Add more test cases for ZephirVariable
Add more test cases for ZephirVariable


vpg/zephir,vpg/zephir,zephir-lang/zephir,phalcon/zephir,zephir-lang/zephir,zephir-lang/zephir,phalcon/zephir,phalcon/zephir,zephir-lang/zephir,vpg/zephir,vpg/zephir,phalcon/zephir,zephir-lang/zephir,vpg/zephir,phalcon/zephir,phalcon/zephir,vpg/zephir