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Datei: mpa003.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XTS718.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * Standard COBOL (file "XTS718.SCO") calling SQL
      * procedures in file "XTS718.MCO".

      *Copyright 1995 National Computing Centre Limited
      *and Computer Logic R&D S.A
      *on behalf of the CTS5 SQL2 Project.
      *All rights reserved.
      *The CTS5 SQL2 Project is sponsored by the European Community.
      *
      *The National Computing Centre Limited and Computer Logic R&D
      *have given permission to NIST to distribute this program
      *over the World Wide Web in order to promote SQL standards.
      *DISCLAIMER:
      *This program was reviewed by employees of NIST for
      *conformance to the SQL standards.
      *NIST assumes no responsibility for any party's use of
      *this program.

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * SQL VALIDATION TEST SUITE V6.0
      *
      * XTS718.SCO
      * WRITTEN BY: Manolis Megaloikonomou
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED COBOL BY CHRIS SCHANZLE
      * REVIEWED BY: Nickos  Backalidis
      *
      * SET SESSION AUTHORIZATION to different value
      *
      * REFERENCES
      *   16.4   -- <set session authorization identifier statement>
      *   16.4  GR.2
      *   16.4  GR.5
      *   16.4  LR.2a -- Raised. Entry SQL restriction that
      *                  prohibits the use of any <set session
      *                  authorization identifier statement>.
      *    6.2  -- <value specification> and <target specification>
      *    6.2  GR.10
      *    6.2  GR.11
      *    6.2  LR.2c -- Raised. Entry SQL restriction which
      *                  prohibits the specification of CURRENT_USER,
      *                  SYSTEM_USER or SESSION_USER in a
      *                  <general value specification>.
      *    5.4  -- <Names and identifiers>
      *    5.4  SR.3
      *    5.4  SR.18
      *   F#32  -- User authorization.
      *
      * DATE LAST ALTERED  12/12/95 CTS5 Hand-over Test
      *
      * Cleanups and fixes by V. Kogakis 01/12/95:
      *      Respect length of strings
      *
      * QA Status: QA Check
      *
      *Revised by DWF 1/23/96
      *   Removed status code checks after cursor definition
      *   Deleted subtest with 128-char authid string
      *   Fixed SQLCODE checks
      *   Document possible problems
      *   Added subtest to detect super-user where CTS2 should be
      ****************************************************************

      * EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
       01  coun PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  xuser PIC  X(19).
      *  EXEC SQL END DECLARE SECTION END-EXEC
       01  norm1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  norm2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  ALPNUM-TABLE VALUE IS
               "01234ABCDEFGH56789IJKLMNOPQRSTUVWXYZ".
           05  ALPNUM PIC X OCCURS 36 TIMES.
       01  NORMSQ.
           05  NORMSQX PIC X OCCURS 5 TIMES.
       01  errcnt PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
      *date_time declaration
       01  TO-DAY PIC 9(6).
       01  THE-TIME PIC 9(8).
       01  flag PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

       01  SQL-COD PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

       PROCEDURE DIVISION.
       P0.

             MOVE "CTS1 " TO uid
             CALL "AUTHID" USING uid
             MOVE "not logged in, not" TO uidx
      *  EXEC SQL SELECT USER INTO :uidx FROM CTS1.ECCO;
             CALL "SUB1" USING SQLCODE SQLSTATE uidx
             MOVE SQLCODE TO SQL-COD
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB2" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
             if (uid  NOT  =   uidx) then
               DISPLAY "ERROR: User ", uid, " expected. User ", uidx, "
      -    " connected"
            STOP RUN
             END-IF
             MOVE 0 TO errcnt

             DISPLAY "SQL Test Suite, V6.0, Module COBOL, xts718.sco"
             DISPLAY
           "59-byte ID"
             DISPLAY "TEd Version #"
      *date_time print
           ACCEPT TO-DAY FROM DATE
           ACCEPT THE-TIME FROM TIME
           DISPLAY "Date run YYMMDD: " TO-DAY " at hhmmssff: " THE-TIME

