743 lines
19 KiB
PHP
743 lines
19 KiB
PHP
<?php
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/**
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* Holds tests for DatabaseMysqlBase class.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @author Antoine Musso
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* @copyright © 2013 Antoine Musso
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* @copyright © 2013 Wikimedia Foundation and contributors
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*/
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use Wikimedia\Rdbms\MySQLMasterPos;
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use Wikimedia\TestingAccessWrapper;
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class DatabaseMysqlBaseTest extends PHPUnit\Framework\TestCase {
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use MediaWikiCoversValidator;
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use PHPUnit4And6Compat;
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/**
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* @dataProvider provideDiapers
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* @covers Wikimedia\Rdbms\DatabaseMysqlBase::addIdentifierQuotes
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*/
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public function testAddIdentifierQuotes( $expected, $in ) {
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$db = $this->getMockBuilder( DatabaseMysqli::class )
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->disableOriginalConstructor()
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->setMethods( null )
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->getMock();
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$quoted = $db->addIdentifierQuotes( $in );
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$this->assertEquals( $expected, $quoted );
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}
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/**
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* Feeds testAddIdentifierQuotes
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*
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* Named per T22281 convention.
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*/
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public static function provideDiapers() {
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return [
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// Format: expected, input
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[ '``', '' ],
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// Yeah I really hate loosely typed PHP idiocies nowadays
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[ '``', null ],
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// Dear codereviewer, guess what addIdentifierQuotes()
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// will return with thoses:
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[ '``', false ],
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[ '`1`', true ],
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// We never know what could happen
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[ '`0`', 0 ],
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[ '`1`', 1 ],
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// Whatchout! Should probably use something more meaningful
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[ "`'`", "'" ], # single quote
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[ '`"`', '"' ], # double quote
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[ '````', '`' ], # backtick
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[ '`’`', '’' ], # apostrophe (look at your encyclopedia)
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// sneaky NUL bytes are lurking everywhere
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[ '``', "\0" ],
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[ '`xyzzy`', "\0x\0y\0z\0z\0y\0" ],
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// unicode chars
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[
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self::createUnicodeString( '`\u0001a\uFFFFb`' ),
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self::createUnicodeString( '\u0001a\uFFFFb' )
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],
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[
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self::createUnicodeString( '`\u0001\uFFFF`' ),
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self::createUnicodeString( '\u0001\u0000\uFFFF\u0000' )
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],
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[ '`☃`', '☃' ],
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[ '`メインページ`', 'メインページ' ],
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[ '`Басты_бет`', 'Басты_бет' ],
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// Real world:
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[ '`Alix`', 'Alix' ], # while( ! $recovered ) { sleep(); }
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[ '`Backtick: ```', 'Backtick: `' ],
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[ '`This is a test`', 'This is a test' ],
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];
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}
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private static function createUnicodeString( $str ) {
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return json_decode( '"' . $str . '"' );
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}
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private function getMockForViews() {
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$db = $this->getMockBuilder( DatabaseMysqli::class )
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->disableOriginalConstructor()
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->setMethods( [ 'fetchRow', 'query' ] )
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->getMock();
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$db->method( 'query' )
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->with( $this->anything() )
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->willReturn( new FakeResultWrapper( [
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(object)[ 'Tables_in_' => 'view1' ],
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(object)[ 'Tables_in_' => 'view2' ],
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(object)[ 'Tables_in_' => 'myview' ]
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] ) );
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return $db;
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}
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/**
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* @covers Wikimedia\Rdbms\DatabaseMysqlBase::listViews
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*/
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public function testListviews() {
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$db = $this->getMockForViews();
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$this->assertEquals( [ 'view1', 'view2', 'myview' ],
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$db->listViews() );
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// Prefix filtering
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$this->assertEquals( [ 'view1', 'view2' ],
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$db->listViews( 'view' ) );
