6e9b4f0e9c
Per wikitech-l consensus: https://lists.wikimedia.org/pipermail/wikitech-l/2016-February/084821.html Notes: * Disabled CallTimePassByReference due to false positives (T127163) Change-Id: I2c8ce713ce6600a0bb7bf67537c87044c7a45c4b
43 lines
1.3 KiB
PHP
43 lines
1.3 KiB
PHP
<?php
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use Liuggio\StatsdClient\Entity\StatsdData;
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class SamplingStatsdClientTest extends PHPUnit_Framework_TestCase {
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/**
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* @dataProvider samplingDataProvider
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*/
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public function testSampling( $data, $sampleRate, $seed, $expectWrite ) {
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$sender = $this->getMock( 'Liuggio\StatsdClient\Sender\SenderInterface' );
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$sender->expects( $this->any() )->method( 'open' )->will( $this->returnValue( true ) );
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if ( $expectWrite ) {
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$sender->expects( $this->once() )->method( 'write' )
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->with( $this->anything(), $this->equalTo( $data ) );
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} else {
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$sender->expects( $this->never() )->method( 'write' );
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}
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mt_srand( $seed );
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$client = new SamplingStatsdClient( $sender );
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$client->send( $data, $sampleRate );
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}
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public function samplingDataProvider() {
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$unsampled = new StatsdData();
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$unsampled->setKey( 'foo' );
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$unsampled->setValue( 1 );
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$sampled = new StatsdData();
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$sampled->setKey( 'foo' );
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$sampled->setValue( 1 );
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$sampled->setSampleRate( '0.1' );
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return [
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// $data, $sampleRate, $seed, $expectWrite
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[ $unsampled, 1, 0 /*0.44*/, $unsampled ],
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[ $sampled, 1, 0 /*0.44*/, null ],
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[ $sampled, 1, 4 /*0.03*/, $sampled ],
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[ $unsampled, 0.1, 4 /*0.03*/, $sampled ],
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[ $sampled, 0.5, 0 /*0.44*/, null ],
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[ $sampled, 0.5, 4 /*0.03*/, $sampled ],
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];
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}
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}
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