+++ /dev/null
-<?php
-/**
- * Holds tests for DatabaseMysqlBase MediaWiki class.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- * http://www.gnu.org/copyleft/gpl.html
- *
- * @file
- * @author Antoine Musso
- * @copyright © 2013 Antoine Musso
- * @copyright © 2013 Wikimedia Foundation and contributors
- */
-
-use Wikimedia\Rdbms\TransactionProfiler;
-use Wikimedia\Rdbms\DatabaseDomain;
-use Wikimedia\Rdbms\MySQLMasterPos;
-use Wikimedia\Rdbms\DatabaseMysqlBase;
-
-/**
- * Fake class around abstract class so we can call concrete methods.
- */
-class FakeDatabaseMysqlBase extends DatabaseMysqlBase {
- // From Database
- function __construct() {
- $this->profiler = new ProfilerStub( [] );
- $this->trxProfiler = new TransactionProfiler();
- $this->cliMode = true;
- $this->connLogger = new \Psr\Log\NullLogger();
- $this->queryLogger = new \Psr\Log\NullLogger();
- $this->errorLogger = function ( Exception $e ) {
- wfWarn( get_class( $e ) . ": {$e->getMessage()}" );
- };
- $this->currentDomain = DatabaseDomain::newUnspecified();
- }
-
- protected function closeConnection() {
- }
-
- protected function doQuery( $sql ) {
- }
-
- // From DatabaseMysql
- protected function mysqlConnect( $realServer ) {
- }
-
- protected function mysqlSetCharset( $charset ) {
- }
-
- protected function mysqlFreeResult( $res ) {
- }
-
- protected function mysqlFetchObject( $res ) {
- }
-
- protected function mysqlFetchArray( $res ) {
- }
-
- protected function mysqlNumRows( $res ) {
- }
-
- protected function mysqlNumFields( $res ) {
- }
-
- protected function mysqlFieldName( $res, $n ) {
- }
-
- protected function mysqlFieldType( $res, $n ) {
- }
-
- protected function mysqlDataSeek( $res, $row ) {
- }
-
- protected function mysqlError( $conn = null ) {
- }
-
- protected function mysqlFetchField( $res, $n ) {
- }
-
- protected function mysqlRealEscapeString( $s ) {
- }
-
- function insertId() {
- }
-
- function lastErrno() {
- }
-
- function affectedRows() {
- }
-
- function getServerVersion() {
- }
-}
-
-class DatabaseMysqlBaseTest extends MediaWikiTestCase {
- /**
- * @dataProvider provideDiapers
- * @covers DatabaseMysqlBase::addIdentifierQuotes
- */
- public function testAddIdentifierQuotes( $expected, $in ) {
- $db = new FakeDatabaseMysqlBase();
- $quoted = $db->addIdentifierQuotes( $in );
- $this->assertEquals( $expected, $quoted );
- }
-
- /**
- * Feeds testAddIdentifierQuotes
- *
- * Named per T22281 convention.
- */
- function provideDiapers() {
- return [
- // Format: expected, input
- [ '``', '' ],
-
- // Yeah I really hate loosely typed PHP idiocies nowadays
- [ '``', null ],
-
- // Dear codereviewer, guess what addIdentifierQuotes()
- // will return with thoses:
- [ '``', false ],
- [ '`1`', true ],
-
- // We never know what could happen
- [ '`0`', 0 ],
- [ '`1`', 1 ],
-
- // Whatchout! Should probably use something more meaningful
- [ "`'`", "'" ], # single quote
- [ '`"`', '"' ], # double quote
- [ '````', '`' ], # backtick
- [ '`’`', '’' ], # apostrophe (look at your encyclopedia)
-
- // sneaky NUL bytes are lurking everywhere
- [ '``', "\0" ],
- [ '`xyzzy`', "\0x\0y\0z\0z\0y\0" ],
-
- // unicode chars
- [
- self::createUnicodeString( '`\u0001a\uFFFFb`' ),
- self::createUnicodeString( '\u0001a\uFFFFb' )
- ],
- [
- self::createUnicodeString( '`\u0001\uFFFF`' ),
- self::createUnicodeString( '\u0001\u0000\uFFFF\u0000' )
- ],
- [ '`☃`', '☃' ],
- [ '`メインページ`', 'メインページ' ],
- [ '`Басты_бет`', 'Басты_бет' ],
-
- // Real world:
- [ '`Alix`', 'Alix' ], # while( ! $recovered ) { sleep(); }
- [ '`Backtick: ```', 'Backtick: `' ],
- [ '`This is a test`', 'This is a test' ],
- ];
- }
-
- private static function createUnicodeString( $str ) {
- return json_decode( '"' . $str . '"' );
- }
-
- function getMockForViews() {
- $db = $this->getMockBuilder( 'DatabaseMysqli' )
- ->disableOriginalConstructor()
- ->setMethods( [ 'fetchRow', 'query' ] )
- ->getMock();
-
- $db->method( 'query' )
- ->with( $this->anything() )
- ->willReturn( new FakeResultWrapper( [
- (object)[ 'Tables_in_' => 'view1' ],
