Club Drupal

<?php

/**

 * @file

 * field_collections tests.

 */

/**

 * Test basics.

 */

class FieldCollectionBasicTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Field collection',

      'description' => 'Tests creating and using field collections.',

      'group' => 'Field types',

    );

  }

  function setUp() {

    parent::setUp('field_collection', 'entity_crud_hook_test');

    // Create a field_collection field to use for the tests.

    $this->field_name = 'field_test_collection';

    $this->field = array(

      'field_name' => $this->field_name,

      'type' => 'field_collection',

      'cardinality' => 4,

    );

    $this->field = field_create_field($this->field);

    $this->field_id = $this->field['id'];

    $this->instance = array(

      'field_name' => $this->field_name,

      'entity_type' => 'node',

      'bundle' => 'article',

      'label' => self::randomName() . '_label',

      'description' => self::randomName() . '_description',

      'weight' => random_int(0, 127),

      'settings' => array(),

      'widget' => array(

        'type' => 'hidden',

        'label' => 'Test',

        'settings' => array(),

      ),

    );

    $this->instance = field_create_instance($this->instance);

  }

  /**

   * Pass if the message $text was set by one of the CRUD hooks in

   * entity_crud_hook_test.module, i.e., if the $text is an element of

   * $_SESSION['entity_crud_hook_test'].

   *

   * @see EntityCrudHookTestCase::assertHookMessage()

   * @see FieldCollectionBasicTestCase::assertNoHookMessage()

   * @see FieldCollectionBasicTestCase::clearHookMessages()

   *

   * @param $text

   *   Plain text to look for.

   * @param $message

   *   Message to display.

   * @param $group

   *   The group this message belongs to, defaults to 'Other'.

   * @return

   *   TRUE on pass, FALSE on fail.

   */

  protected function assertHookMessage($text, $message = NULL, $group = 'Other') {

    if (!isset($message)) {

      $message = $text;

    }

    return $this->assertTrue(in_array($text, $_SESSION['entity_crud_hook_test']), $message, $group);

  }

  /**

   * Fail if the message $text was set by one of the CRUD hooks in

   * entity_crud_hook_test.module, i.e., if the $text is an element of

   * $_SESSION['entity_crud_hook_test'].

   *

   * @see FieldCollectionBasicTestCase::assertHookMessage()

   * @see FieldCollectionBasicTestCase::clearHookMessages()

   *

   * @param $text

   *   Plain text to look for.

   * @param $message

   *   Message to display.

   * @param $group

   *   The group this message belongs to, defaults to 'Other'.

   *

   * @return bool

   *   TRUE on pass, FALSE on fail.

   */

  protected function assertNoHookMessage($text, $message = NULL, $group = 'Other') {

    if (!isset($message)) {

      $message = $text;

    }

    return $this->assertFalse(in_array($text, $_SESSION['entity_crud_hook_test']), $message, $group);

  }

  /**

   * Clear hook messages recorded by entity_crud_hook_test.

   *

   * @see FieldCollectionBasicTestCase::assertHookMessage()

   * @see FieldCollectionBasicTestCase::assertNoHookMessage()

   */

  protected function clearHookMessages() {

    $_SESSION['entity_crud_hook_test'] = array();

  }

  /**

   * Helper for creating a new node with a field collection item.

   */

  protected function createNodeWithFieldCollection() {

    $node = $this->drupalCreateNode(array('type' => 'article'));

    // Manually create a field_collection.

    $entity = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $entity->setHostEntity('node', $node);

    $entity->save();

    return array($node, $entity);

  }

  /**

   * Tests CRUD.

   */

  function testCRUD() {

    list ($node, $entity) = $this->createNodeWithFieldCollection();

    $node = node_load($node->nid, NULL, TRUE);

    $this->assertEqual($entity->item_id, $node->{$this->field_name}[LANGUAGE_NONE][0]['value'], 'A field_collection has been successfully created and referenced.');

    $this->assertEqual($entity->revision_id, $node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id'], 'A field_collection has been successfully created and referenced.');

    // Test adding an additional field_collection during node edit.

    $entity2 = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $node->{$this->field_name}[LANGUAGE_NONE][] = array('entity' => $entity2);

    node_save($node);

    $node = node_load($node->nid, NULL, TRUE);

    $this->assertTrue(!empty($entity2->item_id) && !empty($entity2->revision_id), 'Field_collection has been saved.');

    $this->assertEqual($entity->item_id, $node->{$this->field_name}[LANGUAGE_NONE][0]['value'], 'Existing reference has been kept during update.');

    $this->assertEqual($entity->revision_id, $node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id'], 'Existing reference has been kept during update (revision).');

    $this->assertEqual($entity2->item_id, $node->{$this->field_name}[LANGUAGE_NONE][1]['value'], 'New field_collection has been properly referenced');

    $this->assertEqual($entity2->revision_id, $node->{$this->field_name}[LANGUAGE_NONE][1]['revision_id'], 'New field_collection has been properly referenced (revision)');

    // Make sure deleting the field_collection removes the reference.

    $this->clearHookMessages();

    $entity2->delete();

    $this->assertHookMessage('entity_crud_hook_test_entity_presave called for type node');

    $node = node_load($node->nid, NULL, TRUE);

    $this->assertTrue(!isset($node->{$this->field_name}[LANGUAGE_NONE][1]), 'Reference correctly deleted.');

    // Make sure field_collections are removed during deletion of the host.

    $this->clearHookMessages();

    node_delete($node->nid);

    $this->assertNoHookMessage('entity_crud_hook_test_entity_presave called for type node');

    $this->assertTrue(entity_load('field_collection_item') === array(), 'Field collections are deleted when the host is deleted.');

    // Try deleting nodes with collections without any values.

    $node = $this->drupalCreateNode(array('type' => 'article'));

    node_delete($node->nid);

    $this->assertTrue(node_load($node->nid, NULL, TRUE) == FALSE, 'Node without collection values deleted.');

    // Test creating a field collection entity with a not-yet saved host entity.

    $node = entity_create('node', array('type' => 'article'));

    $entity = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $entity->setHostEntity('node', $node);

    $entity->save();

    // Now the node should have been saved with the collection and the link

    // should have been established.

