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LazyLoadingGhostPerformanceTest.php
001 <?php
002 /*
003 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
004 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
005 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
006 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
007 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
008 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
009 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
010 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
011 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
012 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
013 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
014 *
015 * This software consists of voluntary contributions made by many individuals
016 * and is licensed under the MIT license.
017 */
018
019 namespace ProxyManagerTest\Functional;
020
021 use ProxyManager\Generator\ClassGenerator;
022 use ProxyManager\Generator\Util\UniqueIdentifierGenerator;
023 use ProxyManager\GeneratorStrategy\EvaluatingGeneratorStrategy;
024 use ProxyManager\Proxy\GhostObjectInterface;
025 use ProxyManager\ProxyGenerator\LazyLoadingGhostGenerator;
026 use ReflectionClass;
027
028 /**
029 * Tests for {@see \ProxyManager\ProxyGenerator\LazyLoadingGhostGenerator} produced objects
030 *
031 * @author Marco Pivetta <ocramius@gmail.com>
032 * @license MIT
033 *
034 * @group Performance
035 * @coversNothing
036 */
037 class LazyLoadingGhostPerformanceTest extends BaseLazyLoadingPerformanceTest
038 {
039 /**
040 * @outputBuffering
041 * @dataProvider getTestedClasses
042 *
043 * @param string $className
044 * @param array $methods
045 * @param array $properties
046 * @param \ReflectionProperty[] $reflectionProperties
047 *
048 * @return void
049 */
050 public function testProxyInstantiationPerformance(
051 $className,
052 array $methods,
053 array $properties,
054 array $reflectionProperties
055 ) {
056 $proxyName = $this->generateProxy($className);
057 $iterations = 20000;
058 $instances = array();
059 /* @var $proxies \ProxyManager\Proxy\GhostObjectInterface[] */
060 $proxies = array();
061 $realInstance = new $className();
062 $initializer = function (
063 GhostObjectInterface $proxy,
064 $method,
065 $params,
066 & $initializer
067 ) use (
068 $reflectionProperties,
069 $realInstance
070 ) {
071 $initializer = null;
072
073 foreach ($reflectionProperties as $reflectionProperty) {
074 $reflectionProperty->setValue($proxy, $reflectionProperty->getValue($realInstance));
075 }
076
077 return true;
078 };
079
080 $this->startCapturing();
081
082 for ($i = 0; $i < $iterations; $i += 1) {
083 $instances[] = new $className();
084 }
085
086 $baseProfile = $this->endCapturing(
087 'Instantiation for ' . $iterations . ' objects of type ' . $className . ': %fms / %fKb'
088 );
089 $this->startCapturing();
090
091 for ($i = 0; $i < $iterations; $i += 1) {
092 $proxies[] = new $proxyName($initializer);
093 }
094
095 $proxyProfile = $this->endCapturing(
096 'Instantiation for ' . $iterations . ' proxies of type ' . $className . ': %fms / %fKb'
097 );
098 $this->compareProfile($baseProfile, $proxyProfile);
099 $this->startCapturing();
100
101 foreach ($proxies as $proxy) {
102 $proxy->initializeProxy();
103 }
104
105 $this->endCapturing('Initialization of ' . $iterations . ' proxies of type ' . $className . ': %fms / %fKb');
106
107 foreach ($methods as $methodName => $parameters) {
108 $this->profileMethodAccess($className, $instances, $proxies, $methodName, $parameters);
109 }
110
111 foreach ($properties as $property) {
112 $this->profilePropertyWrites($className, $instances, $proxies, $property);
113 $this->profilePropertyReads($className, $instances, $proxies, $property);
114 $this->profilePropertyIsset($className, $instances, $proxies, $property);
115 $this->profilePropertyUnset($className, $instances, $proxies, $property);
116 }
117 }
118
119 /**
120 * @return array
121 */
122 public function getTestedClasses()
123 {
124 $testedClasses = array(
125 array('stdClass', array(), array()),
126 array('ProxyManagerTestAsset\\BaseClass', array('publicMethod' => array()), array('publicProperty')),
127 );
128
129 foreach ($testedClasses as $key => $testedClass) {
130 $reflectionProperties = array();
131 $reflectionClass = new ReflectionClass($testedClass[0]);
132
133 foreach ($reflectionClass->getProperties() as $property) {
134 $property->setAccessible(true);
135
136 $reflectionProperties[$property->getName()] = $property;
137 }
138
139 $testedClasses[$key][] = $reflectionProperties;
140 }
141
142 return $testedClasses;
143 }
144
145 /**
146 * {@inheritDoc}
147 */
148 protected function generateProxy($parentClassName)
149 {
150 $generatedClassName = __NAMESPACE__ . '\\' . UniqueIdentifierGenerator::getIdentifier('Foo');
151 $generator = new LazyLoadingGhostGenerator();
152 $generatedClass = new ClassGenerator($generatedClassName);
153 $strategy = new EvaluatingGeneratorStrategy();
154
155 $generator->generate(new ReflectionClass($parentClassName), $generatedClass);
156 $strategy->generate($generatedClass);
157
158 return $generatedClassName;
159 }
160 }
161