mirror of
				https://github.com/sqlite/sqlite.git
				synced 2025-11-03 16:53:36 +03:00 
			
		
		
		
	scripts as is practical. Fix a bug in the output limiter of the integrity_check pragma that came up while making this change. (CVS 4880) FossilOrigin-Name: 24e769972eb6052b82dc94d20444c186a213e104
		
			
				
	
	
		
			396 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			396 lines
		
	
	
		
			8.8 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
# 2005 February 19
 | 
						|
#
 | 
						|
# 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 script is testing that SQLite can handle a subtle 
 | 
						|
# file format change that may be used in the future to implement
 | 
						|
# "ALTER TABLE ... ADD COLUMN".
 | 
						|
#
 | 
						|
# $Id: alter3.test,v 1.11 2008/03/19 00:21:31 drh Exp $
 | 
						|
#
 | 
						|
 | 
						|
set testdir [file dirname $argv0]
 | 
						|
 | 
						|
source $testdir/tester.tcl
 | 
						|
 | 
						|
# If SQLITE_OMIT_ALTERTABLE is defined, omit this file.
 | 
						|
ifcapable !altertable {
 | 
						|
  finish_test
 | 
						|
  return
 | 
						|
}
 | 
						|
 | 
						|
# Determine if there is a codec available on this test.
 | 
						|
#
 | 
						|
if {[catch {sqlite3 -has_codec} r] || $r} {
 | 
						|
  set has_codec 1
 | 
						|
} else {
 | 
						|
  set has_codec 0
 | 
						|
}
 | 
						|
 | 
						|
 | 
						|
# Test Organisation:
 | 
						|
# ------------------
 | 
						|
#
 | 
						|
# alter3-1.*: Test that ALTER TABLE correctly modifies the CREATE TABLE sql.
 | 
						|
# alter3-2.*: Test error messages.
 | 
						|
# alter3-3.*: Test adding columns with default value NULL.
 | 
						|
# alter3-4.*: Test adding columns with default values other than NULL.
 | 
						|
# alter3-5.*: Test adding columns to tables in ATTACHed databases.
 | 
						|
# alter3-6.*: Test that temp triggers are not accidentally dropped.
 | 
						|
# alter3-7.*: Test that VACUUM resets the file-format.
 | 
						|
#
 | 
						|
 | 
						|
# This procedure returns the value of the file-format in file 'test.db'.
 | 
						|
# 
 | 
						|
proc get_file_format {{fname test.db}} {
 | 
						|
  return [hexio_get_int [hexio_read $fname 44 4]]
 | 
						|
}
 | 
						|
 | 
						|
do_test alter3-1.1 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE abc(a, b, c);
 | 
						|
    SELECT sql FROM sqlite_master;
 | 
						|
  }
 | 
						|
} {{CREATE TABLE abc(a, b, c)}}
 | 
						|
do_test alter3-1.2 {
 | 
						|
  execsql {ALTER TABLE abc ADD d INTEGER;}
 | 
						|
  execsql {
 | 
						|
    SELECT sql FROM sqlite_master;
 | 
						|
  }
 | 
						|
} {{CREATE TABLE abc(a, b, c, d INTEGER)}}
 | 
						|
do_test alter3-1.3 {
 | 
						|
  execsql {ALTER TABLE abc ADD e}
 | 
						|
  execsql {
 | 
						|
    SELECT sql FROM sqlite_master;
 | 
						|
  }
 | 
						|
} {{CREATE TABLE abc(a, b, c, d INTEGER, e)}}
 | 
						|
do_test alter3-1.4 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE main.t1(a, b);
 | 
						|
    ALTER TABLE t1 ADD c;
 | 
						|
    SELECT sql FROM sqlite_master WHERE tbl_name = 't1';
 | 
						|
  }
 | 
						|
} {{CREATE TABLE t1(a, b, c)}}
 | 
						|
do_test alter3-1.5 {
 | 
						|
  execsql {
 | 
						|
    ALTER TABLE t1 ADD d CHECK (a>d);
 | 
						|
    SELECT sql FROM sqlite_master WHERE tbl_name = 't1';
 | 
						|
  }
 | 
						|
} {{CREATE TABLE t1(a, b, c, d CHECK (a>d))}}
 | 
						|
ifcapable foreignkey {
 | 
						|
  do_test alter3-1.6 {
 | 
						|
    execsql {
 | 
						|
      CREATE TABLE t2(a, b, UNIQUE(a, b));
 | 
						|
      ALTER TABLE t2 ADD c REFERENCES t1(c)  ;
 | 
						|
      SELECT sql FROM sqlite_master WHERE tbl_name = 't2' AND type = 'table';
 | 
						|
    }
 | 
						|
