function FieldInfoTestCase::testFieldInfoCache in Drupal 7

Tests that the field info cache can be built correctly.

File

modules/field/tests/field.test, line 1584

Tests for field.module.

Class

FieldInfoTestCase

Code

function testFieldInfoCache() {

  // Create a test field and ensure it's in the array returned by
  // field_info_fields().
  $field_name = drupal_strtolower($this
    ->randomName());
  $field = array(
    'field_name' => $field_name,
    'type' => 'test_field',
  );
  field_create_field($field);
  $fields = field_info_fields();
  $this
    ->assertTrue(isset($fields[$field_name]), 'The test field is initially found in the array returned by field_info_fields().');

  // Now rebuild the field info cache, and set a variable which will cause
  // the cache to be cleared while it's being rebuilt; see
  // field_test_entity_info(). Ensure the test field is still in the returned
  // array.
  field_info_cache_clear();
  variable_set('field_test_clear_info_cache_in_hook_entity_info', TRUE);
  $fields = field_info_fields();
  $this
    ->assertTrue(isset($fields[$field_name]), 'The test field is found in the array returned by field_info_fields() even if its cache is cleared while being rebuilt.');
}