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class NullBackendTest in Drupal 8

Same name and namespace in other branches
  1. 9 core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php \Drupal\Tests\Core\Cache\NullBackendTest
  2. 10 core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php \Drupal\Tests\Core\Cache\NullBackendTest

Tests the cache NullBackend.

@group Cache

Hierarchy

Expanded class hierarchy of NullBackendTest

File

core/tests/Drupal/Tests/Core/Cache/NullBackendTest.php, line 13

Namespace

Drupal\Tests\Core\Cache
View source
class NullBackendTest extends UnitTestCase {

  /**
   * Tests that the NullBackend does not actually store variables.
   */
  public function testNullBackend() {
    $null_cache = new NullBackend('test');
    $key = $this
      ->randomMachineName();
    $value = $this
      ->randomMachineName();
    $null_cache
      ->set($key, $value);
    $this
      ->assertFalse($null_cache
      ->get($key));
  }

}

Members

Namesort descending Modifiers Type Description Overrides
NullBackendTest::testNullBackend public function Tests that the NullBackend does not actually store variables.
PhpunitCompatibilityTrait::getMock Deprecated public function Returns a mock object for the specified class using the available method.
PhpunitCompatibilityTrait::setExpectedException Deprecated public function Compatibility layer for PHPUnit 6 to support PHPUnit 4 code.
UnitTestCase::$randomGenerator protected property The random generator.
UnitTestCase::$root protected property The app root. 1
UnitTestCase::assertArrayEquals protected function Asserts if two arrays are equal by sorting them first.
UnitTestCase::getBlockMockWithMachineName Deprecated protected function Mocks a block with a block plugin. 1
UnitTestCase::getClassResolverStub protected function Returns a stub class resolver.
UnitTestCase::getConfigFactoryStub public function Returns a stub config factory that behaves according to the passed array.
UnitTestCase::getConfigStorageStub public function Returns a stub config storage that returns the supplied configuration.
UnitTestCase::getContainerWithCacheTagsInvalidator protected function Sets up a container with a cache tags invalidator.
UnitTestCase::getRandomGenerator protected function Gets the random generator for the utility methods.
UnitTestCase::getStringTranslationStub public function Returns a stub translation manager that just returns the passed string.
UnitTestCase::randomMachineName public function Generates a unique random string containing letters and numbers.
UnitTestCase::setUp protected function 340