function NullBackendTest::testNullBackend

Tests that the NullBackend does not actually store variables.

File

core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php, line 20

Class

NullBackendTest

Tests the cache NullBackend.

Namespace

Code

public function testNullBackend() : void {
  $null_cache = new NullBackend('test');
  $key = $this->randomMachineName();
  $value = $this->randomMachineName();
  $null_cache->set($key, $value);
  $this->assertFalse($null_cache->get($key));
}