function testCache(WurflCloud_Cache_CacheInterface &$cache)
{
$max_write = 100;
$max_unique = 20;
$ret = array('success' => 0, 'error' => 0, 'write_avg' => '', 'read_avg' => '');
$start = microtime(true);
$a = 0;
for ($i = 0; $i < $max_write; $i++) {
if ($a >= $max_unique) {
$a = 0;
}
if ($cache->setDevice("WurflCloud/{$i} Foobar", array('id' => 'foobar_ver1_subua' . $a, 'model_name' => 'foobar'))) {
$ret['success']++;
} else {
$ret['error']++;
}
$a++;
}
$time = microtime(true) - $start;
$ret['write_avg'] = round($time / $max_write * 1000, 3) . " ms";
$start = microtime(true);
for ($i = 0; $i < $max_write; $i++) {
$result = $cache->getDevice("WurflCloud/{$i} Foobar");
if (is_array($result) && isset($result['id']) && strpos($result['id'], 'foobar_ver1') !== false) {
$ret['success']++;
} else {
$ret['error']++;
}
}
$time = microtime(true) - $start;
$ret['read_avg'] = round($time / $max_write * 1000, 3) . " ms";
return $ret;
}
/**
* Returns the value of the requested capability. If the capability does not exist, returns null.
* @param string $capability The WURFL capability (e.g. "is_wireless_device")
* @return mixed Value of requested $capability or null if not found
* @throws WurflCloud_Client_InvalidCapabilityException The requested capability is invalid or unavailable
*/
public function getDeviceCapability($capability)
{
$capability = strtolower($capability);
if (array_key_exists($capability, $this->capabilities)) {
return $this->capabilities[$capability];
} else {
if (!$this->http_client->wasCalled()) {
// The capability is not in the cache (http_client was not called) - query the Cloud
// to see if we even have the capability
$this->source = 'cloud';
$this->callWurflCloud();
$this->validateCache();
if ($this->source == 'cloud') {
$this->cache->setDevice($this->user_agent, $this->capabilities);
}
if (array_key_exists($capability, $this->capabilities)) {
return $this->capabilities[$capability];
}
}
// The Cloud was queried and did not return a result for the this capability
throw new WurflCloud_Client_InvalidCapabilityException('The requested capability (' . $capability . ') is invalid or you are not subscribed to it.');
}
}
