Package creation in Oracle is a TWO step Process.
1.Declaration of Package
2.Definition of Package

Declaration of Package

  CREATE OR REPLACE PACKAGE TEST IS
    PROCEDURE JUNITPROC(C OUT SYS_REFCURSOR);
  END TEST;

Definition of Package

  CREATE OR REPLACE PACKAGE BODY TEST IS
  PROCEDURE JUNITPROC(C OUT SYS_REFCURSOR) IS
  BEGIN  
    OPEN C FOR
      SELECT 78985450.1245487986418648 DECIMAL_VAL FROM DUAL;
  END JUNITPROC;
END TEST;