      ******************** BEGIN TEST7018 *******************

             MOVE 1 TO flag

             DISPLAY " TEST7018 "
             DISPLAY " SET SESSION AUTHORIZATION to different value"
             DISPLAY " References:"
             DISPLAY " 16.4 --
      -    " statement>"
             DISPLAY " 16.4 GR.2"
             DISPLAY " 16.4 GR.5"
             DISPLAY " 16.4 LR.2a -- Raised. Entry SQL restriction
      -    " that"
             DISPLAY " prohibits the use of any
      -    " session"
             DISPLAY " authorization identifier
      -    " statement>."
             DISPLAY " 6.2 -- and"
             DISPLAY " "
             DISPLAY " 6.2 GR.10"
             DISPLAY " 6.2 GR.11"
             DISPLAY " 6.2 LR.2c -- Raised. Entry SQL restriction
      -    " which"
             DISPLAY " prohibits the specification of"
             DISPLAY " CURRENT_USER,"
             DISPLAY " SYSTEM_USER or SESSION_USER in
      -    " a"
             DISPLAY " ."
             DISPLAY " 5.4 -- "
             DISPLAY " 5.4 SR.3"
             DISPLAY " 5.4 SR.18"
             DISPLAY " F#32 -- User authorization."
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             DISPLAY "This test attempts to change session
      -    " authorizations. Because"
             DISPLAY "authorizations are implementation-defined, this
      -    " test may need"
             DISPLAY "modification. The following actions may help to
      -    " pass the test:"
             DISPLAY " -- Change the initial authid to an authid with
      -    " DBA privileges"
             DISPLAY " -- Insert code to work around
      -    " implementation-defined"
             DISPLAY " authentication mechanisms (e.g. to reconnect
      -    " with a"
             DISPLAY " different authid)."
             DISPLAY "It might not be possible to change the session
      -    " authorization,"
             DISPLAY "as explained in 16.4 GR.4. In this case, the
      -    " restrictions that"
             DISPLAY "render it impossible should be documented and the
      -    " test assumed"
             DISPLAY "to be passed."

      *Initialise error reporting variables
             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Preserve the original authorization identifier CTS1 into
      *a host variable with padded leading and trailing spaces.
             MOVE " CTS1 " TO xuser

      *Ensure that the current authorization has access rights
      *to table STAFF.
             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM CTS1.STAFF;"
      *  EXEC SQL SELECT COUNT(*) INTO :coun FROM CTS1.STAFF
      * ;
             CALL "SUB3" USING SQLCODE SQLSTATE coun
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 5; its value is ", coun
             if ( coun  NOT =  5 ) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB4" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Change the session authorization identifier to CTS2
             DISPLAY "SET SESSION AUTHORIZATION 'CTS2';"
      *  EXEC SQL SET SESSION AUTHORIZATION 'CTS2';
             CALL "SUB5" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM CTS2.PROJ_MAN;"
      *  EXEC SQL SELECT COUNT(*) INTO :coun FROM  CTS2.PROJ_MAN
      * ;
             CALL "SUB6" USING SQLCODE SQLSTATE coun
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "Coun should be 0; its value is ", coun
             if ( coun  NOT =  0 ) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

      *Verify that we are not still CTS1 or super-user
             DISPLAY "SELECT COUNT(*) INTO :coun FROM CTS1.STAFF;"
      *  EXEC SQL SELECT COUNT(*) INTO :coun FROM  CTS1.STAFF
      * ;
             CALL "SUB7" USING SQLCODE SQLSTATE coun
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             if (SQLCODE  NOT <  0) then
               MOVE 0 TO flag
             END-IF
             DISPLAY "SQLSTATE should be 42000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (NORMSQ  NOT  =   "42000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "42000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB8" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "SET SESSION AUTHORIZATION 'ILLEGALUSER';"
      *  EXEC SQL SET SESSION AUTHORIZATION 'ILLEGALUSER';
             CALL "SUB9" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
      *Check that an exception condition of invalid
      *authorization specification is raised indicated by
      *the value returned in SQLSTATE which should be '28000'.
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 28000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "28000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "28000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

