<?php
/**
 * PHPUnit
 *
 * Copyright (c) 2010-2011, Sebastian Bergmann <sb@sebastian-bergmann.de>.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   * Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   * Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in
 *     the documentation and/or other materials provided with the
 *     distribution.
 *
 *   * Neither the name of Sebastian Bergmann nor the names of his
 *     contributors may be used to endorse or promote products derived
 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * @package    PHPUnit_MockObject
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2010-2011 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @link       http://github.com/sebastianbergmann/phpunit-mock-objects
 * @since      File available since Release 1.0.0
 */

/**
 * Invocation matcher which looks for a specific method name in the invocations.
 *
 * Checks the method name all incoming invocations, the name is checked against
 * the defined constraint $constraint. If the constraint is met it will return
 * true in matches().
 *
 * @package    PHPUnit_MockObject
 * @author     Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @copyright  2010-2011 Sebastian Bergmann <sb@sebastian-bergmann.de>
 * @license    http://www.opensource.org/licenses/bsd-license.php  BSD License
 * @version    Release: 1.0.9
 * @link       http://github.com/sebastianbergmann/phpunit-mock-objects
 * @since      Class available since Release 1.0.0
 */
class PHPUnit_Framework_MockObject_Matcher_MethodName extends PHPUnit_Framework_MockObject_Matcher_StatelessInvocation
{
    /**
     * @var PHPUnit_Framework_Constraint
     */
    protected $constraint;

    /**
     * @param  PHPUnit_Framework_Constraint|string
     * @throws PHPUnit_Framework_Constraint
     */
    public function __construct($constraint)
    {
        if (!$constraint instanceof PHPUnit_Framework_Constraint) {
            if (!is_string($constraint)) {
                throw PHPUnit_Util_InvalidArgumentHelper::factory(1, 'string');
            }

            $constraint = new PHPUnit_Framework_Constraint_IsEqual(
              $constraint, 0, 10, FALSE, TRUE
            );
        }

        $this->constraint = $constraint;
    }

    /**
     * @return string
     */
    public function toString()
    {
        return 'method name ' . $this->constraint->toString();
    }

    /**
     * @param  PHPUnit_Framework_MockObject_Invocation $invocation
     * @return boolean
     */
    public function matches(PHPUnit_Framework_MockObject_Invocation $invocation)
    {
        return $this->constraint->evaluate($invocation->methodName);
    }
}