mirror of
https://github.com/danog/parallel.git
synced 2024-12-13 01:27:24 +01:00
114 lines
2.6 KiB
PHP
114 lines
2.6 KiB
PHP
<?php
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namespace Icicle\Tests\Concurrent\Sync;
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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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/**
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* @group posix
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* @requires extension sysvmsg
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*/
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class PosixSemaphoreTest extends TestCase
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{
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public function testFree()
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{
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$semaphore = new PosixSemaphore(1);
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$this->assertFalse($semaphore->isFreed());
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$semaphore->free();
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$this->assertTrue($semaphore->isFreed());
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}
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public function testCount()
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{
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$semaphore = new PosixSemaphore(4);
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$this->assertCount(4, $semaphore);
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$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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$semaphore = new PosixSemaphore(1);
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$lock = (yield $semaphore->acquire());
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$lock->release();
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$this->assertTrue($lock->isReleased());
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$semaphore->free();
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});
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Loop\run();
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}
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public function testAcquireMultiple()
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{
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$this->assertRunTimeBetween(function () {
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$semaphore = new PosixSemaphore(1);
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Coroutine\create(function () use ($semaphore) {
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$lock1 = (yield $semaphore->acquire());
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Loop\timer(0.5, function () use ($lock1) {
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$lock1->release();
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});
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$lock2 = (yield $semaphore->acquire());
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Loop\timer(0.5, function () use ($lock2) {
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$lock2->release();
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});
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$lock3 = (yield $semaphore->acquire());
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Loop\timer(0.5, function () use ($lock3) {
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$lock3->release();
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});
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});
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Loop\run();
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$semaphore->free();
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}, 1.5, 1.65);
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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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$semaphore = new PosixSemaphore(1);
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$clone = clone $semaphore;
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$lock = (yield $clone->acquire());
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$this->assertCount(0, $semaphore);
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$this->assertCount(0, $clone);
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$lock->release();
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$semaphore->free();
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});
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Loop\run();
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}
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public function testSerializedIsSameSemaphore()
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{
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Coroutine\create(function () {
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$semaphore = new PosixSemaphore(1);
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$unserialized = unserialize(serialize($semaphore));
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$lock = (yield $unserialized->acquire());
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$this->assertCount(0, $semaphore);
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$this->assertCount(0, $unserialized);
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$lock->release();
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$semaphore->free();
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});
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Loop\run();
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}
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}
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