    $this->assertTrue(!empty($node->nid), 'Node has been saved with the collection.');

    $this->assertTrue(count($node->{$this->field_name}[LANGUAGE_NONE]) == 1 && !empty($node->{$this->field_name}[LANGUAGE_NONE][0]['value']) && !empty($node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id']), 'Link has been established.');

    // Again, test creating a field collection with a not-yet saved host entity,

    // but this time save both entities via the host.

    $node = entity_create('node', array('type' => 'article'));

    $entity = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $entity->setHostEntity('node', $node);

    node_save($node);

    $this->assertTrue(!empty($entity->item_id) && !empty($entity->revision_id), 'Collection has been saved with the host.');

    $this->assertTrue(count($node->{$this->field_name}[LANGUAGE_NONE]) == 1 && !empty($node->{$this->field_name}[LANGUAGE_NONE][0]['value']) && !empty($node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id']), 'Link has been established.');

    // Test Revisions.

    list ($node, $item) = $this->createNodeWithFieldCollection();

    $entity2 = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $node->{$this->field_name}[LANGUAGE_NONE][] = array('entity' => $entity2);

    node_save($node);

    $this->assertEqual($entity2->archived, FALSE, 'New field collection item with new content revision is not archived.');

    // Test saving a new revision of a node.

    $node->revision = TRUE;

    node_save($node);

    $item_updated = field_collection_item_load($node->{$this->field_name}[LANGUAGE_NONE][0]['value']);

    $this->assertNotEqual($item->revision_id, $item_updated->revision_id, 'Creating a new host entity revision creates a new field collection revision.');

    // Test saving a new revision with a new field collection item.

    $node->revision = TRUE;

    // Test saving the node without creating a new revision.

    $item = $item_updated;

    $node->revision = FALSE;

    node_save($node);

    $item_updated = field_collection_item_load($node->{$this->field_name}[LANGUAGE_NONE][0]['value']);

    $this->assertEqual($item->revision_id, $item_updated->revision_id, 'Updating a new host entity  without creating a new revision does not create a new field collection revision.');

    // Create a new revision of the node, such we have a non default node and

    // field collection revision. Then test using it.

    $vid = $node->vid;

    $item_revision_id = $item_updated->revision_id;

    $node->revision = TRUE;

    node_save($node);

    $item_updated = field_collection_item_load($node->{$this->field_name}[LANGUAGE_NONE][0]['value']);

    $this->assertNotEqual($item_revision_id, $item_updated->revision_id, 'Creating a new host entity revision creates a new field collection revision.');

    $this->assertTrue($item_updated->isDefaultRevision(), 'Field collection of default host entity revision is default too.');

    $this->assertEqual($item_updated->hostEntityId(), $node->nid, 'Can access host entity ID of default field collection revision.');

    $this->assertEqual($item_updated->hostEntity()->vid, $node->vid, 'Loaded default host entity revision.');

    $item = entity_revision_load('field_collection_item', $item_revision_id);

    $this->assertFalse($item->isDefaultRevision(), 'Field collection of non-default host entity is non-default too.');

    $this->assertEqual($item->hostEntityId(), $node->nid, 'Can access host entity ID of non-default field collection revision.');

    $this->assertEqual($item->hostEntity()->vid, $vid, 'Loaded non-default host entity revision.');

    // Delete the non-default revision and make sure the field collection item

    // revision has been deleted too.

    entity_revision_delete('node', $vid);

    $this->assertFalse(entity_revision_load('node', $vid), 'Host entity revision deleted.');

    $this->assertFalse(entity_revision_load('field_collection_item', $item_revision_id), 'Field collection item revision deleted.');

    // Test having archived field collections, i.e. collections referenced only

    // in non-default revisions.

    list ($node, $item) = $this->createNodeWithFieldCollection();

    // Create two revisions.

    $node_vid = $node->vid;

    $node->revision = TRUE;

    node_save($node);

    $node_vid2 = $node->vid;

    $node->revision = TRUE;

    node_save($node);

    // Now delete the field collection item for the default revision.

    $item = field_collection_item_load($node->{$this->field_name}[LANGUAGE_NONE][0]['value']);

    $item_revision_id = $item->revision_id;

    $item->deleteRevision();

    $node = node_load($node->nid);

    $this->assertTrue(!isset($node->{$this->field_name}[LANGUAGE_NONE][0]), 'Field collection item revision removed from host.');

    $this->assertFalse(field_collection_item_revision_load($item->revision_id), 'Field collection item default revision deleted.');

    $item = field_collection_item_load($item->item_id);

    $this->assertNotEqual($item->revision_id, $item_revision_id, 'Field collection default revision has been updated.');

    $this->assertTrue($item->archived, 'Field collection item has been archived.');

    $this->assertFalse($item->isInUse(), 'Field collection item specified as not in use.');

    $this->assertTrue($item->isDefaultRevision(), 'Field collection of non-default host entity is default (but archived).');

    $this->assertEqual($item->hostEntityId(), $node->nid, 'Can access host entity ID of non-default field collection revision.');

    $this->assertEqual($item->hostEntity()->nid, $node->nid, 'Loaded non-default host entity revision.');

    // Test deleting a revision of an archived field collection.

    $node_revision2 = node_load($node->nid, $node_vid2);

    $item = field_collection_item_revision_load($node_revision2->{$this->field_name}[LANGUAGE_NONE][0]['revision_id']);

    $item->deleteRevision();

    // There should be one revision left, so the item should still exist.

    $item = field_collection_item_load($item->item_id);

    $this->assertTrue($item->archived, 'Field collection item is still archived.');

    $this->assertFalse($item->isInUse(), 'Field collection item specified as not in use.');

    // Test that deleting the first node revision deletes the whole field

    // collection item as it contains its last revision.

    node_revision_delete($node_vid);

    $this->assertFalse(field_collection_item_load($item->item_id), 'Archived field collection deleted when last revision deleted.');

    // Test that removing a field-collection item also deletes it.

    list ($node, $item) = $this->createNodeWithFieldCollection();

    $node->{$this->field_name}[LANGUAGE_NONE] = array();

    $node->revision = FALSE;

    node_save($node);

    $this->assertFalse(field_collection_item_load($item->item_id), 'Removed field collection item has been deleted.');

    // Test removing a field-collection item while creating a new host revision.

    list ($node, $item) = $this->createNodeWithFieldCollection();

    $node->{$this->field_name}[LANGUAGE_NONE] = array();

    $node->revision = TRUE;

    node_save($node);

    // Item should not be deleted but archived now.

