CacheClearCase::testClearArray

Test clearing using an array.

File

modules/simpletest/tests/cache.test, line 288

Code

function testClearArray() {
  // Create three cache entries.
  cache_set('test_cid_clear1', $this->default_value, $this->default_bin);
  cache_set('test_cid_clear2', $this->default_value, $this->default_bin);
  cache_set('test_cid_clear3', $this->default_value, $this->default_bin);
  $this->assertTrue($this->checkCacheExists('test_cid_clear1', $this->default_value)
                      && $this->checkCacheExists('test_cid_clear2', $this->default_value)
                      && $this->checkCacheExists('test_cid_clear3', $this->default_value), 
                      t('Three cache entries were created.'));

  // Clear two entries using an array.
  cache_clear_all(array('test_cid_clear1', 'test_cid_clear2'), $this->default_bin);
  $this->assertFalse($this->checkCacheExists('test_cid_clear1', $this->default_value)
                       || $this->checkCacheExists('test_cid_clear2', $this->default_value), 
                       t('Two cache entries removed after clearing with an array.'));

  $this->assertTrue($this->checkCacheExists('test_cid_clear3', $this->default_value), 
                      t('Entry was not cleared from the cache'));

  // Set the cache clear threshold to 2 to confirm that the full bin is cleared
  // when the threshold is exceeded.
  variable_set('cache_clear_threshold', 2);
  cache_set('test_cid_clear1', $this->default_value, $this->default_bin);
  cache_set('test_cid_clear2', $this->default_value, $this->default_bin);
  $this->assertTrue($this->checkCacheExists('test_cid_clear1', $this->default_value)
                      && $this->checkCacheExists('test_cid_clear2', $this->default_value), 
                      t('Two cache entries were created.'));
  cache_clear_all(array('test_cid_clear1', 'test_cid_clear2', 'test_cid_clear3'), $this->default_bin);
  $this->assertFalse($this->checkCacheExists('test_cid_clear1', $this->default_value)
                       || $this->checkCacheExists('test_cid_clear2', $this->default_value)
                       || $this->checkCacheExists('test_cid_clear3', $this->default_value), 
                       t('All cache entries removed when the array exceeded the cache clear threshold.'));
}