Quelle yts797.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  YTS797.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * Standard COBOL (file "YTS797.SCO") calling SQL
      * procedures in file "YTS797.MCO".

      *Copyright 1996 National Computing Centre Ltd,
      *and Computer Logic R&D S.A
      *on behalf of 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
      *
      * YTS797.SCO
      * WRITTEN BY:  Susan Watters
      * TRANSLATED AUTOMATICALLY FROM EMBEDDED COBOL BY CHRIS SCHANZLE
      *
      * This routine tests <scalar subquery> in SET of searched
      * update
      *
      *
      * REFERENCES
      *   6.11 LR2e restriction lifted
      *   7.11      <scalar subquery>, <row subquery> and  <table
      *             subquery>
      *   13.10 F   <update statement : searched>
      *   13.9 F4   <update source>
      *   F#47      Scalar subquery values
      *
      * DATE LAST ALTERED 02.01.96 CTS5 Hand-over Test
      * 12/12/95  Derived table replaced, char variables moved to
      * length 2
      *
      * QA Status: Full FC
      *
      * Revised by DWF 1996-03-25
      *   Added rollback after authid
      *   Removed EXEC SQL from printf
      *   Renamed variable
      *   Fixed expected results
      *   Fixed syntax errors
      **************************************************************

      * EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  tv1 PIC  X(1).
       01  tv2 PIC  X(1).
       01  tv3 PIC  X(1).
       01  tv4 PIC  X(1).
       01  tv5 PIC  X(1).
       01  indic1 PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
      *  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, yts797.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 TEST7558 *******************
             MOVE 1 TO flag

             DISPLAY " TEST7558 "
             DISPLAY " in SET of searched update"
             DISPLAY "References:"
             DISPLAY " 6.11 LR2e restriction lifted"
             DISPLAY " 7.11 , "
             DISPLAY " and "
             DISPLAY " 13.10 F "
             DISPLAY " 13.9 F4 "
             DISPLAY " F#47 Scalar subquery values"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

      *Initialise host variables

             MOVE "v" TO tv1
             MOVE "w" TO tv2
             MOVE "x" TO tv3
             MOVE "y" TO tv4
             MOVE "z" TO tv5

             DISPLAY "UPDATE TV AS X"
             DISPLAY " SET B = "
             DISPLAY " (SELECT D FROM TV AS Y, TW AS Z"
             DISPLAY " WHERE Y.A = Z.E"
             DISPLAY " AND X.A = Y.A);"

      *  EXEC SQL UPDATE TV AS X
      *    SET B =
      *    (SELECT D FROM TV AS Y, TW AS Z
      *    WHERE Y.A = Z.E
      *    AND X.A = Y.A);
             CALL "SUB3" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD

      *That should generate an cardinality violation exception
      *which is SQLSTATE 21000

             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 21000; its value is ", SQLSTATE
           PERFORM NOSUBCLASS THRU EXIT-NOSUBCLASS
             if (NORMSQ  NOT  =   "21000") then
               MOVE 0 TO flag
             END-IF
             if (NORMSQ   =   "21000"  AND  NORMSQ  NOT  =   SQLSTATE)
             then
               DISPLAY "Valid implementation-defined SQLSTATE accepted."
             END-IF
             DISPLAY  " "

      *If scalar subquery is empty, result is NULL (6.11 GR.2)

             DISPLAY "UPDATE TV AS X"
             DISPLAY " SET B = "
             DISPLAY " (SELECT D FROM TV AS Y, TW AS Z"
             DISPLAY " WHERE Y.A = Z.E AND Z.E <> 2"
             DISPLAY " AND X.A = Y.A);"

      *  EXEC SQL UPDATE TV AS X
      *    SET B =
      *    (SELECT D FROM TV AS Y, TW AS Z
      *    WHERE Y.A = Z.E AND Z.E <> 2
      *    AND X.A = Y.A);
             CALL "SUB4" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD

           PERFORM CHCKOK
             DISPLAY  " "

      * A   B
      * 1   g
      * 2   NULL
      * 3   NULL
      * 4   h
      * 5   i

      *check rows in TV updated as expected

             COMPUTE SQLCODE = -1
             MOVE "xxxxx" TO SQLSTATE

             DISPLAY "SELECT B INTO :tv1"
             DISPLAY "FROM CTS1.TV"
             DISPLAY "WHERE A = 1;"
      *  EXEC SQL SELECT B INTO :tv1
      *    FROM CTS1.TV
      *    WHERE A = 1;
             CALL "SUB5" USING SQLCODE SQLSTATE tv1
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "tv1 should be g; its value is ", tv1
             if (tv1  NOT  =   "g") then
               MOVE 0 TO flag
             END-IF

             MOVE 99 TO indic1
             DISPLAY "SELECT B INTO :tv2:indic1"
             DISPLAY "FROM CTS1.TV "
             DISPLAY "WHERE A = 2;"
      *  EXEC SQL SELECT B INTO :tv2:indic1
      *    FROM CTS1.TV
      *    WHERE A = 2;
             CALL "SUB6" USING SQLCODE SQLSTATE tv2 indic1
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             if (indic1  NOT =  -1) then
               MOVE 0 TO flag
             END-IF

             MOVE 99 TO indic1
             DISPLAY "SELECT B INTO :tv3:indic1"
             DISPLAY "FROM CTS1.TV "
             DISPLAY "WHERE A = 3;"
      *  EXEC SQL SELECT B INTO :tv3:indic1
      *    FROM CTS1.TV
      *    WHERE A = 3;
             CALL "SUB7" USING SQLCODE SQLSTATE tv3 indic1
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "indic1 should be -1; its value is ", indic1
             if (indic1  NOT =  -1) then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT B INTO :tv4"
             DISPLAY "FROM CTS1.TV"
             DISPLAY "WHERE A = 4;"
      *  EXEC SQL SELECT B INTO :tv4
      *    FROM CTS1.TV
      *    WHERE A = 4;
             CALL "SUB8" USING SQLCODE SQLSTATE tv4
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "tv4 should be h; its value is ", tv4
             if (tv4  NOT  =   "h") then
               MOVE 0 TO flag
             END-IF

             DISPLAY "SELECT B INTO :tv5"
             DISPLAY "FROM CTS1.TV"
             DISPLAY "WHERE A = 5;"
      *  EXEC SQL SELECT B INTO :tv5
      *    FROM CTS1.TV
      *    WHERE A = 5;
             CALL "SUB9" USING SQLCODE SQLSTATE tv5
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY "tv5 should be i; its value is ", tv5
             if (tv5  NOT  =   "i") then
               MOVE 0 TO flag
             END-IF

             DISPLAY "ROLLBACK WORK;"
      *  EXEC SQL ROLLBACK WORK;
             CALL "SUB10" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
           PERFORM CHCKOK
             DISPLAY  " "

             if ( flag  =  1 ) then
               DISPLAY " yts797.mco *** pass *** "
      *    EXEC SQL INSERT INTO CTS1.TESTREPORT
      *      VALUES('7558','pass','MCO');
               CALL "SUB11" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
             else
               DISPLAY " yts797.mco *** fail *** "
      *    EXEC SQL INSERT INTO CTS1.TESTREPORT
      *      VALUES('7558','fail','MCO');
               CALL "SUB12" USING SQLCODE SQLSTATE
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
             END-IF

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

      *  EXEC SQL COMMIT WORK;
             CALL "SUB13" USING SQLCODE SQLSTATE
             MOVE SQLCODE TO SQL-COD
      ******************** END TEST7558 ********************

      **** 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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