    $item = field_collection_item_load($item->item_id);

    $this->assertTrue($item, 'Removed field collection item still exists.');

    $this->assertTrue($item->archived, 'Removed field collection item is archived.');

    // Test removing an old node revision. Make sure that the field collection

    // is not removed.

    list ($node, $item) = $this->createNodeWithFieldCollection();

    $node_vid = $node->vid;

    $node->revision = TRUE;

    node_save($node);

    $node_vid2 = $node->vid;

    $item_vid2 = $node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id'];

    node_revision_delete($node_vid);

    $item2 = field_collection_item_revision_load($item_vid2);

    $item_id2 = isset($item2->item_id) ? $item2->item_id : -1;

    $this->assertEqual($item_id2, $item->item_id, 'Removing an old node revision does not delete newer field collection revisions');

  }

  /**

   * Make sure the basic UI and access checks are working.

   */

  function testBasicUI() {

    // Add a field to the collection.

    $field = array(

      'field_name' => 'field_text',

      'type' => 'text',

      'cardinality' => 1,

      'translatable' => FALSE,

    );

    field_create_field($field);

    $instance = array(

      'entity_type' => 'field_collection_item',

      'field_name' => 'field_text',

      'bundle' => $this->field_name,

      'label' => 'Test text field',

      'widget' => array(

        'type' => 'text_textfield',

      ),

    );

    field_create_instance($instance);

    $user = $this->drupalCreateUser();

    $node = $this->drupalCreateNode(array('type' => 'article'));

    $this->drupalLogin($user);

    // Make sure access is denied.

    $path = 'field-collection/field-test-collection/add/node/' . $node->nid;

    $this->drupalGet($path);

    $this->assertText(t('Access denied'), 'Access has been denied.');

    $user_privileged = $this->drupalCreateUser(array('access content', 'edit any article content'));

    $this->drupalLogin($user_privileged);

    $this->drupalGet("node/$node->nid");

    $this->assertLinkByHref($path, 0, 'Add link is shown.');

    $this->drupalGet($path);

    $this->assertText(t('Test text field'), 'Add form is shown.');

    $edit['field_text[und][0][value]'] = self::randomName();

    $this->drupalPost($path, $edit, t('Save'));

    $this->assertText(t('The changes have been saved.'), 'Field collection saved.');

    $this->assertText($edit['field_text[und][0][value]'], 'Added field value is shown.');

    $edit['field_text[und][0][value]'] = self::randomName();

    $this->drupalPost('field-collection/field-test-collection/1/edit', $edit, t('Save'));

    $this->assertText(t('The changes have been saved.'), 'Field collection saved.');

    $this->assertText($edit['field_text[und][0][value]'], 'Field collection has been edited.');

    $this->drupalGet('field-collection/field-test-collection/1');

    $this->assertText($edit['field_text[und][0][value]'], 'Field collection can be viewed.');

    // Add further 3 items, so we have reached 4 == maxium cardinality.

    $this->drupalPost($path, $edit, t('Save'));

    $this->drupalPost($path, $edit, t('Save'));

    $this->drupalPost($path, $edit, t('Save'));

    // Make sure adding doesn't work any more as we have restricted cardinality

    // to 1.

    $this->drupalGet($path);

    $this->assertResponse(403);

    $this->drupalPost('field-collection/field-test-collection/1/delete', array(), t('Delete'));

    $this->drupalGet($path);

    // Add form is shown again.

    $this->assertText(t('Test text field'), 'Field collection item has been deleted.');

    // Test the viewing a revision. There should be no links to change it.

    $vid = $node->vid;

    $node = node_load($node->nid, NULL, TRUE);

    $node->revision = TRUE;

    node_save($node);

    $this->drupalGet("node/$node->nid/revisions/$vid/view");

    $this->assertResponse(403, 'Access to view revision denied');

    // Login in as admin and try again.

    $user = $this->drupalCreateUser(array('administer nodes', 'bypass node access'));

    $this->drupalLogin($user);

    $this->drupalGet("node/$node->nid/revisions/$vid/view");

    $this->assertNoResponse(403, 'Access to view revision granted');

    $this->assertNoLinkByHref($path, 'No links on revision view.');

    $this->assertNoLinkByHref('field-collection/field-test-collection/2/edit', 'No links on revision view.');

    $this->assertNoLinkByHref('field-collection/field-test-collection/2/delete', 'No links on revision view.');

    $this->drupalGet("node/$node->nid/revisions");

  }

  /**

   * Make sure that field_collection-entities are copied when host-entities do.

   */

  public function testCopyingEntities() {

    list($node, $entity) = $this->createNodeWithFieldCollection();

    // Create a copy of that node.

    $node->nid = NULL;

    $node->vid = NULL;

    $node->is_new = TRUE;

    node_save($node);

    $item = $node->{$this->field_name}[LANGUAGE_NONE][0];

    $this->assertNotEqual($entity->item_id, $item['value']);

    // Do a php clone to the $node object and save it.

    $node2 = clone $node;

    $node2->nid = NULL;

    $node2->is_new = TRUE;

    $node2->vid = NULL;

    node_save($node2);

    $item2 = $node2->{$this->field_name}[LANGUAGE_NONE][0];

    $this->assertNotEqual($item2['value'], $item['value']);

    // Create another copy this time (needlessly) forcing a new revision.

    $node->nid = NULL;

    $node->vid = NULL;

    $node->is_new = TRUE;

    $node->revision = TRUE;

    node_save($node);

    $item3 = $node->{$this->field_name}[LANGUAGE_NONE][0];

    $this->assertNotEqual($item['value'], $item3['value']);

  }

}

/**

 * Test using field collection with Rules.

