--- /dev/null
+<?php
+
+namespace Drupal\entity_embed\Tests;
+
+use Drupal\Component\Serialization\Json;
+use Drupal\Core\Form\FormState;
+
+/**
+ * Tests the image field formatter provided by entity_embed.
+ *
+ * @group entity_embed
+ */
+class ImageFieldFormatterTest extends EntityEmbedTestBase {
+
+ /**
+ * Modules to enable.
+ *
+ * @var array
+ */
+ public static $modules = ['file', 'image', 'responsive_image'];
+
+ /**
+ * Created file entity.
+ *
+ * @var \Drupal\file\FileInterface
+ */
+ protected $image;
+
+ /**
+ * Created file entity.
+ *
+ * @var \Drupal\file\FileInterface
+ */
+ protected $file;
+
+ /**
+ *
+ */
+ protected function setUp() {
+ parent::setUp();
+ $this->image = $this->getTestFile('image');
+ $this->file = $this->getTestFile('text');
+ }
+
+ /**
+ * Tests image field formatter Entity Embed Display plugin.
+ */
+ public function testImageFieldFormatter() {
+ // Ensure that image field formatters are available as plugins.
+ $this->assertAvailableDisplayPlugins($this->image, [
+ 'entity_reference:entity_reference_label',
+ 'entity_reference:entity_reference_entity_id',
+ 'file:file_default',
+ 'file:file_table',
+ 'file:file_url_plain',
+ 'image:responsive_image',
+ 'image:image',
+ ]);
+
+ // Ensure that correct form attributes are returned for the image plugin.
+ $form = array();
+ $form_state = new FormState();
+ $display = $this->container->get('plugin.manager.entity_embed.display')
+ ->createInstance('image:image', []);
+ $display->setContextValue('entity', $this->image);
+ $conf_form = $display->buildConfigurationForm($form, $form_state);
+ $this->assertIdentical(array_keys($conf_form), array(
+ 'image_style',
+ 'image_link',
+ 'alt',
+ 'title',
+ ));
+ $this->assertIdentical($conf_form['image_style']['#type'], 'select');
+ $this->assertIdentical((string) $conf_form['image_style']['#title'], 'Image style');
+ $this->assertIdentical($conf_form['image_link']['#type'], 'select');
+ $this->assertIdentical((string) $conf_form['image_link']['#title'], 'Link image to');
+ $this->assertIdentical($conf_form['alt']['#type'], 'textfield');
+ $this->assertIdentical((string) $conf_form['alt']['#title'], 'Alternate text');
+ $this->assertIdentical($conf_form['title']['#type'], 'textfield');
+ $this->assertIdentical((string) $conf_form['title']['#title'], 'Title');
+
+ // Test entity embed using 'Image' Entity Embed Display plugin.
+ $alt_text = "This is sample description";
+ $title = "This is sample title";
+ $embed_settings = array('image_link' => 'file');
+ $content = '<drupal-entity data-entity-type="file" data-entity-uuid="' . $this->image->uuid() . '" data-entity-embed-display="image:image" data-entity-embed-display-settings=\'' . Json::encode($embed_settings) . '\' alt="' . $alt_text . '" title="' . $title . '">This placeholder should not be rendered.</drupal-entity>';
+ $settings = array();
+ $settings['type'] = 'page';
+ $settings['title'] = 'Test entity embed with image:image';
+ $settings['body'] = array(array('value' => $content, 'format' => 'custom_format'));
+ $node = $this->drupalCreateNode($settings);
+ $this->drupalGet('node/' . $node->id());
+ $this->assertRaw($alt_text, 'Alternate text for the embedded image is visible when embed is successful.');
+ $this->assertNoText(strip_tags($content), 'Placeholder does not appears in the output when embed is successful.');
+ $this->assertLinkByHref(file_create_url($this->image->getFileUri()), 0, 'Link to the embedded image exists.');
+
+ // Embed all three field types in one, to ensure they all render correctly.
+ $content = '<drupal-entity data-entity-type="node" data-entity-uuid="' . $this->node->uuid() . '" data-entity-embed-display="entity_reference:entity_reference_label"></drupal-entity>';
+ $content .= '<drupal-entity data-entity-type="file" data-entity-uuid="' . $this->file->uuid() . '" data-entity-embed-display="file:file_default"></drupal-entity>';
+ $content .= '<drupal-entity data-entity-type="file" data-entity-uuid="' . $this->image->uuid() . '" data-entity-embed-display="image:image"></drupal-entity>';
+ $settings = array();
+ $settings['type'] = 'page';
+ $settings['title'] = 'Test node entity embedded first then a file entity';
+ $settings['body'] = array(array('value' => $content, 'format' => 'custom_format'));
+ $node = $this->drupalCreateNode($settings);
+ $this->drupalGet('node/' . $node->id());
+ }
+
+}