61 lines
1.9 KiB
PHP
61 lines
1.9 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of sebastian/comparator.
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*
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* (c) Sebastian Bergmann <sebastian@phpunit.de>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace SebastianBergmann\Comparator;
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use function assert;
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use function is_int;
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use function is_numeric;
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use function is_string;
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use function max;
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use function number_format;
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use BcMath\Number;
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final class NumberComparator extends ObjectComparator
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{
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public function accepts(mixed $expected, mixed $actual): bool
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{
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return ($expected instanceof Number || $actual instanceof Number) &&
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($expected instanceof Number || is_int($expected) || is_string($expected) && is_numeric($expected)) &&
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($actual instanceof Number || is_int($actual) || is_string($actual) && is_numeric($actual));
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}
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/**
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* @param array<mixed> $processed
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*
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* @throws ComparisonFailure
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*/
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public function assertEquals(mixed $expected, mixed $actual, float $delta = 0.0, bool $canonicalize = false, bool $ignoreCase = false, array &$processed = []): void
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{
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if (!$expected instanceof Number) {
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assert(is_string($expected) || is_int($expected));
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$expected = new Number($expected);
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}
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if (!$actual instanceof Number) {
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assert(is_string($actual) || is_int($actual));
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$actual = new Number($actual);
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}
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$deltaNumber = new Number(number_format($delta, max($expected->scale, $actual->scale)));
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if ($actual < $expected - $deltaNumber || $actual > $expected + $deltaNumber) {
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throw new ComparisonFailure(
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$expected,
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$actual,
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(string) $expected,
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(string) $actual,
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'Failed asserting that two Number objects are equal.',
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);
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}
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}
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}
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