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$this->assertEquals( [ 'myview' ],
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$db->listViews( 'my' ) );
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$this->assertEquals( [],
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$db->listViews( 'UNUSED_PREFIX' ) );
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$this->assertEquals( [ 'view1', 'view2', 'myview' ],
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$db->listViews( '' ) );
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}
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/**
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* @covers Wikimedia\Rdbms\MySQLMasterPos
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*/
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public function testBinLogName() {
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$pos = new MySQLMasterPos( "db1052.2424/4643", 1 );
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$this->assertEquals( "db1052", $pos->getLogName() );
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$this->assertEquals( "db1052.2424", $pos->getLogFile() );
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$this->assertEquals( [ 2424, 4643 ], $pos->getLogPosition() );
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}
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/**
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* @dataProvider provideComparePositions
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* @covers Wikimedia\Rdbms\MySQLMasterPos
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*/
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public function testHasReached(
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MySQLMasterPos $lowerPos, MySQLMasterPos $higherPos, $match, $hetero
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) {
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if ( $match ) {
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$this->assertTrue( $lowerPos->channelsMatch( $higherPos ) );
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if ( $hetero ) {
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// Each position is has one channel higher than the other
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$this->assertFalse( $higherPos->hasReached( $lowerPos ) );
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} else {
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$this->assertTrue( $higherPos->hasReached( $lowerPos ) );
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}
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$this->assertTrue( $lowerPos->hasReached( $lowerPos ) );
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$this->assertTrue( $higherPos->hasReached( $higherPos ) );
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$this->assertFalse( $lowerPos->hasReached( $higherPos ) );
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} else { // channels don't match
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$this->assertFalse( $lowerPos->channelsMatch( $higherPos ) );
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$this->assertFalse( $higherPos->hasReached( $lowerPos ) );
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$this->assertFalse( $lowerPos->hasReached( $higherPos ) );
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}
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}
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public static function provideComparePositions() {
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$now = microtime( true );
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return [
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// Binlog style
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[
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new MySQLMasterPos( 'db1034-bin.000976/843431247', $now ),
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new MySQLMasterPos( 'db1034-bin.000976/843431248', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( 'db1034-bin.000976/999', $now ),
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new MySQLMasterPos( 'db1034-bin.000976/1000', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( 'db1034-bin.000976/999', $now ),
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new MySQLMasterPos( 'db1035-bin.000976/1000', $now ),
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false,
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false
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],
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// MySQL GTID style
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[
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new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:1-23', $now ),
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new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:5-24', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:5-99', $now ),
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new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:1-100', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:1-99', $now ),
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new MySQLMasterPos( '1E11FA47-71CA-11E1-9E33-C80AA9429562:1-100', $now ),
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false,
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false
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],
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// MariaDB GTID style
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[
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new MySQLMasterPos( '255-11-23', $now ),
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new MySQLMasterPos( '255-11-24', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-99', $now ),
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new MySQLMasterPos( '255-11-100', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-999', $now ),
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new MySQLMasterPos( '254-11-1000', $now ),
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false,
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false
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],
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[
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new MySQLMasterPos( '255-11-23,256-12-50', $now ),
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new MySQLMasterPos( '255-11-24', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-99,256-12-50,257-12-50', $now ),
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new MySQLMasterPos( '255-11-1000', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-23,256-12-50', $now ),
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new MySQLMasterPos( '255-11-24,155-52-63', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-99,256-12-50,257-12-50', $now ),
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new MySQLMasterPos( '255-11-1000,256-12-51', $now ),
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true,
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false
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],
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[
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new MySQLMasterPos( '255-11-99,256-12-50', $now ),
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new MySQLMasterPos( '255-13-1000,256-14-49', $now ),
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true,