 */

class FieldCollectionRulesIntegrationTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Field collection Rules integration',

      'description' => 'Tests using field collections with rules.',

      'group' => 'Field types',

      'dependencies' => array('rules'),

    );

  }

  function setUp() {

    parent::setUp(array('field_collection', 'rules'));

    variable_set('rules_debug_log', 1);

  }

  protected function createFields($cardinality = 4) {

    // Create a field_collection field to use for the tests.

    $this->field_name = 'field_test_collection';

    $this->field = array('field_name' => $this->field_name, 'type' => 'field_collection', 'cardinality' => $cardinality);

    $this->field = field_create_field($this->field);

    $this->field_id = $this->field['id'];

    $this->instance = array(

      'field_name' => $this->field_name,

      'entity_type' => 'node',

      'bundle' => 'article',

      'label' => self::randomName() . '_label',

      'description' => self::randomName() . '_description',

      'weight' => random_int(0, 127),

      'settings' => array(),

      'widget' => array(

        'type' => 'hidden',

        'label' => 'Test',

        'settings' => array(),

      ),

    );

    $this->instance = field_create_instance($this->instance);

    // Add a field to the collection.

    $field = array(

      'field_name' => 'field_text',

      'type' => 'text',

      'cardinality' => 1,

      'translatable' => FALSE,

    );

    field_create_field($field);

    $instance = array(

      'entity_type' => 'field_collection_item',

      'field_name' => 'field_text',

      'bundle' => $this->field_name,

      'label' => 'Test text field',

      'widget' => array(

        'type' => 'text_textfield',

      ),

    );

    field_create_instance($instance);

  }

  /**

   * Test creation field collection items.

   */

  function testCreation() {

    $this->createFields();

    $node = $this->drupalCreateNode(array('type' => 'article'));

    // Create a field collection.

    $action_set = rules_action_set(array('node' => array('type' => 'node', 'bundle' => 'article')));

    $action_set->action('entity_create', array(

      'type' => 'field_collection_item',

      'param_field_name' => $this->field_name,

      'param_host_entity:select' => 'node',

    ));

    $action_set->action('data_set', array('data:select' => 'entity-created:field-text', 'value' => 'foo'));

    $action_set->execute($node);

    $node = node_load($node->nid, NULL, TRUE);

    $this->assertTrue(!empty($node->{$this->field_name}[LANGUAGE_NONE][0]['value']), 'A field_collection has been successfully created.');

    $this->assertTrue(!empty($node->{$this->field_name}[LANGUAGE_NONE][0]['revision_id']), 'A field_collection has been successfully created (revision).');

    // Now try making use of the field collection in rules.

    $action_set = rules_action_set(array('node' => array('type' => 'node', 'bundle' => 'article')));

    $action_set->action('drupal_message', array('message:select' => 'node:field-test-collection:0:field-text'));

    $action_set->execute($node);

    $msg = drupal_get_messages();

    $this->assertEqual(array_pop($msg['status']), 'foo', 'Field collection can be used.');

    RulesLog::logger()->checkLog();

  }

  /**

   * Test using field collection items via the host while they are being created.

   */

  function testUsageDuringCreation() {

    // Test using a single-cardinality field collection.

    $this->createFields(1);

    $node = $this->drupalCreateNode(array('type' => 'article'));

    $entity = entity_create('field_collection_item', array('field_name' => $this->field_name));

    $entity->setHostEntity('node', $node);

    // Now the field collection is linked to the host, but not yet saved.

    // Test using the wrapper on it.

    $wrapper = entity_metadata_wrapper('node', $node);

    $wrapper->get($this->field_name)->field_text->set('foo');

    $this->assertEqual($entity->field_text[LANGUAGE_NONE][0]['value'], 'foo', 'Field collection item used during creation via the wrapper.');

    // Now test it via Rules, which should save our changes.

    $set = rules_action_set(array('node' => array('type' => 'node', 'bundle' => 'article')));

    $set->action('data_set', array('data:select' => 'node:' . $this->field_name . ':field-text', 'value' => 'bar'));

    $set->execute($node);

    $this->assertEqual($entity->field_text[LANGUAGE_NONE][0]['value'], 'bar', 'Field collection item used during creation via Rules.');

    $this->assertTrue(!empty($entity->item_id) && !empty($entity->revision_id), 'Field collection item has been saved by Rules and the host entity.');

    RulesLog::logger()->checkLog();

  }

}

/**

 * Test using field collection with content that gets translated.

 */

class FieldCollectionContentTranslationTestCase extends DrupalWebTestCase {

  public static function getInfo() {

    return array(

      'name' => 'Field collection content translation',

      'description' => 'Tests using content under translation.',

      'group' => 'Field types',

      'dependencies' => array('translation'),

    );

  }

  public function setUp() {

    parent::setUp(array('field_collection', 'translation'));

    // Create a field_collection field to use for the tests.

    $this->field_name = 'field_test_collection';

    $this->field = array('field_name' => $this->field_name, 'type' => 'field_collection', 'cardinality' => 4);

    $this->field = field_create_field($this->field);

    $this->field_id = $this->field['id'];

    $this->instance = array(

      'field_name' => $this->field_name,

      'entity_type' => 'node',

      'bundle' => 'article',

      'label' => self::randomName() . '_label',

      'description' => self::randomName() . '_description',

      'weight' => random_int(0, 127),

      'settings' => array(),

      'widget' => array(

        'type' => 'field_collection_embed',

        'label' => 'Test',

        'settings' => array(),

      ),

    );

    $this->instance = field_create_instance($this->instance);

    // Add a field to the collection.

    $field = array(

      'field_name' => 'field_text',

      'type' => 'text',

      'cardinality' => 1,

      'translatable' => FALSE,

    );

    field_create_field($field);

    $instance = array(

      'entity_type' => 'field_collection_item',

      'field_name' => 'field_text',

      'bundle' => $this->field_name,

      'label' => 'Test text field',

      'widget' => array(

        'type' => 'text_textfield',

      ),

    );

    field_create_instance($instance);

    $admin_user = $this->drupalCreateUser(array('administer languages', 'administer content types', 'access administration pages', 'create article content', 'edit any article content', 'translate content'));

    $this->drupalLogin($admin_user);

    // Add German language.

    locale_add_language('de');

    // Set "Article" content type to use multilingual support.

    variable_set('language_content_type_article', TRANSLATION_ENABLED);

  }

  /**

   * Ensure field collections are cloned to new entities on content translation.

