vendor/sebastian/comparator/src/ArrayComparator.php

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<?php
/*
 * This file is part of the Comparator package.
 *
 * (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;

/**
 * Compares arrays for equality.
 */
class ArrayComparator extends Comparator
{
    /**
     * Returns whether the comparator can compare two values.
     *
     * @param  mixed $expected The first value to compare
     * @param  mixed $actual   The second value to compare
     * @return bool
     */
    public function accepts($expected, $actual)
    {
        return is_array($expected) && is_array($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
     * @param array $processed    List of already processed elements (used to prevent infinite recursion)
     *
     * @throws ComparisonFailure
     */
    public function assertEquals($expected, $actual, $delta = 0.0, $canonicalize = false, $ignoreCase = false, array &$processed = array())
    {
        if ($canonicalize) {
            sort($expected);
            sort($actual);
        }

        $remaining = $actual;
        $expString = $actString = "Array (\n";
        $equal     = true;

        foreach ($expected as $key => $value) {
            unset($remaining[$key]);

            if (!array_key_exists($key, $actual)) {
                $expString .= sprintf(
                    "    %s => %s\n",
                    $this->exporter->export($key),
                    $this->exporter->shortenedExport($value)