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<?php declare(strict_types=1); /* * This file is part of sebastian/comparator. * * (c) Sebastian Bergmann <sebastian@phpunit.de> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace SebastianBergmann\Comparator; use SebastianBergmann\Exporter\Exporter; /** * Abstract base class for comparators which compare values for equality. */ abstract class Comparator { /** * @var Factory */ protected $factory; /** * @var Exporter */ protected $exporter; public function __construct() { $this->exporter = new Exporter; } public function setFactory(Factory $factory)/*: void*/ { $this->factory = $factory; } /** * Returns whether the comparator can compare two values. * * @param mixed $expected The first value to compare * @param mixed $actual The second value to compare * * @return bool */ abstract public function accepts($expected, $actual); /** * Asserts that two values are equal. * * @param mixed $expected First value to compare * @param mixed $actual Second value to compare * @param float $delta Allowed numerical distance between two values to consider them equal * @param bool $canonicalize Arrays are sorted before comparison when set to true * @param bool $ignoreCase Case is ignored when set to true * * @throws ComparisonFailure */ abstract public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false); }