# 2001 September 15## 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 the UPDATE statement.## $Id: update.test,v 1.17 2005/01/21 03:12:16 danielk1977 Exp $set testdir [file dirname $argv0]source $testdir/tester.tcl# Try to update an non-existent table#do_test update-1.1 {  set v [catch {execsql {UPDATE test1 SET f2=5 WHERE f1<1}} msg]  lappend v $msg} {1 {no such table: test1}}# Try to update a read-only table#do_test update-2.1 {  set v [catch \       {execsql {UPDATE sqlite_master SET name='xyz' WHERE name='123'}} msg]  lappend v $msg} {1 {table sqlite_master may not be modified}}# Create a table to work with#do_test update-3.1 {  execsql {CREATE TABLE test1(f1 int,f2 int)}  for {set i 1} {$i<=10} {incr i} {    set sql "INSERT INTO test1 VALUES($i,[expr {int(pow(2,$i))}])"    execsql $sql  }  execsql {SELECT * FROM test1 ORDER BY f1}} {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}# Unknown column name in an expression#do_test update-3.2 {  set v [catch {execsql {UPDATE test1 SET f1=f3*2 WHERE f2==32}} msg]  lappend v $msg} {1 {no such column: f3}}do_test update-3.3 {  set v [catch {execsql {UPDATE test1 SET f1=test2.f1*2 WHERE f2==32}} msg]  lappend v $msg} {1 {no such column: test2.f1}}do_test update-3.4 {  set v [catch {execsql {UPDATE test1 SET f3=f1*2 WHERE f2==32}} msg]  lappend v $msg} {1 {no such column: f3}}# Actually do some updates#do_test update-3.5 {  execsql {UPDATE test1 SET f2=f2*3}} {}do_test update-3.6 {  execsql {SELECT * FROM test1 ORDER BY f1}} {1 6 2 12 3 24 4 48 5 96 6 192 7 384 8 768 9 1536 10 3072}do_test update-3.7 {  execsql {PRAGMA count_changes=on}  execsql {UPDATE test1 SET f2=f2/3 WHERE f1<=5}} {5}do_test update-3.8 {  execsql {SELECT * FROM test1 ORDER BY f1}} {1 2 2 4 3 8 4 16 5 32 6 192 7 384 8 768 9 1536 10 3072}do_test update-3.9 {  execsql {UPDATE test1 SET f2=f2/3 WHERE f1>5}} {5}do_test update-3.10 {  execsql {SELECT * FROM test1 ORDER BY f1}} {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}# Swap the values of f1 and f2 for all elements#do_test update-3.11 {  execsql {UPDATE test1 SET F2=f1, F1=f2}} {10}do_test update-3.12 {  execsql {SELECT * FROM test1 ORDER BY F1}} {2 1 4 2 8 3 16 4 32 5 64 6 128 7 256 8 512 9 1024 10}do_test update-3.13 {  execsql {PRAGMA count_changes=off}  execsql {UPDATE test1 SET F2=f1, F1=f2}} {}do_test update-3.14 {  execsql {SELECT * FROM test1 ORDER BY F1}} {1 2 2 4 3 8 4 16 5 32 6 64 7 128 8 256 9 512 10 1024}# Create duplicate entries and make sure updating still# works.#do_test update-4.0 {  execsql {    DELETE FROM test1 WHERE f1<=5;    INSERT INTO test1(f1,f2) VALUES(8,88);    INSERT INTO test1(f1,f2) VALUES(8,888);    INSERT INTO test1(f1,f2) VALUES(77,128);    INSERT INTO test1(f1,f2) VALUES(777,128);  }  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-4.1 {  execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}do_test update-4.2 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}do_test update-4.3 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-4.4 {  execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}do_test update-4.5 {  execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}do_test update-4.6 {  execsql {    PRAGMA count_changes=on;    UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128;  }} {2}do_test update-4.7 {  execsql {    PRAGMA count_changes=off;    SELECT * FROM test1 ORDER BY f1,f2  }} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}# Repeat the previous sequence of tests with an index.