diff -r 07239de796bb -r e756a8c72c3d cms/drupal/modules/field/tests/field_test.module
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/cms/drupal/modules/field/tests/field_test.module	Fri Sep 08 12:04:06 2017 +0200
@@ -0,0 +1,284 @@
+<?php
+
+/**
+ * @file
+ * Helper module for the Field API tests.
+ *
+ * The module defines
+ * - an entity type (field_test.entity.inc)
+ * - a field type and its formatters and widgets (field_test.field.inc)
+ * - a field storage backend (field_test.storage.inc)
+ *
+ * The main field_test.module file implements generic hooks and provides some
+ * test helper functions
+ */
+
+require_once DRUPAL_ROOT . '/modules/field/tests/field_test.entity.inc';
+require_once DRUPAL_ROOT . '/modules/field/tests/field_test.field.inc';
+require_once DRUPAL_ROOT . '/modules/field/tests/field_test.storage.inc';
+
+/**
+ * Implements hook_permission().
+ */
+function field_test_permission() {
+  $perms = array(
+    'access field_test content' => array(
+      'title' => t('Access field_test content'),
+      'description' => t('View published field_test content.'),
+    ),
+    'administer field_test content' => array(
+      'title' => t('Administer field_test content'),
+      'description' => t('Manage field_test content'),
+    ),
+  );
+  return $perms;
+}
+
+/**
+ * Implements hook_menu().
+ */
+function field_test_menu() {
+  $items = array();
+  $bundles = field_info_bundles('test_entity');
+
+  foreach ($bundles as $bundle_name => $bundle_info) {
+    $bundle_url_str = str_replace('_', '-', $bundle_name);
+    $items['test-entity/add/' . $bundle_url_str] = array(
+      'title' => t('Add %bundle test_entity', array('%bundle' => $bundle_info['label'])),
+      'page callback' => 'field_test_entity_add',
+      'page arguments' => array(2),
+      'access arguments' => array('administer field_test content'),
+      'type' => MENU_NORMAL_ITEM,
+    );
+  }
+  $items['test-entity/manage/%field_test_entity_test/edit'] = array(
+    'title' => 'Edit test entity',
+    'page callback' => 'field_test_entity_edit',
+    'page arguments' => array(2),
+    'access arguments' => array('administer field_test content'),
+    'type' => MENU_NORMAL_ITEM,
+  );
+
+  $items['test-entity/nested/%field_test_entity_test/%field_test_entity_test'] = array(
+    'title' => 'Nested entity form',
+    'page callback' => 'drupal_get_form',
+    'page arguments' => array('field_test_entity_nested_form', 2, 3),
+    'access arguments' => array('administer field_test content'),
+    'type' => MENU_NORMAL_ITEM,
+  );
+
+  return $items;
+}
+
+/**
+ * Generic op to test _field_invoke behavior.
+ *
+ * This simulates a field operation callback to be invoked by _field_invoke().
+ */
+function field_test_field_test_op($entity_type, $entity, $field, $instance, $langcode, &$items) {
+  return array($langcode => hash('sha256', serialize(array($entity_type, $entity, $field['field_name'], $langcode, $items))));
+}
+
+/**
+ * Generic op to test _field_invoke_multiple behavior.
+ *
+ * This simulates a multiple field operation callback to be invoked by
+ * _field_invoke_multiple().
+ */
+function field_test_field_test_op_multiple($entity_type, $entities, $field, $instances, $langcode, &$items) {
+  $result = array();
+  foreach ($entities as $id => $entity) {
+    // Entities, instances and items are assumed to be consistently grouped by
+    // language. To verify this we try to access all the passed data structures
+    // by entity id. If they are grouped correctly, one entity, one instance and
+    // one array of items should be available for each entity id.
+    $field_name = $instances[$id]['field_name'];
+    $result[$id] = array($langcode => hash('sha256', serialize(array($entity_type, $entity, $field_name, $langcode, $items[$id]))));
+  }
+  return $result;
+}
+
+/**
+ * Implements hook_field_available_languages_alter().
+ */
+function field_test_field_available_languages_alter(&$languages, $context) {
+  if (variable_get('field_test_field_available_languages_alter', FALSE)) {
+    // Add an unavailable language.
+    $languages[] = 'xx';
+    // Remove an available language.
+    $index = array_search('en', $languages);
+    unset($languages[$index]);
+  }
+}
+
+/**
+ * Implements hook_field_language_alter().
+ */
+function field_test_field_language_alter(&$display_language, $context) {
+  if (variable_get('field_test_language_fallback', TRUE)) {
+    locale_field_language_fallback($display_language, $context['entity'], $context['language']);
+  }
+}
+
+/**
+ * Store and retrieve keyed data for later verification by unit tests.
+ *
+ * This function is a simple in-memory key-value store with the
+ * distinction that it stores all values for a given key instead of
+ * just the most recently set value. field_test module hooks call
+ * this function to record their arguments, keyed by hook name. The
+ * unit tests later call this function to verify that the correct
+ * hooks were called and were passed the correct arguments.
