views_handler_sort_random.test

<?php


/**
 * @file
 * Definition of ViewsHandlerSortRandomTest.
 */

/**
 * Tests for core views_handler_sort_random handler.
 */
class ViewsHandlerSortRandomTest extends ViewsSqlTest {
    
    /**
     *
     */
    public static function getInfo() {
        return array(
            'name' => 'Sort: random',
            'description' => 'Test the core views_handler_sort_random handler.',
            'group' => 'Views Handlers',
        );
    }
    
    /**
     * Add more items to the test set, to make the order tests more robust.
     */
    protected function dataSet() {
        $data = parent::dataSet();
        for ($i = 0; $i < 50; $i++) {
            $data[] = array(
                'name' => 'name_' . $i,
                'age' => $i,
                'job' => 'job_' . $i,
                'created' => rand(0, time()),
            );
        }
        return $data;
    }
    
    /**
     * Return a basic view with random ordering.
     */
    protected function getBasicRandomView() {
        $view = $this->getBasicView();
        // Add a random ordering.
        $view->display['default']->handler
            ->override_option('sorts', array(
            'random' => array(
                'id' => 'random',
                'field' => 'random',
                'table' => 'views',
            ),
        ));
        return $view;
    }
    
    /**
     * Tests random ordering of the result set.
     *
     * @see DatabaseSelectTestCase::testRandomOrder()
     */
    public function testRandomOrdering() {
        // Execute a basic view first.
        $view = $this->getBasicView();
        $this->executeView($view);
        // Verify the result.
        $this->assertEqual(count($this->dataSet()), count($view->result), t('The number of returned rows match.'));
        $this->assertIdenticalResultset($view, $this->dataSet(), array(
            'views_test_name' => 'name',
            'views_test_age' => 'age',
        ));
        // Execute a random view, we expect the result set to be different.
        $view_random = $this->getBasicRandomView();
        $this->executeView($view_random);
        $this->assertEqual(count($this->dataSet()), count($view_random->result), t('The number of returned rows match.'));
        $this->assertNotIdenticalResultset($view_random, $view->result, array(
            'views_test_name' => 'views_test_name',
            'views_test_age' => 'views_test_name',
        ));
        // Execute a second random view, we expect the result set to be different
        // again.
        $view_random_2 = $this->getBasicRandomView();
        $this->executeView($view_random_2);
        $this->assertEqual(count($this->dataSet()), count($view_random_2->result), t('The number of returned rows match.'));
        $this->assertNotIdenticalResultset($view_random, $view->result, array(
            'views_test_name' => 'views_test_name',
            'views_test_age' => 'views_test_name',
        ));
    }

}