protected function __construct()
{
$this->array = ArrayUtils::instance();
$this->file = FileUtils::instance();
$this->object = ObjectUtils::instance();
$this->string = StringUtils::instance();
}
function testIsNull()
{
$null = null;
// valid true values
$this->assertTrue(ObjectUtils::isNull(null));
$this->assertTrue(ObjectUtils::isNull(NULL));
$this->assertTrue(ObjectUtils::isNull($this->notInitialized));
$this->assertTrue(ObjectUtils::isNull($null));
// valid false values
$this->assertFalse(ObjectUtils::isNull(false));
$this->assertFalse(ObjectUtils::isNull(0));
}
/**
* Get boolean value for key. This is the same as get() but attempts to
* cast the value too boolean for convenience.
*
* @param string $key Key to message you're looking for.
* @param boolean $default Default value if key was not found.
*
* @throws Exception if the property or default could not be cast to
* boolean.
*/
public function getBool($key, $default = NULL)
{
$value = self::get($key, $default, FALSE);
try {
return ObjectUtils::toBoolean($value);
} catch (Exception $e) {
throw new Exception("The property found, " . $value . ", with the key \"" . $key . "\" could not be converted to a boolean value in the file \"" . $this->file . "\".");
}
}