.
27+
* @param {boolean} disableLosslessIntegers if this connection should convert all received integers to native JS numbers.
28+
* @param {Object} serversideRouting
29+
*/
30+
constructor (connection, chunker, disableLosslessIntegers, serversideRouting) {
31+
super(connection, chunker, disableLosslessIntegers, serversideRouting)
32+
}
33+
34+
get version () {
35+
return BOLT_PROTOCOL_V4_2
36+
}
37+
}

‎src/internal/constants.js‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -25,6 +25,7 @@ const BOLT_PROTOCOL_V2 = 2
2525
const BOLT_PROTOCOL_V3 = 3
2626
const BOLT_PROTOCOL_V4_0 = 4.0
2727
const BOLT_PROTOCOL_V4_1 = 4.1
28+
const BOLT_PROTOCOL_V4_2 = 4.2
2829

2930
export {
3031
ACCESS_MODE_READ,
@@ -33,5 +34,6 @@ export {
3334
BOLT_PROTOCOL_V2,
3435
BOLT_PROTOCOL_V3,
3536
BOLT_PROTOCOL_V4_0,
36-
BOLT_PROTOCOL_V4_1
37+
BOLT_PROTOCOL_V4_1,
38+
BOLT_PROTOCOL_V4_2
3739
}

‎src/internal/protocol-handshaker.js‎

Lines changed: 9 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -24,6 +24,7 @@ import BoltProtocolV2 from './bolt-protocol-v2'
2424
import BoltProtocolV3 from './bolt-protocol-v3'
2525
import BoltProtocolV4x0 from './bolt-protocol-v4x0'
2626
import BoltProtocolV4x1 from './bolt-protocol-v4x1'
27+
import BoltProtocolV4x2 from './bolt-protocol-v4x2'
2728

2829
const BOLT_MAGIC_PREAMBLE = 0x6060b017
2930

@@ -124,6 +125,13 @@ export default class ProtocolHandshaker {
124125
this._disableLosslessIntegers,
125126
this._serversideRouting
126127
)
128+
case 4.2:
129+
return new BoltProtocolV4x2(
130+
this._connection,
131+
this._chunker,
132+
this._disableLosslessIntegers,
133+
this._serversideRouting
134+
)
127135
default:
128136
throw newError('Unknown Bolt protocol version: ' + version)
129137
}
@@ -141,10 +149,10 @@ function newHandshakeBuffer () {
141149
handshakeBuffer.writeInt32(BOLT_MAGIC_PREAMBLE)
142150

143151
// proposed versions
152+
handshakeBuffer.writeInt32((2 << 8) | 4)
144153
handshakeBuffer.writeInt32((1 << 8) | 4)
145154
handshakeBuffer.writeInt32(4)
146155
handshakeBuffer.writeInt32(3)
147-
handshakeBuffer.writeInt32(2)
148156

149157
// reset the reader position
150158
handshakeBuffer.reset()

‎test/internal/connection-channel.test.js‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -123,12 +123,12 @@ describe('#integration ChannelConnection', () => {
123123
connection._negotiateProtocol()
124124

125125
const boltMagicPreamble = '60 60 b0 17'
126+
const protocolVersion4x2 = '00 00 02 04'
126127
const protocolVersion4x1 = '00 00 01 04'
127128
const protocolVersion4x0 = '00 00 00 04'
128129
const protocolVersion3 = '00 00 00 03'
129-
const protocolVersion2 = '00 00 00 02'
130130
expect(channel.toHex()).toBe(
131-
`${boltMagicPreamble} ${protocolVersion4x1} ${protocolVersion4x0} ${protocolVersion3} ${protocolVersion2}`
131+
`${boltMagicPreamble} ${protocolVersion4x2} ${protocolVersion4x1} ${protocolVersion4x0} ${protocolVersion3}`
132132
)
133133
})
134134

‎test/internal/node/direct.driver.boltkit.test.js‎

Lines changed: 26 additions & 21 deletions
Original file line numberDiff line numberDiff line change
@@ -58,11 +58,11 @@ describe('#stub-direct direct driver with stub server', () => {
5858
await server.exit()
5959
}
6060

