334 lines
7.5 KiB
Plaintext
334 lines
7.5 KiB
Plaintext
# 2005 February 19
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#*************************************************************************
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# This file implements regression tests for SQLite library. The
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# focus of this script is testing that SQLite can handle a subtle
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# file format change that may be used in the future to implement
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# "ALTER TABLE ... ADD COLUMN".
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#
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# $Id: alter3.test,v 1.1 2005/03/17 05:03:41 danielk1977 Exp $
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Test Organisation:
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# ------------------
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#
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# alter3-1.*: Test that ALTER TABLE correctly modifies the CREATE TABLE sql.
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# alter3-2.*: Test error messages.
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# alter3-3.*: Test adding columns with default value NULL.
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# alter3-4.*: Test adding columns with default values other than NULL.
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# alter3-5.*: Test adding columns to tables in ATTACHed databases.
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# alter3-6.*: Test that temp triggers are not accidentally dropped.
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# alter3-7.*: Test that VACUUM resets the file-format.
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#
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# This procedure returns the value of the file-format in file 'test.db'.
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#
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proc get_file_format {{fname test.db}} {
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set bt [btree_open $fname 10 0]
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set meta [btree_get_meta $bt]
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btree_close $bt
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lindex $meta 2
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}
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do_test alter3-1.1 {
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execsql {
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CREATE TABLE abc(a, b, c);
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SELECT sql FROM sqlite_master;
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}
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} {{CREATE TABLE abc(a, b, c)}}
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do_test alter3-1.2 {
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execsql {ALTER TABLE abc ADD d INTEGER;}
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execsql {
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SELECT sql FROM sqlite_master;
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}
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} {{CREATE TABLE abc(a, b, c, d INTEGER)}}
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do_test alter3-1.3 {
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execsql {ALTER TABLE abc ADD e}
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execsql {
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SELECT sql FROM sqlite_master;
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}
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} {{CREATE TABLE abc(a, b, c, d INTEGER, e)}}
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do_test alter3-1.4 {
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execsql {
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CREATE TABLE main.t1(a, b);
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ALTER TABLE t1 ADD c;
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SELECT sql FROM sqlite_master WHERE tbl_name = 't1';
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}
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} {{CREATE TABLE t1(a, b, c)}}
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do_test alter3-1.5 {
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execsql {
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ALTER TABLE t1 ADD d CHECK (a>d);
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SELECT sql FROM sqlite_master WHERE tbl_name = 't1';
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}
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} {{CREATE TABLE t1(a, b, c, d CHECK (a>d))}}
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do_test alter3-1.6 {
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execsql {
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CREATE TABLE t2(a, b, UNIQUE(a, b));
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ALTER TABLE t2 ADD c REFERENCES t1(c) ;
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SELECT sql FROM sqlite_master WHERE tbl_name = 't2' AND type = 'table';
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}
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} {{CREATE TABLE t2(a, b, c REFERENCES t1(c), UNIQUE(a, b))}}
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do_test alter3-1.7 {
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execsql {
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CREATE TABLE t3(a, b, UNIQUE(a, b));
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ALTER TABLE t3 ADD COLUMN c VARCHAR(10, 20);
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SELECT sql FROM sqlite_master WHERE tbl_name = 't3' AND type = 'table';
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}
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} {{CREATE TABLE t3(a, b, c VARCHAR(10, 20), UNIQUE(a, b))}}
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do_test alter3-1.99 {
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execsql {
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DROP TABLE abc;
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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}
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} {}
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do_test alter3-2.1 {
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execsql {
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CREATE TABLE t1(a, b);
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}
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catchsql {
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ALTER TABLE t1 ADD c PRIMARY KEY;
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}
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} {1 {Cannot add a PRIMARY KEY column}}
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do_test alter3-2.2 {
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catchsql {
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ALTER TABLE t1 ADD c UNIQUE
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}
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} {1 {Cannot add a UNIQUE column}}
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do_test alter3-2.3 {
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catchsql {
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ALTER TABLE t1 ADD b VARCHAR(10)
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}
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} {1 {duplicate column name: b}}
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do_test alter3-2.3 {
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catchsql {
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ALTER TABLE t1 ADD c NOT NULL;
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}
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} {1 {Cannot add a NOT NULL column with default value NULL}}
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do_test alter3-2.4 {
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catchsql {
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ALTER TABLE t1 ADD c NOT NULL DEFAULT 10;
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}
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} {0 {}}
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do_test alter3-2.5 {
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execsql {
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CREATE VIEW v1 AS SELECT * FROM t1;
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}
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catchsql {
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alter table v1 add column d;
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}
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} {1 {Cannot add a column to a view}}
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do_test alter3-2.6 {
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catchsql {
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alter table t1 add column d DEFAULT CURRENT_TIME;
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}
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} {1 {Cannot add a column with non-constant default}}
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do_test alter3-2.99 {
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execsql {
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DROP TABLE t1;
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}
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} {}
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do_test alter3-3.1 {
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execsql {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(1, 100);
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INSERT INTO t1 VALUES(2, 300);
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SELECT * FROM t1;
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}
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} {1 100 2 300}
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do_test alter3-3.1 {
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execsql {
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PRAGMA schema_version = 10;
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}
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} {}
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do_test alter3-3.2 {
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execsql {
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ALTER TABLE t1 ADD c;
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SELECT * FROM t1;
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}
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} {1 100 {} 2 300 {}}
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do_test alter3-3.3 {
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get_file_format
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} {3}
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do_test alter3-3.4 {
