--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/persistentstorage/sqlite3api/TEST/TclScript/vtabC.test	Fri Jan 22 11:06:30 2010 +0200
@@ -0,0 +1,114 @@
+# 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 1.1 2008/04/28 20:27:54 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+ifcapable !vtab {
+  finish_test
+  return
+}
+
+
+# N will be the number of virtual tables we have defined.
+#
+unset -nocomplain N
+for {set N 1} {$N<=20} {incr N} {
+  db close
+  file delete -force 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