--- /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 Constraints;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Validator\Constraints\Regex;
+
+/**
+ * @author Bernhard Schussek <bschussek@gmail.com>
+ */
+class RegexTest extends TestCase
+{
+ public function testConstraintGetDefaultOption()
+ {
+ $constraint = new Regex('/^[0-9]+$/');
+
+ $this->assertSame('/^[0-9]+$/', $constraint->pattern);
+ }
+
+ public function provideHtmlPatterns()
+ {
+ return array(
+ // HTML5 wraps the pattern in ^(?:pattern)$
+ array('/^[0-9]+$/', '[0-9]+'),
+ array('/[0-9]+$/', '.*[0-9]+'),
+ array('/^[0-9]+/', '[0-9]+.*'),
+ array('/[0-9]+/', '.*[0-9]+.*'),
+ // We need a smart way to allow matching of patterns that contain
+ // ^ and $ at various sub-clauses of an or-clause
+ // .*(pattern).* seems to work correctly
+ array('/[0-9]$|[a-z]+/', '.*([0-9]$|[a-z]+).*'),
+ array('/[0-9]$|^[a-z]+/', '.*([0-9]$|^[a-z]+).*'),
+ array('/^[0-9]|[a-z]+$/', '.*(^[0-9]|[a-z]+$).*'),
+ // Unescape escaped delimiters
+ array('/^[0-9]+\/$/', '[0-9]+/'),
+ array('#^[0-9]+\#$#', '[0-9]+#'),
+ // Cannot be converted
+ array('/^[0-9]+$/i', null),
+
+ // Inverse matches are simple, just wrap in
+ // ((?!pattern).)*
+ array('/^[0-9]+$/', '((?!^[0-9]+$).)*', false),
+ array('/[0-9]+$/', '((?![0-9]+$).)*', false),
+ array('/^[0-9]+/', '((?!^[0-9]+).)*', false),
+ array('/[0-9]+/', '((?![0-9]+).)*', false),
+ array('/[0-9]$|[a-z]+/', '((?![0-9]$|[a-z]+).)*', false),
+ array('/[0-9]$|^[a-z]+/', '((?![0-9]$|^[a-z]+).)*', false),
+ array('/^[0-9]|[a-z]+$/', '((?!^[0-9]|[a-z]+$).)*', false),
+ array('/^[0-9]+\/$/', '((?!^[0-9]+/$).)*', false),
+ array('#^[0-9]+\#$#', '((?!^[0-9]+#$).)*', false),
+ array('/^[0-9]+$/i', null, false),
+ );
+ }
+
+ /**
+ * @dataProvider provideHtmlPatterns
+ */
+ public function testGetHtmlPattern($pattern, $htmlPattern, $match = true)
+ {
+ $constraint = new Regex(array(
+ 'pattern' => $pattern,
+ 'match' => $match,
+ ));
+
+ $this->assertSame($pattern, $constraint->pattern);
+ $this->assertSame($htmlPattern, $constraint->getHtmlPattern());
+ }
+
+ public function testGetCustomHtmlPattern()
+ {
+ $constraint = new Regex(array(
+ 'pattern' => '((?![0-9]$|[a-z]+).)*',
+ 'htmlPattern' => 'foobar',
+ ));
+
+ $this->assertSame('((?![0-9]$|[a-z]+).)*', $constraint->pattern);
+ $this->assertSame('foobar', $constraint->getHtmlPattern());
+ }
+}