61-
it('v2', () => verifyShouldRunQuery('v2'))
62-
6361
it('v3', () => verifyShouldRunQuery('v3'))
6462

6563
it('v4', () => verifyShouldRunQuery('v4'))
64+
65+
it('v4.2', () => verifyShouldRunQuery('v4.2'))
6666
})
6767

6868
it('should use custom user agent', async () => {
@@ -103,6 +103,8 @@ describe('#stub-direct direct driver with stub server', () => {
103103
}
104104

105105
it('v4.1', () => verify('v4.1'))
106+
107+
it('v4.2', () => verify('v4.2'))
106108
})
107109

108110
describe('should send and receive bookmark for read transaction', () => {
@@ -136,11 +138,11 @@ describe('#stub-direct direct driver with stub server', () => {
136138
await server.exit()
137139
}
138140

139-
it('v2', () => verifyBookmarkForReadTxc('v2'))
140-
141141
it('v3', () => verifyBookmarkForReadTxc('v3'))
142142

143143
it('v4', () => verifyBookmarkForReadTxc('v4'))
144+
145+
it('v4.2', () => verifyBookmarkForReadTxc('v4.2'))
144146
})
145147

146148
describe('should send and receive bookmark for write transaction', () => {
@@ -172,11 +174,11 @@ describe('#stub-direct direct driver with stub server', () => {
172174
await server.exit()
173175
}
174176

175-
it('v2', () => verifyBookmarkForWriteTxc('v2'))
176-
177177
it('v3', () => verifyBookmarkForWriteTxc('v3'))
178178

179179
it('v4', () => verifyBookmarkForWriteTxc('v4'))
180+
181+
it('v4.2', () => verifyBookmarkForWriteTxc('v4.2'))
180182
})
181183

182184
describe('should send and receive bookmark between write and read transactions', () => {
@@ -217,11 +219,11 @@ describe('#stub-direct direct driver with stub server', () => {
217219
await server.exit()
218220
}
219221

220-
it('v2', () => verifyBookmark('v2'))
221-
222222
it('v3', () => verifyBookmark('v3'))
223223

224224
it('v4', () => verifyBookmark('v4'))
225+
226+
it('v4.2', () => verifyBookmark('v4.2'))
225227
})
226228

227229
describe('should throw service unavailable when server dies', () => {
@@ -250,11 +252,11 @@ describe('#stub-direct direct driver with stub server', () => {
250252
await server.exit()
251253
}
252254

253-
it('v2', () => verifyServiceUnavailable('v2'))
254-
255255
it('v3', () => verifyServiceUnavailable('v3'))
256256

257257
it('v4', () => verifyServiceUnavailable('v4'))
258+
259+
it('v4.2', () => verifyServiceUnavailable('v4.2'))
258260
})
259261

260262
describe('should close connection when RESET fails', () => {
@@ -283,11 +285,11 @@ describe('#stub-direct direct driver with stub server', () => {
283285
await server.exit()
284286
}
285287

286-
it('v2', () => verifyCloseConnection('v2'))
287-
288288
it('v3', () => verifyCloseConnection('v3'))
289289

290290
it('v4', () => verifyCloseConnection('v4'))
291+
292+
it('v4.2', () => verifyCloseConnection('v4.2'))
291293
})
292294

293295
describe('should send RESET on error', () => {
@@ -316,11 +318,11 @@ describe('#stub-direct direct driver with stub server', () => {
316318
await server.exit()
317319
}
318320

319-
it('v2', () => verifyReset('v2'))
320-
321321
it('v3', () => verifyReset('v3'))
322322

323323
it('v4', () => verifyReset('v4'))
324+
325+
it('v4.2', () => verifyReset('v4.2'))
324326
})
325327

326328
describe('should include database connection id in logs', () => {
@@ -367,6 +369,8 @@ describe('#stub-direct direct driver with stub server', () => {
367369
it('v3', () => verifyConnectionId('v3'))
368370

369371
it('v4', () => verifyConnectionId('v4'))
372+
373+
it('v4.2', () => verifyConnectionId('v4.2'))
370374
})
371375