   */

  public function testContentTranslation() {

    // Create "Article" content.

    $edit['title'] = self::randomName();

    $edit['body[' . LANGUAGE_NONE . '][0][value]'] = self::randomName();

    $edit['language'] = 'en';

    $field_collection_name = 'field_test_collection[' . LANGUAGE_NONE . '][0][field_text][' . LANGUAGE_NONE . '][0][value]';

    $edit[$field_collection_name] = self::randomName();

    $this->drupalPost('node/add/article', $edit, t('Save'));

    $this->assertRaw(t('Article %title has been created.', array('%title' => $edit['title'])), 'Article created.');

    $node1 = $this->drupalGetNodeByTitle($edit['title']);

    $this->drupalGet('node/' . $node1->nid . '/edit');

    $this->drupalGet('node/' . $node1->nid . '/translate');

    $this->drupalGet('node/add/article', array('query' => array('translation' => $node1->nid, 'target' => 'de')));

    // Suffix translations with the langcode.

    unset($edit['language']);

    $edit['title'] .= 'DE';

    $edit[$field_collection_name] .= 'DE';

    $this->drupalPost('node/add/article', $edit, t('Save'), array('query' => array('translation' => $node1->nid, 'target' => 'de')));

    $node2 = $this->drupalGetNodeByTitle($edit['title']);

    // Ensure that our new node is the translation of the first one.

    $this->assertEqual($node1->nid, $node2->tnid, 'Succesfully created translation.');

    // And check to see that their field collections are different.

    $this->assertNotEqual($node1->field_test_collection, $node2->field_test_collection, 'Field collections between translation source and translation differ.');

  }

}

/**

 * Test using field collection with content that gets translated with Entity Translation.

 */

class FieldCollectionEntityTranslationTestCase extends DrupalWebTestCase {

  const TRANS_FIELD_EN = 'Translatable EN';

  const TRANS_FIELD_DE = 'Translatable DE';

  const TRANS_FIELD_DE_MOD = 'Translatable DE Mod';

  const UNTRANS_FIELD_EN = 'Untranslatable EN';

  const UNTRANS_FIELD_DE = 'Untranslatable DE';

  const UNTRANS_FIELD_DE_MOD = 'Untranslatable DE Mod';

  const NUM_VALUES = 4;

  public static function getInfo() {

    return array(

      'name' => 'Field collection entity translation',

      'description' => 'Tests using content under translation with Entity Translation.',

      'group' => 'Field types',

      'dependencies' => array('entity_translation'),

    );

  }

  /**

   * Login the given user only if she has not changed.

   */

  function login($user) {

    if (!isset($this->current_user) || $this->current_user->uid != $user->uid) {

      $this->current_user = $user;

      $this->drupalLogin($user);

    }

  }

  /**

   * Returns a user with administration rights.

   *

   * @param $permissions

   *   Additional permissions for administrative user.

   */

  function getAdminUser(array $permissions = array()) {

    if (!isset($this->admin_user)) {

      $this->admin_user = $this->drupalCreateUser(array_merge(array(

        'bypass node access',

        'administer nodes',

        'administer languages',

        'administer content types',

        'administer blocks',

        'access administration pages',

        'administer site configuration',

        'administer entity translation',

      ), $permissions));

    }

    return $this->admin_user;

  }

  /**

   * Returns a user with minimal translation rights.

   *

   * @param $permissions

   *   Additional permissions for administrative user.

   */

  function getTranslatorUser(array $permissions = array()) {

    if (!isset($this->translator_user)) {

      $this->translator_user = $this->drupalCreateUser(array_merge(array(

        'create page content',

        'edit own page content',

        'delete own page content',

        'translate any entity',

      ), $permissions));

    }

    return $this->translator_user;

  }

  /**

   * Install a specified language if it has not been already, otherwise make

   * sure that the language is enabled.

   *

   * @param string $langcode

   *   The language code to check.

   */

  function addLanguage($langcode) {

    // Check to make sure that language has not already been installed.

    $this->drupalGet('admin/config/regional/language');

    if (strpos($this->drupalGetContent(), 'enabled[' . $langcode . ']') === FALSE) {

      // Doesn't have language installed so add it.

      $edit = array();

      $edit['langcode'] = $langcode;

      $this->drupalPost('admin/config/regional/language/add', $edit, t('Add language'));

      // Make sure we are not using a stale list.

      drupal_static_reset('language_list');

      $languages = language_list();

      $this->assertTrue(array_key_exists($langcode, $languages), t('Language was installed successfully.'));

      if (array_key_exists($langcode, $languages)) {

        $this->assertRaw(t('The language %language has been created and can now be used. More information is available on the <a href="@locale-help">help screen</a>.', array('%language' => $languages[$langcode]->name, '@locale-help' => url('admin/help/locale'))), t('Language has been created.'));

      }

    }

    elseif ($this->xpath('//input[@type="checkbox" and @name=:name and @checked="checked"]', array(':name' => 'enabled[' . $langcode . ']'))) {

      // It is installed and enabled. No need to do anything.

      $this->assertTrue(TRUE, 'Language [' . $langcode . '] already installed and enabled.');

    }

    else {

      // It is installed but not enabled. Enable it.

      $this->assertTrue(TRUE, 'Language [' . $langcode . '] already installed.');

      $this->drupalPost(NULL, array('enabled[' . $langcode . ']' => TRUE), t('Save configuration'));

      $this->assertRaw(t('Configuration saved.'), t('Language successfully enabled.'));

    }

  }

  public function setUp() {

    parent::setUp(array('field_collection', 'entity_translation'));

    $language_none = LANGUAGE_NONE;

    // Login with an admin user.

    $this->login($this->getAdminUser());

    // Add English and German languages.

    $this->addLanguage('en');

    $this->addLanguage('de');

    // Set "Article" content type to use multilingual support with translation.

    $edit = array();

    $edit['language_content_type'] = ENTITY_TRANSLATION_ENABLED;

    $this->drupalPost('admin/structure/types/manage/page', $edit, t('Save content type'));

    $this->assertRaw(t('The content type %type has been updated.', array('%type' => 'Basic page')), t('Basic page content type has been updated.'));

    // Create a field collection field to use for the tests.

