Quelle xop723.cob Sprache: Cobol

       IDENTIFICATION DIVISION.
       PROGRAM-ID.  XOP723.
       ENVIRONMENT DIVISION.
       CONFIGURATION SECTION.
       SOURCE-COMPUTER.  xyz.
       OBJECT-COMPUTER.  xyz.
       DATA DIVISION.
       WORKING-STORAGE SECTION.

      * Embedded SQL COBOL (file "XOP723.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 1994/06/07 EMBEDDED C LANGUAGE
      * X/Open SQL VALIDATION TEST SUITE V6.0
      *
      * XOP723.PCO
      * WRITTEN BY: E. Pratt
      *
      * DROP TABLE with outstanding grants and views
      *
      * REFERENCES
      *       X/Open CAE SQL
      *       SECTION 5.3.7
      *
      *                <embedded SQL Cobol program>
      *
      * DATE PROGRAM LAST CHANGED   1994/11/2
      *
      ****************************************************************

      *This program must be run under authorization identifier XOPEN1

      *The program requires the existence of tables
      *      XOPEN1.AAA
      *      XOPEN1.BBB
      *      XOPEN1.CCC, and of view
      *      XOPEN2.XOPEN2V

      *DROP statements are executed using Dynamic SQL,
      *in order to make the program compatible with
      *implementations that check SQL statements against
      *schemas at a pre-execution time.

           EXEC SQL BEGIN DECLARE SECTION END-EXEC
       01  SQLCODE PIC S9(9) COMP.
       01  SQLSTATE PIC  X(5).
       01  HCV PIC  X(30).
       01  uid PIC  X(18).
       01  uidx PIC  X(18).
       01  COUNTER PIC S9(9) DISPLAY SIGN LEADING SEPARATE.
             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 PIC X OCCURS 5 TIMES.
       01  NORMSQ2 PIC  X(5).

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

       PROCEDURE DIVISION.
       P0.

             DISPLAY "This Test Program must be run after xop719.pco,"
             DISPLAY "xop720.pco, xop721.pco and xop722.pco"

      *Log in as user XOPEN1
             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
             MOVE 0 TO errflg
           DISPLAY    "X/OPEN Extensions SQL Test Suite, V6.0, Embedded
      -            "COBOL, xop723.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 TEST0723 *******************

             DISPLAY " TEST0723 "
             DISPLAY "X/O,DROP TABLE with outstanding grants and views "
             DISPLAY " X/Open CAE SQL SEC. 5.3.7"
             DISPLAY " - - - - - - - - - - - - - - - - - - -"
             DISPLAY "### PREPARE STAT707A FROM :HCV;"
             DISPLAY "### EXECUTE STAT707A;"
             DISPLAY "### SELECT COUNT (*) INTO :COUNTER FROM"
             DISPLAY "### INFORMATION_SCHEMA.TABLES "
             DISPLAY "### WHERE TABLE_NAME = 'XOPEN2V'"
             DISPLAY "### AND TABLE_SCHEMA = 'XOPEN2';"
             DISPLAY "### PREPARE XOP723A FROM :HCV;"
             DISPLAY "### EXECUTE XOP723A;"
             DISPLAY "### SELECT COUNT (*) INTO :COUNTER FROM"
             DISPLAY "### INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME
      -    " ="
             DISPLAY "### 'AAA' AND TABLE_SCHEMA = XOPEN1;"
             DISPLAY "### PREPARE XOP723A FROM :HCV;"
             DISPLAY "### EXECUTE XOP723A;"
             DISPLAY "### SELECT COUNT (*) INTO :COUNTER FROM"
             DISPLAY "### INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME
      -    " ="
             DISPLAY "### 'CCC' AND TABLE_SCHEMA = XOPEN1;"
             DISPLAY "### PREPARE XOP723A FROM :HCV;"
             DISPLAY "### EXECUTE XOP723A;"
             DISPLAY "### SELECT COUNT (*) INTO :COUNTER FROM TABLES"
             DISPLAY "### WHERE TABLE_NAME IN ('AAA', 'BBB', 'CCC', "
             DISPLAY "### 'XOPEN2V');"

