function RulesSchedulerTestCase::testRecursionPrevention

Makes sure recursion prevention is working fine for scheduled rule sets.

File

rules_scheduler/tests/rules_scheduler.test, line 74

Class

RulesSchedulerTestCase

Test cases for the Rules Scheduler module.

Code

public function testRecursionPrevention() {
    $set = rules_rule_set(array(
        'node1' => array(
            'type' => 'node',
            'label' => 'node',
        ),
    ));
    $set->rule(rule()->condition('node_is_published', array(
        'node:select' => 'node1',
    ))
        ->action('node_unpublish', array(
        'node:select' => 'node1',
    )));
    $set->integrityCheck()
        ->save('rules_test_set_2');
    // Add an reaction rule that is triggered upon a node save. The scheduled
    // component changes the node, thus it would be scheduled again and run in
    // an endless loop.
    $rule = rules_reaction_rule();
    $rule->event('node_insert');
    $rule->event('node_update');
    $rule->action('schedule', array(
        'component' => 'rules_test_set_2',
        'identifier' => 'test_recursion_prevention',
        'date' => 'now',
        'param_node1:select' => 'node',
    ));
    $rule->save();
    // Create a node, what triggers the rule.
    $node = $this->drupalCreateNode(array(
        'title' => 'The title.',
        'status' => 1,
    ));
    // Run cron to let the rules scheduler do its work.
    $this->cronRun();
    $node = node_load($node->nid, NULL, TRUE);
    $this->assertFalse($node->status, 'The component has been properly scheduled.');
    // Create a simple user account with permission to see the dblog.
    $user = $this->drupalCreateUser(array(
        'access site reports',
    ));
    $this->drupalLogin($user);
    // View the database log.
    $this->drupalGet('admin/reports/dblog');
    // Can't use
    // $this->clickLink('Rules debug information: " Scheduled evaluation...')
    // because xpath doesn't allow : or " in the string.
    // So instead, use our own xpath to figure out the href of the second link
    // on the page (the first link is the most recent log entry, which is the
    // log entry for the user login, above.)
    // All links.
    $links = $this->xpath('//a[contains(@href, :href)]', array(
        ':href' => 'admin/reports/event/',
    ));
    // Strip off /?q= from href.
    $href = explode('=', $links[1]['href']);
    // Click the link for the RulesLog entry.
    $this->drupalGet($href[1]);
    $this->assertRaw(RulesTestCase::t('Not evaluating reaction rule %unlabeled to prevent recursion.', array(
        'unlabeled' => $rule->name,
    )), "Scheduled recursion prevented.");
    RulesLog::logger()->checkLog();
}