Quelle xop709.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XOP709.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * Embedded SQL COBOL (file "XOP709.PCO")

      *   Copyright 1994, 1995 X/Open Company Limited

      *   All rights reserved.

      *   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.

      *   X/Open and the 'X' symbol are registered trademarks of X/Open Company
      *   Limited in the UK and other countries.

      ****************************************************************
      *
      *                 COMMENT SECTION
      *
      * DATE 1994/05/05 EMBEDDED C LANGUAGE
      * X/Open SQL VALIDATION ALPHA TEST SUITE V1.0
      *
      * XOP709.PCO
      * WRITTEN BY: Colin O'Driscoll
      *
      * X/O SQL Escape Clause Processing
      *
      * REFERENCES
      *       X/Open CAE SQL Specification
      *       Section 7.2.1
      *
      *                <embedded SQL C program>
      *
      * DATE PROGRAM LAST CHANGED   2.11.94
      *
      ****************************************************************

           EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  c PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  SQLSTATE PIC  X(5).
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
             EXEC SQL END DECLARE SECTION END-EXEC
       01  errcnt PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
      *date_time declaration
       01  TO-DAY PIC 9(6).
       01  THE-TIME PIC 9(8).
       01  errflg PIC S9(9) DISPLAY SIGN LEADING SEPARATE.

      *variables for nosubclass routine

       01  norm1 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  norm2 PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
       01  flag PIC S9(4) DISPLAY SIGN LEADING SEPARATE.
       01  ALPNUM VALUE IS
            "01234ABCDEFGH56789IJKLMNOPQRSTUVWXYZ".
            05 ALPNUM3 PIC X OCCURS 36 TIMES.
       01  SQLSTORE PIC X(5).
       01  SQLS2 REDEFINES SQLSTORE.
            05 NORMSQ OCCURS 5 TIMES PIC X.
       01  NORMSQ2 PIC  X(5).

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

       PROCEDURE DIVISION.
       P0.

             MOVE "XOPEN1" TO uid
             CALL "AUTHID" USING uid
             MOVE "not logged in, not" TO uidx
             EXEC SQL SELECT USER INTO :uidx FROM XOPEN1.ECCO 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    "X/OPEN Extensions SQL Test Suite, V6.0, Embedded
      -            "COBOL, xop709.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 TEST 0709 *******************

           DISPLAY " TEST 0709 "
           DISPLAY "X/O,SQL Escape Clause Processing"
           DISPLAY " X/Open CAE SQL Specification Sec 7.2.1"
           DISPLAY " - - - - - - - - - - - - - - - - - - -"
           DISPLAY "### --(* YEAR(1992), CONFORMANCE(1), "
           DISPLAY "### SELECT COUNT(*) INTO :c FROM WARNING *)--;"
           DISPLAY "### --(* VENDOR(ACME), PRODUCT(ACME_SQL),"
           DISPLAY "### SELECT COUNT(*) INTO :c FROM STAFF"
           DISPLAY "### WHERE SUBSTR(EMPNAME,1,3) = 'Ali' *)--;"
           DISPLAY " substitute your vendor and product name above"
           DISPLAY " substitute your SUBSTRING function above "
           DISPLAY "### --(* VENDOR(NO MATCH), PRODUCT(MATCH NOT), "
           DISPLAY "### This is junk *)--;"
           DISPLAY "make no substitution in the above line: It's junk"
           DISPLAY "=============================================="

             MOVE 0 TO errflg
             MOVE 1 TO flag
      *initialise variables
             MOVE "x" TO SQLSTATE
             MOVE 6 TO SQLCODE

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

      *should execute successfully
             EXEC SQL SELECT COUNT(*)
              INTO :c FROM  WARNING  END-EXEC.

