function RandomTest::testRandomStringUniqueness
Same name in other branches
- 9 core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomStringUniqueness()
- 8.9.x core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomStringUniqueness()
- 11.x core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomStringUniqueness()
Tests unique random string generation.
@covers ::string
File
-
core/
tests/ Drupal/ Tests/ Component/ Utility/ RandomTest.php, line 33
Class
- RandomTest
- Tests random data generation.
Namespace
Drupal\Tests\Component\UtilityCode
public function testRandomStringUniqueness() : void {
$strings = [];
$random = new Random();
for ($i = 0; $i <= 50; $i++) {
$str = $random->string(1, TRUE);
$this->assertFalse(isset($strings[$str]), 'Generated duplicate random string ' . $str);
$strings[$str] = TRUE;
}
}
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