--- /dev/null
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Finder\Tests\Iterator;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Finder\Iterator\MultiplePcreFilterIterator;
+
+class MultiplePcreFilterIteratorTest extends TestCase
+{
+ /**
+ * @dataProvider getIsRegexFixtures
+ */
+ public function testIsRegex($string, $isRegex, $message)
+ {
+ $testIterator = new TestMultiplePcreFilterIterator();
+ $this->assertEquals($isRegex, $testIterator->isRegex($string), $message);
+ }
+
+ public function getIsRegexFixtures()
+ {
+ return array(
+ array('foo', false, 'string'),
+ array(' foo ', false, '" " is not a valid delimiter'),
+ array('\\foo\\', false, '"\\" is not a valid delimiter'),
+ array('afooa', false, '"a" is not a valid delimiter'),
+ array('//', false, 'the pattern should contain at least 1 character'),
+ array('/a/', true, 'valid regex'),
+ array('/foo/', true, 'valid regex'),
+ array('/foo/i', true, 'valid regex with a single modifier'),
+ array('/foo/imsxu', true, 'valid regex with multiple modifiers'),
+ array('#foo#', true, '"#" is a valid delimiter'),
+ array('{foo}', true, '"{,}" is a valid delimiter pair'),
+ array('[foo]', true, '"[,]" is a valid delimiter pair'),
+ array('(foo)', true, '"(,)" is a valid delimiter pair'),
+ array('<foo>', true, '"<,>" is a valid delimiter pair'),
+ array('*foo.*', false, '"*" is not considered as a valid delimiter'),
+ array('?foo.?', false, '"?" is not considered as a valid delimiter'),
+ );
+ }
+}
+
+class TestMultiplePcreFilterIterator extends MultiplePcreFilterIterator
+{
+ public function __construct()
+ {
+ }
+
+ public function accept()
+ {
+ throw new \BadFunctionCallException('Not implemented');
+ }
+
+ public function isRegex($str)
+ {
+ return parent::isRegex($str);
+ }
+
+ public function toRegex($str)
+ {
+ throw new \BadFunctionCallException('Not implemented');
+ }
+}