372376
describe('should close connection if it dies sitting idle in connection pool', () => {
@@ -411,11 +415,11 @@ describe('#stub-direct direct driver with stub server', () => {
411415
await server.exit()
412416
}
413417

414-
it('v2', () => verifyConnectionCleanup('v2'))
415-
416418
it('v3', () => verifyConnectionCleanup('v3'))
417419

418420
it('v4', () => verifyConnectionCleanup('v4'))
421+
422+
it('v4.2', () => verifyConnectionCleanup('v4.2'))
419423
})
420424

421425
describe('should fail if commit fails due to broken connection', () => {
@@ -446,8 +450,6 @@ describe('#stub-direct direct driver with stub server', () => {
446450
await server.exit()
447451
}
448452

449-
it('v2', () => verifyFailureOnCommit('v2'))
450-
451453
it('v3', () => verifyFailureOnCommit('v3'))
452454
})
453455

@@ -470,9 +472,9 @@ describe('#stub-direct direct driver with stub server', () => {
470472
await server.exit()
471473
}
472474

473-
it('v2', () => verifySupportsMultiDb('v2', false))
474475
it('v3', () => verifySupportsMultiDb('v3', false))
475476
it('v4', () => verifySupportsMultiDb('v4', true))
477+
it('v4.2', () => verifySupportsMultiDb('v4.2', true))
476478
it('on error', async () => {
477479
const driver = boltStub.newDriver('bolt://127.0.0.1:9001')
478480

@@ -507,9 +509,9 @@ describe('#stub-direct direct driver with stub server', () => {
507509
await server.exit()
508510
}
509511

510-
it('v2', () => verifySupportsTransactionConfig('v2', false))
511512
it('v3', () => verifySupportsTransactionConfig('v3', true))
512513
it('v4', () => verifySupportsTransactionConfig('v4', true))
514+
it('v4.2', () => verifySupportsTransactionConfig('v4.2', true))
513515
it('on error', async () => {
514516
const driver = boltStub.newDriver('bolt://127.0.0.1:9001')
515517

@@ -568,6 +570,7 @@ describe('#stub-direct direct driver with stub server', () => {
568570
}
569571

570572
it('v4', () => verifyFailureOnCommit('v4'))
573+
it('v4.2', () => verifyFailureOnCommit('v4.2'))
571574
})
572575

573576
describe('should stream in many batches', () => {
@@ -613,6 +616,7 @@ describe('#stub-direct direct driver with stub server', () => {
613616
}
614617

615618
it('v4', () => verifyFailureOnCommit('v4'))
619+
it('v4.2', () => verifyFailureOnCommit('v4.2'))
616620
})
617621

618622
describe('should ignore fetchSize setting', () => {
@@ -658,7 +662,6 @@ describe('#stub-direct direct driver with stub server', () => {
658662
}
659663

660664
it('v3', () => verifyFailureOnCommit('v3'))
661-
it('v2', () => verifyFailureOnCommit('v2'))
662665
})
663666

664667
describe('should cancel stream with result summary method', () => {
@@ -704,6 +707,7 @@ describe('#stub-direct direct driver with stub server', () => {
704707
}
705708

706709
it('v4', () => verifyFailureOnCommit('v4'))
710+
it('v4.2', () => verifyFailureOnCommit('v4.2'))
707711
})
708712

709713
describe('should cancel stream with tx commit', () => {
@@ -752,6 +756,7 @@ describe('#stub-direct direct driver with stub server', () => {
752756
}
753757

754758
it('v4', () => verifyFailureOnCommit('v4'))
759+
it('v4.2', () => verifyFailureOnCommit('v4.2'))
755760
})
756761

757762
function connectionPool (driver, key) {

‎test/internal/node/routing.driver.boltkit.test.js‎

Lines changed: 9 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -2392,12 +2392,13 @@ describe('#stub-routing routing driver with stub server', () => {
23922392
await server.exit()
23932393
}
23942394

