146 lines
4.2 KiB
Plaintext
146 lines
4.2 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 UPDATE statement.
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#
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# $Id: update.test,v 1.4 2000/06/21 13:59:14 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 update an non-existent table
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#
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do_test update-1.1 {
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set v [catch {execsql {UPDATE test1 SET f2=5 WHERE f1<1}} msg]
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lappend v $msg
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} {1 {no such table: test1}}
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# Try to update a read-only table
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#
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do_test update-2.1 {
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set v [catch \
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{execsql {UPDATE sqlite_master SET name='xyz' WHERE name='123'}} msg]
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lappend v $msg
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} {1 {table sqlite_master may not be modified}}
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# Create a table to work with
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#
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do_test update-3.1 {
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execsql {CREATE TABLE test1(f1 int,f2 int)}
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for {set i 1} {$i<=10} {incr i} {
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set sql "INSERT INTO test1 VALUES($i,[expr {int(pow(2,$i))}])"
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execsql $sql
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}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}
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# Unknown column name in an expression
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#
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do_test update-3.2 {
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set v [catch {execsql {UPDATE test1 SET f1=f3*2 WHERE f2==32}} msg]
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lappend v $msg
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} {1 {no such column: f3}}
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do_test update-3.3 {
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set v [catch {execsql {UPDATE test1 SET f1=test2.f1*2 WHERE f2==32}} msg]
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lappend v $msg
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} {1 {no such column: test2.f1}}
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do_test update-3.4 {
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set v [catch {execsql {UPDATE test1 SET f3=f1*2 WHERE f2==32}} msg]
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lappend v $msg
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} {1 {no such column: f3}}
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# Actually do some updates
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#
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do_test update-3.5 {
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execsql {UPDATE test1 SET f2=f2*3}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {1 6 2 12 3 24 4 48 5 96 6 192 7 384 8 768 9 1536 10 3072}
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do_test update-3.6 {
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execsql {UPDATE test1 SET f2=f2/3 WHERE f1<=5}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {1 2 2 4 3 8 4 16 5 32 6 192 7 384 8 768 9 1536 10 3072}
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do_test update-3.7 {
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execsql {UPDATE test1 SET f2=f2/3 WHERE f1>5}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}
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# Swap the values of f1 and f2 for all elements
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#
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do_test update-3.8 {
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execsql {UPDATE test1 SET F2=f1, F1=f2}
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execsql {SELECT * FROM test1 ORDER BY F1}
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} {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1024 10}
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# Create an index and make sure updating works with an index.
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#
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do_test update-3.9 {
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execsql {CREATE INDEX index1 ON test1(f1)}
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execsql {CREATE INDEX index2 ON test1(f1)}
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execsql {UPDATE test1 SET f1=1025 WHERE f2==10}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1025 10}
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do_test update-3.10 {
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execsql {SELECT * FROM test1 WHERE f1=1025}
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} {1025 10}
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do_test update-3.11 {
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execsql {UPDATE test1 SET f2=11 WHERE f1==1025}
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execsql {SELECT * FROM test1 ORDER BY f1}
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} {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1025 11}
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do_test update-3.12 {
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execsql {SELECT * FROM test1 WHERE f1=1025}
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} {1025 11}
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# Error messages
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#
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do_test update-4.1 {
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set v [catch {execsql {
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UPDATE test1 SET x=11 WHERE f1=1025
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}} msg]
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lappend v $msg
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} {1 {no such column: x}}
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do_test update-4.2 {
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set v [catch {execsql {
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UPDATE test1 SET f1=x(11) WHERE f1=1025
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}} msg]
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lappend v $msg
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} {1 {no such function: x}}
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do_test update-4.3 {
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set v [catch {execsql {
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UPDATE test1 SET f1=11 WHERE x=1025
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}} msg]
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lappend v $msg
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} {1 {no such column: x}}
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do_test update-4.4 {
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set v [catch {execsql {
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UPDATE test1 SET f1=11 WHERE x(f1)=1025
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}} msg]
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lappend v $msg
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} {1 {no such function: x}}
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finish_test
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