public function DisplayTest::testDisplayPlugin in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/views/tests/src/Functional/Plugin/DisplayTest.php \Drupal\Tests\views\Functional\Plugin\DisplayTest::testDisplayPlugin()

Tests the display test plugin.

See also

\Drupal\views_test_data\Plugin\views\display\DisplayTest

File

core/modules/views/tests/src/Functional/Plugin/DisplayTest.php, line 55

Class

DisplayTest

Tests the basic display plugin.

Namespace

Drupal\Tests\views\Functional\Plugin

Code

public function testDisplayPlugin() {

  /** @var \Drupal\Core\Render\RendererInterface $renderer */
  $renderer = $this->container
    ->get('renderer');
  $view = Views::getView('test_view');

  // Add a new 'display_test' display and test it's there.
  $view->storage
    ->addDisplay('display_test');
  $displays = $view->storage
    ->get('display');
  $this
    ->assertTrue(isset($displays['display_test_1']), 'Added display has been assigned to "display_test_1"');

  // Check the display options are like expected.
  $options = [
    'display_options' => [],
    'display_plugin' => 'display_test',
    'id' => 'display_test_1',
    'display_title' => 'Display test',
    'position' => 1,
  ];
  $this
    ->assertEquals($options, $displays['display_test_1']);

  // Add another one to ensure that position is counted up.
  $view->storage
    ->addDisplay('display_test');
  $displays = $view->storage
    ->get('display');
  $options = [
    'display_options' => [],
    'display_plugin' => 'display_test',
    'id' => 'display_test_2',
    'display_title' => 'Display test 2',
    'position' => 2,
  ];
  $this
    ->assertEquals($options, $displays['display_test_2']);

  // Move the second display before the first one in order to test custom
  // sorting.
  $displays['display_test_1']['position'] = 2;
  $displays['display_test_2']['position'] = 1;
  $view->storage
    ->set('display', $displays);
  $view
    ->save();
  $view
    ->setDisplay('display_test_1');
  $this
    ->assertInstanceOf(DisplayTestPlugin::class, $view->display_handler);

  // Check the test option.
  $this
    ->assertSame('', $view->display_handler
    ->getOption('test_option'));
  $style = $view->display_handler
    ->getOption('style');
  $style['type'] = 'test_style';
  $view->display_handler
    ->setOption('style', $style);
  $view
    ->initDisplay();
  $view
    ->initStyle();
  $view->style_plugin
    ->setUsesRowPlugin(FALSE);
  $output = $view
    ->preview();
  $output = $renderer
    ->renderRoot($output);
  $this
    ->assertStringContainsString('<h1></h1>', $output, 'An empty value for test_option found in output.');

  // Change this option and check the title of out output.
  $view->display_handler
    ->overrideOption('test_option', 'Test option title');
  $view
    ->save();
  $output = $view
    ->preview();
  $output = $renderer
    ->renderRoot($output);

  // Test we have our custom <h1> tag in the output of the view.
  $this
    ->assertStringContainsString('<h1>Test option title</h1>', $output, 'The test_option value found in display output title.');

  // Test that the display category/summary is in the UI.
  $this
    ->drupalGet('admin/structure/views/view/test_view/edit/display_test_1');
  $this
    ->assertSession()
    ->pageTextContains('Display test settings');

  // Ensure that the order is as expected.
  $result = $this
    ->xpath('//ul[@id="views-display-menu-tabs"]/li/a/child::text()');
  $this
    ->assertEquals('Display test 2', $result[0]
    ->getText());
  $this
    ->assertEquals('Display test', $result[1]
    ->getText());
  $this
    ->clickLink('Test option title');
  $test_option = $this
    ->randomString();
  $this
    ->submitForm([
    'test_option' => $test_option,
  ], 'Apply');

  // Check the new value has been saved by checking the UI summary text.
  $this
    ->drupalGet('admin/structure/views/view/test_view/edit/display_test_1');
  $this
    ->assertSession()
    ->linkExists($test_option);

  // Test the enable/disable status of a display.
  $view->display_handler
    ->setOption('enabled', FALSE);
  $this
    ->assertFalse($view->display_handler
    ->isEnabled(), 'Make sure that isEnabled returns FALSE on a disabled display.');
  $view->display_handler
    ->setOption('enabled', TRUE);
  $this
    ->assertTrue($view->display_handler
    ->isEnabled(), 'Make sure that isEnabled returns TRUE on a disabled display.');
}