function AreaEmptyTest::testRenderEmptyHeaderFooter

Tests that the header and footer areas are not rendered if empty.

File

core/modules/views/tests/src/Kernel/Handler/AreaEmptyTest.php, line 57

Class

AreaEmptyTest

Tests the generic entity area handler.

Namespace

Code

public function testRenderEmptyHeaderFooter() : void {
    $view = Views::getView('test_example_area');
    $view->initHandlers();
    // Set example empty text.
    $empty_text = $this->randomMachineName();
    $empty_header = $this->randomMachineName();
    $empty_footer = $this->randomMachineName();
    // Set empty text.
    $view->empty['test_example']->options['string'] = '<p>' . $empty_text . '</p>';
    // Set example header text.
    $view->header['test_example']->options['string'] = '<p>' . $empty_header . '</p>';
    // Set example footer text.
    $view->footer['test_example']->options['string'] = '<p>' . $empty_footer . '</p>';
    // Verify that the empty header and footer sections have not been rendered.
    $view->setDisplay('default');
    $this->executeView($view);
    $output = $view->render();
    $output = \Drupal::service('renderer')->renderRoot($output);
    $this->setRawContent($output);
    $this->assertText($empty_text);
    $this->assertNoText($empty_header);
    $this->assertNoText($empty_footer);
    // Enable displaying the header and footer when the View is empty.
    $view->header['test_example']->options['empty'] = TRUE;
    $view->footer['test_example']->options['empty'] = TRUE;
    // Verify that the header and footer sections have been rendered.
    $this->executeView($view);
    $output = $view->render();
    $output = \Drupal::service('renderer')->renderRoot($output);
    $this->setRawContent($output);
    $this->assertText($empty_header);
    $this->assertText($empty_footer);
}