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true
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],
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[
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new MySQLMasterPos( '253-11-999,255-11-999', $now ),
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new MySQLMasterPos( '254-11-1000', $now ),
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false,
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false
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],
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];
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}
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/**
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* @dataProvider provideChannelPositions
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* @covers Wikimedia\Rdbms\MySQLMasterPos
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*/
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public function testChannelsMatch( MySQLMasterPos $pos1, MySQLMasterPos $pos2, $matches ) {
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$this->assertEquals( $matches, $pos1->channelsMatch( $pos2 ) );
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$this->assertEquals( $matches, $pos2->channelsMatch( $pos1 ) );
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$roundtripPos = new MySQLMasterPos( (string)$pos1, 1 );
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$this->assertEquals( (string)$pos1, (string)$roundtripPos );
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}
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public static function provideChannelPositions() {
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$now = microtime( true );
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return [
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[
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new MySQLMasterPos( 'db1034-bin.000876/44', $now ),
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new MySQLMasterPos( 'db1034-bin.000976/74', $now ),
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true
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],
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[
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new MySQLMasterPos( 'db1052-bin.000976/999', $now ),
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new MySQLMasterPos( 'db1052-bin.000976/1000', $now ),
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true
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],
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[
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new MySQLMasterPos( 'db1066-bin.000976/9999', $now ),
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new MySQLMasterPos( 'db1035-bin.000976/10000', $now ),
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false
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],
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[
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new MySQLMasterPos( 'db1066-bin.000976/9999', $now ),
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new MySQLMasterPos( 'trump2016.000976/10000', $now ),
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false
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],
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];
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}
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/**
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* @dataProvider provideCommonDomainGTIDs
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* @covers Wikimedia\Rdbms\MySQLMasterPos
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*/
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public function testCommonGtidDomains( MySQLMasterPos $pos, MySQLMasterPos $ref, $gtids ) {
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$this->assertEquals( $gtids, MySQLMasterPos::getCommonDomainGTIDs( $pos, $ref ) );
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}
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public static function provideCommonDomainGTIDs() {
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return [
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[
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new MySQLMasterPos( '255-13-99,256-12-50,257-14-50', 1 ),
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new MySQLMasterPos( '255-11-1000', 1 ),
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[ '255-13-99' ]
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],
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[
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new MySQLMasterPos(
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'2E11FA47-71CA-11E1-9E33-C80AA9429562:1-5,' .
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'3E11FA47-71CA-11E1-9E33-C80AA9429562:20-99,' .
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'7E11FA47-71CA-11E1-9E33-C80AA9429562:1-30',
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1
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),
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new MySQLMasterPos(
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'1E11FA47-71CA-11E1-9E33-C80AA9429562:30-100,' .
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'3E11FA47-71CA-11E1-9E33-C80AA9429562:30-66',
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1
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),
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[ '3E11FA47-71CA-11E1-9E33-C80AA9429562:20-99' ]
|
||
]
|
||
];
|
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}
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||
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/**
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* @dataProvider provideLagAmounts
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* @covers Wikimedia\Rdbms\DatabaseMysqlBase::getLag
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* @covers Wikimedia\Rdbms\DatabaseMysqlBase::getLagFromPtHeartbeat
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*/
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public function testPtHeartbeat( $lag ) {
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$db = $this->getMockBuilder( DatabaseMysqli::class )
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->disableOriginalConstructor()
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->setMethods( [
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'getLagDetectionMethod', 'getHeartbeatData', 'getMasterServerInfo' ] )
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->getMock();
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$db->method( 'getLagDetectionMethod' )
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->willReturn( 'pt-heartbeat' );
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$db->method( 'getMasterServerInfo' )
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->willReturn( [ 'serverId' => 172, 'asOf' => time() ] );
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// Fake the current time.
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list( $nowSecFrac, $nowSec ) = explode( ' ', microtime() );
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$now = (float)$nowSec + (float)$nowSecFrac;
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// Fake the heartbeat time.
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// Work arounds for weak DataTime microseconds support.
