research.php

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<?php

/**
 * Research Object
 *
 * This object contains one research and it runs some tests.
 *
 * @author Wouter J
 * @since Version 1.0
 */

class Research
{
    /**
     * All tests in this research
     *
     * @access protected
     * @var Array
     */

    protected $tests = Array();

    /**
     * The name of the research
     *
     * @access protected
     * @var String
     */

    protected $name;

    /**
     * The times results
     *
     * @access protected
     * @var Array
     */

    protected $times = Array();

    /**
     * The percentage results
     *
     * @access protected
     * @var Array
     */

    protected $percentages = Array();

    /**
     * How may times the test would repeated. Default: 1000
     *
     * @access protected
     * @var Int
     */

    protected $repeat = 1000;

    /**
     * The constructor
     *
     * Set up the name of the research.
     *
     * @param string $name The name of the research
     * @return void
     */

    public function __construct( $name )
    {

        $this->name = (string) $name;
    }


    /**
     * addTest
     *
     * With this method you can add tests to the research
     *
     * @param object $test The test object
     * @return void
     */

    public function addTest( Test $test )
    {

        $this->tests[$test->getName()] = $test;
    }


    /**
     * setRepeat
     *
     * Set a number how much the test would repeated
     *
     * @param int $repeat The repeat count
     * @return void
     */

    public function setRepeat( $repeat )
    {

        $this->repeat = $repeat;
    }


    /**
     * runTests
     *
     * Run all tests
     *
     * @return void
     */

    public function runTests()
    {

        foreach( $this->tests as $name => $test )
        {

            ob_start();
            Timer::start();
            for( $i=0; $i < $this->repeat; $i++ )
            {

                Timer::setMarker('Test-'.$i.'-start');
                $test->run();
                Timer::setMarker('Test-'.$i.'-end');
            }

            Timer::end();
            $this->times[$name] = Timer::getResult();

            unset($time);
            ob_end_clean();
        }


        $this->countPercentages();
    }


    /**
     * count percentages
     *
     * Count all percentages
     *
     * @return void
     */

    protected function countPercentages()
    {

        $key = 100 / min($this->times);

        foreach( $this->times as $name => $time )
        {

            $this->percentages[$name] = round($key * $time);
        }
    }


    /**
     * getResults
     *
     * Get the results
     *
     * @return array $result The times and percentages
     */

    public function getResults()
    {

        $result = Array(
            'times' => Array(),
            'percentages' => Array()
        );


        foreach( $this->times as $name => $time )
        {

            $result['times'][$name] = $time / $this->repeat;
            $result['percentages'][$name] = $this->percentages[$name];
        }


        return $result;
    }


    /**
     * getName
     *
     * Get the research name
     * @retrurn string $name The name of the research
     */

    public function getName()
    {

        return $this->name;
    }
}

 
 

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