- (object)[ 'Tables_in_' => 'view2' ],
- (object)[ 'Tables_in_' => 'myview' ]
- ] ) );
-
- return $db;
- }
- /**
- * @covers DatabaseMysqlBase::listViews
- */
- function testListviews() {
- $db = $this->getMockForViews();
-
- $this->assertEquals( [ 'view1', 'view2', 'myview' ],
- $db->listViews() );
-
- // Prefix filtering
- $this->assertEquals( [ 'view1', 'view2' ],
- $db->listViews( 'view' ) );
- $this->assertEquals( [ 'myview' ],
- $db->listViews( 'my' ) );
- $this->assertEquals( [],
- $db->listViews( 'UNUSED_PREFIX' ) );
- $this->assertEquals( [ 'view1', 'view2', 'myview' ],
- $db->listViews( '' ) );
- }
-
- /**
- * @dataProvider provideComparePositions
- */
- function testHasReached( MySQLMasterPos $lowerPos, MySQLMasterPos $higherPos, $match ) {
- if ( $match ) {
- $this->assertTrue( $lowerPos->channelsMatch( $higherPos ) );
-
- $this->assertTrue( $higherPos->hasReached( $lowerPos ) );
- $this->assertTrue( $higherPos->hasReached( $higherPos ) );
- $this->assertTrue( $lowerPos->hasReached( $lowerPos ) );
- $this->assertFalse( $lowerPos->hasReached( $higherPos ) );
- } else { // channels don't match
- $this->assertFalse( $lowerPos->channelsMatch( $higherPos ) );
-
- $this->assertFalse( $higherPos->hasReached( $lowerPos ) );
- $this->assertFalse( $lowerPos->hasReached( $higherPos ) );
- }
- }
-
- function provideComparePositions() {
- return [
- // Binlog style
- [
- new MySQLMasterPos( 'db1034-bin.000976', '843431247' ),
- new MySQLMasterPos( 'db1034-bin.000976', '843431248' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1034-bin.000976', '999' ),
- new MySQLMasterPos( 'db1034-bin.000976', '1000' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1034-bin.000976', '999' ),
- new MySQLMasterPos( 'db1035-bin.000976', '1000' ),
- false
- ],
- // MySQL GTID style
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:23' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '3E11FA47-71CA-11E1-9E33-C80AA9429562:24' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:99' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '3E11FA47-71CA-11E1-9E33-C80AA9429562:100' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:99' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '1E11FA47-71CA-11E1-9E33-C80AA9429562:100' ),
- false
- ],
- // MariaDB GTID style
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '255-11-23' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '255-11-24' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '255-11-99' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '255-11-100' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1-bin.2', '1', '255-11-999' ),
- new MySQLMasterPos( 'db1-bin.2', '2', '254-11-1000' ),
- false
- ],
- ];
- }
-
- /**
- * @dataProvider provideChannelPositions
- */
- function testChannelsMatch( MySQLMasterPos $pos1, MySQLMasterPos $pos2, $matches ) {
- $this->assertEquals( $matches, $pos1->channelsMatch( $pos2 ) );
- $this->assertEquals( $matches, $pos2->channelsMatch( $pos1 ) );
- }
-
- function provideChannelPositions() {
- return [
- [
- new MySQLMasterPos( 'db1034-bin.000876', '44' ),
- new MySQLMasterPos( 'db1034-bin.000976', '74' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1052-bin.000976', '999' ),
- new MySQLMasterPos( 'db1052-bin.000976', '1000' ),
- true
- ],
- [
- new MySQLMasterPos( 'db1066-bin.000976', '9999' ),
- new MySQLMasterPos( 'db1035-bin.000976', '10000' ),
- false
- ],
- [
- new MySQLMasterPos( 'db1066-bin.000976', '9999' ),
- new MySQLMasterPos( 'trump2016.000976', '10000' ),
- false
- ],
- ];
- }
-
- /**
- * @dataProvider provideLagAmounts
- */
- function testPtHeartbeat( $lag ) {
- $db = $this->getMockBuilder( 'DatabaseMysqli' )
- ->disableOriginalConstructor()
- ->setMethods( [
- 'getLagDetectionMethod', 'getHeartbeatData', 'getMasterServerInfo' ] )
- ->getMock();
-
- $db->method( 'getLagDetectionMethod' )
- ->willReturn( 'pt-heartbeat' );
-
- $db->method( 'getMasterServerInfo' )
- ->willReturn( [ 'serverId' => 172, 'asOf' => time() ] );
-
- // Fake the current time.