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$ptTime = $now - $lag;
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$ptSec = (int)$ptTime;
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$ptSecFrac = ( $ptTime - $ptSec );
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$ptDateTime = new DateTime( "@$ptSec" );
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$ptTimeISO = $ptDateTime->format( 'Y-m-d\TH:i:s' );
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$ptTimeISO .= ltrim( number_format( $ptSecFrac, 6 ), '0' );
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$db->method( 'getHeartbeatData' )
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->with( [ 'server_id' => 172 ] )
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->willReturn( [ $ptTimeISO, $now ] );
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$db->setLBInfo( 'clusterMasterHost', 'db1052' );
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$lagEst = $db->getLag();
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$this->assertGreaterThan( $lag - 0.010, $lagEst, "Correct heatbeat lag" );
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$this->assertLessThan( $lag + 0.010, $lagEst, "Correct heatbeat lag" );
|
||
}
|
||
|
||
public static function provideLagAmounts() {
|
||
return [
|
||
[ 0 ],
|
||
[ 0.3 ],
|
||
[ 6.5 ],
|
||
[ 10.1 ],
|
||
[ 200.2 ],
|
||
[ 400.7 ],
|
||
[ 600.22 ],
|
||
[ 1000.77 ],
|
||
];
|
||
}
|
||
|
||
/**
|
||
* @dataProvider provideGtidData
|
||
* @covers Wikimedia\Rdbms\MySQLMasterPos
|
||
* @covers Wikimedia\Rdbms\DatabaseMysqlBase::getReplicaPos
|
||
* @covers Wikimedia\Rdbms\DatabaseMysqlBase::getMasterPos
|
||
*/
|
||
public function testServerGtidTable( $gtable, $rBLtable, $mBLtable, $rGTIDs, $mGTIDs ) {
|
||
$db = $this->getMockBuilder( DatabaseMysqli::class )
|
||
->disableOriginalConstructor()
|
||
->setMethods( [
|
||
'useGTIDs',
|
||
'getServerGTIDs',
|
||
'getServerRoleStatus',
|
||
'getServerId',
|
||
'getServerUUID'
|
||
] )
|
||
->getMock();
|
||
|
||
$db->method( 'useGTIDs' )->willReturn( true );
|
||
$db->method( 'getServerGTIDs' )->willReturn( $gtable );
|
||
$db->method( 'getServerRoleStatus' )->willReturnCallback(
|
||
function ( $role ) use ( $rBLtable, $mBLtable ) {
|
||
if ( $role === 'SLAVE' ) {
|
||
return $rBLtable;
|
||
} elseif ( $role === 'MASTER' ) {
|
||
return $mBLtable;
|
||
}
|
||
|
||
return null;
|
||
}
|
||
);
|
||
$db->method( 'getServerId' )->willReturn( 1 );
|
||
$db->method( 'getServerUUID' )->willReturn( '2E11FA47-71CA-11E1-9E33-C80AA9429562' );
|
||
|
||
if ( is_array( $rGTIDs ) ) {
|
||
$this->assertEquals( $rGTIDs, $db->getReplicaPos()->getGTIDs() );
|
||
} else {
|
||
$this->assertEquals( false, $db->getReplicaPos() );
|
||
}
|
||
if ( is_array( $mGTIDs ) ) {
|
||
$this->assertEquals( $mGTIDs, $db->getMasterPos()->getGTIDs() );
|
||
} else {
|
||
$this->assertEquals( false, $db->getMasterPos() );
|
||
}
|
||
}
|
||
|
||
public static function provideGtidData() {
|
||
return [
|
||
// MariaDB
|
||
[
|
||
[
|
||
'gtid_domain_id' => 100,
|
||
'gtid_current_pos' => '100-13-77',
|
||
'gtid_binlog_pos' => '100-13-77',
|
||
'gtid_slave_pos' => null // master
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[
|
||
'File' => 'host.1600',
|
||
'Position' => '77'
|
||
],
|
||
[],
|
||
[ '100' => '100-13-77' ]
|
||
],
|
||
[
|
||
[
|
||
'gtid_domain_id' => 100,
|
||
'gtid_current_pos' => '100-13-77',
|
||
'gtid_binlog_pos' => '100-13-77',
|
||
'gtid_slave_pos' => '100-13-77' // replica
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[],
|
||
[ '100' => '100-13-77' ],
|
||
[ '100' => '100-13-77' ]
|
||
],
|
||
[
|
||
[
|
||
'gtid_current_pos' => '100-13-77',
|
||
'gtid_binlog_pos' => '100-13-77',
|
||
'gtid_slave_pos' => '100-13-77' // replica
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[],
|
||
[ '100' => '100-13-77' ],
|
||
[ '100' => '100-13-77' ]
|
||
],
|
||
// MySQL
|
||
[
|
||
[
|
||
'gtid_executed' => '2E11FA47-71CA-11E1-9E33-C80AA9429562:1-77'
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[], // only a replica
|
||
[ '2E11FA47-71CA-11E1-9E33-C80AA9429562'
|
||
=> '2E11FA47-71CA-11E1-9E33-C80AA9429562:1-77' ],
|
||
// replica/master use same var
|
||
[ '2E11FA47-71CA-11E1-9E33-C80AA9429562'
|
||
=> '2E11FA47-71CA-11E1-9E33-C80AA9429562:1-77' ],
|
||
],
|
||
[
|
||
[
|
||
'gtid_executed' => '2E11FA47-71CA-11E1-9E33-C80AA9429562:1-49,' .