             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2 NOT = "00000" AND  SQLCODE  NOT = 0) then
               COMPUTE errflg = errflg + 1
             END-IF
             DISPLAY "==============================================="

              MOVE 99999 TO SQLCODE
              MOVE "xopen" TO SQLSTATE

      *escape clause should be defined by the vedor and should work
             EXEC SQL SELECT
             COUNT(*) INTO :c
             FROM STAFF WHERE SUBSTR(EMPNAME,1,3) = 'Ali'
             END-EXEC

      *    substitute your vendor and product name above
      *    substitute your SUBSTRING function above

             MOVE SQLCODE TO SQL-COD

      *if above code has been executed correctly then SQLCODE
      *and SQLSTATE should not remain unchanged

             DISPLAY "SQLCODE SHOULD BE 0 IT IS" SQL-COD
             DISPLAY "SQLSTATE SHOULD BE '00000' IT IS " SQLSTATE

             IF (SQLCODE = 99999 AND SQLSTATE = "xopen") THEN
               DISPLAY "***Problem found in TEST STEP NUMBER 2 ***"
               ADD 1 TO errflg
            END-IF
             DISPLAY "==============================================="

              MOVE 99999 TO SQLCODE
              MOVE "xopen" TO SQLSTATE
      *escape clause should be skipped
             EXEC SQL
               set current time = 'abc'
               --   VENDOR(NO MATCH),
               --   PRODUCT(MATCH NOT),
               --  This is junk
              END-EXEC
      *    make no substitution in the above line:  It's junk

             MOVE SQLCODE TO SQL-COD

      *if above code has not been executed correctly then SQLCODE
      *and SQLSTATE should remain unchanged

             DISPLAY "SQLCODE SHOULD BE 99999 IT IS", SQL-COD
             DISPLAY "SQLSTATE SHOULD BE xopen IT IS ", SQLSTATE

             IF (SQLCODE NOT = 99999 OR SQLSTATE NOT = "xopen") THEN
               DISPLAY "***Problem found in TEST STEP NUMBER 3 ***"
               ADD 1 TO errflg
            END-IF
             DISPLAY "============================================="
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

            DISPLAY "============================================="
            DISPLAY "Number of errors detected = ", errflg
             DISPLAY "Maximum number of errors is 3"

             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

             if (errflg  =  0) then
               EXEC SQL INSERT INTO XOPEN1.TESTREPORT
             VALUES('0709','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               DISPLAY " xop709.pco *** pass *** "
             else
               EXEC SQL INSERT INTO XOPEN1.TESTREPORT
             VALUES('0709','fail','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
               DISPLAY " xop709.pco *** fail *** "
             END-IF

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

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

      ******************** END TEST 0709 *******************
      ****** TESTER MAY CHOOSE TO INSERT CODE FOR errcnt > 0
           STOP RUN.

       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 SQLSTORE
      *subclass begins in position 3 of char array NORMSQ
             MOVE 3 TO norm1
             MOVE 14 TO norm2
             PERFORM UNTIL norm2 > 36
             if (NORMSQ(norm1)  =  ALPNUM3(norm2)) then
               MOVE "0" TO NORMSQ(norm1)
             END-IF
              ADD 1 TO norm2
              END-PERFORM
             MOVE SQLS2 TO NORMSQ2
             IF (NORMSQ2 NOT  =   SQLSTATE) then
                PERFORM nosubody
             END-IF.

       nosubody.
      *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)

             MOVE 4 TO norm1
      *examining position 4 of char array NORMSQ
             MOVE 1 TO norm2
             PERFORM UNTIL norm2 > 36
             if (NORMSQ(norm1)  =  ALPNUM3(norm2)) then
               MOVE "0" TO NORMSQ(norm1)
             END-IF
              ADD 1 TO norm2
              END-PERFORM
             MOVE 5 TO norm1
      *examining position 5 of char array NORMSQ
             MOVE 1 TO norm2
             PERFORM UNTIL norm2 > 36
             if (NORMSQ(norm1)  =  ALPNUM3(norm2)) then
               MOVE "0" TO NORMSQ(norm1)
             END-IF
              ADD 1 TO norm2
              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 (NORMSQ(1)  =  "0"  AND  NORMSQ(2)  =  "1") then
               MOVE "0" TO NORMSQ(2)
             END-IF
             MOVE SQLS2 TO NORMSQ2.
      *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
             if (SQLCODE  NOT =  0  AND  NORMSQ2  NOT  =   "00000") then
               MOVE 0 TO flag
             END-IF
             if (flag  = 1  AND  NORMSQ2  NOT  =   SQLSTATE) then
               DISPLAY "Valid implementation defined SQLSTATE accepted."
             END-IF

           .

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