function FieldAttachOtherTestCase::testFieldAttachCache

Test field cache.

File

modules/field/tests/field.test, line 941

Class

FieldAttachOtherTestCase

Unit test class for non-storage related field_attach_* functions.

Code

function testFieldAttachCache() {
    // Initialize random values and a test entity.
    $entity_init = field_test_create_stub_entity(1, 1, $this->instance['bundle']);
    $langcode = LANGUAGE_NONE;
    $values = $this->_generateTestFieldValues($this->field['cardinality']);
    // Non-cacheable entity type.
    $entity_type = 'test_entity';
    $cid = "field:{$entity_type}:{$entity_init->ftid}";
    // Check that no initial cache entry is present.
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Non-cached: no initial cache entry');
    // Save, and check that no cache entry is present.
    $entity = clone $entity_init;
    $entity->{$this->field_name}[$langcode] = $values;
    field_attach_insert($entity_type, $entity);
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Non-cached: no cache entry on insert');
    // Load, and check that no cache entry is present.
    $entity = clone $entity_init;
    field_attach_load($entity_type, array(
        $entity->ftid => $entity,
    ));
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Non-cached: no cache entry on load');
    // Cacheable entity type.
    $entity_type = 'test_cacheable_entity';
    $cid = "field:{$entity_type}:{$entity_init->ftid}";
    $instance = $this->instance;
    $instance['entity_type'] = $entity_type;
    field_create_instance($instance);
    // Check that no initial cache entry is present.
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no initial cache entry');
    // Save, and check that no cache entry is present.
    $entity = clone $entity_init;
    $entity->{$this->field_name}[$langcode] = $values;
    field_attach_insert($entity_type, $entity);
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no cache entry on insert');
    // Load a single field, and check that no cache entry is present.
    $entity = clone $entity_init;
    field_attach_load($entity_type, array(
        $entity->ftid => $entity,
    ), FIELD_LOAD_CURRENT, array(
        'field_id' => $this->field_id,
    ));
    $cache = cache_get($cid, 'cache_field');
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no cache entry on loading a single field');
    // Load, and check that a cache entry is present with the expected values.
    $entity = clone $entity_init;
    field_attach_load($entity_type, array(
        $entity->ftid => $entity,
    ));
    $cache = cache_get($cid, 'cache_field');
    $this->assertEqual($cache->data[$this->field_name][$langcode], $values, 'Cached: correct cache entry on load');
    // Update with different values, and check that the cache entry is wiped.
    $values = $this->_generateTestFieldValues($this->field['cardinality']);
    $entity = clone $entity_init;
    $entity->{$this->field_name}[$langcode] = $values;
    field_attach_update($entity_type, $entity);
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no cache entry on update');
    // Load, and check that a cache entry is present with the expected values.
    $entity = clone $entity_init;
    field_attach_load($entity_type, array(
        $entity->ftid => $entity,
    ));
    $cache = cache_get($cid, 'cache_field');
    $this->assertEqual($cache->data[$this->field_name][$langcode], $values, 'Cached: correct cache entry on load');
    // Create a new revision, and check that the cache entry is wiped.
    $entity_init = field_test_create_stub_entity(1, 2, $this->instance['bundle']);
    $values = $this->_generateTestFieldValues($this->field['cardinality']);
    $entity = clone $entity_init;
    $entity->{$this->field_name}[$langcode] = $values;
    field_attach_update($entity_type, $entity);
    $cache = cache_get($cid, 'cache_field');
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no cache entry on new revision creation');
    // Load, and check that a cache entry is present with the expected values.
    $entity = clone $entity_init;
    field_attach_load($entity_type, array(
        $entity->ftid => $entity,
    ));
    $cache = cache_get($cid, 'cache_field');
    $this->assertEqual($cache->data[$this->field_name][$langcode], $values, 'Cached: correct cache entry on load');
    // Delete, and check that the cache entry is wiped.
    field_attach_delete($entity_type, $entity);
    $this->assertFalse(cache_get($cid, 'cache_field'), 'Cached: no cache entry after delete');
}