      *Change session auth-id to PUBLIC

             DISPLAY "SET SESSION AUTHORIZATION 'PUBLIC';"
      *  EXEC SQL SET SESSION AUTHORIZATION 'PUBLIC';
             CALL "SUB10" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
      *Check that an exception condition of invalid
      *authorization specification is raised indicated by
      *the value returned in SQLSTATE which should be '28000'
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 28000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "28000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "28000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

      *change to xuser i.e. CTS1 auth-id
             DISPLAY "xuser = '", xuser, "'"
             DISPLAY "SET SESSION AUTHORIZATION :xuser;"
      *  EXEC SQL SET SESSION AUTHORIZATION :xuser;
             CALL "SUB11" USING SQLCODE SQLSTATE xuser
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *check access to STAFF table
             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM CTS1.STAFF;"
      *  EXEC SQL SELECT COUNT(*) INTO :coun FROM CTS1.STAFF
      * ;
             CALL "SUB12" USING SQLCODE SQLSTATE coun
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "coun should be 5; coun is ", coun
             if ( coun  NOT =  5 ) then
               MOVE 0 TO flag
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB13" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *now record results

             if ( flag  =  1 ) then
               DISPLAY " xts718.mco *** pass *** "
      *    EXEC SQL INSERT INTO CTS1.TESTREPORT
      *      VALUES('7018','pass','MCO');
               CALL "SUB14" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " xts718.mco *** fail *** "
      *    EXEC SQL INSERT INTO CTS1.TESTREPORT
      *      VALUES('7018','fail','MCO');
               CALL "SUB15" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
             END-IF

             DISPLAY "========================================"

      *  EXEC SQL COMMIT WORK;
             CALL "SUB16" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD

      ******************** END TEST7018 ********************

      **** TESTER MAY CHOOSE TO INSERT CODE FOR errcnt > 0
           STOP RUN.

      *    ****  Procedures for PERFORM statements

      *Test SQLCODE and SQLSTATE for normal completion.
       CHCKOK.
             DISPLAY "SQLCODE should be 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 00000; its value is ", SQLSTATE
             PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE NOT =  0  OR   NORMSQ NOT = "00000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ = "00000"  AND  NORMSQ NOT = SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             .

       NOSUBCLASS.

      *This routine replaces valid implementation-defined
      *subclasses with 000.  This replacement equates valid
      *implementation-defined subclasses with the 000 value
      *expected by the test case; otherwise the test will fail.
      *After calling NOSUBCLASS, NORMSQ will be tested
      *                          SQLSTATE will be printed.

           MOVE SQLSTATE TO NORMSQ

           MOVE 3 TO norm1
      *subclass begins in position 3 of char array NORMSQ
      *valid subclass begins with 5-9, I-Z, end of ALPNUM table
           PERFORM VARYING norm2 FROM 14 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

      *Quit if NORMSQ is unchanged.  Subclass is not impl.-def.
      *Changed NORMSQ means implementation-defined subclass,
      *so proceed to zero it out, if valid (0-9,A-Z)
           if (NORMSQ   =   SQLSTATE) then
             GO TO EXIT-NOSUBCLASS
           END-IF

           MOVE 4 TO norm1
      *examining position 4 of char array NORMSQ
      *valid characters are 0-9, A-Z
           PERFORM VARYING norm2 FROM 1 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

           MOVE 5 TO norm1
      *valid characters are 0-9, A-Z
      *examining position 5 of char array NORMSQ
           PERFORM VARYING norm2 FROM 1 BY 1 UNTIL norm2 > 36
           if (NORMSQX(norm1)  =  ALPNUM(norm2)) then
             MOVE "0" TO NORMSQX(norm1)
           END-IF
           END-PERFORM

      *implementation-defined subclasses are allowed for warnings
      *(class = 01).  These equate to successful completion
      *SQLSTATE values of 00000.
      *Reference SQL-92 4.28 SQL-transactions, paragraph 2

           if (NORMSQX(1)  =  "0"  AND  NORMSQX(2)  =  "1") then
             MOVE "0" TO NORMSQX(2)
           END-IF
           .

       EXIT-NOSUBCLASS.
           EXIT.

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