public function UuidTest::testUuidIsUnique in Drupal 9

Same name and namespace in other branches

1. 8 core/tests/Drupal/Tests/Component/Uuid/UuidTest.php \Drupal\Tests\Component\Uuid\UuidTest::testUuidIsUnique()

Tests that generated UUIDs are unique.

@dataProvider providerUuidInstances

File

core/tests/Drupal/Tests/Component/Uuid/UuidTest.php, line 33

Class

UuidTest

Tests the handling of Universally Unique Identifiers (UUIDs).

Namespace

Drupal\Tests\Component\Uuid

Code

public function testUuidIsUnique(UuidInterface $instance) {
  $this
    ->assertNotEquals($instance
    ->generate(), $instance
    ->generate(), sprintf('Same UUID was not generated twice with %s.', get_class($instance)));
}