- list( $nowSecFrac, $nowSec ) = explode( ' ', microtime() );
- $now = (float)$nowSec + (float)$nowSecFrac;
- // Fake the heartbeat time.
- // Work arounds for weak DataTime microseconds support.
- $ptTime = $now - $lag;
- $ptSec = (int)$ptTime;
- $ptSecFrac = ( $ptTime - $ptSec );
- $ptDateTime = new DateTime( "@$ptSec" );
- $ptTimeISO = $ptDateTime->format( 'Y-m-d\TH:i:s' );
- $ptTimeISO .= ltrim( number_format( $ptSecFrac, 6 ), '0' );
-
- $db->method( 'getHeartbeatData' )
- ->with( [ 'server_id' => 172 ] )
- ->willReturn( [ $ptTimeISO, $now ] );
-
- $db->setLBInfo( 'clusterMasterHost', 'db1052' );
- $lagEst = $db->getLag();
-
- $this->assertGreaterThan( $lag - .010, $lagEst, "Correct heatbeat lag" );
- $this->assertLessThan( $lag + .010, $lagEst, "Correct heatbeat lag" );
- }
-
- function provideLagAmounts() {
- return [
- [ 0 ],
- [ 0.3 ],
- [ 6.5 ],
- [ 10.1 ],
- [ 200.2 ],
- [ 400.7 ],
- [ 600.22 ],
- [ 1000.77 ],
- ];
- }
-}
--- /dev/null
+<?php
+/**
+ * Holds tests for DatabaseMysqlBase class.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ * http://www.gnu.org/copyleft/gpl.html
+ *
+ * @file
+ * @author Antoine Musso
+ * @copyright © 2013 Antoine Musso
+ * @copyright © 2013 Wikimedia Foundation and contributors
+ */
+
+use Wikimedia\Rdbms\TransactionProfiler;
+use Wikimedia\Rdbms\DatabaseDomain;
+use Wikimedia\Rdbms\MySQLMasterPos;
+use Wikimedia\Rdbms\DatabaseMysqlBase;
+
+/**
+ * Fake class around abstract class so we can call concrete methods.
+ */
+class FakeDatabaseMysqlBase extends DatabaseMysqlBase {
+ // From Database
+ function __construct() {
+ $this->profiler = new ProfilerStub( [] );
+ $this->trxProfiler = new TransactionProfiler();
+ $this->cliMode = true;
+ $this->connLogger = new \Psr\Log\NullLogger();
+ $this->queryLogger = new \Psr\Log\NullLogger();
+ $this->errorLogger = function ( Exception $e ) {
+ wfWarn( get_class( $e ) . ": {$e->getMessage()}" );
+ };
+ $this->currentDomain = DatabaseDomain::newUnspecified();
+ }
+
+ protected function closeConnection() {
+ }
+
+ protected function doQuery( $sql ) {
+ }
+
+ // From DatabaseMysql
+ protected function mysqlConnect( $realServer ) {
+ }
+
+ protected function mysqlSetCharset( $charset ) {
+ }
+
+ protected function mysqlFreeResult( $res ) {
+ }
+
+ protected function mysqlFetchObject( $res ) {
+ }
+
+ protected function mysqlFetchArray( $res ) {
+ }
+
+ protected function mysqlNumRows( $res ) {
+ }
+
+ protected function mysqlNumFields( $res ) {
+ }
+
+ protected function mysqlFieldName( $res, $n ) {
+ }
+
+ protected function mysqlFieldType( $res, $n ) {
+ }
+
+ protected function mysqlDataSeek( $res, $row ) {
+ }
+
+ protected function mysqlError( $conn = null ) {
+ }
+
+ protected function mysqlFetchField( $res, $n ) {
+ }
+
+ protected function mysqlRealEscapeString( $s ) {
+ }
+
+ function insertId() {
+ }
+
+ function lastErrno() {
+ }
+
+ function affectedRows() {
+ }
+
+ function getServerVersion() {
+ }
+}
+
+class DatabaseMysqlBaseTest extends PHPUnit_Framework_TestCase {
+ /**
+ * @dataProvider provideDiapers
+ * @covers DatabaseMysqlBase::addIdentifierQuotes
+ */
+ public function testAddIdentifierQuotes( $expected, $in ) {
+ $db = new FakeDatabaseMysqlBase();
+ $quoted = $db->addIdentifierQuotes( $in );
+ $this->assertEquals( $expected, $quoted );
+ }
+
+ /**
+ * Feeds testAddIdentifierQuotes
+ *
+ * Named per T22281 convention.