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

      *              TEST STEP 1a
      *Check that DROP TABLE RESTRICT is unsuccessful when the
      *referenced table still has outstanding grants and views
             EXEC SQL COMMIT WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

             MOVE 1 TO flag
             MOVE "x" TO SQLSTATE
             MOVE "DROP TABLE XOPEN1.BBB RESTRICT" TO HCV
             EXEC SQL PREPARE STAT707A FROM :HCV END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL EXECUTE STAT707A END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "SQLSTATE should be 42000 , it is ", SQLSTATE

              PERFORM NOSUBCLASS THROUGH P213.
             if (NORMSQ2  NOT  =   "42000" ) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 1a *** "
               COMPUTE errflg = errflg + 1
             END-IF

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

      *   Test Step 1b
      *Check the view XOPEN2V still exists
             MOVE "y" TO SQLSTATE
             MOVE 0 TO COUNTER
             EXEC SQL SELECT COUNT (*) INTO :COUNTER
               FROM INFORMATION_SCHEMA.TABLES
               WHERE TABLE_NAME = 'XOPEN2V'
               AND TABLE_SCHEMA = 'XOPEN2' END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2 NOT  =   "00000"    AND  SQLCODE  NOT =  0)
             then
               DISPLAY "*** Problem found in TEST STEP NUMBER 1b *** "
               COMPUTE errflg = errflg + 1
             END-IF
             if (COUNTER  =  0) then
               DISPLAY "*** View XOPEN2V incorrectly dropped"
               COMPUTE errflg = errflg + 1
             END-IF
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD

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

      *                   TEST STEP 2a
      *Check that DROP TABLE with implied CASCADE is successful
             MOVE "x" TO SQLSTATE
             MOVE "DROP TABLE XOPEN1.AAA" TO HCV
              EXEC SQL COMMIT WORK END-EXEC
              MOVE SQLCODE TO SQL-COD
             EXEC SQL PREPARE XOP723A FROM :HCV END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL EXECUTE XOP723A END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2 NOT  =   "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 2a *** "
               COMPUTE errflg = errflg + 1
             END-IF

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

      *       Test Step 2b
      *Check the table AAA no longer exists
             MOVE "y" TO SQLSTATE
             MOVE -1 TO COUNTER
             EXEC SQL SELECT COUNT (*) INTO :COUNTER
               FROM INFORMATION_SCHEMA.TABLES
               WHERE TABLE_NAME = 'AAA'
               AND TABLE_SCHEMA = 'XOPEN1' END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2 NOT  =   "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 2b *** "
               COMPUTE errflg = errflg + 1
             END-IF
             if (COUNTER  NOT =  0) then
               DISPLAY "*** Table AAA not dropped from Information
      -    " Schema"
               COMPUTE errflg = errflg + 1
             END-IF
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "================================================="

      *                TEST STEP 3a
      *Check that DROP TABLE RESTRICT is successful when referenced
      *table has no outstanding grants or views
             MOVE "x" TO SQLSTATE
             MOVE "DROP TABLE XOPEN1.CCC RESTRICT" TO HCV
              EXEC SQL COMMIT WORK END-EXEC
              MOVE SQLCODE TO SQL-COD
             EXEC SQL PREPARE XOP723A FROM :HCV END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL EXECUTE XOP723A END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2 NOT  =   "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 3a *** "
               COMPUTE errflg = errflg + 1
             END-IF

