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<?php
use PHPUnit\Framework\TestCase;
use Psr\Log\LoggerInterface;
use Wikimedia\Rdbms\TransactionProfiler;
/**
* @covers \Wikimedia\Rdbms\TransactionProfiler
*/
class TransactionProfilerTest extends TestCase {
use MediaWikiCoversValidator;
public function testAffected() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->exactly( 3 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'maxAffected', 100, __METHOD__ );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordQueryCompletion( "SQL 1", $now - 3, true, 200, '1' );
$tp->recordQueryCompletion( "SQL 2", $now - 3, true, 200, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 1, 400 );
}
public function testReadTime() {
$logger = $this->createMock( LoggerInterface::class );
// 1 per query
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'readQueryTime', 5, __METHOD__ );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordQueryCompletion( "SQL 1", $now - 10, false, 1, '1' );
$tp->recordQueryCompletion( "SQL 2", $now - 10, false, 1, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 0, 0 );
}
public function testWriteTime() {
$logger = $this->createMock( LoggerInterface::class );
// 1 per query, 1 per trx, and one "sub-optimal trx" entry
$logger->expects( $this->exactly( 4 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'writeQueryTime', 5, __METHOD__ );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordQueryCompletion( "SQL 1", $now - 10, true, 1, '1' );
$tp->recordQueryCompletion( "SQL 2", $now - 10, true, 1, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 20, 1 );
}
public function testAffectedTrx() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->once() )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'maxAffected', 100, __METHOD__ );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 1, 200 );
}
public function testWriteTimeTrx() {
$logger = $this->createMock( LoggerInterface::class );
// 1 per trx, and one "sub-optimal trx" entry
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'writeQueryTime', 5, __METHOD__ );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 10, 1 );
}
public function testConns() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'conns', 2, __METHOD__ );
$tp->recordConnection( 'srv1', 'db1', false );
$tp->recordConnection( 'srv1', 'db2', false );
$tp->recordConnection( 'srv1', 'db3', false ); // warn
$tp->recordConnection( 'srv1', 'db4', false ); // warn
}
public function testMasterConns() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'masterConns', 2, __METHOD__ );
$tp->recordConnection( 'srv1', 'db1', false );
$tp->recordConnection( 'srv1', 'db2', false );
$tp->recordConnection( 'srv1', 'db1', true );
$tp->recordConnection( 'srv1', 'db2', true );
$tp->recordConnection( 'srv1', 'db3', true ); // warn
$tp->recordConnection( 'srv1', 'db4', true ); // warn
}
public function testReadQueryCount() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'queries', 2, __METHOD__ );
$tp->recordQueryCompletion( "SQL 1", $now - 0.01, false, 0, '1' );
$tp->recordQueryCompletion( "SQL 2", $now - 0.01, false, 0, '1' );
$tp->recordQueryCompletion( "SQL 3", $now - 0.01, false, 0, '1' ); // warn
$tp->recordQueryCompletion( "SQL 4", $now - 0.01, false, 0, '1' ); // warn
}
public function testWriteQueryCount() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->exactly( 2 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'writes', 2, __METHOD__ );
$tp->recordQueryCompletion( "SQL 1", $now - 0.01, false, 0, '1' );
$tp->recordQueryCompletion( "SQL 2", $now - 0.01, false, 0, '1' );
$tp->recordQueryCompletion( "SQL 3", $now - 0.01, false, 0, '1' );
$tp->recordQueryCompletion( "SQL 4", $now - 0.01, false, 0, '1' );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordQueryCompletion( "SQL 1w", $now - 0.01, true, 2, '1' );
$tp->recordQueryCompletion( "SQL 2w", $now - 0.01, true, 5, '1' );
$tp->recordQueryCompletion( "SQL 3w", $now - 0.01, true, 3, '1' );
$tp->recordQueryCompletion( "SQL 4w", $now - 0.01, true, 1, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 1, 1 );
}
public function testSilence() {
$logger = $this->createMock( LoggerInterface::class );
$logger->expects( $this->never() )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'conns', 2, __METHOD__ );
$tp->setExpectation( 'masterConns', 0, __METHOD__ );
$tp->setExpectation( 'writes', 0, __METHOD__ );
$tp->setExpectation( 'writeQueryTime', 5, __METHOD__ );
$scope = $tp->silenceForScope();
$tp->recordConnection( 'srv1', 'enwiki', true );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordConnection( 'srv2', 'enwiki', false );
$tp->recordConnection( 'srv3', 'enwiki', false );
$tp->recordQueryCompletion( "SQL 1", $now - 10, true, 1, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 10, 1 );
unset( $scope );
}
public function testUnsilence() {
$logger = $this->createMock( LoggerInterface::class );
// 1 "masterConns" entry, 1 "conns" entry, 1 "writes" entry, 1 "writeQueryTime" entry
$logger->expects( $this->exactly( 4 ) )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'conns', 2, __METHOD__ );
$tp->setExpectation( 'masterConns', 0, __METHOD__ );
$tp->setExpectation( 'writes', 0, __METHOD__ );
$tp->setExpectation( 'writeQueryTime', 5, __METHOD__ );
$scope = $tp->silenceForScope();
$tp->recordConnection( 'srv1', 'enwiki', true );
$tp->transactionWritingIn( 'srv1', 'db1', '123', $now );
$tp->recordConnection( 'srv2', 'enwiki', false );
$tp->recordConnection( 'srv3', 'enwiki', false );
$tp->recordQueryCompletion( "SQL 1", $now - 10, true, 1, '1' );
$tp->transactionWritingOut( 'srv1', 'db1', '123', 10, 1 );
unset( $scope );
$tp->recordConnection( 'srv1', 'enwiki', true );
$tp->recordConnection( 'srv2', 'enwiki', false );
$tp->recordConnection( 'srv3', 'enwiki', false );
$tp->recordQueryCompletion( "SQL 2", $now - 10, true, 1, '1' );
}
public function testPartialSilence() {
$logger = $this->createMock( LoggerInterface::class );
// 1 entry for slow write
$logger->expects( $this->once() )->method( 'warning' );
$now = 1668108368.0;
$tp = new TransactionProfiler();
$tp->setMockTime( $now );
$tp->setLogger( $logger );
$tp->setExpectation( 'conns', 2, __METHOD__ );
$tp->setExpectation( 'masterConns', 0, __METHOD__ );
$tp->setExpectation( 'writes', 0, __METHOD__ );
$tp->setExpectation( 'writeQueryTime', 5, __METHOD__ );
$scope = $tp->silenceForScope( $tp::EXPECTATION_REPLICAS_ONLY );
$tp->recordConnection( 'srv1', 'enwiki', true );
$tp->recordConnection( 'srv2', 'enwiki', false );
$tp->recordQueryCompletion( "SQL 1", $now - 10, true, 1, '1' );
unset( $scope );
}
}
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