Quelle xts717.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XTS717.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * EMBEDDED COBOL (file "XTS717.PCO")

      *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
      *
      * XTS717.PCO
      * WRITTEN BY: Manolis Megaloikonomou
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED C BY CHRIS SCHANZLE
      * REVIEWED BY: Nickos  Backalidis
      *
      * SET SESSION AUTHORIZATION to current auth-id inside
      * transaction.
      *
      * REFERENCES
      *   16.4  -- <set session authorization identifier statement>
      *   16.4  GR.1
      *   16.4  GR.2
      *   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  SR.3
      *    6.2  GR.9
      *    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>.
      *   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.
      *   Fixed pass criteria (wrong SQLCODE)
      *   Added a subtest
      *   Fixed data clobbering problem
      ****************************************************************

           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  xuser PIC  X(20).
       01  coun PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
             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 END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL ROLLBACK WORK END-EXEC
             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, Embedded COBOL, xts717.pco"
             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 TEST7017 *******************

             MOVE 1 TO flag
             DISPLAY " TEST7017 "
             DISPLAY " SET SESSION AUTH. to current auth-id in.
      -    " transactn"
             DISPLAY " References:"
             DISPLAY " 16.4 --
      -    " identifier statement>"
             DISPLAY " 16.4 GR.1"
             DISPLAY " 16.4 GR.2"
             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
      -    " specification>"
             DISPLAY " 6.2 SR.3"
             DISPLAY " 6.2 GR.9"
             DISPLAY " 6.2 LR.2c -- Raised. Entry SQL restriction
      -    " which"
             DISPLAY " prohibits the specification of
      -    " CURRENT_USER,"
             DISPLAY " SYSTEM_USER or SESSION_USER in
      -    " a"
             DISPLAY " ."
             DISPLAY " F#32 -- User authorization."
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

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

      *Use a host variable xuser explicitly initialised to
      *the value of the current authorization identifier.
             MOVE " CTS1 " TO xuser
             DISPLAY "xuser = '", xuser, "'"

             MOVE 99 TO coun
             DISPLAY "SELECT COUNT(*) INTO :coun FROM CTS1.STAFF;"
             EXEC SQL SELECT COUNT(*) INTO :coun FROM CTS1.STAFF
             END-EXEC
             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  " "

      *This should fail because we're in the middle of a transaction
      *(16.4 GR.1)
      *Yes, a SELECT statement begins a transaction  4.22.6
             DISPLAY "SET SESSION AUTHORIZATION :xuser;"
             EXEC SQL SET SESSION AUTHORIZATION :xuser END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 25000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "25000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "25000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *In order to activate an SQL transaction use a cursor
      *and retrieve rows from the table STAFF
             DISPLAY "DECLARE ALPHA CURSOR"
             DISPLAY "FOR SELECT EMPNAME FROM CTS1.STAFF;"
             EXEC SQL DECLARE ALPHA CURSOR
               FOR SELECT EMPNAME FROM CTS1.STAFF END-EXEC

             DISPLAY "OPEN ALPHA;"
             EXEC SQL OPEN ALPHA END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "FETCH ALPHA INTO :xuser;"
             EXEC SQL FETCH ALPHA INTO :xuser END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Change the session authorization identifier to the
      *value of CURRENT_USER
             DISPLAY "SET SESSION AUTHORIZATION CURRENT_USER;"
             EXEC SQL SET SESSION AUTHORIZATION CURRENT_USER END-EXEC
             MOVE SQLCODE TO SQL-COD
      *Check that an exception condition of invalid
      *transaction state is raised indicated in the value
      *of SQLSTATE which should be '25000'.
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 25000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "25000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "25000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             DISPLAY "INSERT INTO STAFF
      -    " VALUES('E9','NoName',19,'NoCity');"
             EXEC SQL INSERT INTO STAFF
               VALUES('E9','NoName',19,'NoCity') END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

      *Initialise error reporting variables
             MOVE 10000 TO SQLCODE
             MOVE "xxxxx" TO SQLSTATE

             MOVE "CTS1 " TO xuser
             DISPLAY "xuser = '", xuser, "'"

             DISPLAY "SET SESSION AUTHORIZATION :xuser;"
             EXEC SQL SET SESSION AUTHORIZATION :xuser END-EXEC
             MOVE SQLCODE TO SQL-COD
      *Check that an exception condition of invalid
      *transaction state is raised indicated in the value
      *of SQLSTATE which should be '25000'.
             DISPLAY "SQLCODE should be < 0; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 25000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (SQLCODE  NOT <  0  OR  NORMSQ  NOT  =   "25000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "25000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

             DISPLAY "ROLLBACK WORK;"
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             if ( flag  =  1 ) then
               DISPLAY " xts717.pco *** pass *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7017','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " xts717.pco *** fail *** "
               EXEC SQL INSERT INTO CTS1.TESTREPORT
                 VALUES('7017','fail','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
             END-IF

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

             EXEC SQL COMMIT WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
      ******************** END TEST7017 ********************

      **** 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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