+ */
+ public static function provideDiapers() {
+ return [
+ // Format: expected, input
+ [ '``', '' ],
+
+ // Yeah I really hate loosely typed PHP idiocies nowadays
+ [ '``', null ],
+
+ // Dear codereviewer, guess what addIdentifierQuotes()
+ // will return with thoses:
+ [ '``', false ],
+ [ '`1`', true ],
+
+ // We never know what could happen
+ [ '`0`', 0 ],
+ [ '`1`', 1 ],
+
+ // Whatchout! Should probably use something more meaningful
+ [ "`'`", "'" ], # single quote
+ [ '`"`', '"' ], # double quote
+ [ '````', '`' ], # backtick
+ [ '`’`', '’' ], # apostrophe (look at your encyclopedia)
+
+ // sneaky NUL bytes are lurking everywhere
+ [ '``', "\0" ],
+ [ '`xyzzy`', "\0x\0y\0z\0z\0y\0" ],
+
+ // unicode chars
+ [
+ self::createUnicodeString( '`\u0001a\uFFFFb`' ),
+ self::createUnicodeString( '\u0001a\uFFFFb' )
+ ],
+ [
+ self::createUnicodeString( '`\u0001\uFFFF`' ),
+ self::createUnicodeString( '\u0001\u0000\uFFFF\u0000' )
+ ],
+ [ '`☃`', '☃' ],
+ [ '`メインページ`', 'メインページ' ],
+ [ '`Басты_бет`', 'Басты_бет' ],
+
+ // Real world:
+ [ '`Alix`', 'Alix' ], # while( ! $recovered ) { sleep(); }
+ [ '`Backtick: ```', 'Backtick: `' ],
+ [ '`This is a test`', 'This is a test' ],
+ ];
+ }
+
+ private static function createUnicodeString( $str ) {
+ return json_decode( '"' . $str . '"' );
+ }
+
+ private function getMockForViews() {
+ $db = $this->getMockBuilder( 'DatabaseMysqli' )
+ ->disableOriginalConstructor()
+ ->setMethods( [ 'fetchRow', 'query' ] )
+ ->getMock();
+
+ $db->method( 'query' )
+ ->with( $this->anything() )
+ ->willReturn( new FakeResultWrapper( [
+ (object)[ 'Tables_in_' => 'view1' ],
+ (object)[ 'Tables_in_' => 'view2' ],
+ (object)[ 'Tables_in_' => 'myview' ]
+ ] ) );
+
+ return $db;
+ }
+
+ /**
+ * @covers DatabaseMysqlBase::listViews
+ */
+ public function testListviews() {
+ $db = $this->getMockForViews();
+
+ $this->assertEquals( [ 'view1', 'view2', 'myview' ],
+ $db->listViews() );
+
+ // Prefix filtering
+ $this->assertEquals( [ 'view1', 'view2' ],
+ $db->listViews( 'view' ) );
+ $this->assertEquals( [ 'myview' ],
+ $db->listViews( 'my' ) );
+ $this->assertEquals( [],
+ $db->listViews( 'UNUSED_PREFIX' ) );
+ $this->assertEquals( [ 'view1', 'view2', 'myview' ],
+ $db->listViews( '' ) );
+ }
+
+ /**
+ * @dataProvider provideComparePositions
+ * @covers MySQLMasterPos
+ */
+ public function testHasReached( MySQLMasterPos $lowerPos, MySQLMasterPos $higherPos, $match ) {
+ if ( $match ) {
+ $this->assertTrue( $lowerPos->channelsMatch( $higherPos ) );
+
+ $this->assertTrue( $higherPos->hasReached( $lowerPos ) );
+ $this->assertTrue( $higherPos->hasReached( $higherPos ) );
+ $this->assertTrue( $lowerPos->hasReached( $lowerPos ) );
+ $this->assertFalse( $lowerPos->hasReached( $higherPos ) );
+ } else { // channels don't match
+ $this->assertFalse( $lowerPos->channelsMatch( $higherPos ) );
+
+ $this->assertFalse( $higherPos->hasReached( $lowerPos ) );
+ $this->assertFalse( $lowerPos->hasReached( $higherPos ) );
+ }
+ }
+
+ public static function provideComparePositions() {
+ return [
+ // Binlog style
+ [
+ new MySQLMasterPos( 'db1034-bin.000976', '843431247' ),
+ new MySQLMasterPos( 'db1034-bin.000976', '843431248' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1034-bin.000976', '999' ),
+ new MySQLMasterPos( 'db1034-bin.000976', '1000' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1034-bin.000976', '999' ),