    $this->field_name = 'field_test_collection';

    $this->field_base = "{$this->field_name}[$language_none]";

    $this->field = array(

      'field_name' => $this->field_name,

      'type' => 'field_collection',

      'cardinality' => -1,

      'translatable' => TRUE,

    );

    $this->field = field_create_field($this->field);

    $this->field_id = $this->field['id'];

    $this->instance = array(

      'field_name' => $this->field_name,

      'entity_type' => 'node',

      'bundle' => 'page',

      'label' => self::randomName() . '_label',

      'description' => self::randomName() . '_description',

      'weight' => random_int(0, 127),

      'settings' => array(),

      'widget' => array(

        'type' => 'field_collection_embed',

        'label' => 'Test',

        'settings' => array(),

      ),

    );

    $this->instance = field_create_instance($this->instance);

    // Enable entity translation of field collections.

    $this->drupalGet('admin/config/regional/entity_translation');

    $this->drupalPost('admin/config/regional/entity_translation', array('entity_translation_entity_types[field_collection_item]' => TRUE), t('Save configuration'));

    $this->assertRaw(t('The configuration options have been saved.'), t('Entity translation of field collections enabled.'));

    // Add an untraslatable field to the collection.

    $this->field_untrans_name = 'field_text_untrans';

    $this->field_untrans_base = "[{$this->field_untrans_name}][$language_none][0][value]";

    $field = array(

      'field_name' => $this->field_untrans_name,

      'type' => 'text',

      'cardinality' => 1,

      'translatable' => FALSE,

    );

    field_create_field($field);

    $instance = array(

      'entity_type' => 'field_collection_item',

      'field_name' => $this->field_untrans_name,

      'bundle' => $this->field_name,

      'label' => 'Test untranslatable text field',

      'widget' => array(

        'type' => 'text_textfield',

      ),

    );

    field_create_instance($instance);

    // Add a translatable field to the collection.

    $this->field_trans_name = 'field_text_trans';

    $this->field_trans_base = "[{$this->field_trans_name}][$language_none][0][value]";

    $this->field_trans_dest = "[{$this->field_trans_name}][de][0][value]";

    $field = array(

      'field_name' => $this->field_trans_name,

      'type' => 'text',

      'cardinality' => 1,

      'translatable' => TRUE,

    );

    field_create_field($field);

    $instance = array(

      'entity_type' => 'field_collection_item',

      'field_name' => $this->field_trans_name,

      'bundle' => $this->field_name,

      'label' => 'Test translatable text field',

      'widget' => array(

        'type' => 'text_textfield',

      ),

    );

    field_create_instance($instance);

    $this->login($this->getTranslatorUser());

  }

  /**

   * Creates a basic page with a value in the field collection.

   *

   *  @param integer $num_values

   *    The number of values to include in the field collection.

   *  @param string $langcode

   *    Language for the node.

   */

  protected function createPage($num_values, $langcode = 'en') {

    // Check if num_values is greater than the field cardinality.

    if ($num_values > self::NUM_VALUES) {

      $num_values = self::NUM_VALUES;

    }

    $title = self::randomName();

    $this->drupalGet('node/add/page');

    $edit = array();

    $edit['title'] = $title;

    for ($i = 0; $i < $num_values; $i++) {

      if ($i != 0) {

        $this->drupalPost(NULL, array(), t('Add another item'));

      }

      $edit[$this->field_base . '[' . $i . ']' . $this->field_untrans_base] = self::UNTRANS_FIELD_EN . '_' . $i;

      $edit[$this->field_base . '[' . $i . ']' . $this->field_trans_base] = self::TRANS_FIELD_EN . '_' . $i;

    }

    $edit['language'] = $langcode;

    $this->drupalPost(NULL, $edit, t('Save'));

    $this->assertRaw(t('Basic page %title has been created.', array('%title' => $title)), t('Basic page created.'));

    // Check to make sure the node was created.

    $node = $this->drupalGetNodeByTitle($title);

    $this->assertTrue($node, t('Node found in database.'));

    return $node;

  }

  /**

   * Create a translation using the Entity Translation Form.

   *

   * @param mixed $node

   *   Node of the basic page to create translation for.

   * @param string $langcode

   *   The language code of the translation.

   * @param string $source_langcode

   *   The original language code.

   */

  protected function createTranslationForm($node, $langcode, $source_langcode = 'en') {

    $language_none = LANGUAGE_NONE;

    $edit = array();

    $this->drupalGet('node/' . $node->nid . '/edit/add/' . $source_langcode . '/' .$langcode);

    // Get the field collection in the original language.

    $fc_values = $node->{$this->field_name}[$source_langcode];

    // Check if all the fields were populated and fill it with the new value.

    foreach ($fc_values as $delta => $fc_value) {

      // Load the field collection item.

      $fc_item_array = entity_load('field_collection_item', array($fc_value['value']));

      $fc_item = reset($fc_item_array);

      $fc_untrans_key = "{$this->field_name}[$langcode][$delta]{$this->field_untrans_base}";

      $fc_trans_key = "{$this->field_name}[$langcode][$delta]{$this->field_trans_dest}";

      $this->assertFieldByXPath(

          "//input[@name='$fc_untrans_key']",

          $fc_item->{$this->field_untrans_name}[LANGUAGE_NONE][0]['value'],

          'Original value of untranslatable field correctly populated'

              );

      $this->assertFieldByXPath(

          "//input[@name='$fc_trans_key']",

          $fc_item->{$this->field_trans_name}['en'][0]['value'],

          'Original value of translatable field correctly populated'

              );

      $edit[$fc_untrans_key] = self::UNTRANS_FIELD_DE . '_' . $delta;

      $edit[$fc_trans_key] = self::TRANS_FIELD_DE . '_' . $delta;

    }

    // Save the translation.

    $this->drupalPost(NULL, $edit, t('Save'));

    $this->drupalGet('node/' . $node->nid . '/translate');

    $this->assertLinkByHref('node/' . $node->nid . '/edit/' . $langcode, 0, t('Translation edit link found. Translation created.'));

    // Reload the node.

