function CacheGetMultipleUnitTest::testCacheMultiple in Drupal 7

Test cache_get_multiple().

File

modules/simpletest/tests/cache.test, line 193

Class

CacheGetMultipleUnitTest

Test cache_get_multiple().

Code

function testCacheMultiple() {
  $item1 = $this
    ->randomName(10);
  $item2 = $this
    ->randomName(10);
  cache_set('item1', $item1, $this->default_bin);
  cache_set('item2', $item2, $this->default_bin);
  $this
    ->assertTrue($this
    ->checkCacheExists('item1', $item1), 'Item 1 is cached.');
  $this
    ->assertTrue($this
    ->checkCacheExists('item2', $item2), 'Item 2 is cached.');

  // Fetch both records from the database with cache_get_multiple().
  $item_ids = array(
    'item1',
    'item2',
  );
  $items = cache_get_multiple($item_ids, $this->default_bin);
  $this
    ->assertEqual($items['item1']->data, $item1, 'Item was returned from cache successfully.');
  $this
    ->assertEqual($items['item2']->data, $item2, 'Item was returned from cache successfully.');

  // Remove one item from the cache.
  cache_clear_all('item2', $this->default_bin);

  // Confirm that only one item is returned by cache_get_multiple().
  $item_ids = array(
    'item1',
    'item2',
  );
  $items = cache_get_multiple($item_ids, $this->default_bin);
  $this
    ->assertEqual($items['item1']->data, $item1, 'Item was returned from cache successfully.');
  $this
    ->assertFalse(isset($items['item2']), 'Item was not returned from the cache.');
  $this
    ->assertTrue(count($items) == 1, 'Only valid cache entries returned.');
}