2395-
it('v2', () => verifySupportsMultiDb('v2', false))
23962395
it('v3', () => verifySupportsMultiDb('v3', false))
23972396
it('v4', () => verifySupportsMultiDb('v4', true))
2398-
it('v2 with resolver', () => verifySupportsMultiDbWithResolver('v2', false))
2397+
it('v4.2', () => verifySupportsMultiDb('v4.2', true))
23992398
it('v3 with resolver', () => verifySupportsMultiDbWithResolver('v3', false))
24002399
it('v4 with resolver', () => verifySupportsMultiDbWithResolver('v4', true))
2400+
it('v4.2 with resolver', () =>
2401+
verifySupportsMultiDbWithResolver('v4.2', true))
24012402
it('on error', async () => {
24022403
const driver = boltStub.newDriver('neo4j://127.0.0.1:9001')
24032404

@@ -2434,6 +2435,7 @@ describe('#stub-routing routing driver with stub server', () => {
24342435
}
24352436

24362437
it('v4.1', () => verify('v4.1'))
2438+
it('v4.2', () => verify('v4.2'))
24372439
})
24382440

24392441
describe('should send routing context with hello to enable server routing', () => {
@@ -2459,6 +2461,7 @@ describe('#stub-routing routing driver with stub server', () => {
24592461
}
24602462

24612463
it('v4.1', () => verify('v4.1'))
2464+
it('v4.2', () => verify('v4.2'))
24622465
})
24632466

24642467
describe('should send empty routing context with hello to enable server routing', () => {
@@ -2482,6 +2485,7 @@ describe('#stub-routing routing driver with stub server', () => {
24822485
}
24832486

24842487
it('v4.1', () => verify('v4.1'))
2488+
it('v4.2', () => verify('v4.2'))
24852489
})
24862490

24872491
describe('should report whether transaction config is supported', () => {
@@ -2534,15 +2538,15 @@ describe('#stub-routing routing driver with stub server', () => {
25342538
await server.exit()
25352539
}
25362540

2537-
it('v2', () => verifySupportsTransactionConfig('v2', false))
25382541
it('v3', () => verifySupportsTransactionConfig('v3', true))
25392542
it('v4', () => verifySupportsTransactionConfig('v4', true))
2540-
it('v2 with resolver', () =>
2541-
verifySupportsTransactionConfigWithResolver('v2', false))
2543+
it('v4.2', () => verifySupportsTransactionConfig('v4.2', true))
25422544
it('v3 with resolver', () =>
25432545
verifySupportsTransactionConfigWithResolver('v3', true))
25442546
it('v4 with resolver', () =>
25452547
verifySupportsTransactionConfigWithResolver('v4', true))
2548+
it('v4.2 with resolver', () =>
2549+
verifySupportsTransactionConfigWithResolver('v4.2', true))
25462550
it('on error', async () => {
25472551
const driver = boltStub.newDriver('neo4j://127.0.0.1:9001')
25482552

‎test/internal/protocol-handshaker.test.js‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -42,13 +42,13 @@ describe('#unit ProtocolHandshaker', () => {
4242
expect(writtenBuffers.length).toEqual(1)
4343

4444
const boltMagicPreamble = '60 60 b0 17'
45+
const protocolVersion4x2 = '00 00 02 04'
4546
const protocolVersion4x1 = '00 00 01 04'
4647
const protocolVersion4x0 = '00 00 00 04'
4748
const protocolVersion3 = '00 00 00 03'
48-
const protocolVersion2 = '00 00 00 02'
4949

5050
expect(writtenBuffers[0].toHex()).toEqual(
51-
`${boltMagicPreamble} ${protocolVersion4x1} ${protocolVersion4x0} ${protocolVersion3} ${protocolVersion2}`
51+
`${boltMagicPreamble} ${protocolVersion4x2} ${protocolVersion4x1} ${protocolVersion4x0} ${protocolVersion3}`
5252
)
5353
})
5454

‎test/resources/boltstub/v1/supports_protocol_version.script‎

Lines changed: 0 additions & 1 deletion
This file was deleted.

‎test/resources/boltstub/v2/connection_error_on_commit.script‎

Lines changed: 0 additions & 15 deletions
This file was deleted.

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