-
-
Notifications
You must be signed in to change notification settings - Fork 1.3k
/
PrimaryReadReplicaConnectionTest.php
245 lines (182 loc) · 7.55 KB
/
PrimaryReadReplicaConnectionTest.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
<?php
namespace Doctrine\Tests\DBAL\Functional;
use Doctrine\DBAL\Connections\PrimaryReadReplicaConnection;
use Doctrine\DBAL\Driver\Statement;
use Doctrine\DBAL\DriverManager;
use Doctrine\DBAL\Schema\Table;
use Doctrine\Tests\DbalFunctionalTestCase;
use Throwable;
use function array_change_key_case;
use function sprintf;
use const CASE_LOWER;
/**
* @group DBAL-20
* @psalm-import-type Params from DriverManager
*/
class PrimaryReadReplicaConnectionTest extends DbalFunctionalTestCase
{
protected function setUp(): void
{
parent::setUp();
$platformName = $this->connection->getDatabasePlatform()->getName();
// This is a MySQL specific test, skip other vendors.
if ($platformName !== 'mysql') {
$this->markTestSkipped(sprintf('Test does not work on %s.', $platformName));
}
try {
$table = new Table('primary_replica_table');
$table->addColumn('test_int', 'integer');
$table->setPrimaryKey(['test_int']);
$sm = $this->connection->getSchemaManager();
$sm->createTable($table);
} catch (Throwable $e) {
}
$this->connection->executeStatement('DELETE FROM primary_replica_table');
$this->connection->insert('primary_replica_table', ['test_int' => 1]);
}
private function createPrimaryReadReplicaConnection(bool $keepReplica = false): PrimaryReadReplicaConnection
{
$connection = DriverManager::getConnection($this->createPrimaryReadReplicaConnectionParams($keepReplica));
self::assertInstanceOf(PrimaryReadReplicaConnection::class, $connection);
return $connection;
}
/**
* @return mixed[]
* @psalm-return Params
*/
private function createPrimaryReadReplicaConnectionParams(bool $keepReplica = false): array
{
$params = $this->connection->getParams();
$params['primary'] = $params;
$params['replica'] = [$params, $params];
$params['keepReplica'] = $keepReplica;
$params['wrapperClass'] = PrimaryReadReplicaConnection::class;
return $params;
}
public function testInheritCharsetFromPrimary(): void
{
$charsets = [
'utf8mb4',
'latin1',
];
foreach ($charsets as $charset) {
$params = $this->createPrimaryReadReplicaConnectionParams();
$params['primary']['charset'] = $charset;
self::assertArrayHasKey('replica', $params);
foreach ($params['replica'] as $index => $replicaParams) {
if (! isset($replicaParams['charset'])) {
continue;
}
unset($params['replica'][$index]['charset']);
}
$conn = DriverManager::getConnection($params);
self::assertInstanceOf(PrimaryReadReplicaConnection::class, $conn);
$conn->ensureConnectedToReplica();
self::assertFalse($conn->isConnectedToPrimary());
$clientCharset = $conn->fetchColumn('select @@character_set_client as c');
self::assertSame($charset, $clientCharset);
}
}
public function testPrimaryOnConnect(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
self::assertFalse($conn->isConnectedToPrimary());
$conn->ensureConnectedToReplica();
self::assertFalse($conn->isConnectedToPrimary());
$conn->ensureConnectedToPrimary();
self::assertTrue($conn->isConnectedToPrimary());
}
public function testNoPrimaryrOnExecuteQuery(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
$sql = 'SELECT count(*) as num FROM primary_replica_table';
$data = $conn->fetchAll($sql);
$data[0] = array_change_key_case($data[0], CASE_LOWER);
self::assertEquals(1, $data[0]['num']);
self::assertFalse($conn->isConnectedToPrimary());
}
public function testPrimaryOnWriteOperation(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
$conn->insert('primary_replica_table', ['test_int' => 30]);
self::assertTrue($conn->isConnectedToPrimary());
$sql = 'SELECT count(*) as num FROM primary_replica_table';
$data = $conn->fetchAll($sql);
$data[0] = array_change_key_case($data[0], CASE_LOWER);
self::assertEquals(2, $data[0]['num']);
self::assertTrue($conn->isConnectedToPrimary());
}
/**
* @group DBAL-335
*/
public function testKeepReplicaBeginTransactionStaysOnPrimary(): void
{
$conn = $this->createPrimaryReadReplicaConnection($keepReplica = true);
$conn->ensureConnectedToReplica();
$conn->beginTransaction();
$conn->insert('primary_replica_table', ['test_int' => 30]);
$conn->commit();
self::assertTrue($conn->isConnectedToPrimary());
$conn->connect();
self::assertTrue($conn->isConnectedToPrimary());
$conn->ensureConnectedToReplica();
self::assertFalse($conn->isConnectedToPrimary());
}
/**
* @group DBAL-335
*/
public function testKeepReplicaInsertStaysOnPrimary(): void
{
$conn = $this->createPrimaryReadReplicaConnection($keepReplica = true);
$conn->ensureConnectedToReplica();
$conn->insert('primary_replica_table', ['test_int' => 30]);
self::assertTrue($conn->isConnectedToPrimary());
$conn->connect();
self::assertTrue($conn->isConnectedToPrimary());
$conn->ensureConnectedToReplica();
self::assertFalse($conn->isConnectedToPrimary());
}
public function testPrimaryReadReplicaConnectionCloseAndReconnect(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
$conn->ensureConnectedToPrimary();
self::assertTrue($conn->isConnectedToPrimary());
$conn->close();
self::assertFalse($conn->isConnectedToPrimary());
$conn->ensureConnectedToPrimary();
self::assertTrue($conn->isConnectedToPrimary());
}
public function testQueryOnPrimary(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
$query = 'SELECT count(*) as num FROM primary_replica_table';
$statement = $conn->query($query);
self::assertInstanceOf(Statement::class, $statement);
//Query must be executed only on Primary
self::assertTrue($conn->isConnectedToPrimary());
$data = $statement->fetchAll();
//Default fetchmode is FetchMode::ASSOCIATIVE
self::assertArrayHasKey(0, $data);
self::assertArrayHasKey('num', $data[0]);
//Could be set in other fetchmodes
self::assertArrayNotHasKey(0, $data[0]);
self::assertEquals(1, $data[0]['num']);
}
public function testQueryOnReplica(): void
{
$conn = $this->createPrimaryReadReplicaConnection();
$conn->ensureConnectedToReplica();
$query = 'SELECT count(*) as num FROM primary_replica_table';
$statement = $conn->query($query);
self::assertInstanceOf(Statement::class, $statement);
//Query must be executed only on Primary, even when we connect to the replica
self::assertTrue($conn->isConnectedToPrimary());
$data = $statement->fetchAll();
//Default fetchmode is FetchMode::ASSOCIATIVE
self::assertArrayHasKey(0, $data);
self::assertArrayHasKey('num', $data[0]);
//Could be set in other fetchmodes
self::assertArrayNotHasKey(0, $data[0]);
self::assertEquals(1, $data[0]['num']);
}
}