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<?php
/*
* This file is part of composer/pcre.
*
* (c) Composer <https://github.com/composer>
*
* For the full copyright and license information, please view
* the LICENSE file that was distributed with this source code.
*/
namespace Composer\Pcre\PregTests;
use Composer\Pcre\BaseTestCase;
use Composer\Pcre\Preg;
use Composer\Pcre\UnexpectedNullMatchException;
class MatchTest extends BaseTestCase
{
public function setUp(): void
{
$this->pregFunction = 'preg_match()';
}
public function testSuccess(): void
{
$count = Preg::match('{(?P<m>[io])}', 'abcdefghijklmnopqrstuvwxyz', $matches);
self::assertSame(1, $count);
self::assertSame(array(0 => 'i', 'm' => 'i', 1 => 'i'), $matches);
}
public function testSuccessWithInt(): void
{
$count = Preg::match('{(?P<m>\d)}', 123, $matches); // @phpstan-ignore-line
self::assertSame(1, $count);
self::assertSame(array(0 => '1', 'm' => '1', 1 => '1'), $matches);
}
public function testSuccessStrictGroups(): void
{
$count = Preg::matchStrictGroups('{(?P<m>\d)(?<matched>a)?}', '3a', $matches);
self::assertSame(1, $count);
self::assertSame(array(0 => '3a', 'm' => '3', 1 => '3', 'matched' => 'a', 2 => 'a'), $matches);
}
public function testFailStrictGroups(): void
{
self::expectException(UnexpectedNullMatchException::class);
self::expectExceptionMessage('Pattern "{(?P<m>\d)(?<unmatched>b)?}" had an unexpected unmatched group "unmatched", make sure the pattern always matches or use match() instead.');
Preg::matchStrictGroups('{(?P<m>\d)(?<unmatched>b)?}', '123', $matches);
}
public function testTypeErrorWithNull(): void
{
$this->expectException('TypeError');
$count = Preg::match('{(?P<m>\d)}', null, $matches); // @phpstan-ignore-line
}
public function testSuccessNoRef(): void
{
$count = Preg::match('{(?P<m>[io])}', 'abcdefghijklmnopqrstuvwxyz');
self::assertSame(1, $count);
}
public function testFailure(): void
{
$count = Preg::match('{abc}', 'def', $matches);
self::assertSame(0, $count);
self::assertSame(array(), $matches);
}
public function testBadPatternThrowsIfWarningsAreNotThrowing(): void
{
$this->expectPcreException($pattern = '{(?P<m>[io])');
@Preg::match($pattern, 'abcdefghijklmnopqrstuvwxyz');
}
public function testBadPatternTriggersWarningByDefault(): void
{
$this->expectPcreWarning();
Preg::match('{(?P<m>[io])', 'abcdefghijklmnopqrstuvwxyz');
}
public function testThrowsIfEngineErrors(): void
{
$this->expectPcreEngineException($pattern = '/(?:\D+|<\d+>)*[!?]/');
Preg::match($pattern, 'foobar foobar foobar');
}
}
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