ComparatorTest.php

<?php

/**
 * PHPUnit
 *
 * Copyright (c) 2001-2013, Sebastian Bergmann <sebastian@phpunit.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
 * @author     Bernhard Schussek <bschussek@2bepublished.at>
 * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
 * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
 * @link       http://www.phpunit.de/
 * @since      File available since Release 3.6.0
 */
require_once dirname(__DIR__) . DIRECTORY_SEPARATOR . '_files' . DIRECTORY_SEPARATOR . 'ClassWithToString.php';
class TestClass {

}
class TestClassComparator extends PHPUnit_Framework_Comparator_Object {

}

/**
 *
 *
 * @package    PHPUnit
 * @author     Bernhard Schussek <bschussek@2bepublished.at>
 * @copyright  2001-2013 Sebastian Bergmann <sebastian@phpunit.de>
 * @license    http://www.opensource.org/licenses/BSD-3-Clause  The BSD 3-Clause License
 * @link       http://www.phpunit.de/
 * @since      Class available since Release 3.6.0
 */
class Framework_ComparatorTest extends PHPUnit_Framework_TestCase {

  // Don't use other test methods than ->fail() here, because the testers tested
  // here are the foundation for the other test methods
  public function instanceProvider() {
    $tmpfile = tmpfile();
    return array(
      array(
        NULL,
        NULL,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        NULL,
        TRUE,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        TRUE,
        NULL,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        TRUE,
        TRUE,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        FALSE,
        FALSE,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        TRUE,
        FALSE,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        FALSE,
        TRUE,
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        '',
        '',
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        '0',
        '0',
        'PHPUnit_Framework_Comparator_Numeric',
      ),
      array(
        '0',
        0,
        'PHPUnit_Framework_Comparator_Numeric',
      ),
      array(
        0,
        '0',
        'PHPUnit_Framework_Comparator_Numeric',
      ),
      array(
        0,
        0,
        'PHPUnit_Framework_Comparator_Numeric',
      ),
      array(
        1.0,
        0,
        'PHPUnit_Framework_Comparator_Double',
      ),
      array(
        0,
        1.0,
        'PHPUnit_Framework_Comparator_Double',
      ),
      array(
        1.0,
        1.0,
        'PHPUnit_Framework_Comparator_Double',
      ),
      array(
        array(
          1,
        ),
        array(
          1,
        ),
        'PHPUnit_Framework_Comparator_Array',
      ),
      array(
        $tmpfile,
        $tmpfile,
        'PHPUnit_Framework_Comparator_Resource',
      ),
      array(
        new stdClass(),
        new stdClass(),
        'PHPUnit_Framework_Comparator_Object',
      ),
      array(
        new SplObjectStorage(),
        new SplObjectStorage(),
        'PHPUnit_Framework_Comparator_SplObjectStorage',
      ),
      array(
        new Exception(),
        new Exception(),
        'PHPUnit_Framework_Comparator_Exception',
      ),
      array(
        new DOMDocument(),
        new DOMDocument(),
        'PHPUnit_Framework_Comparator_DOMDocument',
      ),
      // mixed types
      array(
        $tmpfile,
        array(
          1,
        ),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        array(
          1,
        ),
        $tmpfile,
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        $tmpfile,
        '1',
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        '1',
        $tmpfile,
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        $tmpfile,
        new stdClass(),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        new stdClass(),
        $tmpfile,
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        new stdClass(),
        array(
          1,
        ),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        array(
          1,
        ),
        new stdClass(),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        new stdClass(),
        '1',
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        '1',
        new stdClass(),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        new ClassWithToString(),
        '1',
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        '1',
        new ClassWithToString(),
        'PHPUnit_Framework_Comparator_Scalar',
      ),
      array(
        1.0,
        new stdClass(),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        new stdClass(),
        1.0,
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        1.0,
        array(
          1,
        ),
        'PHPUnit_Framework_Comparator_Type',
      ),
      array(
        array(
          1,
        ),
        1.0,
        'PHPUnit_Framework_Comparator_Type',
      ),
    );
  }

  /**
   * @dataProvider instanceProvider
   */
  public function testGetInstance($a, $b, $expected) {
    $factory = new PHPUnit_Framework_ComparatorFactory();
    if (get_class($factory
      ->getComparatorFor($a, $b)) != $expected) {
      $this
        ->fail();
    }
  }
  public function testRegister() {
    $comparator = new TestClassComparator();
    $factory = new PHPUnit_Framework_ComparatorFactory();
    $factory
      ->register($comparator);
    $a = new TestClass();
    $b = new TestClass();
    $expected = 'TestClassComparator';
    if (get_class($factory
      ->getComparatorFor($a, $b)) != $expected) {
      $factory
        ->unregister($comparator);
      $this
        ->fail();
    }
    $factory
      ->unregister($comparator);
  }
  public function testUnregister() {
    $comparator = new TestClassComparator();
    $factory = new PHPUnit_Framework_ComparatorFactory();
    $factory
      ->register($comparator);
    $factory
      ->unregister($comparator);
    $a = new TestClass();
    $b = new TestClass();
    $expected = 'PHPUnit_Framework_Comparator_Object';
    if (get_class($factory
      ->getComparatorFor($a, $b)) != $expected) {
      var_dump(get_class($factory
        ->getComparatorFor($a, $b)));
      $this
        ->fail();
    }
  }

}