Add test for buildConstant method
Add test for buildConstant method


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