Issue #3054315 by yogeshmpawar, alexpott: Sort out ApcuBackendTest

(cherry picked from commit ef6a11d8)

core/tests/Drupal/KernelTests/Core/Cache/ApcuBackendTest.php

@@ -13,48 +13,6 @@
  */
 class ApcuBackendTest extends GenericCacheBackendUnitTestBase {
 
-  /**
-   * Get a list of failed requirements.
-   *
-   * This specifically bypasses checkRequirements because it fails tests. PHP 7
-   * does not have APCu and simpletest does not have a explicit "skip"
-   * functionality so to emulate it we override all test methods and explicitly
-   * pass when  requirements are not met.
-   *
-   * @return array
-   */
-  protected function getRequirements() {
-    $requirements = [];
-    if (!extension_loaded('apcu')) {
-      $requirements[] = 'APCu extension not found.';
-    }
-    else {
-      if (PHP_SAPI === 'cli' && !ini_get('apc.enable_cli')) {
-        $requirements[] = 'apc.enable_cli must be enabled to run this test.';
-      }
-    }
-    return $requirements;
-  }
-
-  /**
-   * Check if requirements fail.
-   *
-   * If the requirements fail the test method should return immediately instead
-   * of running any tests. Messages will be output to display why the test was
-   * skipped.
-   */
-  protected function requirementsFail() {
-    $requirements = $this->getRequirements();
-    if (!empty($requirements)) {
-      foreach ($requirements as $message) {
-        $this->pass($message);
-      }
-      return TRUE;
-    }
-
-    return FALSE;
-  }
-
   /**
    * {@inheritdoc}
    */
@@ -81,22 +39,13 @@ protected function tearDown() {
    * {@inheritdoc}
    */
   public function testSetGet() {
-    if ($this->requirementsFail()) {
-      return;
-    }
     parent::testSetGet();
 
     // Make sure entries are permanent (i.e. no TTL).
     $backend = $this->getCacheBackend($this->getTestBin());
     $key = $backend->getApcuKey('TEST8');
 
-    if (class_exists('\APCUIterator')) {
-      $iterator = new \APCUIterator('/^' . $key . '/');
-    }
-    else {
-      $iterator = new \APCIterator('user', '/^' . $key . '/');
-    }
-
+    $iterator = new \APCUIterator('/^' . $key . '/');
     foreach ($iterator as $item) {
       $this->assertEqual(0, $item['ttl']);
       $found = TRUE;
@@ -104,104 +53,4 @@ public function testSetGet() {
     $this->assertTrue($found);
   }
 
-  /**
-   * {@inheritdoc}
-   */
-  public function testDelete() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testDelete();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testValueTypeIsKept() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testValueTypeIsKept();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testGetMultiple() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testGetMultiple();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testSetMultiple() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testSetMultiple();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testDeleteMultiple() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testDeleteMultiple();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testDeleteAll() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testDeleteAll();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testInvalidate() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testInvalidate();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testInvalidateTags() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testInvalidateTags();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testInvalidateAll() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testInvalidateAll();
-  }
-
-  /**
-   * {@inheritdoc}
-   */
-  public function testRemoveBin() {
-    if ($this->requirementsFail()) {
-      return;
-    }
-    parent::testRemoveBin();
-  }
-
 }