|
||
'2E11FA47-71CA-11E1-9E33-C80AA9429562:51-77'
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[], // only a replica
|
||
[ '2E11FA47-71CA-11E1-9E33-C80AA9429562'
|
||
=> '2E11FA47-71CA-11E1-9E33-C80AA9429562:51-77' ],
|
||
// replica/master use same var
|
||
[ '2E11FA47-71CA-11E1-9E33-C80AA9429562'
|
||
=> '2E11FA47-71CA-11E1-9E33-C80AA9429562:51-77' ],
|
||
],
|
||
[
|
||
[
|
||
'gtid_executed' => null, // not enabled?
|
||
'gtid_binlog_pos' => null
|
||
],
|
||
[
|
||
'Relay_Master_Log_File' => 'host.1600',
|
||
'Exec_Master_Log_Pos' => '77'
|
||
],
|
||
[], // only a replica
|
||
[], // binlog fallback
|
||
false
|
||
],
|
||
[
|
||
[
|
||
'gtid_executed' => null, // not enabled?
|
||
'gtid_binlog_pos' => null
|
||
],
|
||
[], // no replication
|
||
[], // no replication
|
||
false,
|
||
false
|
||
]
|
||
];
|
||
}
|
||
|
||
/**
|
||
* @covers Wikimedia\Rdbms\MySQLMasterPos
|
||
*/
|
||
public function testSerialize() {
|
||
$pos = new MySQLMasterPos( '3E11FA47-71CA-11E1-9E33-C80AA9429562:99', 53636363 );
|
||
$roundtripPos = unserialize( serialize( $pos ) );
|
||
|
||
$this->assertEquals( $pos, $roundtripPos );
|
||
|
||
$pos = new MySQLMasterPos( '255-11-23', 53636363 );
|
||
$roundtripPos = unserialize( serialize( $pos ) );
|
||
|
||
$this->assertEquals( $pos, $roundtripPos );
|
||
}
|
||
|
||
/**
|
||
* @covers Wikimedia\Rdbms\DatabaseMysqlBase::isInsertSelectSafe
|
||
* @dataProvider provideInsertSelectCases
|
||
*/
|
||
public function testInsertSelectIsSafe( $insertOpts, $selectOpts, $row, $safe ) {
|
||
$db = $this->getMockBuilder( DatabaseMysqli::class )
|
||
->disableOriginalConstructor()
|
||
->setMethods( [ 'getReplicationSafetyInfo' ] )
|
||
->getMock();
|
||
$db->method( 'getReplicationSafetyInfo' )->willReturn( (object)$row );
|
||
$dbw = TestingAccessWrapper::newFromObject( $db );
|
||
|
||
$this->assertEquals( $safe, $dbw->isInsertSelectSafe( $insertOpts, $selectOpts ) );
|
||
}
|
||
|
||
public function provideInsertSelectCases() {
|
||
return [
|
||
[
|
||
[],
|
||
[],
|
||
[
|
||
'innodb_autoinc_lock_mode' => '2',
|
||
'binlog_format' => 'ROW',
|
||
],
|
||
true
|
||
],
|
||
[
|
||
[],
|
||
[ 'LIMIT' => 100 ],
|
||
[
|
||
'innodb_autoinc_lock_mode' => '2',
|
||
'binlog_format' => 'ROW',
|
||
],
|
||
true
|
||
],
|
||
[
|
||
[],
|
||
[ 'LIMIT' => 100 ],
|
||
[
|
||
'innodb_autoinc_lock_mode' => '0',
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
false
|
||
],
|
||
[
|
||
[],
|
||
[],
|
||
[
|
||
'innodb_autoinc_lock_mode' => '2',
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
false
|
||
],
|
||
[
|
||
[ 'NO_AUTO_COLUMNS' ],
|
||
[ 'LIMIT' => 100 ],
|
||
[
|
||
'innodb_autoinc_lock_mode' => '0',
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
false
|
||
],
|
||
[
|
||
[],
|
||
[],
|
||
[
|
||
