public function DisplayPageTest::testReadMore in Drupal 9

Same name and namespace in other branches

1. 8 core/modules/views/tests/src/Kernel/Plugin/DisplayPageTest.php \Drupal\Tests\views\Kernel\Plugin\DisplayPageTest::testReadMore()

Tests the readmore functionality.

File

core/modules/views/tests/src/Kernel/Plugin/DisplayPageTest.php, line 160

Class

DisplayPageTest

Tests the page display plugin.

Namespace

Drupal\Tests\views\Kernel\Plugin

Code

public function testReadMore() {

  /** @var \Drupal\Core\Render\RendererInterface $renderer */
  $renderer = $this->container
    ->get('renderer');
  $expected_more_text = 'custom more text';
  $view = Views::getView('test_display_more');
  $this
    ->executeView($view);
  $output = $view
    ->preview();
  $output = $renderer
    ->renderRoot($output);
  $this
    ->setRawContent($output);
  $result = $this
    ->xpath('//div[@class=:class]/a', [
    ':class' => 'more-link',
  ]);
  $this
    ->assertEquals(Url::fromRoute('view.test_display_more.page_1')
    ->toString(), $result[0]
    ->attributes()->href, 'The right more link is shown.');
  $this
    ->assertEquals($expected_more_text, trim($result[0][0]), 'The right link text is shown.');

  // Test the renderMoreLink method directly. This could be directly unit
  // tested.
  $more_link = $view->display_handler
    ->renderMoreLink();
  $more_link = $renderer
    ->renderRoot($more_link);
  $this
    ->setRawContent($more_link);
  $result = $this
    ->xpath('//div[@class=:class]/a', [
    ':class' => 'more-link',
  ]);
  $this
    ->assertEquals(Url::fromRoute('view.test_display_more.page_1')
    ->toString(), $result[0]
    ->attributes()->href, 'The right more link is shown.');
  $this
    ->assertEquals($expected_more_text, trim($result[0][0]), 'The right link text is shown.');

  // Test the useMoreText method directly. This could be directly unit
  // tested.
  $more_text = $view->display_handler
    ->useMoreText();
  $this
    ->assertEquals($expected_more_text, $more_text, 'The right more text is chosen.');
  $view = Views::getView('test_display_more');
  $view
    ->setDisplay();
  $view->display_handler
    ->setOption('use_more', 0);
  $this
    ->executeView($view);
  $output = $view
    ->preview();
  $output = $renderer
    ->renderRoot($output);
  $this
    ->setRawContent($output);
  $result = $this
    ->xpath('//div[@class=:class]/a', [
    ':class' => 'more-link',
  ]);
  $this
    ->assertTrue(empty($result), 'The more link is not shown.');
  $view = Views::getView('test_display_more');
  $view
    ->setDisplay();
  $view->display_handler
    ->setOption('use_more', 0);
  $view->display_handler
    ->setOption('use_more_always', 0);
  $view->display_handler
    ->setOption('pager', [
    'type' => 'some',
    'options' => [
      'items_per_page' => 1,
      'offset' => 0,
    ],
  ]);
  $this
    ->executeView($view);
  $output = $view
    ->preview();
  $output = $renderer
    ->renderRoot($output);
  $this
    ->setRawContent($output);
  $result = $this
    ->xpath('//div[@class=:class]/a', [
    ':class' => 'more-link',
  ]);
  $this
    ->assertTrue(empty($result), 'The more link is not shown when view has more records.');

  // Test the default value of use_more_always.
  $view = View::create()
    ->getExecutable();
  $this
    ->assertTrue($view
    ->getDisplay()
    ->getOption('use_more_always'), 'Always display the more link by default.');
}