function RandomTest::testRandomNamesUniqueness

Same name in other branches
  1. 8.9.x core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomNamesUniqueness()
  2. 10 core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomNamesUniqueness()
  3. 11.x core/tests/Drupal/Tests/Component/Utility/RandomTest.php \Drupal\Tests\Component\Utility\RandomTest::testRandomNamesUniqueness()

Tests unique random name generation.

@covers ::name

File

core/tests/Drupal/Tests/Component/Utility/RandomTest.php, line 46

Class

RandomTest
Tests random data generation.

Namespace

Drupal\Tests\Component\Utility

Code

public function testRandomNamesUniqueness() {
    $names = [];
    $random = new Random();
    for ($i = 0; $i <= 10; $i++) {
        $str = $random->name(1, TRUE);
        $this->assertFalse(isset($names[$str]), 'Generated duplicate random name ' . $str);
        $names[$str] = TRUE;
    }
}

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