  } {{CREATE TABLE t2(a, b, c REFERENCES t1(c), UNIQUE(a, b))}}
 | 
						|
}
 | 
						|
do_test alter3-1.7 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t3(a, b, UNIQUE(a, b));
 | 
						|
    ALTER TABLE t3 ADD COLUMN c VARCHAR(10, 20);
 | 
						|
    SELECT sql FROM sqlite_master WHERE tbl_name = 't3' AND type = 'table';
 | 
						|
  }
 | 
						|
} {{CREATE TABLE t3(a, b, c VARCHAR(10, 20), UNIQUE(a, b))}}
 | 
						|
do_test alter3-1.99 {
 | 
						|
  catchsql {
 | 
						|
    # May not exist if foriegn-keys are omitted at compile time.
 | 
						|
    DROP TABLE t2; 
 | 
						|
  }
 | 
						|
  execsql {
 | 
						|
    DROP TABLE abc; 
 | 
						|
    DROP TABLE t1; 
 | 
						|
    DROP TABLE t3; 
 | 
						|
  }
 | 
						|
} {}
 | 
						|
 | 
						|
do_test alter3-2.1 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
  }
 | 
						|
  catchsql {
 | 
						|
    ALTER TABLE t1 ADD c PRIMARY KEY;
 | 
						|
  }
 | 
						|
} {1 {Cannot add a PRIMARY KEY column}}
 | 
						|
do_test alter3-2.2 {
 | 
						|
  catchsql {
 | 
						|
    ALTER TABLE t1 ADD c UNIQUE
 | 
						|
  }
 | 
						|
} {1 {Cannot add a UNIQUE column}}
 | 
						|
do_test alter3-2.3 {
 | 
						|
  catchsql {
 | 
						|
    ALTER TABLE t1 ADD b VARCHAR(10)
 | 
						|
  }
 | 
						|
} {1 {duplicate column name: b}}
 | 
						|
do_test alter3-2.3 {
 | 
						|
  catchsql {
 | 
						|
    ALTER TABLE t1 ADD c NOT NULL;
 | 
						|
  }
 | 
						|
} {1 {Cannot add a NOT NULL column with default value NULL}}
 | 
						|
do_test alter3-2.4 {
 | 
						|
  catchsql {
 | 
						|
    ALTER TABLE t1 ADD c NOT NULL DEFAULT 10;
 | 
						|
  }
 | 
						|
} {0 {}}
 | 
						|
ifcapable view {
 | 
						|
  do_test alter3-2.5 {
 | 
						|
    execsql {
 | 
						|
      CREATE VIEW v1 AS SELECT * FROM t1;
 | 
						|
    }
 | 
						|
    catchsql {
 | 
						|
      alter table v1 add column d;
 | 
						|
    }
 | 
						|
  } {1 {Cannot add a column to a view}}
 | 
						|
}
 | 
						|
do_test alter3-2.6 {
 | 
						|
  catchsql {
 | 
						|
    alter table t1 add column d DEFAULT CURRENT_TIME;
 | 
						|
  }
 | 
						|
} {1 {Cannot add a column with non-constant default}}
 | 
						|
do_test alter3-2.99 {
 | 
						|
  execsql {
 | 
						|
    DROP TABLE t1;
 | 
						|
  }
 | 
						|
} {}
 | 
						|
 | 
						|
do_test alter3-3.1 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
    INSERT INTO t1 VALUES(1, 100);
 | 
						|
    INSERT INTO t1 VALUES(2, 300);
 | 
						|
    SELECT * FROM t1;
 | 
						|
  }
 | 
						|
} {1 100 2 300}
 | 
						|
do_test alter3-3.1 {
 | 
						|
  execsql {
 | 
						|
    PRAGMA schema_version = 10;
 | 
						|
  }
 | 
						|
} {}
 | 
						|
do_test alter3-3.2 {
 | 
						|
  execsql {
 | 
						|
    ALTER TABLE t1 ADD c;
 | 
						|
    SELECT * FROM t1;
 | 
						|
  }
 | 
						|
} {1 100 {} 2 300 {}}
 | 
						|
if {!$has_codec} {
 | 
						|
  do_test alter3-3.3 {
 | 
						|
    get_file_format
 | 
						|
  } {3}
 | 
						|
}
 | 
						|
ifcapable schema_version {
 | 
						|
  do_test alter3-3.4 {
 | 
						|
    execsql {
 | 
						|
      PRAGMA schema_version;
 | 
						|
    }
 | 
						|
  } {11}
 | 
						|
}
 | 
						|
 | 
						|
do_test alter3-4.1 {
 | 
						|
  db close
 | 
						|
  file delete -force test.db
 | 
						|
  set ::DB [sqlite3 db test.db]
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t1(a, b);
 | 
						|
    INSERT INTO t1 VALUES(1, 100);
 | 
						|
    INSERT INTO t1 VALUES(2, 300);
 | 
						|
    SELECT * FROM t1;
 | 
						|
  }
 | 
						|
} {1 100 2 300}
 | 
						|
do_test alter3-4.1 {
 | 
						|
  execsql {
 | 
						|
    PRAGMA schema_version = 20;
 | 
						|
  }
 | 
						|
} {}
 | 
						|
