function DisplayKernelTest::testisIdentifierUnique

Tests the ::isIdentifierUnique method.

File

core/modules/views/tests/src/Kernel/Plugin/DisplayKernelTest.php, line 121

Class

DisplayKernelTest

Drupal unit tests for the DisplayPluginBase class.

Namespace

Code

public function testisIdentifierUnique() {
    $view = Views::getView('test_view');
    $view->initDisplay();
    // Add a handler that doesn't have an Identifier when exposed.
    $sorts = [
        'name' => [
            'id' => 'name',
            'field' => 'name',
            'table' => 'views_test_data',
            'plugin_id' => 'standard',
            'order' => 'asc',
            'expose' => [
                'label' => 'Id',
                'field_identifier' => 'name',
            ],
            'exposed' => TRUE,
        ],
    ];
    // Add a handler that does have an Identifier when exposed.
    $filters = [
        'id' => [
            'field' => 'id',
            'id' => 'id',
            'table' => 'views_test_data',
            'value' => [],
            'plugin_id' => 'numeric',
            'exposed' => TRUE,
            'expose' => [
                'operator_id' => '',
                'label' => 'Id',
                'description' => '',
                'identifier' => 'id',
                'required' => FALSE,
                'remember' => FALSE,
                'multiple' => FALSE,
            ],
        ],
    ];
    $view->display_handler
        ->setOption('sorts', $sorts);
    $view->display_handler
        ->setOption('filters', $filters);
    $this->assertTrue($view->display_handler
        ->isIdentifierUnique('some_id', 'some_id'));
    $this->assertFalse($view->display_handler
        ->isIdentifierUnique('some_id', 'id'));
    // Check that an exposed filter is able to use the same identifier as an
    // exposed sort.
    $sorts['name']['expose']['field_identifier'] = 'id';
    $view->display_handler->handlers = [];
    $view->display_handler
        ->setOption('sorts', $sorts);
    $this->assertTrue($view->display_handler
        ->isIdentifierUnique('id', 'id'));
}