DisplayAttachmentTest.php

<?php

namespace Drupal\Tests\views_ui\Functional;

use Drupal\views\Views;

/**
 * Tests the UI for the attachment display plugin.
 *
 * @group views_ui
 * @see \Drupal\views\Plugin\views\display\Attachment
 */
class DisplayAttachmentTest extends UITestBase {
    
    /**
     * Views used by this test.
     *
     * @var array
     * .
     */
    public static $testViews = [
        'test_attachment_ui',
    ];
    
    /**
     * {@inheritdoc}
     */
    protected $defaultTheme = 'stark';
    
    /**
     * Tests the attachment UI.
     */
    public function testAttachmentUI() {
        $this->drupalGet('admin/structure/views/view/test_attachment_ui/edit/attachment_1');
        $this->assertSession()
            ->pageTextContains('Not defined');
        $attachment_display_url = 'admin/structure/views/nojs/display/test_attachment_ui/attachment_1/displays';
        $this->drupalGet($attachment_display_url);
        // Display labels should be escaped.
        $this->assertSession()
            ->assertEscaped('<em>Page</em>');
        $this->assertSession()
            ->checkboxNotChecked("edit-displays-default");
        $this->assertSession()
            ->checkboxNotChecked("edit-displays-page-1");
        // Save the attachments and test the value on the view.
        $this->drupalGet($attachment_display_url);
        $this->submitForm([
            'displays[page_1]' => 1,
        ], 'Apply');
        // Options summary should be escaped.
        $this->assertSession()
            ->assertEscaped('<em>Page</em>');
        $this->assertSession()
            ->responseNotContains('<em>Page</em>');
        $this->assertSession()
            ->elementAttributeContains('xpath', '//a[@id = "views-attachment-1-displays"]', 'title', 'Page');
        $this->submitForm([], 'Save');
        $view = Views::getView('test_attachment_ui');
        $view->initDisplay();
        $this->assertEquals([
            'page_1',
        ], array_keys(array_filter($view->displayHandlers
            ->get('attachment_1')
            ->getOption('displays'))), 'The attached displays got saved as expected');
        $this->drupalGet($attachment_display_url);
        $this->submitForm([
            'displays[default]' => 1,
            'displays[page_1]' => 1,
        ], 'Apply');
        $this->assertSession()
            ->elementAttributeContains('xpath', '//a[@id = "views-attachment-1-displays"]', 'title', 'Multiple displays');
        $this->submitForm([], 'Save');
        $view = Views::getView('test_attachment_ui');
        $view->initDisplay();
        $this->assertEquals([
            'default',
            'page_1',
        ], array_keys($view->displayHandlers
            ->get('attachment_1')
            ->getOption('displays')), 'The attached displays got saved as expected');
    }
    
    /**
     * Tests the attachment working after the attached page was deleted.
     */
    public function testRemoveAttachedDisplay() {
        // Create a view.
        $view = $this->randomView();
        $path_prefix = 'admin/structure/views/view/' . $view['id'] . '/edit';
        $attachment_display_url = 'admin/structure/views/nojs/display/' . $view['id'] . '/attachment_1/displays';
        // Open the Page display and create the attachment display.
        $this->drupalGet($path_prefix . '/page_1');
        $this->submitForm([], 'Add Attachment');
        $this->assertSession()
            ->pageTextContains('Not defined');
        // Attach the Attachment to the Page display.
        $this->drupalGet($attachment_display_url);
        $this->submitForm([
            'displays[page_1]' => 1,
        ], 'Apply');
        $this->submitForm([], 'Save');
        // Open the Page display and mark it as deleted.
        $this->drupalGet($path_prefix . '/page_1');
        $this->assertSession()
            ->buttonExists('edit-displays-settings-settings-content-tab-content-details-top-actions-delete');
        $this->drupalGet($path_prefix . '/page_1');
        $this->submitForm([], 'Delete Page');
        // Open the attachment display and save it.
        $this->drupalGet($path_prefix . '/attachment_1');
        $this->submitForm([], 'Save');
        // Check that there is no warning for the removed page display.
        $this->assertSession()
            ->pageTextNotContains("Plugin ID 'page_1' was not found.");
        // Check that the attachment is no longer linked to the removed display.
        $this->assertSession()
            ->pageTextContains('Not defined');
    }

}