83 lines
2.6 KiB
Plaintext
83 lines
2.6 KiB
Plaintext
# Copyright (c) 1999, 2000 D. Richard Hipp
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public
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# License as published by the Free Software Foundation; either
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# version 2 of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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# Boston, MA 02111-1307, USA.
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#
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# Author contact information:
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# drh@hwaci.com
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# http://www.hwaci.com/drh/
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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 file is testing the DELETE FROM statement.
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#
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# $Id: delete.test,v 1.6 2000/06/21 13:59:13 drh Exp $
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# Try to delete from a non-existant table.
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#
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do_test delete-1.1 {
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set v [catch {execsql {DELETE FROM test1}} msg]
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lappend v $msg
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} {1 {no such table: test1}}
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# Try to delete from sqlite_master
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#
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do_test delete-2.1 {
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set v [catch {execsql {DELETE FROM sqlite_master}} msg]
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lappend v $msg
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} {1 {table sqlite_master may not be modified}}
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# Delete selected entries from a table with and without an index.
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#
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do_test delete-3.1a {
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execsql {CREATE TABLE table1(f1 int, f2 int)}
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execsql {INSERT INTO table1 VALUES(1,2)}
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execsql {INSERT INTO table1 VALUES(2,4)}
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execsql {INSERT INTO table1 VALUES(3,8)}
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execsql {INSERT INTO table1 VALUES(4,16)}
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execsql {SELECT * FROM table1 ORDER BY f1}
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} {1 2 2 4 3 8 4 16}
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do_test delete-3.1b {
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execsql {DELETE FROM table1 WHERE f1=3}
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execsql {SELECT * FROM table1 ORDER BY f1}
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} {1 2 2 4 4 16}
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do_test delete-3.1c {
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execsql {CREATE INDEX index1 ON table1(f1)}
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execsql {DELETE FROM 'table1' WHERE f1=3}
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execsql {SELECT * FROM table1 ORDER BY f1}
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} {1 2 2 4 4 16}
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do_test delete-3.1d {
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execsql {DELETE FROM table1 WHERE f1=2}
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execsql {SELECT * FROM table1 ORDER BY f1}
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} {1 2 4 16}
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# Semantic errors in the WHERE clause
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#
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do_test delete-4.1 {
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execsql {CREATE TABLE table2(f1 int, f2 int)}
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set v [catch {execsql {DELETE FROM table2 WHERE f3=5}} msg]
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lappend v $msg
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} {1 {no such column: f3}}
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do_test delete-4.2 {
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set v [catch {execsql {DELETE FROM table2 WHERE xyzzy(f1+4)}} msg]
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lappend v $msg
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} {1 {no such function: xyzzy}}
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finish_test
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