function SortRandomTest::testRandomOrdering

Tests random ordering of the result set.

See also

DatabaseSelectTestCase::testRandomOrder()

File

core/modules/views/tests/src/Kernel/Handler/SortRandomTest.php, line 74

Class

SortRandomTest

Tests for core <a href="/api/drupal/core%21modules%21views%21src%21Plugin%21views%21sort%21Random.php/class/Random/11.x" title="Handle a random sort." class="local">Drupal\views\Plugin\views\sort\Random</a> handler.

Namespace

Code

public function testRandomOrdering() : void {
    // Execute a basic view first.
    $view = Views::getView('test_view');
    $this->executeView($view);
    // Verify the result.
    $this->assertSameSize($this->dataSet(), $view->result, 'The number of returned rows match.');
    $this->assertIdenticalResultset($view, $this->dataSet(), [
        'views_test_data_name' => 'name',
        'views_test_data_age' => 'age',
    ]);
    // Execute a random view, we expect the result set to be different.
    $view_random = $this->getBasicRandomView();
    $this->executeView($view_random);
    $this->assertSameSize($this->dataSet(), $view_random->result, 'The number of returned rows match.');
    $this->assertNotIdenticalResultset($view_random, $view->result, [
        'views_test_data_name' => 'views_test_data_name',
        'views_test_data_age' => 'views_test_data_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);
    $this->assertSameSize($this->dataSet(), $view_random_2->result, 'The number of returned rows match.');
    $this->assertNotIdenticalResultset($view_random, $view->result, [
        'views_test_data_name' => 'views_test_data_name',
        'views_test_data_age' => 'views_test_data_name',
    ]);
}