+ new MySQLMasterPos( 'db1035-bin.000976', '1000' ),
+ false
+ ],
+ // MySQL GTID style
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:23' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '3E11FA47-71CA-11E1-9E33-C80AA9429562:24' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:99' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '3E11FA47-71CA-11E1-9E33-C80AA9429562:100' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '3E11FA47-71CA-11E1-9E33-C80AA9429562:99' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '1E11FA47-71CA-11E1-9E33-C80AA9429562:100' ),
+ false
+ ],
+ // MariaDB GTID style
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '255-11-23' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '255-11-24' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '255-11-99' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '255-11-100' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1-bin.2', '1', '255-11-999' ),
+ new MySQLMasterPos( 'db1-bin.2', '2', '254-11-1000' ),
+ false
+ ],
+ ];
+ }
+
+ /**
+ * @dataProvider provideChannelPositions
+ * @covers MySQLMasterPos
+ */
+ public function testChannelsMatch( MySQLMasterPos $pos1, MySQLMasterPos $pos2, $matches ) {
+ $this->assertEquals( $matches, $pos1->channelsMatch( $pos2 ) );
+ $this->assertEquals( $matches, $pos2->channelsMatch( $pos1 ) );
+ }
+
+ public static function provideChannelPositions() {
+ return [
+ [
+ new MySQLMasterPos( 'db1034-bin.000876', '44' ),
+ new MySQLMasterPos( 'db1034-bin.000976', '74' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1052-bin.000976', '999' ),
+ new MySQLMasterPos( 'db1052-bin.000976', '1000' ),
+ true
+ ],
+ [
+ new MySQLMasterPos( 'db1066-bin.000976', '9999' ),
+ new MySQLMasterPos( 'db1035-bin.000976', '10000' ),
+ false
+ ],
+ [
+ new MySQLMasterPos( 'db1066-bin.000976', '9999' ),
+ new MySQLMasterPos( 'trump2016.000976', '10000' ),
+ false
+ ],
+ ];
+ }
+
+ /**
+ * @dataProvider provideLagAmounts
+ * @covers DatabaseMysqlBase::getLag
+ * @covers DatabaseMysqlBase::getLagFromPtHeartbeat
+ */
+ public function testPtHeartbeat( $lag ) {
+ $db = $this->getMockBuilder( 'DatabaseMysqli' )
+ ->disableOriginalConstructor()
+ ->setMethods( [
+ 'getLagDetectionMethod', 'getHeartbeatData', 'getMasterServerInfo' ] )
+ ->getMock();
+
+ $db->method( 'getLagDetectionMethod' )
+ ->willReturn( 'pt-heartbeat' );
+
+ $db->method( 'getMasterServerInfo' )
+ ->willReturn( [ 'serverId' => 172, 'asOf' => time() ] );
+
+ // Fake the current time.
+ list( $nowSecFrac, $nowSec ) = explode( ' ', microtime() );
+ $now = (float)$nowSec + (float)$nowSecFrac;
+ // Fake the heartbeat time.
+ // Work arounds for weak DataTime microseconds support.
+ $ptTime = $now - $lag;
+ $ptSec = (int)$ptTime;
+ $ptSecFrac = ( $ptTime - $ptSec );
+ $ptDateTime = new DateTime( "@$ptSec" );
+ $ptTimeISO = $ptDateTime->format( 'Y-m-d\TH:i:s' );
+ $ptTimeISO .= ltrim( number_format( $ptSecFrac, 6 ), '0' );
+
+ $db->method( 'getHeartbeatData' )
+ ->with( [ 'server_id' => 172 ] )
+ ->willReturn( [ $ptTimeISO, $now ] );
+
+ $db->setLBInfo( 'clusterMasterHost', 'db1052' );
+ $lagEst = $db->getLag();
+
+ $this->assertGreaterThan( $lag - .010, $lagEst, "Correct heatbeat lag" );
+ $this->assertLessThan( $lag + .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 ],
+ ];
+ }
+}
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