    $node = node_load($node->nid, NULL, TRUE);

    // Check the values of the translated field.

    $this->checkFieldCollectionContent($node, $langcode);

    // Check the values of the field in the original language.

    $this->checkFieldCollectionContent($node, $source_langcode);

    return $node;

  }

  /**

   * Removes a translation using the entity translation form.

   *

   * @param mixed $node

   *   The node to remove the translation from.

   * @param string $langcode

   *   The language of the translation to remove.

   * @param string $source_langcode

   *   The source language of the node.

   */

  protected function removeTranslationForm($node, $langcode, $source_langcode) {

    // Number of field collection items in the source language.

    $num_original_fc_items = count($node->{$this->field_name}[$source_langcode]);

    // Fetch the translation edit form.

    $this->drupalGet('node/' . $node->nid . '/edit/' . $langcode);

    // Remove the translation.

    $this->drupalPost(NULL, array(), t('Delete translation'));

    // Confirm deletion.

    $this->drupalPost(NULL, array(), t('Delete'));

    // Reload the node.

    $node = node_load($node->nid, NULL, TRUE);

    // Check that the translation is removed.

    $this->drupalGet('node/' . $node->nid . '/translate');

    $this->assertLinkByHref('node/' . $node->nid . '/edit/add/' . $source_langcode . '/' . $langcode, 0, 'The add translation link appears');

    $this->assert(empty($node->{$this->field_name}[$langcode]));

    // Check that the field collection in the original language has not changed.

    $num_fc_items = count($node->{$this->field_name}[$source_langcode]);

    $this->assertEqual($num_original_fc_items, $num_fc_items, 'The number of field collection items in the original language has not changed.');

    $this->checkFieldCollectionContent($node, $source_langcode);

  }

  /**

   * Creates a translation programmatically using Entity Translation.

   *

   * @param mixed $node

   *   Node of the basic page to create translation for.

   * @param string $langcode

   *   The language code of the translation.

   */

  protected function createTranslation($node, $langcode) {

    $source_langcode = $node->language;

    // Get the Entity Translation Handler.

    $handler = entity_translation_get_handler('node', $node, TRUE);

    // Variable to hold the fields values.

    $values = array();

    // Translation settings.

    $translation = array(

      'translate' => 0,

      'status' => 1,

      'language' => $langcode,

      'source' => $source_langcode,

      'uid' => $node->uid,

    );

    // Copy field values.

    foreach (field_info_instances('node', $node->type) as $instance) {

      $field_name = $instance['field_name'];

      $field = field_info_field($field_name);

      $field_value = array();

      // Copy the value of the translated field if it's translatable.

      if ($field['translatable']

        && isset($node->{$field_name}[$node->language])) {

        $field_value = $node->{$field_name}[$source_langcode];

        $values[$field_name][$langcode] = $field_value;

        $node->{$field_name}[$langcode] = $field_value;

      }

    }

    $handler->setTranslation($translation, $values);

    $handler->saveTranslations();

    field_attach_update('node', $node);

    // Reload an return the node.

    $node = node_load($node->nid, NULL, TRUE);

    return $node;

  }

  /**

   * Removes a translation programmatically using the entity translation api.

   *

   * @param mixed $node

   *   The node to remove the translation from.

   * @param string $langcode

   *   The language of the translation to remove.

   */

  protected function removeTranslation($node, $langcode) {

    // Get a translation entity handler.

    $handler = entity_translation_get_handler('node', $node, TRUE);

    // Remove the translation.

    $handler->removeTranslation($langcode);

    node_save($node);

    // Reload and return the node.

    $node = node_load($node->nid, NULL, TRUE);

    return $node;

  }

  /**

   * Creates a new revision of the node and checks the result.

   *

   * @param mixed $node

   *   The node to remove the translation from.

   * @param string $langcode

   *   The language of the translation to remove.

   * @param string $source_langcode

   *   The source language of the node.

   *

   * @return mixed

   *   The new revision of the node.

   */

  protected function createRevision($node, $langcode, $source_langcode) {

    $node_original_revision = $node->vid;

    // The original entries of the translated field.

    $original_fc_item_ids = $node->{$this->field_name}[$langcode];

    // Create the revision.

    $node->revision = TRUE;

    node_save($node);

    // The new entries of the translated field.

    $new_fc_item_ids = $node->{$this->field_name}[$langcode];

    // Check that the field collection items are the same and a new revision of

    // each one has been created.

    foreach ($original_fc_item_ids as $delta => $value) {

      $this->assertEqual($value['value'], $new_fc_item_ids[$delta]['value'], t('We have the same field collection item'));

      $this->assertNotEqual($value['revision_id'], $new_fc_item_ids[$delta]['revision_id'], t('We have a new revision of the field collection item'));

    }

    return $node;

  }

  /**

   * Check the content of the field collection for a specified language.

   *

   * @param mixed $node

   *   The node to check.

   * @param string $langcode

   *   The language to check.

   */

  protected function checkFieldCollectionContent($node, $langcode) {

    switch ($langcode) {

      case 'en':

        $untrans_field = self::UNTRANS_FIELD_EN;

        $trans_field = self::TRANS_FIELD_EN;

        break;

      case 'de':

        $untrans_field = self::UNTRANS_FIELD_DE;

        $trans_field = self::TRANS_FIELD_DE;

        break;

    }

    // Get the field collection in the specified language.

    $fc_values = $node->{$this->field_name}[$langcode];

    foreach ($fc_values as $delta => $fc_value) {

      // Load the field collection item.

      $fc_item_array = entity_load('field_collection_item', array($fc_value['value']));

      $fc_item = reset($fc_item_array);

      $fc_untrans_key = "{$this->field_name}[$langcode][$delta]{$this->field_untrans_base}";

      $fc_trans_key = "{$this->field_name}[$langcode][$delta]{$this->field_trans_base}";

      $this->assertEqual($untrans_field . '_' . $delta, $fc_item->{$this->field_untrans_name}[LANGUAGE_NONE][0]['value']);

      $this->assertEqual($trans_field . '_' . $delta, $fc_item->{$this->field_trans_name}[$langcode][0]['value']);

    }

  }

  /**

   * Returns the text field values of an specified node, language and delta.

