# 2005 January 13

#

# The author disclaims copyright to this source code.  In place of

# a legal notice, here is a blessing:

#

#    May you do good and not evil.

#    May you find forgiveness for yourself and forgive others.

#    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 corner cases of the INSERT statement.

#

# $Id: insert3.test,v 1.7 2007/09/12 17:01:45 danielk1977 Exp $

set testdir [file dirname $argv0]

source $testdir/tester.tcl

# All the tests in this file require trigger support

#

ifcapable {trigger} {

# Create a table and a corresponding insert trigger.  Do a self-insert

# into the table.

#

do_test insert3-1.0 {

  execsql {

    CREATE TABLE t1(a,b);

    CREATE TABLE log(x UNIQUE, y);

    CREATE TRIGGER r1 AFTER INSERT ON t1 BEGIN

      UPDATE log SET y=y+1 WHERE x=new.a;

      INSERT OR IGNORE INTO log VALUES(new.a, 1);

    END;

    INSERT INTO t1 VALUES('hello','world');

    INSERT INTO t1 VALUES(5,10);

    SELECT * FROM log ORDER BY x;

  }

} {5 1 hello 1}

do_test insert3-1.1 {

  execsql {

    INSERT INTO t1 SELECT a, b+10 FROM t1;

    SELECT * FROM log ORDER BY x;

  }

} {5 2 hello 2}

do_test insert3-1.2 {

  execsql {

    CREATE TABLE log2(x PRIMARY KEY,y);

    CREATE TRIGGER r2 BEFORE INSERT ON t1 BEGIN

      UPDATE log2 SET y=y+1 WHERE x=new.b;

      INSERT OR IGNORE INTO log2 VALUES(new.b,1);

    END;

    INSERT INTO t1 VALUES(453,'hi');

    SELECT * FROM log ORDER BY x;

  }

} {5 2 453 1 hello 2}

do_test insert3-1.3 {

  execsql {

    SELECT * FROM log2 ORDER BY x;

  }

} {hi 1}

ifcapable compound {

  do_test insert3-1.4.1 {

    execsql {

      INSERT INTO t1 SELECT * FROM t1;

      SELECT 'a:', x, y FROM log UNION ALL 

          SELECT 'b:', x, y FROM log2 ORDER BY x;

    }

  } {a: 5 4 b: 10 2 b: 20 1 a: 453 2 a: hello 4 b: hi 2 b: world 1}

  do_test insert3-1.4.2 {

    execsql {

      SELECT 'a:', x, y FROM log UNION ALL 

          SELECT 'b:', x, y FROM log2 ORDER BY x, y;

    }

  } {a: 5 4 b: 10 2 b: 20 1 a: 453 2 a: hello 4 b: hi 2 b: world 1}

  do_test insert3-1.5 {

    execsql {

      INSERT INTO t1(a) VALUES('xyz');

      SELECT * FROM log ORDER BY x;

    }

  } {5 4 453 2 hello 4 xyz 1}

}

do_test insert3-2.1 {

  execsql {

    CREATE TABLE t2(

      a INTEGER PRIMARY KEY,

      b DEFAULT 'b',

      c DEFAULT 'c'

    );

    CREATE TABLE t2dup(a,b,c);

    CREATE TRIGGER t2r1 BEFORE INSERT ON t2 BEGIN

      INSERT INTO t2dup(a,b,c) VALUES(new.a,new.b,new.c);

    END;

    INSERT INTO t2(a) VALUES(123);

    INSERT INTO t2(b) VALUES(234);

    INSERT INTO t2(c) VALUES(345);

    SELECT * FROM t2dup;

  }

} {123 b c -1 234 c -1 b 345}

do_test insert3-2.2 {

  execsql {

    DELETE FROM t2dup;

    INSERT INTO t2(a) SELECT 1 FROM t1 LIMIT 1;

    INSERT INTO t2(b) SELECT 987 FROM t1 LIMIT 1;

    INSERT INTO t2(c) SELECT 876 FROM t1 LIMIT 1;

    SELECT * FROM t2dup;

  }

} {1 b c -1 987 c -1 b 876}

# Test for proper detection of malformed WHEN clauses on INSERT triggers.

#

do_test insert3-3.1 {

  execsql {

    CREATE TABLE t3(a,b,c);

    CREATE TRIGGER t3r1 BEFORE INSERT on t3 WHEN nosuchcol BEGIN

      SELECT 'illegal WHEN clause';

    END;

  }

} {}

do_test insert3-3.2 {

  catchsql {

    INSERT INTO t3 VALUES(1,2,3)

  }

} {1 {no such column: nosuchcol}}

do_test insert3-3.3 {

  execsql {

    CREATE TABLE t4(a,b,c);

    CREATE TRIGGER t4r1 AFTER INSERT on t4 WHEN nosuchcol BEGIN

      SELECT 'illegal WHEN clause';

    END;

  }

} {}

do_test insert3-3.4 {

  catchsql {

    INSERT INTO t4 VALUES(1,2,3)

  }

} {1 {no such column: nosuchcol}}

} ;# ifcapable {trigger}

# Tests for the INSERT INTO ... DEFAULT VALUES construct

#

do_test insert3-3.5 {

  execsql {

    CREATE TABLE t5(

      a INTEGER PRIMARY KEY,

      b DEFAULT 'xyz'

    );

    INSERT INTO t5 DEFAULT VALUES;

    SELECT * FROM t5;

  }

} {1 xyz}

do_test insert3-3.6 {

  execsql {

    INSERT INTO t5 DEFAULT VALUES;

    SELECT * FROM t5;

  }

} {1 xyz 2 xyz}

ifcapable bloblit {

  do_test insert3-3.7 {

    execsql {

      CREATE TABLE t6(x,y DEFAULT 4.3, z DEFAULT x'6869');

      INSERT INTO t6 DEFAULT VALUES;

      SELECT * FROM t6;

    }

  } {{} 4.3 hi}

}

db close

finish_test