do_test alter3-4.2 {
 | 
						|
  execsql {
 | 
						|
    ALTER TABLE t1 ADD c DEFAULT 'hello world';
 | 
						|
    SELECT * FROM t1;
 | 
						|
  }
 | 
						|
} {1 100 {hello world} 2 300 {hello world}}
 | 
						|
if {!$has_codec} {
 | 
						|
  do_test alter3-4.3 {
 | 
						|
    get_file_format
 | 
						|
  } {3}
 | 
						|
}
 | 
						|
ifcapable schema_version {
 | 
						|
  do_test alter3-4.4 {
 | 
						|
    execsql {
 | 
						|
      PRAGMA schema_version;
 | 
						|
    }
 | 
						|
  } {21}
 | 
						|
}
 | 
						|
do_test alter3-4.99 {
 | 
						|
  execsql {
 | 
						|
    DROP TABLE t1;
 | 
						|
  }
 | 
						|
} {}
 | 
						|
 | 
						|
ifcapable attach {
 | 
						|
  do_test alter3-5.1 {
 | 
						|
    file delete -force test2.db
 | 
						|
    file delete -force test2.db-journal
 | 
						|
    execsql {
 | 
						|
      CREATE TABLE t1(a, b);
 | 
						|
      INSERT INTO t1 VALUES(1, 'one');
 | 
						|
      INSERT INTO t1 VALUES(2, 'two');
 | 
						|
      ATTACH 'test2.db' AS aux;
 | 
						|
      CREATE TABLE aux.t1 AS SELECT * FROM t1;
 | 
						|
      PRAGMA aux.schema_version = 30;
 | 
						|
      SELECT sql FROM aux.sqlite_master;
 | 
						|
    } 
 | 
						|
  } {{CREATE TABLE t1(a,b)}}
 | 
						|
  do_test alter3-5.2 {
 | 
						|
    execsql {
 | 
						|
      ALTER TABLE aux.t1 ADD COLUMN c VARCHAR(128);
 | 
						|
      SELECT sql FROM aux.sqlite_master;
 | 
						|
    }
 | 
						|
  } {{CREATE TABLE t1(a,b, c VARCHAR(128))}}
 | 
						|
  do_test alter3-5.3 {
 | 
						|
    execsql {
 | 
						|
      SELECT * FROM aux.t1;
 | 
						|
    }
 | 
						|
  } {1 one {} 2 two {}}
 | 
						|
  ifcapable schema_version {
 | 
						|
    do_test alter3-5.4 {
 | 
						|
      execsql {
 | 
						|
        PRAGMA aux.schema_version;
 | 
						|
      }
 | 
						|
    } {31}
 | 
						|
  }
 | 
						|
  if {!$has_codec} {
 | 
						|
    do_test alter3-5.5 {
 | 
						|
      list [get_file_format test2.db] [get_file_format]
 | 
						|
    } {2 3}
 | 
						|
  }
 | 
						|
  do_test alter3-5.6 {
 | 
						|
    execsql {
 | 
						|
      ALTER TABLE aux.t1 ADD COLUMN d DEFAULT 1000;
 | 
						|
      SELECT sql FROM aux.sqlite_master;
 | 
						|
    }
 | 
						|
  } {{CREATE TABLE t1(a,b, c VARCHAR(128), d DEFAULT 1000)}}
 | 
						|
  do_test alter3-5.7 {
 | 
						|
    execsql {
 | 
						|
      SELECT * FROM aux.t1;
 | 
						|
    }
 | 
						|
  } {1 one {} 1000 2 two {} 1000}
 | 
						|
  ifcapable schema_version {
 | 
						|
    do_test alter3-5.8 {
 | 
						|
      execsql {
 | 
						|
        PRAGMA aux.schema_version;
 | 
						|
      }
 | 
						|
    } {32}
 | 
						|
  }
 | 
						|
  do_test alter3-5.9 {
 | 
						|
    execsql {
 | 
						|
      SELECT * FROM t1;
 | 
						|
    }
 | 
						|
  } {1 one 2 two}
 | 
						|
  do_test alter3-5.99 {
 | 
						|
    execsql {
 | 
						|
      DROP TABLE aux.t1;
 | 
						|
      DROP TABLE t1;
 | 
						|
    }
 | 
						|
  } {}
 | 
						|
}
 | 
						|
 | 
						|
#----------------------------------------------------------------
 | 
						|
# Test that the table schema is correctly reloaded when a column
 | 
						|
# is added to a table.
 | 
						|
#
 | 
						|
ifcapable trigger&&tempdb {
 | 
						|
  do_test alter3-6.1 {
 | 
						|
    execsql {
 | 
						|
      CREATE TABLE t1(a, b);
 | 
						|
      CREATE TABLE log(trig, a, b);
 | 
						|
 | 
						|
      CREATE TRIGGER t1_a AFTER INSERT ON t1 BEGIN
 | 
						|
        INSERT INTO log VALUES('a', new.a, new.b);
 | 
						|
      END;
 | 
						|
      CREATE TEMP TRIGGER t1_b AFTER INSERT ON t1 BEGIN
 | 
						|
        INSERT INTO log VALUES('b', new.a, new.b);
 | 
						|
      END;
 | 
						|
  
