75 lines
1.7 KiB
PHP
75 lines
1.7 KiB
PHP
<?php declare(strict_types=1);
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/*
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* This file is part of PHPUnit.
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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 PHPUnit\Framework\Constraint;
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/**
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* Constraint that asserts that the string it is evaluated for contains
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* a given string.
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*
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* Uses mb_strpos() to find the position of the string in the input, if not
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* found the evaluation fails.
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*
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* The sub-string is passed in the constructor.
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*/
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final class StringContains extends Constraint
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{
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/**
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* @var string
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*/
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private $string;
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/**
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* @var bool
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*/
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private $ignoreCase;
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public function __construct(string $string, bool $ignoreCase = false)
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{
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$this->string = $string;
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$this->ignoreCase = $ignoreCase;
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}
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/**
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* Returns a string representation of the constraint.
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*/
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public function toString(): string
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{
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if ($this->ignoreCase) {
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$string = \mb_strtolower($this->string);
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} else {
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$string = $this->string;
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}
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return \sprintf(
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'contains "%s"',
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$string
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);
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}
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/**
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* Evaluates the constraint for parameter $other. Returns true if the
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* constraint is met, false otherwise.
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*
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* @param mixed $other value or object to evaluate
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*/
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protected function matches($other): bool
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{
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if ('' === $this->string) {
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return true;
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}
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if ($this->ignoreCase) {
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return \mb_stripos($other, $this->string) !== false;
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}
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return \mb_strpos($other, $this->string) !== false;
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}
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}
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