'innodb_autoinc_lock_mode' => 0,
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
true
|
||
],
|
||
[
|
||
[ 'NO_AUTO_COLUMNS' ],
|
||
[],
|
||
[
|
||
'innodb_autoinc_lock_mode' => 2,
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
true
|
||
],
|
||
[
|
||
[ 'NO_AUTO_COLUMNS' ],
|
||
[],
|
||
[
|
||
'innodb_autoinc_lock_mode' => 0,
|
||
'binlog_format' => 'STATEMENT',
|
||
],
|
||
true
|
||
],
|
||
|
||
];
|
||
}
|
||
|
||
/**
|
||
* @covers \Wikimedia\Rdbms\DatabaseMysqlBase::buildIntegerCast
|
||
*/
|
||
public function testBuildIntegerCast() {
|
||
$db = $this->getMockBuilder( DatabaseMysqli::class )
|
||
->disableOriginalConstructor()
|
||
->setMethods( null )
|
||
->getMock();
|
||
$output = $db->buildIntegerCast( 'fieldName' );
|
||
$this->assertSame( 'CAST( fieldName AS SIGNED )', $output );
|
||
}
|
||
|
||
/*
|
||
* @covers Wikimedia\Rdbms\Database::setIndexAliases
|
||
*/
|
||
public function testIndexAliases() {
|
||
$db = $this->getMockBuilder( DatabaseMysqli::class )
|
||
->disableOriginalConstructor()
|
||
->setMethods( [ 'mysqlRealEscapeString' ] )
|
||
->getMock();
|
||
$db->method( 'mysqlRealEscapeString' )->willReturnCallback(
|
||
function ( $s ) {
|
||
return str_replace( "'", "\\'", $s );
|
||
}
|
||
);
|
||
|
||
$db->setIndexAliases( [ 'a_b_idx' => 'a_c_idx' ] );
|
||
$sql = $db->selectSQLText(
|
||
'zend', 'field', [ 'a' => 'x' ], __METHOD__, [ 'USE INDEX' => 'a_b_idx' ] );
|
||
|
||
$this->assertEquals(
|
||
"SELECT field FROM `zend` FORCE INDEX (a_c_idx) WHERE a = 'x' ",
|
||
$sql
|
||
);
|
||
|
||
$db->setIndexAliases( [] );
|
||
$sql = $db->selectSQLText(
|
||
'zend', 'field', [ 'a' => 'x' ], __METHOD__, [ 'USE INDEX' => 'a_b_idx' ] );
|
||
|
||
$this->assertEquals(
|
||
"SELECT field FROM `zend` FORCE INDEX (a_b_idx) WHERE a = 'x' ",
|
||
$sql
|
||
);
|
||
}
|
||
|
||
/**
|
||
* @covers Wikimedia\Rdbms\Database::setTableAliases
|
||
*/
|
||
public function testTableAliases() {
|
||
$db = $this->getMockBuilder( DatabaseMysqli::class )
|
||
->disableOriginalConstructor()
|
||
->setMethods( [ 'mysqlRealEscapeString' ] )
|
||
->getMock();
|
||
$db->method( 'mysqlRealEscapeString' )->willReturnCallback(
|
||
function ( $s ) {
|
||
return str_replace( "'", "\\'", $s );
|
||
}
|
||
);
|
||
|
||
$db->setTableAliases( [
|
||
'meow' => [ 'dbname' => 'feline', 'schema' => null, 'prefix' => 'cat_' ]
|
||
] );
|
||
$sql = $db->selectSQLText( 'meow', 'field', [ 'a' => 'x' ], __METHOD__ );
|
||
|
||
$this->assertEquals(
|
||
"SELECT field FROM `feline`.`cat_meow` WHERE a = 'x' ",
|
||
$sql
|
||
);
|
||
|
||
$db->setTableAliases( [] );
|
||
$sql = $db->selectSQLText( 'meow', 'field', [ 'a' => 'x' ], __METHOD__ );
|
||
|
||
$this->assertEquals(
|
||
"SELECT field FROM `meow` WHERE a = 'x' ",
|
||
$sql
|
||
);
|
||
}
|
||
}
|