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<?php
use Wikimedia\Rdbms\IDatabase;
use Wikimedia\Rdbms\DatabasePostgres;
use Wikimedia\ScopedCallback;
use Wikimedia\TestingAccessWrapper;
/**
* @group Database
*/
class DatabasePostgresTest extends MediaWikiTestCase {
private function doTestInsertIgnore() {
$reset = new ScopedCallback( function () {
if ( $this->db->explicitTrxActive() ) {
$this->db->rollback( __METHOD__ );
}
$this->db->query( 'DROP TABLE IF EXISTS ' . $this->db->tableName( 'foo' ) );
} );
$this->db->query(
"CREATE TEMPORARY TABLE {$this->db->tableName( 'foo' )} (i INTEGER NOT NULL PRIMARY KEY)"
);
$this->db->insert( 'foo', [ [ 'i' => 1 ], [ 'i' => 2 ] ], __METHOD__ );
// Normal INSERT IGNORE
$this->db->begin( __METHOD__ );
$this->db->insert(
'foo', [ [ 'i' => 3 ], [ 'i' => 2 ], [ 'i' => 5 ] ], __METHOD__, [ 'IGNORE' ]
);
$this->assertSame( 2, $this->db->affectedRows() );
$this->assertSame(
[ '1', '2', '3', '5' ],
$this->db->selectFieldValues( 'foo', 'i', [], __METHOD__, [ 'ORDER BY' => 'i' ] )
);
$this->db->rollback( __METHOD__ );
// INSERT IGNORE doesn't ignore stuff like NOT NULL violations
$this->db->begin( __METHOD__ );
$this->db->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
try {
$this->db->insert(
'foo', [ [ 'i' => 7 ], [ 'i' => null ] ], __METHOD__, [ 'IGNORE' ]
);
$this->db->endAtomic( __METHOD__ );
$this->fail( 'Expected exception not thrown' );
} catch ( DBQueryError $e ) {
$this->assertSame( 0, $this->db->affectedRows() );
$this->db->cancelAtomic( __METHOD__ );
}
$this->assertSame(
[ '1', '2' ],
$this->db->selectFieldValues( 'foo', 'i', [], __METHOD__, [ 'ORDER BY' => 'i' ] )
);
$this->db->rollback( __METHOD__ );
}
/**
* @covers Wikimedia\Rdbms\DatabasePostgres::insert
*/
public function testInsertIgnoreOld() {
if ( !$this->db instanceof DatabasePostgres ) {
$this->markTestSkipped( 'Not PostgreSQL' );
}
if ( $this->db->getServerVersion() < 9.5 ) {
$this->doTestInsertIgnore();
} else {
// Hack version to make it take the old code path
$w = TestingAccessWrapper::newFromObject( $this->db );
$oldVer = $w->numericVersion;
$w->numericVersion = 9.4;
try {
$this->doTestInsertIgnore();
} finally {
$w->numericVersion = $oldVer;
}
}
}
/**
* @covers Wikimedia\Rdbms\DatabasePostgres::insert
*/
public function testInsertIgnoreNew() {
if ( !$this->db instanceof DatabasePostgres ) {
$this->markTestSkipped( 'Not PostgreSQL' );
}
if ( $this->db->getServerVersion() < 9.5 ) {
$this->markTestSkipped( 'PostgreSQL version is ' . $this->db->getServerVersion() );
}
$this->doTestInsertIgnore();
}
private function doTestInsertSelectIgnore() {
$reset = new ScopedCallback( function () {
if ( $this->db->explicitTrxActive() ) {
$this->db->rollback( __METHOD__ );
}
$this->db->query( 'DROP TABLE IF EXISTS ' . $this->db->tableName( 'foo' ) );
$this->db->query( 'DROP TABLE IF EXISTS ' . $this->db->tableName( 'bar' ) );
} );
$this->db->query(
"CREATE TEMPORARY TABLE {$this->db->tableName( 'foo' )} (i INTEGER)"
);
$this->db->query(
"CREATE TEMPORARY TABLE {$this->db->tableName( 'bar' )} (i INTEGER NOT NULL PRIMARY KEY)"
);
$this->db->insert( 'bar', [ [ 'i' => 1 ], [ 'i' => 2 ] ], __METHOD__ );
// Normal INSERT IGNORE
$this->db->begin( __METHOD__ );
$this->db->insert( 'foo', [ [ 'i' => 3 ], [ 'i' => 2 ], [ 'i' => 5 ] ], __METHOD__ );
$this->db->insertSelect( 'bar', 'foo', [ 'i' => 'i' ], [], __METHOD__, [ 'IGNORE' ] );
$this->assertSame( 2, $this->db->affectedRows() );
$this->assertSame(
[ '1', '2', '3', '5' ],
$this->db->selectFieldValues( 'bar', 'i', [], __METHOD__, [ 'ORDER BY' => 'i' ] )
);
$this->db->rollback( __METHOD__ );
// INSERT IGNORE doesn't ignore stuff like NOT NULL violations
$this->db->begin( __METHOD__ );
$this->db->insert( 'foo', [ [ 'i' => 7 ], [ 'i' => null ] ], __METHOD__ );
$this->db->startAtomic( __METHOD__, IDatabase::ATOMIC_CANCELABLE );
try {
$this->db->insertSelect( 'bar', 'foo', [ 'i' => 'i' ], [], __METHOD__, [ 'IGNORE' ] );
$this->db->endAtomic( __METHOD__ );
$this->fail( 'Expected exception not thrown' );
} catch ( DBQueryError $e ) {
$this->assertSame( 0, $this->db->affectedRows() );
$this->db->cancelAtomic( __METHOD__ );
}
$this->assertSame(
[ '1', '2' ],
$this->db->selectFieldValues( 'bar', 'i', [], __METHOD__, [ 'ORDER BY' => 'i' ] )
);
$this->db->rollback( __METHOD__ );
}
/**
* @covers Wikimedia\Rdbms\DatabasePostgres::nativeInsertSelect
*/
public function testInsertSelectIgnoreOld() {
if ( !$this->db instanceof DatabasePostgres ) {
$this->markTestSkipped( 'Not PostgreSQL' );
}
if ( $this->db->getServerVersion() < 9.5 ) {
$this->doTestInsertSelectIgnore();
} else {
// Hack version to make it take the old code path
$w = TestingAccessWrapper::newFromObject( $this->db );
$oldVer = $w->numericVersion;
$w->numericVersion = 9.4;
try {
$this->doTestInsertSelectIgnore();
} finally {
$w->numericVersion = $oldVer;
}
}
}
/**
* @covers Wikimedia\Rdbms\DatabasePostgres::nativeInsertSelect
*/
public function testInsertSelectIgnoreNew() {
if ( !$this->db instanceof DatabasePostgres ) {
$this->markTestSkipped( 'Not PostgreSQL' );
}
if ( $this->db->getServerVersion() < 9.5 ) {
$this->markTestSkipped( 'PostgreSQL version is ' . $this->db->getServerVersion() );
}
$this->doTestInsertSelectIgnore();
}
}
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