NodeCreationTest.php

<?php

namespace Drupal\Tests\node\Functional;

use Drupal\Core\Database\Database;
use Drupal\Core\Language\LanguageInterface;
use Drupal\node\Entity\Node;

/**
 * Create a node and test saving it.
 *
 * @group node
 */
class NodeCreationTest extends NodeTestBase {
    
    /**
     * Modules to enable.
     *
     * Enable dummy module that implements hook_ENTITY_TYPE_insert() for
     * exceptions (function node_test_exception_node_insert() ).
     *
     * @var array
     */
    public static $modules = [
        'node_test_exception',
        'dblog',
        'test_page_test',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    protected function setUp() {
        parent::setUp();
        $web_user = $this->drupalCreateUser([
            'create page content',
            'edit own page content',
        ]);
        $this->drupalLogin($web_user);
    }
    
    /**
     * Creates a "Basic page" node and verifies its consistency in the database.
     */
    public function testNodeCreation() {
        $node_type_storage = \Drupal::entityTypeManager()->getStorage('node_type');
        // Test /node/add page with only one content type.
        $node_type_storage->load('article')
            ->delete();
        $this->drupalGet('node/add');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertUrl('node/add/page');
        // Create a node.
        $edit = [];
        $edit['title[0][value]'] = $this->randomMachineName(8);
        $edit['body[0][value]'] = $this->randomMachineName(16);
        $this->drupalPostForm('node/add/page', $edit, t('Save'));
        // Check that the Basic page has been created.
        $this->assertText(t('@post @title has been created.', [
            '@post' => 'Basic page',
            '@title' => $edit['title[0][value]'],
        ]), 'Basic page created.');
        // Verify that the creation message contains a link to a node.
        $view_link = $this->xpath('//div[@class="messages"]//a[contains(@href, :href)]', [
            ':href' => 'node/',
        ]);
        $this->assert(isset($view_link), 'The message area contains a link to a node');
        // Check that the node exists in the database.
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertNotEmpty($node, 'Node found in database.');
        // Verify that pages do not show submitted information by default.
        $this->drupalGet('node/' . $node->id());
        $this->assertNoText($node->getOwner()
            ->getAccountName());
        $this->assertNoText($this->container
            ->get('date.formatter')
            ->format($node->getCreatedTime()));
        // Change the node type setting to show submitted by information.
        
        /** @var \Drupal\node\NodeTypeInterface $node_type */
        $node_type = $node_type_storage->load('page');
        $node_type->setDisplaySubmitted(TRUE);
        $node_type->save();
        $this->drupalGet('node/' . $node->id());
        $this->assertText($node->getOwner()
            ->getAccountName());
        $this->assertText($this->container
            ->get('date.formatter')
            ->format($node->getCreatedTime()));
        // Check if the node revision checkbox is not rendered on node creation form.
        $admin_user = $this->drupalCreateUser([
            'administer nodes',
            'create page content',
        ]);
        $this->drupalLogin($admin_user);
        $this->drupalGet('node/add/page');
        $this->assertNoFieldById('edit-revision', NULL, 'The revision checkbox is not present.');
    }
    
    /**
     * Verifies that a transaction rolls back the failed creation.
     */
    public function testFailedPageCreation() {
        // Create a node.
        $edit = [
            'uid' => $this->loggedInUser
                ->id(),
            'name' => $this->loggedInUser->name,
            'type' => 'page',
            'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
            'title' => 'testing_transaction_exception',
        ];
        try {
            // An exception is generated by node_test_exception_node_insert() if the
            // title is 'testing_transaction_exception'.
            Node::create($edit)->save();
            $this->fail('Expected exception has not been thrown.');
        } catch (\Exception $e) {
            // Expected exception; just continue testing.
        }
        if (Database::getConnection()->supportsTransactions()) {
            // Check that the node does not exist in the database.
            $node = $this->drupalGetNodeByTitle($edit['title']);
            $this->assertFalse($node, 'Transactions supported, and node not found in database.');
        }
        else {
            // Check that the node exists in the database.
            $node = $this->drupalGetNodeByTitle($edit['title']);
            $this->assertTrue($node, 'Transactions not supported, and node found in database.');
            // Check that the failed rollback was logged.
            $records = static::getWatchdogIdsForFailedExplicitRollback();
            $this->assertTrue(count($records) > 0, 'Transactions not supported, and rollback error logged to watchdog.');
        }
        // Check that the rollback error was logged.
        $records = static::getWatchdogIdsForTestExceptionRollback();
        $this->assertTrue(count($records) > 0, 'Rollback explanatory error logged to watchdog.');
    }
    
    /**
     * Creates an unpublished node and confirms correct redirect behavior.
     */
    public function testUnpublishedNodeCreation() {
        // Set the front page to the test page.
        $this->config('system.site')
            ->set('page.front', '/test-page')
            ->save();
        // Set "Basic page" content type to be unpublished by default.
        $fields = \Drupal::service('entity_field.manager')->getFieldDefinitions('node', 'page');
        $fields['status']->getConfig('page')
            ->setDefaultValue(FALSE)
            ->save();
        // Create a node.
        $edit = [];
        $edit['title[0][value]'] = $this->randomMachineName(8);
        $edit['body[0][value]'] = $this->randomMachineName(16);
        $this->drupalPostForm('node/add/page', $edit, t('Save'));
        // Check that the user was redirected to the home page.
        $this->assertUrl('');
        $this->assertText(t('Test page text'));
        // Confirm that the node was created.
        $this->assertText(t('@post @title has been created.', [
            '@post' => 'Basic page',
            '@title' => $edit['title[0][value]'],
        ]));
        // Verify that the creation message contains a link to a node.
        $view_link = $this->xpath('//div[@class="messages"]//a[contains(@href, :href)]', [
            ':href' => 'node/',
        ]);
        $this->assert(isset($view_link), 'The message area contains a link to a node');
    }
    
