public function MemCacheGetMultipleUnitTest::testCacheMultiple in Memcache API and Integration 7

Test cache_get_multiple().

File

tests/memcache.test, line 389

Test cases for the memcache cache backend.

Class

MemCacheGetMultipleUnitTest

Test cache_get_multiple().

Code

public function testCacheMultiple() {
  $item1 = $this
    ->randomName(10);
  $item2 = $this
    ->randomName(10);
  cache_set('test:item1', $item1, $this->default_bin);
  cache_set('test:item2', $item2, $this->default_bin);
  $this
    ->assertTrue($this
    ->checkCacheExists('test:item1', $item1), t('Item 1 is cached.'));
  $this
    ->assertTrue($this
    ->checkCacheExists('test:item2', $item2), t('Item 2 is cached.'));

  // Fetch both records from the database with cache_get_multiple().
  $item_ids = array(
    'test:item1',
    'test:item2',
  );
  $items = cache_get_multiple($item_ids, $this->default_bin);
  $this
    ->assertEqual($items['test:item1']->data, $item1, t('Item was returned from cache successfully.'));
  $this
    ->assertEqual($items['test:item2']->data, $item2, t('Item was returned from cache successfully.'));
  $this
    ->assertTrue(empty($item_ids), t('Ids of returned items have been removed.'));

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

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