 | 
						|
      INSERT INTO t1 VALUES(1, 2);
 | 
						|
      SELECT * FROM log;
 | 
						|
    }
 | 
						|
  } {b 1 2 a 1 2}
 | 
						|
  do_test alter3-6.2 {
 | 
						|
    execsql {
 | 
						|
      ALTER TABLE t1 ADD COLUMN c DEFAULT 'c';
 | 
						|
      INSERT INTO t1(a, b) VALUES(3, 4);
 | 
						|
      SELECT * FROM log;
 | 
						|
    }
 | 
						|
  } {b 1 2 a 1 2 b 3 4 a 3 4}
 | 
						|
}
 | 
						|
 | 
						|
if {!$has_codec} {
 | 
						|
  ifcapable vacuum {
 | 
						|
    do_test alter3-7.1 {
 | 
						|
      execsql {
 | 
						|
        VACUUM;
 | 
						|
      }
 | 
						|
      get_file_format
 | 
						|
    } {1}
 | 
						|
    do_test alter3-7.2 {
 | 
						|
      execsql {
 | 
						|
        CREATE TABLE abc(a, b, c);
 | 
						|
        ALTER TABLE abc ADD d DEFAULT NULL;
 | 
						|
      }
 | 
						|
      get_file_format
 | 
						|
    } {2}
 | 
						|
    do_test alter3-7.3 {
 | 
						|
      execsql {
 | 
						|
        ALTER TABLE abc ADD e DEFAULT 10;
 | 
						|
      }
 | 
						|
      get_file_format
 | 
						|
    } {3}
 | 
						|
    do_test alter3-7.4 {
 | 
						|
      execsql {
 | 
						|
        ALTER TABLE abc ADD f DEFAULT NULL;
 | 
						|
      }
 | 
						|
      get_file_format
 | 
						|
    } {3}
 | 
						|
    do_test alter3-7.5 {
 | 
						|
      execsql {
 | 
						|
        VACUUM;
 | 
						|
      }
 | 
						|
      get_file_format
 | 
						|
    } {1}
 | 
						|
  }
 | 
						|
}
 | 
						|
 | 
						|
# Ticket #1183 - Make sure adding columns to large tables does not cause
 | 
						|
# memory corruption (as was the case before this bug was fixed).
 | 
						|
do_test alter3-8.1 {
 | 
						|
  execsql {
 | 
						|
    CREATE TABLE t4(c1);
 | 
						|
  }
 | 
						|
} {}
 | 
						|
set ::sql ""
 | 
						|
do_test alter3-8.2 {
 | 
						|
  set cols c1
 | 
						|
  for {set i 2} {$i < 100} {incr i} {
 | 
						|
    execsql "
 | 
						|
      ALTER TABLE t4 ADD c$i
 | 
						|
    "
 | 
						|
    lappend cols c$i
 | 
						|
  }
 | 
						|
  set ::sql "CREATE TABLE t4([join $cols {, }])"
 | 
						|
  list 
 | 
						|
} {}
 | 
						|
do_test alter3-8.2 {
 | 
						|
  execsql {
 | 
						|
    SELECT sql FROM sqlite_master WHERE name = 't4';
 | 
						|
  }
 | 
						|
} [list $::sql]
 | 
						|
 | 
						|
finish_test
 |