php-flasher/Tests/TestCase.php

<?php

namespace Flasher\Prime\Tests;

use ReflectionClass;

class TestCase extends \PHPUnit\Framework\TestCase
{
    public function setExpectedException($exceptionName, $exceptionMessage = '', $exceptionCode = null)
    {
        if (method_exists($this, 'expectException')) {
            $this->expectException($exceptionName);
            $this->expectExceptionMessage($exceptionMessage);
        } else {
            parent::setExpectedException($exceptionName, $exceptionMessage, $exceptionCode);
        }
    }

    /**
     * Call protected/private method of a class.
     *
     * @param object      $object     Instantiated object that we will run method on.
     * @param string      $methodName Method name to call.
     * @param array|mixed $parameters array of parameters to pass into method.
     *
     * @return mixed method return
     *
     * @throws \ReflectionException
     */
    protected function callMethod(&$object, $methodName, $parameters = array())
    {
        $reflection = new ReflectionClass(get_class($object));
        $method     = $reflection->getMethod($methodName);
        $method->setAccessible(true);

        $parameters = is_array($parameters) ? $parameters : array_slice(func_get_args(), 2);

        return $method->invokeArgs($object, $parameters);
    }
}