Asserts that a variable and an attribute of an object have the same type and value.
mixed $expected:
string $actualAttributeName:
object $actualClassOrObject:
string $message:
public static function assertAttributeSame($expected, $actualAttributeName, $actualClassOrObject, $message = '') {
self::assertSame($expected, self::readAttribute($actualClassOrObject, $actualAttributeName), $message);
}