#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this file is testing the CREATE UNIQUE INDEX statement,
# and primary keys, and the UNIQUE constraint on table columns
#
# $Id: unique.test,v 1.1 2001/09/27 15:11:55 drh Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

# Try to create a table with two primary keys.
# (This is allowed in SQLite even that it is not valid SQL)
#
................................................................................
    CREATE TABLE t1(
       a int PRIMARY KEY,
       b int PRIMARY KEY,
       c text
    );
  }
} {0 {}}




























































































































finish_test

#    May you share freely, never taking more than you give.
#
#***********************************************************************
# This file implements regression tests for SQLite library.  The
# focus of this file is testing the CREATE UNIQUE INDEX statement,
# and primary keys, and the UNIQUE constraint on table columns
#
# $Id: unique.test,v 1.2 2001/09/27 23:57:06 drh Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

# Try to create a table with two primary keys.
# (This is allowed in SQLite even that it is not valid SQL)
#
................................................................................
    CREATE TABLE t1(
       a int PRIMARY KEY,
       b int PRIMARY KEY,
       c text
    );
  }
} {0 {}}
do_test unique-1.2 {
  catchsql {
    INSERT INTO t1(a,b,c) VALUES(1,2,3)
  }
} {0 {}}
do_test unique-1.3 {
  catchsql {
    INSERT INTO t1(a,b,c) VALUES(1,3,4)
  }
} {1 {constraint failed}}
do_test unique-1.4 {
  execsql {
    SELECT * FROM t1 ORDER BY a;
  }
} {1 2 3}
do_test unique-1.5 {
  catchsql {
    INSERT INTO t1(a,b,c) VALUES(3,2,4)
  }
} {1 {constraint failed}}
do_test unique-1.6 {
  execsql {
    SELECT * FROM t1 ORDER BY a;
  }
} {1 2 3}
do_test unique-1.7 {
  catchsql {
    INSERT INTO t1(a,b,c) VALUES(3,4,5)
  }
} {0 {}}
do_test unique-1.8 {
  execsql {
    SELECT * FROM t1 ORDER BY a;
  }
} {1 2 3 3 4 5}

do_test unique-2.0 {
  execsql {
    DROP TABLE t1;
    CREATE TABLE t2(a int, b int);
    INSERT INTO t2(a,b) VALUES(1,2);
    INSERT INTO t2(a,b) VALUES(3,4);
    SELECT * FROM t2 ORDER BY a;
  }
} {1 2 3 4}
do_test unique-2.1 {
  catchsql {
    CREATE UNIQUE INDEX i2 ON t2(a)
  }
} {0 {}}
do_test unique-2.2 {
  catchsql {
    SELECT * FROM t2 ORDER BY a
  }
} {0 {1 2 3 4}}
do_test unique-2.3 {
  catchsql {
    INSERT INTO t2 VALUES(1,5);
  }
} {1 {constraint failed}}
do_test unique-2.4 {
  catchsql {
    SELECT * FROM t2 ORDER BY a
  }
} {0 {1 2 3 4}}
do_test unique-2.5 {
  catchsql {
    DROP INDEX i2;
    SELECT * FROM t2 ORDER BY a;
  }
} {0 {1 2 3 4}}
do_test unique-2.6 {
  catchsql {
    INSERT INTO t2 VALUES(1,5)
  }
} {0 {}}
do_test unique-2.7 {
  catchsql {
    SELECT * FROM t2 ORDER BY a, b;
  }
} {0 {1 2 1 5 3 4}}
do_test unique-2.8 {
  catchsql {
    CREATE UNIQUE INDEX i2 ON t2(a);
  }
} {1 {constraint failed}}
do_test unique-2.9 {
  catchsql {
    CREATE INDEX i2 ON t2(a);
  }
} {0 {}}

# Test the UNIQUE keyword as used on two or more fields.
#
do_test unique-3.1 {
  catchsql {
    CREATE TABLE t3(
       a int,
       b int,
       c int,
       d int,
       unique(a,c,d)
     );
  }
} {0 {}}
do_test unique-3.2 {
  catchsql {
    INSERT INTO t3(a,b,c,d) VALUES(1,2,3,4);
    SELECT * FROM t3 ORDER BY a,b,c,d;
  }
} {0 {1 2 3 4}}
do_test unique-3.3 {
  catchsql {
    INSERT INTO t3(a,b,c,d) VALUES(1,2,3,5);
    SELECT * FROM t3 ORDER BY a,b,c,d;
  }
} {0 {1 2 3 4 1 2 3 5}}
do_test unique-3.4 {
  catchsql {
    INSERT INTO t3(a,b,c,d) VALUES(1,4,3,5);
    SELECT * FROM t3 ORDER BY a,b,c,d;
  }
} {1 {constraint failed}}

finish_test