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+<?php
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+
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+namespace Drupal\node\Tests;
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+
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+use Drupal\comment\Tests\CommentTestTrait;
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+use Drupal\Core\Field\FieldStorageDefinitionInterface;
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+use Drupal\Core\Language\LanguageInterface;
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+use Drupal\Core\Url;
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+use Drupal\field\Tests\EntityReference\EntityReferenceTestTrait;
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+use Drupal\field\Entity\FieldConfig;
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+use Drupal\field\Entity\FieldStorageConfig;
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+use Drupal\node\Entity\NodeType;
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+use Drupal\taxonomy\Entity\Term;
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+use Drupal\taxonomy\Entity\Vocabulary;
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+
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+/**
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+ * Tests the node entity preview functionality.
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+ *
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+ * @group node
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+ */
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+class PagePreviewTest extends NodeTestBase {
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+
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+ use EntityReferenceTestTrait;
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+ use CommentTestTrait;
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+
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+ /**
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+ * Enable the comment, node and taxonomy modules to test on the preview.
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+ *
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+ * @var array
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+ */
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+ public static $modules = ['node', 'taxonomy', 'comment', 'image', 'file', 'text', 'node_test', 'menu_ui'];
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+
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+ /**
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+ * The name of the created field.
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+ *
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+ * @var string
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+ */
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+ protected $fieldName;
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+
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+ protected function setUp() {
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+ parent::setUp();
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+ $this->addDefaultCommentField('node', 'page');
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+
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+ $web_user = $this->drupalCreateUser(['edit own page content', 'create page content', 'administer menu']);
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+ $this->drupalLogin($web_user);
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+
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+ // Add a vocabulary so we can test different view modes.
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+ $vocabulary = Vocabulary::create([
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+ 'name' => $this->randomMachineName(),
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+ 'description' => $this->randomMachineName(),
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+ 'vid' => $this->randomMachineName(),
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+ 'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
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+ 'help' => '',
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+ ]);
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+ $vocabulary->save();
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+
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+ $this->vocabulary = $vocabulary;
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+
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+ // Add a term to the vocabulary.
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+ $term = Term::create([
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+ 'name' => $this->randomMachineName(),
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+ 'description' => $this->randomMachineName(),
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+ 'vid' => $this->vocabulary->id(),
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+ 'langcode' => LanguageInterface::LANGCODE_NOT_SPECIFIED,
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+ ]);
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+ $term->save();
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+
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+ $this->term = $term;
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+
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+ // Create an image field.
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+ FieldStorageConfig::create([
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+ 'field_name' => 'field_image',
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+ 'entity_type' => 'node',
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+ 'type' => 'image',
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+ 'settings' => [],
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+ 'cardinality' => FieldStorageConfig::CARDINALITY_UNLIMITED,
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+ ])->save();
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+
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+ $field_config = FieldConfig::create([
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+ 'field_name' => 'field_image',
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+ 'label' => 'Images',
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+ 'entity_type' => 'node',
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+ 'bundle' => 'page',
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+ 'required' => FALSE,
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+ 'settings' => [],
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+ ]);
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+ $field_config->save();
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+
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+ // Create a field.
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+ $this->fieldName = mb_strtolower($this->randomMachineName());
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+ $handler_settings = [
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+ 'target_bundles' => [
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+ $this->vocabulary->id() => $this->vocabulary->id(),
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+ ],
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+ 'auto_create' => TRUE,
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+ ];
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+ $this->createEntityReferenceField('node', 'page', $this->fieldName, 'Tags', 'taxonomy_term', 'default', $handler_settings, FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED);
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+
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+ entity_get_form_display('node', 'page', 'default')
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+ ->setComponent($this->fieldName, [
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+ 'type' => 'entity_reference_autocomplete_tags',
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+ ])
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+ ->save();
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+
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+ // Show on default display and teaser.
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+ entity_get_display('node', 'page', 'default')
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+ ->setComponent($this->fieldName, [
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+ 'type' => 'entity_reference_label',
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+ ])
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+ ->save();
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+ entity_get_display('node', 'page', 'teaser')
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+ ->setComponent($this->fieldName, [
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+ 'type' => 'entity_reference_label',
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+ ])
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+ ->save();
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+
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+ entity_get_form_display('node', 'page', 'default')
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+ ->setComponent('field_image', [
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+ 'type' => 'image_image',
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+ 'settings' => [],
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+ ])
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+ ->save();
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+
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+ entity_get_display('node', 'page', 'default')
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+ ->setComponent('field_image')
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+ ->save();
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+
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+ // Create a multi-value text field.
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+ $field_storage = FieldStorageConfig::create([
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+ 'field_name' => 'field_test_multi',
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+ 'entity_type' => 'node',
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+ 'cardinality' => FieldStorageDefinitionInterface::CARDINALITY_UNLIMITED,
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+ 'type' => 'text',
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+ 'settings' => [
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+ 'max_length' => 50,
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+ ],
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+ ]);
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+ $field_storage->save();
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+ FieldConfig::create([
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+ 'field_storage' => $field_storage,
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+ 'bundle' => 'page',
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+ ])->save();
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+
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+ entity_get_form_display('node', 'page', 'default')
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+ ->setComponent('field_test_multi', [
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+ 'type' => 'text_textfield',
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+ ])
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+ ->save();
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+
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+ entity_get_display('node', 'page', 'default')
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+ ->setComponent('field_test_multi', [
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+ 'type' => 'string',
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+ ])
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+ ->save();
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+ }
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+
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+ /**
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+ * Checks the node preview functionality.
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+ */
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+ public function testPagePreview() {
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+ $title_key = 'title[0][value]';
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+ $body_key = 'body[0][value]';
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+ $term_key = $this->fieldName . '[target_id]';
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+
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+ // Fill in node creation form and preview node.
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+ $edit = [];
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+ $edit[$title_key] = '<em>' . $this->randomMachineName(8) . '</em>';
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+ $edit[$body_key] = $this->randomMachineName(16);
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+ $edit[$term_key] = $this->term->getName();
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+
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+ // Upload an image.
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+ $test_image = current($this->drupalGetTestFiles('image', 39325));
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+ $edit['files[field_image_0][]'] = \Drupal::service('file_system')->realpath($test_image->uri);
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+ $this->drupalPostForm('node/add/page', $edit, t('Upload'));
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+
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+ // Add an alt tag and preview the node.
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+ $this->drupalPostForm(NULL, ['field_image[0][alt]' => 'Picture of llamas'], t('Preview'));
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+
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+ // Check that the preview is displaying the title, body and term.
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+ $this->assertTitle(t('@title | Drupal', ['@title' => $edit[$title_key]]), 'Basic page title is preview.');
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+ $this->assertEscaped($edit[$title_key], 'Title displayed and escaped.');
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+ $this->assertText($edit[$body_key], 'Body displayed.');
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+ $this->assertText($edit[$term_key], 'Term displayed.');
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+ $this->assertLink(t('Back to content editing'));
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+
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+ // Check that we see the class of the node type on the body element.
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+ $body_class_element = $this->xpath("//body[contains(@class, 'page-node-type-page')]");
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+ $this->assertTrue(!empty($body_class_element), 'Node type body class found.');
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+
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+ // Get the UUID.
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+ $url = parse_url($this->getUrl());
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+ $paths = explode('/', $url['path']);
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+ $view_mode = array_pop($paths);
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+ $uuid = array_pop($paths);
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+
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+ // Switch view mode. We'll remove the body from the teaser view mode.
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+ entity_get_display('node', 'page', 'teaser')
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+ ->removeComponent('body')
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+ ->save();
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+
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+ $view_mode_edit = ['view_mode' => 'teaser'];
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+ $this->drupalPostForm('node/preview/' . $uuid . '/full', $view_mode_edit, t('Switch'));
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+ $this->assertRaw('view-mode-teaser', 'View mode teaser class found.');
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+ $this->assertNoText($edit[$body_key], 'Body not displayed.');
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+
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+ // Check that the title, body and term fields are displayed with the
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+ // values after going back to the content edit page.
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+ $this->clickLink(t('Back to content editing'));
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+ $this->assertFieldByName($title_key, $edit[$title_key], 'Title field displayed.');
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+ $this->assertFieldByName($body_key, $edit[$body_key], 'Body field displayed.');
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+ $this->assertFieldByName($term_key, $edit[$term_key], 'Term field displayed.');
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+ $this->assertFieldByName('field_image[0][alt]', 'Picture of llamas');
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+ $this->drupalPostAjaxForm(NULL, [], ['field_test_multi_add_more' => t('Add another item')], NULL, [], [], 'node-page-form');
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+ $this->assertFieldByName('field_test_multi[0][value]');
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+ $this->assertFieldByName('field_test_multi[1][value]');
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+
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+ // Return to page preview to check everything is as expected.
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+ $this->drupalPostForm(NULL, [], t('Preview'));
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+ $this->assertTitle(t('@title | Drupal', ['@title' => $edit[$title_key]]), 'Basic page title is preview.');
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+ $this->assertEscaped($edit[$title_key], 'Title displayed and escaped.');
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+ $this->assertText($edit[$body_key], 'Body displayed.');
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+ $this->assertText($edit[$term_key], 'Term displayed.');
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+ $this->assertLink(t('Back to content editing'));
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+
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+ // Assert the content is kept when reloading the page.
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+ $this->drupalGet('node/add/page', ['query' => ['uuid' => $uuid]]);
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+ $this->assertFieldByName($title_key, $edit[$title_key], 'Title field displayed.');
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+ $this->assertFieldByName($body_key, $edit[$body_key], 'Body field displayed.');
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+ $this->assertFieldByName($term_key, $edit[$term_key], 'Term field displayed.');
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+
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+ // Save the node - this is a new POST, so we need to upload the image.
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+ $this->drupalPostForm('node/add/page', $edit, t('Upload'));
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+ $this->drupalPostForm(NULL, ['field_image[0][alt]' => 'Picture of llamas'], t('Save'));
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+ $node = $this->drupalGetNodeByTitle($edit[$title_key]);
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+
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+ // Check the term was displayed on the saved node.
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+ $this->drupalGet('node/' . $node->id());
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+ $this->assertText($edit[$term_key], 'Term displayed.');
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+
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+ // Check the term appears again on the edit form.
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+ $this->drupalGet('node/' . $node->id() . '/edit');
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+ $this->assertFieldByName($term_key, $edit[$term_key] . ' (' . $this->term->id() . ')', 'Term field displayed.');
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+
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+ // Check with two new terms on the edit form, additionally to the existing
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+ // one.
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+ $edit = [];
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+ $newterm1 = $this->randomMachineName(8);
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+ $newterm2 = $this->randomMachineName(8);
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+ $edit[$term_key] = $this->term->getName() . ', ' . $newterm1 . ', ' . $newterm2;
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+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Preview'));
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+ $this->assertRaw('>' . $newterm1 . '<', 'First new term displayed.');
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+ $this->assertRaw('>' . $newterm2 . '<', 'Second new term displayed.');
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+ // The first term should be displayed as link, the others not.
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+ $this->assertLink($this->term->getName());
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+ $this->assertNoLink($newterm1);
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+ $this->assertNoLink($newterm2);
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+
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+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Save'));
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+
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+ // Check with one more new term, keeping old terms, removing the existing
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+ // one.
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+ $edit = [];
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+ $newterm3 = $this->randomMachineName(8);
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+ $edit[$term_key] = $newterm1 . ', ' . $newterm3 . ', ' . $newterm2;
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+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Preview'));
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+ $this->assertRaw('>' . $newterm1 . '<', 'First existing term displayed.');
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+ $this->assertRaw('>' . $newterm2 . '<', 'Second existing term displayed.');
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+ $this->assertRaw('>' . $newterm3 . '<', 'Third new term displayed.');
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+ $this->assertNoText($this->term->getName());
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+ $this->assertLink($newterm1);
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+ $this->assertLink($newterm2);
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+ $this->assertNoLink($newterm3);
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+
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+ // Check that editing an existing node after it has been previewed and not
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+ // saved doesn't remember the previous changes.
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+ $edit = [
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+ $title_key => $this->randomMachineName(8),
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+ ];
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+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Preview'));
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+ $this->assertText($edit[$title_key], 'New title displayed.');
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+ $this->clickLink(t('Back to content editing'));
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+ $this->assertFieldByName($title_key, $edit[$title_key], 'New title value displayed.');
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+ // Navigate away from the node without saving.
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+ $this->drupalGet('<front>');
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+ // Go back to the edit form, the title should have its initial value.
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+ $this->drupalGet('node/' . $node->id() . '/edit');
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+ $this->assertFieldByName($title_key, $node->label(), 'Correct title value displayed.');
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+
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+ // Check with required preview.
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+ $node_type = NodeType::load('page');
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+ $node_type->setPreviewMode(DRUPAL_REQUIRED);
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+ $node_type->save();
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+ $this->drupalGet('node/add/page');
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+ $this->assertNoRaw('edit-submit');
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+ $this->drupalPostForm('node/add/page', [$title_key => 'Preview'], t('Preview'));
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+ $this->clickLink(t('Back to content editing'));
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+ $this->assertRaw('edit-submit');
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+
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+ // Check that destination is remembered when clicking on preview. When going
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+ // back to the edit form and clicking save, we should go back to the
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+ // original destination, if set.
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+ $destination = 'node';
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+ $this->drupalPostForm($node->toUrl('edit-form'), [], t('Preview'), ['query' => ['destination' => $destination]]);
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+ $parameters = ['node_preview' => $node->uuid(), 'view_mode_id' => 'full'];
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+ $options = ['absolute' => TRUE, 'query' => ['destination' => $destination]];
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+ $this->assertUrl(Url::fromRoute('entity.node.preview', $parameters, $options));
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+ $this->drupalPostForm(NULL, ['view_mode' => 'teaser'], t('Switch'));
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+ $this->clickLink(t('Back to content editing'));
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+ $this->drupalPostForm(NULL, [], t('Save'));
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+ $this->assertUrl($destination);
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+
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+ // Check that preview page works as expected without a destination set.
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+ $this->drupalPostForm($node->toUrl('edit-form'), [], t('Preview'));
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+ $parameters = ['node_preview' => $node->uuid(), 'view_mode_id' => 'full'];
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+ $this->assertUrl(Url::fromRoute('entity.node.preview', $parameters, ['absolute' => TRUE]));
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+ $this->drupalPostForm(NULL, ['view_mode' => 'teaser'], t('Switch'));
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+ $this->clickLink(t('Back to content editing'));
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+ $this->drupalPostForm(NULL, [], t('Save'));
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+ $this->assertUrl($node->toUrl());
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+ $this->assertResponse(200);
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+
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+ /** @var \Drupal\Core\File\FileSystemInterface $file_system */
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+ $file_system = \Drupal::service('file_system');
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+ // Assert multiple items can be added and are not lost when previewing.
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+ $test_image_1 = current($this->drupalGetTestFiles('image', 39325));
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+ $edit_image_1['files[field_image_0][]'] = $file_system->realpath($test_image_1->uri);
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+ $test_image_2 = current($this->drupalGetTestFiles('image', 39325));
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+ $edit_image_2['files[field_image_1][]'] = $file_system->realpath($test_image_2->uri);
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+ $edit['field_image[0][alt]'] = 'Alt 1';
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+
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+ $this->drupalPostForm('node/add/page', $edit_image_1, t('Upload'));
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+ $this->drupalPostForm(NULL, $edit, t('Preview'));
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+ $this->clickLink(t('Back to content editing'));
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+ $this->assertFieldByName('files[field_image_1][]');
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+ $this->drupalPostForm(NULL, $edit_image_2, t('Upload'));
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+ $this->assertNoFieldByName('files[field_image_1][]');
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+
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+ $title = 'node_test_title';
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+ $example_text_1 = 'example_text_preview_1';
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+ $example_text_2 = 'example_text_preview_2';
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+ $example_text_3 = 'example_text_preview_3';
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+ $this->drupalGet('node/add/page');
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+ $edit = [
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+ 'title[0][value]' => $title,
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+ 'field_test_multi[0][value]' => $example_text_1,
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+ ];
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+ $this->assertRaw('Storage is not set');
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+ $this->drupalPostForm(NULL, $edit, t('Preview'));
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+ $this->clickLink(t('Back to content editing'));
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+ $this->assertRaw('Storage is set');
|
|
|
+ $this->assertFieldByName('field_test_multi[0][value]');
|
|
|
+ $this->drupalPostForm(NULL, [], t('Save'));
|
|
|
+ $this->assertText('Basic page ' . $title . ' has been created.');
|
|
|
+ $node = $this->drupalGetNodeByTitle($title);
|
|
|
+ $this->drupalGet('node/' . $node->id() . '/edit');
|
|
|
+ $this->drupalPostAjaxForm(NULL, [], ['field_test_multi_add_more' => t('Add another item')]);
|
|
|
+ $this->drupalPostAjaxForm(NULL, [], ['field_test_multi_add_more' => t('Add another item')]);
|
|
|
+ $edit = [
|
|
|
+ 'field_test_multi[1][value]' => $example_text_2,
|
|
|
+ 'field_test_multi[2][value]' => $example_text_3,
|
|
|
+ ];
|
|
|
+ $this->drupalPostForm(NULL, $edit, t('Preview'));
|
|
|
+ $this->clickLink(t('Back to content editing'));
|
|
|
+ $this->drupalPostForm(NULL, $edit, t('Preview'));
|
|
|
+ $this->clickLink(t('Back to content editing'));
|
|
|
+ $this->assertFieldByName('field_test_multi[0][value]', $example_text_1);
|
|
|
+ $this->assertFieldByName('field_test_multi[1][value]', $example_text_2);
|
|
|
+ $this->assertFieldByName('field_test_multi[2][value]', $example_text_3);
|
|
|
+
|
|
|
+ // Now save the node and make sure all values got saved.
|
|
|
+ $this->drupalPostForm(NULL, [], t('Save'));
|
|
|
+ $this->assertText($example_text_1);
|
|
|
+ $this->assertText($example_text_2);
|
|
|
+ $this->assertText($example_text_3);
|
|
|
+
|
|
|
+ // Edit again, change the menu_ui settings and click on preview.
|
|
|
+ $this->drupalGet('node/' . $node->id() . '/edit');
|
|
|
+ $edit = [
|
|
|
+ 'menu[enabled]' => TRUE,
|
|
|
+ 'menu[title]' => 'Changed title',
|
|
|
+ ];
|
|
|
+ $this->drupalPostForm(NULL, $edit, t('Preview'));
|
|
|
+ $this->clickLink(t('Back to content editing'));
|
|
|
+ $this->assertFieldChecked('edit-menu-enabled', 'Menu option is still checked');
|
|
|
+ $this->assertFieldByName('menu[title]', 'Changed title', 'Menu link title is correct after preview');
|
|
|
+
|
|
|
+ // Save, change the title while saving and make sure that it is correctly
|
|
|
+ // saved.
|
|
|
+ $edit = [
|
|
|
+ 'menu[enabled]' => TRUE,
|
|
|
+ 'menu[title]' => 'Second title change',
|
|
|
+ ];
|
|
|
+ $this->drupalPostForm(NULL, $edit, t('Save'));
|
|
|
+ $this->drupalGet('node/' . $node->id() . '/edit');
|
|
|
+ $this->assertFieldByName('menu[title]', 'Second title change', 'Menu link title is correct after saving');
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks the node preview functionality, when using revisions.
|
|
|
+ */
|
|
|
+ public function testPagePreviewWithRevisions() {
|
|
|
+ $title_key = 'title[0][value]';
|
|
|
+ $body_key = 'body[0][value]';
|
|
|
+ $term_key = $this->fieldName . '[target_id]';
|
|
|
+ // Force revision on "Basic page" content.
|
|
|
+ $node_type = NodeType::load('page');
|
|
|
+ $node_type->setNewRevision(TRUE);
|
|
|
+ $node_type->save();
|
|
|
+
|
|
|
+ // Fill in node creation form and preview node.
|
|
|
+ $edit = [];
|
|
|
+ $edit[$title_key] = $this->randomMachineName(8);
|
|
|
+ $edit[$body_key] = $this->randomMachineName(16);
|
|
|
+ $edit[$term_key] = $this->term->id();
|
|
|
+ $edit['revision_log[0][value]'] = $this->randomString(32);
|
|
|
+ $this->drupalPostForm('node/add/page', $edit, t('Preview'));
|
|
|
+
|
|
|
+ // Check that the preview is displaying the title, body and term.
|
|
|
+ $this->assertTitle(t('@title | Drupal', ['@title' => $edit[$title_key]]), 'Basic page title is preview.');
|
|
|
+ $this->assertText($edit[$title_key], 'Title displayed.');
|
|
|
+ $this->assertText($edit[$body_key], 'Body displayed.');
|
|
|
+ $this->assertText($edit[$term_key], 'Term displayed.');
|
|
|
+
|
|
|
+ // Check that the title and body fields are displayed with the correct
|
|
|
+ // values after going back to the content edit page.
|
|
|
+ $this->clickLink(t('Back to content editing')); $this->assertFieldByName($title_key, $edit[$title_key], 'Title field displayed.');
|
|
|
+ $this->assertFieldByName($body_key, $edit[$body_key], 'Body field displayed.');
|
|
|
+ $this->assertFieldByName($term_key, $edit[$term_key], 'Term field displayed.');
|
|
|
+
|
|
|
+ // Check that the revision log field has the correct value.
|
|
|
+ $this->assertFieldByName('revision_log[0][value]', $edit['revision_log[0][value]'], 'Revision log field displayed.');
|
|
|
+
|
|
|
+ // Save the node after coming back from the preview page so we can create a
|
|
|
+ // pending revision for it.
|
|
|
+ $this->drupalPostForm(NULL, [], t('Save'));
|
|
|
+ $node = $this->drupalGetNodeByTitle($edit[$title_key]);
|
|
|
+
|
|
|
+ // Check that previewing a pending revision of a node works. This can not be
|
|
|
+ // accomplished through the UI so we have to use API calls.
|
|
|
+ // @todo Change this test to use the UI when we will be able to create
|
|
|
+ // pending revisions in core.
|
|
|
+ // @see https://www.drupal.org/node/2725533
|
|
|
+ $node->setNewRevision(TRUE);
|
|
|
+ $node->isDefaultRevision(FALSE);
|
|
|
+
|
|
|
+ /** @var \Drupal\Core\Controller\ControllerResolverInterface $controller_resolver */
|
|
|
+ $controller_resolver = \Drupal::service('controller_resolver');
|
|
|
+ $node_preview_controller = $controller_resolver->getControllerFromDefinition('\Drupal\node\Controller\NodePreviewController::view');
|
|
|
+ $node_preview_controller($node, 'full');
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * Checks the node preview accessible for simultaneous node editing.
|
|
|
+ */
|
|
|
+ public function testSimultaneousPreview() {
|
|
|
+ $title_key = 'title[0][value]';
|
|
|
+ $node = $this->drupalCreateNode([]);
|
|
|
+
|
|
|
+ $edit = [$title_key => 'New page title'];
|
|
|
+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit, t('Preview'));
|
|
|
+ $this->assertText($edit[$title_key]);
|
|
|
+
|
|
|
+ $user2 = $this->drupalCreateUser(['edit any page content']);
|
|
|
+ $this->drupalLogin($user2);
|
|
|
+ $this->drupalGet('node/' . $node->id() . '/edit');
|
|
|
+ $this->assertFieldByName($title_key, $node->label(), 'No title leaked from previous user.');
|
|
|
+
|
|
|
+ $edit2 = [$title_key => 'Another page title'];
|
|
|
+ $this->drupalPostForm('node/' . $node->id() . '/edit', $edit2, t('Preview'));
|
|
|
+ $this->assertUrl(\Drupal::url('entity.node.preview', ['node_preview' => $node->uuid(), 'view_mode_id' => 'full'], ['absolute' => TRUE]));
|
|
|
+ $this->assertText($edit2[$title_key]);
|
|
|
+ }
|
|
|
+
|
|
|
+}
|