function NodeCreationTestCase::testFailedPageCreation

Verifies that a transaction rolls back the failed creation.

File

modules/node/node.test, line 639

Class

NodeCreationTestCase

Tests creating and saving a node.

Code

function testFailedPageCreation() {
    // Create a node.
    $edit = array(
        'uid' => $this->loggedInUser->uid,
        'name' => $this->loggedInUser->name,
        'type' => 'page',
        'language' => LANGUAGE_NONE,
        'title' => 'testing_transaction_exception',
    );
    try {
        // An exception is generated by node_test_exception_node_insert() if the
        // title is 'testing_transaction_exception'.
        node_save((object) $edit);
        $this->fail(t('Expected exception has not been thrown.'));
    } catch (Exception $e) {
        $this->pass(t('Expected exception has been thrown.'));
    }
    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 = db_query("SELECT wid FROM {watchdog} WHERE message LIKE 'Explicit rollback failed%'")->fetchAll();
        $this->assertTrue(count($records) > 0, 'Transactions not supported, and rollback error logged to watchdog.');
    }
    // Check that the rollback error was logged.
    // PostgreSQL doesn't support bytea LIKE queries, so we need to unserialize
    // first to check for the rollback exception message.
    $matches = array();
    $records = db_query("SELECT wid, variables FROM {watchdog}")->fetchAll();
    foreach ($records as $record) {
        $variables = (array) unserialize($record->variables);
        if (isset($variables['!message']) && $variables['!message'] === 'Test exception for rollback.') {
            $matches[] = $record->wid;
        }
    }
    $this->assertTrue(count($matches) > 0, 'Rollback explanatory error logged to watchdog.');
}