sqlite/test/default.test

# 2005 August 18
#
# 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 DEFAULT syntax
# on table definitions.
#
# $Id: default.test,v 1.3 2009/02/19 14:39:25 danielk1977 Exp $
#

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

ifcapable bloblit {
  do_test default-1.1 {
    execsql {
      CREATE TABLE t1(
        a INTEGER,
        b BLOB DEFAULT x'6869'
      );
      INSERT INTO t1(a) VALUES(1);
      SELECT * from t1;
    }
  } {1 hi}
}
do_test default-1.2 {
  execsql {
    CREATE TABLE t2(
      x INTEGER,
      y INTEGER DEFAULT NULL
    );
    INSERT INTO t2(x) VALUES(1);
    SELECT * FROM t2;
  }
} {1 {}}
do_test default-1.3 {
  catchsql {
    CREATE TABLE t3(
      x INTEGER,
      y INTEGER DEFAULT (max(x,5))
    )
  }
} {1 {default value of column [y] is not constant}}

ifcapable pragma {
  do_test default-2.1 {
    execsql {
      CREATE TABLE t4(c DEFAULT 'abc');
      PRAGMA table_info(t4);
    }
  } {0 c {} 0 'abc' 0}
  do_test default-2.2 {
    execsql {
      INSERT INTO t4 DEFAULT VALUES;
      PRAGMA table_info(t4);
    }
  } {0 c {} 0 'abc' 0}
}

do_execsql_test default-3.1 {
  CREATE TABLE t3(
    a INTEGER PRIMARY KEY AUTOINCREMENT,
    b INT DEFAULT 12345 UNIQUE NOT NULL CHECK( b>=0 AND b<99999 ),
    c VARCHAR(123,456) DEFAULT 'hello' NOT NULL ON CONFLICT REPLACE,
    d REAL,
    e FLOATING POINT(5,10) DEFAULT 4.36,
    f NATIONAL CHARACTER(15) COLLATE RTRIM,
    g LONG INTEGER DEFAULT( 3600*12 )
  );
  INSERT INTO t3 VALUES(null, 5, 'row1', '5.25', 'xyz', 321, '432');
  SELECT a, typeof(a), b, typeof(b), c, typeof(c), 
         d, typeof(d), e, typeof(e), f, typeof(f),
         g, typeof(g) FROM t3;
} {1 integer 5 integer row1 text 5.25 real xyz text 321 text 432 integer}
do_execsql_test default-3.2 {
  DELETE FROM t3;
  INSERT INTO t3 DEFAULT VALUES;
  SELECT * FROM t3;
} {2 12345 hello {} 4.36 {} 43200}
do_execsql_test default-3.3 {
  CREATE TABLE t300(
    a INT DEFAULT 2147483647,
    b INT DEFAULT 2147483648,
    c INT DEFAULT +9223372036854775807,
    d INT DEFAULT -2147483647,
    e INT DEFAULT -2147483648,
    f INT DEFAULT -9223372036854775808,
    g INT DEFAULT (-(-9223372036854775808)),
    h INT DEFAULT (-(-9223372036854775807))
  );
  INSERT INTO t300 DEFAULT VALUES;
  SELECT * FROM t300;
} {2147483647 2147483648 9223372036854775807 -2147483647 -2147483648 -9223372036854775808 9.22337203685478e+18 9223372036854775807}

# Do now allow bound parameters in new DEFAULT values. 
# Silently convert bound parameters to NULL in DEFAULT causes
# in the sqlite_master table, for backwards compatibility.
#
db close
forcedelete test.db
sqlite3 db test.db
sqlite3_db_config db DEFENSIVE 0
do_execsql_test default-4.0 {
  CREATE TABLE t1(a TEXT, b TEXT DEFAULT(99));
  PRAGMA writable_schema=ON;
  UPDATE sqlite_master SET sql='CREATE TABLE t1(a TEXT, b TEXT DEFAULT(:xyz))';
} {}
db close 
sqlite3 db test.db
do_execsql_test default-4.1 {
  INSERT INTO t1(a) VALUES('xyzzy');
  SELECT a, quote(b) FROM t1;
} {xyzzy NULL}
do_catchsql_test default-4.2 {
  CREATE TABLE t2(a TEXT, b TEXT DEFAULT(:xyz));
} {1 {default value of column [b] is not constant}}
do_catchsql_test default-4.3 {
  CREATE TABLE t2(a TEXT, b TEXT DEFAULT(abs(:xyz)));
} {1 {default value of column [b] is not constant}}
do_catchsql_test default-4.4 {
  CREATE TABLE t2(a TEXT, b TEXT DEFAULT(98+coalesce(5,:xyz)));
} {1 {default value of column [b] is not constant}}

finish_test