function ViewExecutableTest::testDisplays

Tests the display related methods and properties.

File

core/modules/views/tests/src/Kernel/ViewExecutableTest.php, line 224

Class

ViewExecutableTest

Tests the ViewExecutable class.

Namespace

Code

public function testDisplays() {
    $view = Views::getView('test_executable_displays');
    // Tests Drupal\views\ViewExecutable::initDisplay().
    $view->initDisplay();
    $this->assertInstanceOf(DisplayPluginCollection::class, $view->displayHandlers);
    // Tests the classes of the instances.
    $this->assertInstanceOf(DefaultDisplay::class, $view->displayHandlers
        ->get('default'));
    $this->assertInstanceOf(Page::class, $view->displayHandlers
        ->get('page_1'));
    $this->assertInstanceOf(Page::class, $view->displayHandlers
        ->get('page_2'));
    // After initializing the default display is the current used display.
    $this->assertEqual($view->current_display, 'default');
    $this->assertEqual(spl_object_hash($view->display_handler), spl_object_hash($view->displayHandlers
        ->get('default')));
    // All handlers should have a reference to the default display.
    $this->assertEqual(spl_object_hash($view->displayHandlers
        ->get('page_1')->default_display), spl_object_hash($view->displayHandlers
        ->get('default')));
    $this->assertEqual(spl_object_hash($view->displayHandlers
        ->get('page_2')->default_display), spl_object_hash($view->displayHandlers
        ->get('default')));
    // Tests Drupal\views\ViewExecutable::setDisplay().
    $view->setDisplay();
    $this->assertEqual($view->current_display, 'default', 'If setDisplay is called with no parameter the default display should be used.');
    $this->assertEqual(spl_object_hash($view->display_handler), spl_object_hash($view->displayHandlers
        ->get('default')));
    // Set two different valid displays.
    $view->setDisplay('page_1');
    $this->assertEqual($view->current_display, 'page_1', 'If setDisplay is called with a valid display id the appropriate display should be used.');
    $this->assertEqual(spl_object_hash($view->display_handler), spl_object_hash($view->displayHandlers
        ->get('page_1')));
    $view->setDisplay('page_2');
    $this->assertEqual($view->current_display, 'page_2', 'If setDisplay is called with a valid display id the appropriate display should be used.');
    $this->assertEqual(spl_object_hash($view->display_handler), spl_object_hash($view->displayHandlers
        ->get('page_2')));
    // Destroy the view, so we can start again and test an invalid display.
    $view->destroy();
    // Test the style and row plugins are replaced correctly when setting the
    // display.
    $view->setDisplay('page_1');
    $view->initStyle();
    $this->assertInstanceOf(DefaultStyle::class, $view->style_plugin);
    $this->assertInstanceOf(Fields::class, $view->rowPlugin);
    $view->setDisplay('page_2');
    $view->initStyle();
    $this->assertInstanceOf(Grid::class, $view->style_plugin);
    // @todo Change this rowPlugin type too.
    $this->assertInstanceOf(Fields::class, $view->rowPlugin);
    // Test the newDisplay() method.
    $view = $this->container
        ->get('entity_type.manager')
        ->getStorage('view')
        ->create([
        'id' => 'test_executable_displays',
    ]);
    $executable = $view->getExecutable();
    $executable->newDisplay('page');
    $executable->newDisplay('page');
    $executable->newDisplay('display_test');
    $this->assertInstanceOf(DefaultDisplay::class, $executable->displayHandlers
        ->get('default'));
    $this->assertFalse(isset($executable->displayHandlers
        ->get('default')->default_display));
    $this->assertInstanceOf(Page::class, $executable->displayHandlers
        ->get('page_1'));
    $this->assertInstanceOf(DefaultDisplay::class, $executable->displayHandlers
        ->get('page_1')->default_display);
    $this->assertInstanceOf(Page::class, $executable->displayHandlers
        ->get('page_2'));
    $this->assertInstanceOf(DefaultDisplay::class, $executable->displayHandlers
        ->get('page_2')->default_display);
    $this->assertInstanceOf(DisplayTest::class, $executable->displayHandlers
        ->get('display_test_1'));
    $this->assertInstanceOf(DefaultDisplay::class, $executable->displayHandlers
        ->get('display_test_1')->default_display);
}