+ *
+ * This function ignores all calls until the first time it is called
+ * with $key of NULL. Each time it is called with $key of NULL, it
+ * erases all previously stored data from its internal cache, but also
+ * returns the previously stored data to the caller. A typical usage
+ * scenario is:
+ *
+ * @code
+ *   // calls to field_test_memorize() here are ignored
+ *
+ *   // turn on memorization
+ *   field_test_memorize();
+ *
+ *   // call some Field API functions that invoke field_test hooks
+ *   $field = field_create_field(...);
+ *
+ *   // retrieve and reset the memorized hook call data
+ *   $mem = field_test_memorize();
+ *
+ *   // make sure hook_field_create_field() is invoked correctly
+ *   assertEqual(count($mem['field_test_field_create_field']), 1);
+ *   assertEqual($mem['field_test_field_create_field'][0], array($field));
+ * @endcode
+ *
+ * @param $key
+ *   The key under which to store to $value, or NULL as described above.
+ * @param $value
+ *   A value to store for $key.
+ * @return
+ *   An array mapping each $key to an array of each $value passed in
+ *   for that key.
+ */
+function field_test_memorize($key = NULL, $value = NULL) {
+  $memorize = &drupal_static(__FUNCTION__, NULL);
+
+  if (!isset($key)) {
+    $return = $memorize;
+    $memorize = array();
+    return $return;
+  }
+  if (is_array($memorize)) {
+    $memorize[$key][] = $value;
+  }
+}
+
+/**
+ * Memorize calls to hook_field_create_field().
+ */
+function field_test_field_create_field($field) {
+  $args = func_get_args();
+  field_test_memorize(__FUNCTION__, $args);
+}
+
+/**
+ * Implements hook_entity_query_alter().
+ */
+function field_test_entity_query_alter(&$query) {
+  if (!empty($query->alterMyExecuteCallbackPlease)) {
+    $query->executeCallback = 'field_test_dummy_field_storage_query';
+  }
+}
+
+/**
+ * Pseudo-implements hook_field_storage_query().
+ */
+function field_test_dummy_field_storage_query(EntityFieldQuery $query) {
+  // Return dummy values that will be checked by the test.
+  return array(
+    'user' => array(
+      1 => entity_create_stub_entity('user', array(1, NULL, NULL)),
+    ),
+  );
+}
+
+/**
+ * Implements callback_entity_info_label().
+ *
+ * @return
+ *   The label of the entity prefixed with "label callback".
+ */
+function field_test_entity_label_callback($entity) {
+  return 'label callback ' . $entity->ftlabel;
+}
+
+/**
+ * Implements hook_field_attach_view_alter().
+ */
+function field_test_field_attach_view_alter(&$output, $context) {
+  if (!empty($context['display']['settings']['alter'])) {
+    $output['test_field'][] = array('#markup' => 'field_test_field_attach_view_alter');
+  }
+
+  if (isset($output['test_field'])) {
+    $output['test_field'][] = array('#markup' => 'field language is ' . $context['language']);
+  }
+}
+
+/**
+ * Implements hook_field_widget_properties_alter().
+ */
+function field_test_field_widget_properties_alter(&$widget, $context) {
+  // Make the alter_test_text field 42 characters for nodes and comments.
+  if (in_array($context['entity_type'], array('node', 'comment')) && ($context['field']['field_name'] == 'alter_test_text')) {
+    $widget['settings']['size'] = 42;
+  }
+}
+
+/**
+ * Implements hook_field_widget_properties_ENTITY_TYPE_alter().
+ */
+function field_test_field_widget_properties_user_alter(&$widget, $context) {
+  // Always use buttons for the alter_test_options field on user forms.
+  if ($context['field']['field_name'] == 'alter_test_options') {
+    $widget['type'] = 'options_buttons';
+  }
+}
+
+/**
+ * Implements hook_field_widget_form_alter().
+ */
+function field_test_field_widget_form_alter(&$element, &$form_state, $context) {
+  switch ($context['field']['field_name']) {
+    case 'alter_test_text':
+      drupal_set_message('Field size: ' . $context['instance']['widget']['settings']['size']);
+      break;
+
+    case 'alter_test_options':
+      drupal_set_message('Widget type: ' . $context['instance']['widget']['type']);
+      break;
+  }
+}
+
+/**
+ * Implements hook_query_TAG_alter() for tag 'efq_table_prefixing_test'.
+ *
+ * @see EntityFieldQueryTestCase::testTablePrefixing()
+ */
+function field_test_query_efq_table_prefixing_test_alter(&$query) {
+  // Add an additional join onto the entity base table. This will cause an
+  // exception if the EFQ does not properly prefix the base table.
+  $query->join('test_entity','te2','%alias.ftid = test_entity.ftid');
+}
+
+/**
+ * Implements hook_query_TAG_alter() for tag 'store_global_test_query'.
+ */
+function field_test_query_store_global_test_query_alter($query) {
+  // Save the query in a global variable so that it can be examined by tests.
+  // This can be used by any test which needs to check a query, but see
+  // FieldSqlStorageTestCase::testFieldSqlStorageMultipleConditionsSameColumn()
+  // for an example.
+  $GLOBALS['test_query'] = $query;
+}