/**
* Returns whether a configuration key is set.
*
* @param string $key The configuration key to search.
* @param bool $fallback Whether to check the base configuration if the
* key is not found.
*
* @return bool Returns `true` if the configuration key is set.
*
* @throws NoSuchConfigKeyException If the configuration key is invalid.
*/
public function contains($key, $fallback = true)
{
if (!isset(self::$compositeKeys[$key]) && !isset(self::$keys[$key])) {
throw NoSuchConfigKeyException::forKey($key);
}
if (array_key_exists($key, $this->values)) {
return true;
}
if (isset(self::$compositeKeys[$key]) && $this->containsKeyPrefix($key . '.')) {
return true;
}
if ($fallback && $this->baseConfig) {
return $this->baseConfig->contains($key);
}
return false;
}
public function testContainsCompositeKeyWithoutFallback()
{
$baseConfig = new Config();
$config = new Config($baseConfig);
$this->assertFalse($config->contains(Config::DISCOVERY, false));
$this->assertFalse($config->contains(Config::DISCOVERY_STORE, false));
$this->assertFalse($config->contains(Config::DISCOVERY_STORE_TYPE, false));
$baseConfig->set(Config::DISCOVERY, array('store' => array('type' => 'my-store-type')));
$this->assertFalse($config->contains(Config::DISCOVERY, false));
$this->assertFalse($config->contains(Config::DISCOVERY_STORE, false));
$this->assertFalse($config->contains(Config::DISCOVERY_STORE_TYPE, false));
}