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execsql {
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PRAGMA schema_version;
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}
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} {11}
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do_test alter3-4.1 {
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db close
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file delete -force test.db
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set ::DB [sqlite3 db test.db]
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execsql {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(1, 100);
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INSERT INTO t1 VALUES(2, 300);
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SELECT * FROM t1;
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}
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} {1 100 2 300}
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do_test alter3-4.1 {
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execsql {
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PRAGMA schema_version = 20;
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}
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} {}
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do_test alter3-4.2 {
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execsql {
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ALTER TABLE t1 ADD c DEFAULT 'hello world';
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SELECT * FROM t1;
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}
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} {1 100 {hello world} 2 300 {hello world}}
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do_test alter3-4.3 {
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get_file_format
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} {3}
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do_test alter3-4.4 {
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execsql {
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PRAGMA schema_version;
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}
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} {21}
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do_test alter3-4.99 {
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execsql {
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DROP TABLE t1;
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}
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} {}
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do_test alter3-5.1 {
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file delete -force test2.db
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file delete -force test2.db-journal
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execsql {
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CREATE TABLE t1(a, b);
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INSERT INTO t1 VALUES(1, 'one');
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INSERT INTO t1 VALUES(2, 'two');
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ATTACH 'test2.db' AS aux;
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CREATE TABLE aux.t1 AS SELECT * FROM t1;
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PRAGMA aux.schema_version = 30;
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SELECT sql FROM aux.sqlite_master;
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}
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} {{CREATE TABLE t1(a,b)}}
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do_test alter3-5.2 {
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execsql {
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ALTER TABLE aux.t1 ADD COLUMN c VARCHAR(128);
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SELECT sql FROM aux.sqlite_master;
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}
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} {{CREATE TABLE t1(a,b, c VARCHAR(128))}}
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do_test alter3-5.3 {
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execsql {
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SELECT * FROM aux.t1;
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}
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} {1 one {} 2 two {}}
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do_test alter3-5.4 {
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execsql {
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PRAGMA aux.schema_version;
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}
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} {31}
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do_test alter3-5.5 {
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list [get_file_format test2.db] [get_file_format]
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} {2 3}
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do_test alter3-5.6 {
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execsql {
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ALTER TABLE aux.t1 ADD COLUMN d DEFAULT 1000;
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SELECT sql FROM aux.sqlite_master;
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}
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} {{CREATE TABLE t1(a,b, c VARCHAR(128), d DEFAULT 1000)}}
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do_test alter3-5.7 {
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execsql {
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SELECT * FROM aux.t1;
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}
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} {1 one {} 1000 2 two {} 1000}
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do_test alter3-5.8 {
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execsql {
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PRAGMA aux.schema_version;
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}
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} {32}
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do_test alter3-5.9 {
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execsql {
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SELECT * FROM t1;
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}
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} {1 one 2 two}
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do_test alter3-5.99 {
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execsql {
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DROP TABLE aux.t1;
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DROP TABLE t1;
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}
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} {}
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#----------------------------------------------------------------
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# Test that the table schema is correctly reloaded when a column
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# is added to a table.
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#
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ifcapable trigger {
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do_test alter3-6.1 {
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execsql {
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CREATE TABLE t1(a, b);
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CREATE TABLE log(trig, a, b);
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CREATE TRIGGER t1_a AFTER INSERT ON t1 BEGIN
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INSERT INTO log VALUES('a', new.a, new.b);
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END;
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CREATE TEMP TRIGGER t1_b AFTER INSERT ON t1 BEGIN
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INSERT INTO log VALUES('b', new.a, new.b);
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END;
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INSERT INTO t1 VALUES(1, 2);
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SELECT * FROM log;
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}
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} {b 1 2 a 1 2}
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do_test alter3-6.2 {
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execsql {
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ALTER TABLE t1 ADD COLUMN c DEFAULT 'c';
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INSERT INTO t1(a, b) VALUES(3, 4);
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SELECT * FROM log;
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}
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} {b 1 2 a 1 2 b 3 4 a 3 4}
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}
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ifcapable vacuum {
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do_test alter3-7.1 {
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execsql {
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VACUUM;
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}
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get_file_format
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} {1}
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do_test alter3-7.2 {
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execsql {
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CREATE TABLE abc(a, b, c);
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ALTER TABLE abc ADD d DEFAULT NULL;
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}
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get_file_format
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} {2}
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do_test alter3-7.3 {
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execsql {
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ALTER TABLE abc ADD e DEFAULT 10;
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}
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get_file_format
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} {3}
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do_test alter3-7.4 {
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execsql {
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ALTER TABLE abc ADD f DEFAULT NULL;
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}
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get_file_format
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} {3}
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do_test alter3-7.5 {
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execsql {
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VACUUM;
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}
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get_file_format
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} {1}
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}
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finish_test
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