   *

   * @param mixed $node

   * @param string $langcode

   * @param integer $delta

   * @return array

   */

  protected function getFieldValues($node, $langcode, $delta) {

    $return = array();

    if (isset($node->{$this->field_name}[$langcode][$delta]['value'])) {

      $fc_item_id = $node->{$this->field_name}[$langcode][$delta]['value'];

      // Load the field collection.

      $fc_item_array = entity_load('field_collection_item', array($fc_item_id));

      $fc_item = reset($fc_item_array);

      $return = array(

        'field_untrans' => $fc_item->{$this->field_untrans_name}[LANGUAGE_NONE][0]['value'],

        'field_trans' => $fc_item->{$this->field_trans_name}[$langcode][0]['value'],

      );

    }

    return $return;

  }

  /**

   * Ensures the right behaviour in all Entity Translation use cases.

   */

  public function testEntityTranslation() {

    $source_langcode = 'en';

    $translation_langcode = 'de';

    /*

     * Test with a page with only one value in the field collection

     */

    // Create an article in the original language with only one field collection

    // value.

    $node = $this->createPage(1, $source_langcode);

    // Create a traslation of the page through the entity translation form.

    $node = $this->createTranslationForm($node, $translation_langcode, $source_langcode);

    /*

     * Test with a page with multiple values in the field collection.

     */

    $num_values = 4;

    // Create a page in the original language with multiple field collection

    // values.

    $node = $this->createPage($num_values, $source_langcode);

    // Create a traslation of the page through the entity translation form.

    $node = $this->createTranslationForm($node, $translation_langcode, $source_langcode);

    // Assign a new field collection item to an existing node.

    $values = array();

    $values['field_name'] = $this->field_name;

    $fc_entity = entity_create('field_collection_item', $values);

    $fc_entity->setHostEntity('node', $node, $translation_langcode);

    $fc_entity->{$this->field_untrans_name}[LANGUAGE_NONE][0]['value'] = self::UNTRANS_FIELD_DE_MOD;

    $fc_entity->{$this->field_trans_name}['de'][0]['value'] = self::TRANS_FIELD_DE_MOD;

    $fc_entity->save(TRUE);

    node_save($node);

    // Reload the node to check it.

    $node = node_load($node->nid, NULL, TRUE);

    // Check that there is a new element in the translation.

    $this->assertEqual($num_values + 1, count($node->{$this->field_name}[$translation_langcode]), t('We have one item more in translation.'));

    // Check that the new element is correctly saved.

    $fc_item_values = $this->getFieldValues($node, $translation_langcode, $num_values);

    $this->assertEqual($fc_item_values['field_untrans'], self::UNTRANS_FIELD_DE_MOD);

    $this->assertEqual($fc_item_values['field_trans'], self::TRANS_FIELD_DE_MOD);

    // Check that we have the same items in the original language.

    $this->assertEqual($num_values, count($node->{$this->field_name}[$source_langcode]), t('We have same items in the original language.'));

    // Remove a field collection item from the translation.

    $fc_item_id = $node->{$this->field_name}[$translation_langcode][0]['value'];

    unset($node->{$this->field_name}[$translation_langcode][0]);

    node_save($node);

    // Reload the node.

    $node = node_load($node->nid, NULL, TRUE);

    // Check that we have one item less in the translation.

    // We should take into account that we added a field one step before.

    $this->assertEqual($num_values, count($node->{$this->field_name}[$translation_langcode]), t('We have one item less in translation.'));

    // Check that we have the same items in the original language.

    $this->assertEqual($num_values, count($node->{$this->field_name}[$source_langcode]), t('We have same items in the original language.'));

    // Check that the field collection is removed from the database.

    $fc_items = entity_load('field_collection_item', array($fc_item_id));

    $this->assert(empty($fc_items), t('The field collection item has been removed from the database.'));

    // Delete the translation.

    $this->removeTranslationForm($node, $translation_langcode, $source_langcode);

    /*

     * Check the revisioning of an entity with translations.

     */

    $num_values = 4;

    // Create a page in the original language with multiple field collection

    // values.

    $node_rev = $this->createPage($num_values, $source_langcode);

    // Create a traslation of the page.

    $node_rev = $this->createTranslationForm($node_rev, $translation_langcode, $source_langcode);

    $original_revision = $node_rev->vid;

    // Create a new revision of the node.

    $node_rev = $this->createRevision($node_rev, $translation_langcode, $source_langcode);

    /*

     * Test creating programmatically.

     */

    $num_values = 4;

    // Create a page in the original language.

    $node_prog = $this->createPage($num_values, $source_langcode);

    // Create programmatically a translation of the page.

    $node_prog = $this->createTranslation($node_prog, $translation_langcode);

    $orig_fc_items = $node_prog->{$this->field_name}[$source_langcode];

    $trans_fc_items = $node_prog->{$this->field_name}[$translation_langcode];

    $orig_fc_item_ids = array();

    $trans_fc_item_ids = array();

    // Check each item.

    foreach ($orig_fc_items as $delta => $value) {

      $orig_fc_item_ids[] = $value['value'];

      $trans_fc_item_ids[] = $trans_fc_items[$delta]['value'];

      // Check if we have new items for the translation.

      $this->assertNotEqual($value['value'], $trans_fc_items[$delta]['value'], t('New item generated for translation.'));

    }

    // Check that the original item still exists in the database.

    $fc_items = entity_load('field_collection_item', $orig_fc_item_ids);

    $this->assert(!empty($fc_items), t('Field Collections in the source language still exist.'));

    // Check that the translated item exists in the database.

    $fc_items = entity_load('field_collection_item', $trans_fc_item_ids);

    $this->assert(!empty($fc_items), t('Translations for the Field Collection exist.'));

    // Remove the translation and check that the original field collection items

    // are still there.

    $node_prog = $this->removeTranslation($node, $translation_langcode);

    // Check the content in the source language.

    $this->checkFieldCollectionContent($node_prog, $source_langcode);

    // Check that the field translated content has been removed.

    $this->assert(empty($node->{$this->field_name}[$translation_langcode]), t('Translated content removed.'));

  }

}