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sqlite3

    1: # 2009 September 22
    2: #
    3: # The author disclaims copyright to this source code.  In place of
    4: # a legal notice, here is a blessing:
    5: #
    6: #    May you do good and not evil.
    7: #    May you find forgiveness for yourself and forgive others.
    8: #    May you share freely, never taking more than you give.
    9: #
   10: #***********************************************************************
   11: #
   12: #
   13: 
   14: set testdir [file dirname $argv0]
   15: source $testdir/tester.tcl
   16: 
   17: ifcapable !foreignkey||!trigger {
   18:   finish_test
   19:   return
   20: }
   21: source $testdir/malloc_common.tcl
   22: 
   23: do_malloc_test fkey_malloc-1 -sqlprep {
   24:   PRAGMA foreign_keys = 1;
   25:   CREATE TABLE t1(a PRIMARY KEY, b UNIQUE);
   26:   CREATE TABLE t2(x REFERENCES t1 ON UPDATE CASCADE ON DELETE CASCADE);
   27: } -sqlbody {
   28:   INSERT INTO t1 VALUES('aaa', 1);
   29:   INSERT INTO t2 VALUES('aaa');
   30:   UPDATE t1 SET a = 'bbb';
   31:   DELETE FROM t1;
   32: }
   33: 
   34: do_malloc_test fkey_malloc-2 -sqlprep {
   35:   PRAGMA foreign_keys = 1;
   36:   CREATE TABLE t1(a, b, UNIQUE(a, b));
   37: } -sqlbody {
   38:   CREATE TABLE t2(x, y, 
   39:     FOREIGN KEY(x, y) REFERENCES t1(a, b) DEFERRABLE INITIALLY DEFERRED
   40:   );
   41:   BEGIN;
   42:     INSERT INTO t2 VALUES('a', 'b');
   43:     INSERT INTO t1 VALUES('a', 'b');
   44:     UPDATE t1 SET a = 'c';
   45:     DELETE FROM t2;
   46:     INSERT INTO t2 VALUES('d', 'b');
   47:     UPDATE t2 SET x = 'c';
   48:   COMMIT;
   49: }
   50: 
   51: do_malloc_test fkey_malloc-3 -sqlprep {
   52:   PRAGMA foreign_keys = 1;
   53:   CREATE TABLE t1(x INTEGER PRIMARY KEY);
   54:   CREATE TABLE t2(y DEFAULT 14 REFERENCES t1(x) ON UPDATE SET DEFAULT);
   55:   CREATE TABLE t3(y REFERENCES t1 ON UPDATE SET NULL);
   56:   INSERT INTO t1 VALUES(13);
   57:   INSERT INTO t2 VALUES(13);
   58:   INSERT INTO t3 VALUES(13);
   59: } -sqlbody {
   60:   UPDATE t1 SET x = 14;
   61: }
   62: 
   63: proc catch_fk_error {zSql} {
   64:   set rc [catch {db eval $zSql} msg]
   65:   if {$rc==0} {
   66:     return $msg
   67:   }
   68:   if {[string match {*foreign key*} $msg]} {
   69:     return ""
   70:   }
   71:   if {$msg eq "out of memory" || $msg eq "constraint failed"} {
   72:     error 1
   73:   }
   74:   error $msg
   75: }
   76: 
   77: do_malloc_test fkey_malloc-4 -sqlprep {
   78:   PRAGMA foreign_keys = 1;
   79:   CREATE TABLE t1(x INTEGER PRIMARY KEY, y UNIQUE);
   80:   CREATE TABLE t2(z REFERENCES t1(x), a REFERENCES t1(y));
   81:   CREATE TABLE t3(x);
   82:   CREATE TABLE t4(z REFERENCES t3);
   83:   CREATE TABLE t5(x, y);
   84:   CREATE TABLE t6(z REFERENCES t5(x));
   85:   CREATE INDEX i51 ON t5(x);
   86:   CREATE INDEX i52 ON t5(y, x);
   87:   INSERT INTO t1 VALUES(1, 2);
   88: } -tclbody {
   89:   catch_fk_error {INSERT INTO t2 VALUES(1, 3)}
   90:   catch_fk_error {INSERT INTO t4 VALUES(2)}
   91:   catch_fk_error {INSERT INTO t6 VALUES(2)}
   92: }
   93: 
   94: do_malloc_test fkey_malloc-5 -sqlprep {
   95:   PRAGMA foreign_keys = 1;
   96:   CREATE TABLE t1(x, y, PRIMARY KEY(x, y));
   97:   CREATE TABLE t2(a, b, FOREIGN KEY(a, b) REFERENCES t1 ON UPDATE CASCADE);
   98:   INSERT INTO t1 VALUES(1, 2);
   99:   INSERT INTO t2 VALUES(1, 2);
  100: } -sqlbody {
  101:   UPDATE t1 SET x = 5;
  102: }
  103: 
  104: do_malloc_test fkey_malloc-6 -sqlprep {
  105:   PRAGMA foreign_keys = 1;
  106:   CREATE TABLE t1(
  107:     x PRIMARY KEY, 
  108:     y REFERENCES t1 ON DELETE RESTRICT ON UPDATE SET DEFAULT
  109:   );
  110:   INSERT INTO t1 VALUES('abc', 'abc');
  111:   INSERT INTO t1 VALUES('def', 'def');
  112: } -sqlbody {
  113:   INSERT INTO t1 VALUES('ghi', 'ghi');
  114:   DELETE FROM t1 WHERE rowid>1;
  115:   UPDATE t1 SET x='jkl', y='jkl';
  116: }
  117: 
  118: do_malloc_test fkey_malloc-7 -sqlprep {
  119:   PRAGMA foreign_keys = 1;
  120:   CREATE TABLE x(a, b, PRIMARY KEY(a, b));
  121:   CREATE TABLE y(c, d,
  122:     FOREIGN KEY(d, c) REFERENCES x DEFERRABLE INITIALLY DEFERRED
  123:   );
  124:   CREATE TABLE z(e, f, FOREIGN KEY(e, f) REFERENCES x);
  125: } -sqlbody {
  126:   DROP TABLE y;
  127:   DROP TABLE x;
  128: }
  129: 
  130: finish_test
  131: 
  132: