--- /dev/null
+<?php
+
+namespace Drupal\Tests\node\Functional;
+
+use Drupal\Core\Session\AccountInterface;
+use Drupal\node\NodeInterface;
+use Drupal\Tests\BrowserTestBase;
+
+/**
+ * Sets up page and article content types.
+ */
+abstract class NodeTestBase extends BrowserTestBase {
+
+ /**
+ * Modules to enable.
+ *
+ * @var array
+ */
+ public static $modules = ['node', 'datetime'];
+
+ /**
+ * The node access control handler.
+ *
+ * @var \Drupal\Core\Entity\EntityAccessControlHandlerInterface
+ */
+ protected $accessHandler;
+
+ /**
+ * {@inheritdoc}
+ */
+ protected function setUp() {
+ parent::setUp();
+
+ // Create Basic page and Article node types.
+ if ($this->profile != 'standard') {
+ $this->drupalCreateContentType([
+ 'type' => 'page',
+ 'name' => 'Basic page',
+ 'display_submitted' => FALSE,
+ ]);
+ $this->drupalCreateContentType(['type' => 'article', 'name' => 'Article']);
+ }
+ $this->accessHandler = \Drupal::entityManager()->getAccessControlHandler('node');
+ }
+
+ /**
+ * Asserts that node access correctly grants or denies access.
+ *
+ * @param array $ops
+ * An associative array of the expected node access grants for the node
+ * and account, with each key as the name of an operation (e.g. 'view',
+ * 'delete') and each value a Boolean indicating whether access to that
+ * operation should be granted.
+ * @param \Drupal\node\NodeInterface $node
+ * The node object to check.
+ * @param \Drupal\Core\Session\AccountInterface $account
+ * The user account for which to check access.
+ */
+ public function assertNodeAccess(array $ops, NodeInterface $node, AccountInterface $account) {
+ foreach ($ops as $op => $result) {
+ $this->assertEqual($result, $this->accessHandler->access($node, $op, $account), $this->nodeAccessAssertMessage($op, $result, $node->language()->getId()));
+ }
+ }
+
+ /**
+ * Asserts that node create access correctly grants or denies access.
+ *
+ * @param string $bundle
+ * The node bundle to check access to.
+ * @param bool $result
+ * Whether access should be granted or not.
+ * @param \Drupal\Core\Session\AccountInterface $account
+ * The user account for which to check access.
+ * @param string|null $langcode
+ * (optional) The language code indicating which translation of the node
+ * to check. If NULL, the untranslated (fallback) access is checked.
+ */
+ public function assertNodeCreateAccess($bundle, $result, AccountInterface $account, $langcode = NULL) {
+ $this->assertEqual($result, $this->accessHandler->createAccess($bundle, $account, [
+ 'langcode' => $langcode,
+ ]), $this->nodeAccessAssertMessage('create', $result, $langcode));
+ }
+
+ /**
+ * Constructs an assert message to display which node access was tested.
+ *
+ * @param string $operation
+ * The operation to check access for.
+ * @param bool $result
+ * Whether access should be granted or not.
+ * @param string|null $langcode
+ * (optional) The language code indicating which translation of the node
+ * to check. If NULL, the untranslated (fallback) access is checked.
+ *
+ * @return string
+ * An assert message string which contains information in plain English
+ * about the node access permission test that was performed.
+ */
+ public function nodeAccessAssertMessage($operation, $result, $langcode = NULL) {
+ return format_string(
+ 'Node access returns @result with operation %op, language code %langcode.',
+ [
+ '@result' => $result ? 'true' : 'false',
+ '%op' => $operation,
+ '%langcode' => !empty($langcode) ? $langcode : 'empty'
+ ]
+ );
+ }
+
+}