function FieldInfoTestCase::testFieldInfoCache

Tests that the field info cache can be built correctly.

File

modules/field/tests/field.test, line 1595

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.');
}