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# 2008 April 10
#
# 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 is verifying that the xUpdate, xSync, xCommit
# and xRollback methods are only invoked after an xBegin or xCreate.
# Ticket #3083.
#
# $Id: vtabC.test,v 1.2 2009/04/07 14:14:23 danielk1977 Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
ifcapable !vtab {
finish_test
return
}
ifcapable !trigger { finish_test ; return }
# N will be the number of virtual tables we have defined.
#
unset -nocomplain N
for {set N 1} {$N<=20} {incr N} {
db close
forcedelete test.db test.db-journal
sqlite3 db test.db
register_echo_module [sqlite3_connection_pointer db]
# Create $N tables and $N virtual tables to echo them.
#
unset -nocomplain tablist
set tablist {}
do_test vtabC-1.$N.1 {
for {set i 1} {$i<=$::N} {incr i} {
execsql "CREATE TABLE t${i}(x)"
execsql "CREATE VIRTUAL TABLE vt$i USING echo(t$i)"
lappend ::tablist t$i vt$i
}
execsql {SELECT count(*) FROM sqlite_master}
} [expr {$N*2}]
do_test vtabC-1.$N.2 {
execsql {SELECT name FROM sqlite_master}
} $tablist
# Create a table m and add triggers to make changes on all
# of the virtual tables when m is changed.
#
do_test vtabC-1.$N.3 {
execsql {CREATE TABLE m(a)}
set sql "CREATE TRIGGER rins AFTER INSERT ON m BEGIN\n"
for {set i 1} {$i<=$::N} {incr i} {
append sql " INSERT INTO vt$i VALUES(NEW.a+$i);\n"
}
append sql "END;"
execsql $sql
execsql {SELECT count(*) FROM sqlite_master}
} [expr {$N*2+2}]
do_test vtabC-1.$N.4 {
execsql {
INSERT INTO m VALUES(1000);
SELECT * FROM m;
}
} {1000}
for {set j 1} {$j<=$::N} {incr j} {
do_test vtabC-1.$N.5.$j {
execsql "SELECT * FROM t$::j"
} [expr {$j+1000}]
do_test vtabC-1.$N.6.$j {
execsql "SELECT * FROM vt$::j"
} [expr {$j+1000}]
}
do_test vtabC-1.$N.7 {
set sql "CREATE TRIGGER rins2 BEFORE INSERT ON m BEGIN\n"
for {set i 1} {$i<=$::N} {incr i} {
append sql " INSERT INTO vt$i VALUES(NEW.a+$i*100);\n"
}
for {set i 1} {$i<=$::N} {incr i} {
append sql " INSERT INTO vt$i VALUES(NEW.a+$i*10000);\n"
}
append sql "END;"
execsql $sql
execsql {SELECT count(*) FROM sqlite_master}
} [expr {$N*2+3}]
do_test vtabC-1.$N.8 {
execsql {
INSERT INTO m VALUES(9000000);
SELECT * FROM m;
}
} {1000 9000000}
unset -nocomplain res
for {set j 1} {$j<=$::N} {incr j} {
set res [expr {$j+1000}]
lappend res [expr {$j*100+9000000}]
lappend res [expr {$j*10000+9000000}]
lappend res [expr {$j+9000000}]
do_test vtabC-1.$N.9.$j {
execsql "SELECT * FROM t$::j"
} $res
do_test vtabC-1.$N.10.$j {
execsql "SELECT * FROM vt$::j"
} $res
}
}
unset -nocomplain res N i j
finish_test
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