#do_test update-5.0 {  execsql {CREATE INDEX idx1 ON test1(f1)}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-5.1 {  execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}do_test update-5.2 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}do_test update-5.3 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-5.4 {  execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}do_test update-5.4.1 {  execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}} {78 128}do_test update-5.4.2 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {778 128}do_test update-5.4.3 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 128 8 256 8 888}do_test update-5.5 {  execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}} {}do_test update-5.5.1 {  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}do_test update-5.5.2 {  execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}} {78 128}do_test update-5.5.3 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {}do_test update-5.5.4 {  execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}} {777 128}do_test update-5.5.5 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 128 8 256 8 888}do_test update-5.6 {  execsql {    PRAGMA count_changes=on;    UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128;  }} {2}do_test update-5.6.1 {  execsql {    PRAGMA count_changes=off;    SELECT * FROM test1 ORDER BY f1,f2  }} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-5.6.2 {  execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2}} {77 128}do_test update-5.6.3 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {}do_test update-5.6.4 {  execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}} {777 128}do_test update-5.6.5 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 256 8 888}# Repeat the previous sequence of tests with a different index.#execsql {PRAGMA synchronous=FULL}do_test update-6.0 {  execsql {DROP INDEX idx1}  execsql {CREATE INDEX idx1 ON test1(f2)}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-6.1 {  execsql {UPDATE test1 SET f2=f2+1 WHERE f1==8}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 889 9 512 10 1024 77 128 777 128}do_test update-6.1.1 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 89 8 257 8 889}do_test update-6.1.2 {  execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}} {8 89}do_test update-6.1.3 {  execsql {SELECT * FROM test1 WHERE f1==88 ORDER BY f1,f2}} {}do_test update-6.2 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2>800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 89 8 257 8 888 9 512 10 1024 77 128 777 128}do_test update-6.3 {  execsql {UPDATE test1 SET f2=f2-1 WHERE f1==8 and f2<800}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-6.3.1 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 256 8 888}do_test update-6.3.2 {  execsql {SELECT * FROM test1 WHERE f2==89 ORDER BY f1,f2}} {}do_test update-6.3.3 {  execsql {SELECT * FROM test1 WHERE f2==88 ORDER BY f1,f2}} {8 88}do_test update-6.4 {  execsql {UPDATE test1 SET f1=f1+1 WHERE f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 778 128}do_test update-6.4.1 {  execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}} {78 128}do_test update-6.4.2 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {778 128}do_test update-6.4.3 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 128 8 256 8 888}do_test update-6.5 {  execsql {UPDATE test1 SET f1=f1-1 WHERE f1>100 and f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 8 88 8 128 8 256 8 888 9 512 10 1024 78 128 777 128}do_test update-6.5.1 {  execsql {SELECT * FROM test1 WHERE f1==78 ORDER BY f1,f2}} {78 128}do_test update-6.5.2 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {}do_test update-6.5.3 {  execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}} {777 128}do_test update-6.5.4 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}} {8 88 8 128 8 256 8 888}do_test update-6.6 {  execsql {UPDATE test1 SET f1=f1-1 WHERE f1<=100 and f2==128}  execsql {SELECT * FROM test1 ORDER BY f1,f2}} {6 64 7 128 8 88 8 256 8 888 9 512 10 1024 77 128 777 128}do_test update-6.6.1 {  execsql {SELECT * FROM test1 WHERE f1==77 ORDER BY f1,f2}} {77 128}do_test update-6.6.2 {  execsql {SELECT * FROM test1 WHERE f1==778 ORDER BY f1,f2}} {}do_test update-6.6.3 {  execsql {SELECT * FROM test1 WHERE f1==777 ORDER BY f1,f2}} {777 128}do_test update-6.6.4 {  execsql {SELECT * FROM test1 WHERE f1==8 ORDER BY f1,f2}