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PoolCounterTest.php
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PoolCounterTest.php
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<?php
use MediaWiki\PoolCounter\PoolCounter;
/**
* @covers \MediaWiki\PoolCounter\PoolCounter
*/
class PoolCounterTest extends MediaWikiUnitTestCase {
public function testConstruct() {
$poolCounterConfig = [
'class' => 'PoolCounterMock',
'timeout' => 10,
'workers' => 10,
'maxqueue' => 100,
];
$poolCounter = $this->getMockBuilder( PoolCounterAbstractMock::class )
->setConstructorArgs( [ $poolCounterConfig, 'testCounter', 'someKey' ] )
->onlyMethods( [] )
->getMockForAbstractClass();
$this->assertInstanceOf( PoolCounter::class, $poolCounter );
}
public function testConstructWithSlots() {
$poolCounterConfig = [
'class' => 'PoolCounterMock',
'timeout' => 10,
'workers' => 10,
'slots' => 2,
'maxqueue' => 100,
];
$poolCounter = $this->getMockBuilder( PoolCounterAbstractMock::class )
->setConstructorArgs( [ $poolCounterConfig, 'testCounter', 'key' ] )
->onlyMethods( [] ) // don't mock anything
->getMockForAbstractClass();
$this->assertInstanceOf( PoolCounter::class, $poolCounter );
}
public function testHashKeyIntoSlots() {
$poolCounter = $this->createMock( PoolCounterAbstractMock::class );
$hashKeyIntoSlots = new ReflectionMethod( $poolCounter, 'hashKeyIntoSlots' );
$hashKeyIntoSlots->setAccessible( true );
$keysWithTwoSlots = $keysWithFiveSlots = [];
foreach ( range( 1, 100 ) as $i ) {
$keysWithTwoSlots[] = $hashKeyIntoSlots->invoke( $poolCounter, 'test', 'key ' . $i, 2 );
$keysWithFiveSlots[] = $hashKeyIntoSlots->invoke( $poolCounter, 'test', 'key ' . $i, 5 );
}
$twoSlotKeys = [];
for ( $i = 0; $i <= 1; $i++ ) {
$twoSlotKeys[] = "test:$i";
}
$fiveSlotKeys = [];
for ( $i = 0; $i <= 4; $i++ ) {
$fiveSlotKeys[] = "test:$i";
}
$this->assertArrayEquals( $twoSlotKeys, array_unique( $keysWithTwoSlots ) );
$this->assertArrayEquals( $fiveSlotKeys, array_unique( $keysWithFiveSlots ) );
// make sure it is deterministic
$this->assertEquals(
$hashKeyIntoSlots->invoke( $poolCounter, 'test', 'asdfgh', 1000 ),
$hashKeyIntoSlots->invoke( $poolCounter, 'test', 'asdfgh', 1000 )
);
}
}
// We will use this class with getMockForAbstractClass to create a concrete mock class.
// That call will die if the contructor is not public, unless we use disableOriginalConstructor(),
// in which case we could not test the constructor.
abstract class PoolCounterAbstractMock extends PoolCounter {
public function __construct( ...$args ) {
parent::__construct( ...$args );
}
}

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