    /**
     * Creates nodes with different authored dates.
     */
    public function testAuthoredDate() {
        $now = \Drupal::time()->getRequestTime();
        $admin = $this->drupalCreateUser([], NULL, TRUE);
        $this->drupalLogin($admin);
        // Create a node with the default creation date.
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
        ];
        $this->drupalPostForm('node/add/page', $edit, 'Save');
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertNotNull($node->getCreatedTime());
        // Create a node with the custom creation date in the past.
        $date = $now - 86400;
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
            'created[0][value][date]' => date('Y-m-d', $date),
            'created[0][value][time]' => date('H:i:s', $date),
        ];
        $this->drupalPostForm('node/add/page', $edit, 'Save');
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertEquals($date, $node->getCreatedTime());
        // Create a node with the custom creation date in the future.
        $date = $now + 86400;
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
            'created[0][value][date]' => date('Y-m-d', $date),
            'created[0][value][time]' => date('H:i:s', $date),
        ];
        $this->drupalPostForm('node/add/page', $edit, 'Save');
        $node = $this->drupalGetNodeByTitle($edit['title[0][value]']);
        $this->assertEquals($date, $node->getCreatedTime());
        // Test an invalid date.
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
            'created[0][value][date]' => '2013-13-13',
            'created[0][value][time]' => '11:00:00',
        ];
        $this->drupalPostForm('node/add/page', $edit, 'Save');
        $this->assertSession()
            ->pageTextContains('The Authored on date is invalid.');
        $this->assertFalse($this->drupalGetNodeByTitle($edit['title[0][value]']));
        // Test an invalid time.
        $edit = [
            'title[0][value]' => $this->randomMachineName(8),
            'body[0][value]' => $this->randomMachineName(16),
            'created[0][value][date]' => '2012-01-01',
            'created[0][value][time]' => '30:00:00',
        ];
        $this->drupalPostForm('node/add/page', $edit, 'Save');
        $this->assertSession()
            ->pageTextContains('The Authored on date is invalid.');
        $this->assertFalse($this->drupalGetNodeByTitle($edit['title[0][value]']));
    }
    
    /**
     * Tests the author autocompletion textfield.
     */
    public function testAuthorAutocomplete() {
        $admin_user = $this->drupalCreateUser([
            'administer nodes',
            'create page content',
        ]);
        $this->drupalLogin($admin_user);
        $this->drupalGet('node/add/page');
        $result = $this->xpath('//input[@id="edit-uid-0-value" and contains(@data-autocomplete-path, "user/autocomplete")]');
        $this->assertCount(0, $result, 'No autocompletion without access user profiles.');
        $admin_user = $this->drupalCreateUser([
            'administer nodes',
            'create page content',
            'access user profiles',
        ]);
        $this->drupalLogin($admin_user);
        $this->drupalGet('node/add/page');
        $result = $this->xpath('//input[@id="edit-uid-0-target-id" and contains(@data-autocomplete-path, "/entity_reference_autocomplete/user/default")]');
        $this->assertCount(1, $result, 'Ensure that the user does have access to the autocompletion');
    }
    
    /**
     * Check node/add when no node types exist.
     */
    public function testNodeAddWithoutContentTypes() {
        $this->drupalGet('node/add');
        $this->assertSession()
            ->statusCodeEquals(200);
        $this->assertNoLinkByHref('/admin/structure/types/add');
        // Test /node/add page without content types.
        foreach (\Drupal::entityTypeManager()->getStorage('node_type')
            ->loadMultiple() as $entity) {
            $entity->delete();
        }
        $this->drupalGet('node/add');
        $this->assertSession()
            ->statusCodeEquals(403);
        $admin_content_types = $this->drupalCreateUser([
            'administer content types',
        ]);
        $this->drupalLogin($admin_content_types);
        $this->drupalGet('node/add');
        $this->assertLinkByHref('/admin/structure/types/add');
    }
    
    /**
     * Gets the watchdog IDs of the records with the rollback exception message.
     *
     * @return int[]
     *   Array containing the IDs of the log records with the rollback exception
     *   message.
     */
    protected static function getWatchdogIdsForTestExceptionRollback() {
        // PostgreSQL doesn't support bytea LIKE queries, so we need to unserialize
        // first to check for the rollback exception message.
        $matches = [];
        $query = Database::getConnection()->select('watchdog', 'w')
            ->fields('w', [
            'wid',
            'variables',
        ])
            ->execute();
        foreach ($query as $row) {
            $variables = (array) unserialize($row->variables);
            if (isset($variables['@message']) && $variables['@message'] === 'Test exception for rollback.') {
                $matches[] = $row->wid;
            }
        }
        return $matches;
    }
    
    /**
     * Gets the log records with the explicit rollback failed exception message.
     *
     * @return \Drupal\Core\Database\StatementInterface
     *   A prepared statement object (already executed), which contains the log
     *   records with the explicit rollback failed exception message.
     */
    protected static function getWatchdogIdsForFailedExplicitRollback() {
        return Database::getConnection()->query("SELECT wid FROM {watchdog} WHERE message LIKE 'Explicit rollback failed%'")
            ->fetchAll();
    }

}