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

      *       Test Step 3b
      *Check the table CCC no longer exists
             MOVE "y" TO SQLSTATE
             MOVE -1 TO COUNTER
             EXEC SQL SELECT COUNT (*) INTO :COUNTER
               FROM INFORMATION_SCHEMA.TABLES
               WHERE TABLE_NAME = 'CCC'
               AND TABLE_SCHEMA = 'XOPEN1' END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2  NOT =   "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 3b *** "
               COMPUTE errflg = errflg + 1
             END-IF
             if (COUNTER  NOT =  0) then
               DISPLAY "*** Table CCC not dropped from Information
      -    " Schema"
               COMPUTE errflg = errflg + 1
             END-IF
             EXEC SQL ROLLBACK WORK END-EXEC
             MOVE SQLCODE TO SQL-COD
             DISPLAY "================================================="

      *                   TEST STEP 4a
      *Check the DROP TABLE CASCADE is successful even when the
      *referenced table has outstanding references to it
             MOVE "x" TO SQLSTATE
             MOVE "DROP TABLE XOPEN1.BBB CASCADE" TO HCV
              EXEC SQL COMMIT WORK END-EXEC
              MOVE SQLCODE TO SQL-COD
             EXEC SQL PREPARE XOP723A FROM :HCV END-EXEC
             MOVE SQLCODE TO SQL-COD
             EXEC SQL EXECUTE XOP723A END-EXEC
             MOVE SQLCODE TO SQL-COD

             PERFORM CHCKOK
             if (NORMSQ2  NOT  =  "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 4a *** "
               COMPUTE errflg = errflg + 1
             END-IF

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

      *          Test Step 4b
      *Check that the tables are dropped, and that the
      *corresponding views no longer exist
             MOVE "y" TO SQLSTATE
             MOVE -1 TO COUNTER
             EXEC SQL SELECT COUNT (*) INTO :COUNTER
               FROM INFORMATION_SCHEMA.TABLES
               WHERE TABLE_NAME IN ('AAA', 'BBB', 'CCC', 'XOPEN2V')
             END-EXEC
             MOVE SQLCODE TO SQL-COD
      *The value returned should be zero, indicating no rows

             PERFORM CHCKOK
             if (NORMSQ2  NOT  = "00000"   AND  SQLCODE  NOT =  0) then
               DISPLAY "*** Problem found in TEST STEP NUMBER 4b *** "
               COMPUTE errflg = errflg + 1
             END-IF
             if (COUNTER  NOT =  0) then
               DISPLAY "*** ", COUNTER " tables or views not dropped"
               COMPUTE errflg = errflg + 1
             END-IF

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

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

      *Before this program can be rerun tables XOPEN1.AAA
      *XOPEN1.BBB and XOPEN1.CCC must be re-created as follows:
      *  run xdrop2.sql (if needed)
      *  run xrecre1.nc (modified, as needed)
      *  run xschema2.sql (if needed)

      *Display the number of errors
             DISPLAY "number of erros detected is = ", errflg " "
             DISPLAY "### maximum number of errors is 12 ###"

             if (errflg = 0) then
               EXEC SQL INSERT INTO XOPEN1.TESTREPORT
             VALUES('0723','pass','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               DISPLAY " xop723.pco *** pass *** "
             else
               EXEC SQL INSERT INTO XOPEN1.TESTREPORT
             VALUES('0723','fail','PCO') END-EXEC
               MOVE SQLCODE TO SQL-COD
               COMPUTE errcnt = errcnt + 1
               DISPLAY " xop723.pco *** fail *** "
             END-IF

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

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

      ******************** END TEST0723 *******************

      ****** 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 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 SQLS2 TO NORMSQ2
             if (NORMSQ2   =   SQLSTATE) then
               GO TO P213
             END-IF
      *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.

        P213.

      *Test SQLCODE and SQLSTATE for normal completion

       CHCKOK.
             MOVE 1 TO flag
             DISPLAY "SQLCODE should be '0'; its value is ", SQL-COD
             DISPLAY "SQLSTATE should be 00000; its value is ", SQLSTATE

             PERFORM NOSUBCLASS THROUGH P213.
             if (SQLCODE  NOT =  0  OR  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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