mirror of
https://github.com/danog/parallel.git
synced 2024-12-11 08:39:48 +01:00
126 lines
3.2 KiB
PHP
126 lines
3.2 KiB
PHP
<?php
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namespace Icicle\Tests\Concurrent\Sync;
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use Icicle\Concurrent\Sync\Lock;
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use Icicle\Concurrent\Sync\PosixSemaphore;
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use Icicle\Coroutine;
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use Icicle\Loop;
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use Icicle\Tests\Concurrent\TestCase;
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abstract class AbstractSemaphoreTest extends TestCase
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{
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/**
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* @var \Icicle\Concurrent\Sync\SemaphoreInterface
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*/
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protected $semaphore;
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/**
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* @return \Icicle\Concurrent\Sync\SemaphoreInterface
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*/
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abstract public function createSemaphore($locks);
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public function testCount()
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{
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$this->semaphore = new PosixSemaphore(4);
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$this->assertCount(4, $this->semaphore);
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$this->semaphore->free();
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}
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public function testAcquire()
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{
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Coroutine\create(function () {
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$this->semaphore = $this->createSemaphore(1);
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$lock = (yield $this->semaphore->acquire());
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$this->assertFalse($lock->isReleased());
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$lock->release();
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$this->assertTrue($lock->isReleased());
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})->done();
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Loop\run();
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}
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public function testAcquireMultiple()
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{
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$this->assertRunTimeGreaterThan(function () {
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$this->semaphore = $this->createSemaphore(1);
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Coroutine\create(function () {
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$lock1 = (yield $this->semaphore->acquire());
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Loop\timer(0.5, function () use ($lock1) {
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$lock1->release();
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});
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$lock2 = (yield $this->semaphore->acquire());
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Loop\timer(0.5, function () use ($lock2) {
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$lock2->release();
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});
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$lock3 = (yield $this->semaphore->acquire());
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Loop\timer(0.5, function () use ($lock3) {
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$lock3->release();
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});
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})->done();
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Loop\run();
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}, 1.5);
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}
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public function tesCloneIsSameSemaphore()
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{
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Coroutine\create(function () {
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$this->semaphore = $this->createSemaphore(1);
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$clone = clone $this->semaphore;
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$lock = (yield $clone->acquire());
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$this->assertCount(1, $this->semaphore);
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$this->assertCount(0, $clone);
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$lock->release();
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})->done();
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Loop\run();
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}
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public function testSerializedIsSameSemaphore()
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{
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Coroutine\create(function () {
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$this->semaphore = $this->createSemaphore(1);
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$unserialized = unserialize(serialize($this->semaphore));
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$lock = (yield $unserialized->acquire());
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$this->assertCount(0, $this->semaphore);
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$this->assertCount(0, $unserialized);
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$lock->release();
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})->done();
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Loop\run();
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}
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public function testSimultaneousAcquire()
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{
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$this->semaphore = $this->createSemaphore(1);
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$coroutine1 = new Coroutine\Coroutine($this->semaphore->acquire());
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$coroutine2 = new Coroutine\Coroutine($this->semaphore->acquire());
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$coroutine1->delay(0.5)->then(function (Lock $lock) {
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$lock->release();
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});
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$coroutine2->delay(0.5)->then(function (Lock $lock) {
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$lock->release();
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});
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$this->assertRunTimeGreaterThan('Icicle\Loop\run', 1);
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}
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}
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