persistentstorage/sqlite3api/TEST/TclScript/vtabC.test
changeset 0 08ec8eefde2f
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-1:000000000000 0:08ec8eefde2f
       
     1 # 2008 April 10
       
     2 #
       
     3 # The author disclaims copyright to this source code.  In place of
       
     4 # a legal notice, here is a blessing:
       
     5 #
       
     6 #    May you do good and not evil.
       
     7 #    May you find forgiveness for yourself and forgive others.
       
     8 #    May you share freely, never taking more than you give.
       
     9 #
       
    10 #***********************************************************************
       
    11 # This file implements regression tests for SQLite library.  The
       
    12 # focus of this file is is verifying that the xUpdate, xSync, xCommit
       
    13 # and xRollback methods are only invoked after an xBegin or xCreate.
       
    14 # Ticket #3083.
       
    15 #
       
    16 # $Id: vtabC.test,v 1.1 2008/04/28 20:27:54 drh Exp $
       
    17 
       
    18 set testdir [file dirname $argv0]
       
    19 source $testdir/tester.tcl
       
    20 
       
    21 ifcapable !vtab {
       
    22   finish_test
       
    23   return
       
    24 }
       
    25 
       
    26 
       
    27 # N will be the number of virtual tables we have defined.
       
    28 #
       
    29 unset -nocomplain N
       
    30 for {set N 1} {$N<=20} {incr N} {
       
    31   db close
       
    32   file delete -force test.db test.db-journal
       
    33   sqlite3 db test.db
       
    34   register_echo_module [sqlite3_connection_pointer db]
       
    35 
       
    36   # Create $N tables and $N virtual tables to echo them.
       
    37   #
       
    38   unset -nocomplain tablist
       
    39   set tablist {}
       
    40   do_test vtabC-1.$N.1 {
       
    41     for {set i 1} {$i<=$::N} {incr i} {
       
    42       execsql "CREATE TABLE t${i}(x)"
       
    43       execsql "CREATE VIRTUAL TABLE vt$i USING echo(t$i)"
       
    44       lappend ::tablist t$i vt$i
       
    45     }
       
    46     execsql {SELECT count(*) FROM sqlite_master}
       
    47   } [expr {$N*2}]
       
    48   do_test vtabC-1.$N.2 {
       
    49     execsql {SELECT name FROM sqlite_master}
       
    50   } $tablist
       
    51 
       
    52   # Create a table m and add triggers to make changes on all
       
    53   # of the virtual tables when m is changed.
       
    54   #
       
    55   do_test vtabC-1.$N.3 {
       
    56     execsql {CREATE TABLE m(a)}
       
    57     set sql "CREATE TRIGGER rins AFTER INSERT ON m BEGIN\n"
       
    58     for {set i 1} {$i<=$::N} {incr i} {
       
    59       append sql "  INSERT INTO vt$i VALUES(NEW.a+$i);\n"
       
    60     }
       
    61     append sql "END;"
       
    62     execsql $sql
       
    63     execsql {SELECT count(*) FROM sqlite_master}
       
    64   } [expr {$N*2+2}]
       
    65   do_test vtabC-1.$N.4 {
       
    66     execsql {
       
    67       INSERT INTO m VALUES(1000);
       
    68       SELECT * FROM m;
       
    69     }
       
    70   } {1000}
       
    71   for {set j 1} {$j<=$::N} {incr j} {
       
    72     do_test vtabC-1.$N.5.$j {
       
    73       execsql "SELECT * FROM t$::j"
       
    74     } [expr {$j+1000}]
       
    75     do_test vtabC-1.$N.6.$j {
       
    76       execsql "SELECT * FROM vt$::j"
       
    77     } [expr {$j+1000}]
       
    78   }
       
    79   do_test vtabC-1.$N.7 {
       
    80     set sql "CREATE TRIGGER rins2 BEFORE INSERT ON m BEGIN\n"
       
    81     for {set i 1} {$i<=$::N} {incr i} {
       
    82       append sql "  INSERT INTO vt$i VALUES(NEW.a+$i*100);\n"
       
    83     }
       
    84     for {set i 1} {$i<=$::N} {incr i} {
       
    85       append sql "  INSERT INTO vt$i VALUES(NEW.a+$i*10000);\n"
       
    86     }
       
    87     append sql "END;"
       
    88     execsql $sql
       
    89     execsql {SELECT count(*) FROM sqlite_master}
       
    90   } [expr {$N*2+3}]
       
    91   do_test vtabC-1.$N.8 {
       
    92     execsql {
       
    93       INSERT INTO m VALUES(9000000);
       
    94       SELECT * FROM m;
       
    95     }
       
    96   } {1000 9000000}
       
    97   unset -nocomplain res
       
    98   for {set j 1} {$j<=$::N} {incr j} {
       
    99     set res [expr {$j+1000}]
       
   100     lappend res [expr {$j*100+9000000}]
       
   101     lappend res [expr {$j*10000+9000000}]
       
   102     lappend res [expr {$j+9000000}]
       
   103     do_test vtabC-1.$N.9.$j {
       
   104       execsql "SELECT * FROM t$::j"
       
   105     } $res
       
   106     do_test vtabC-1.$N.10.$j {
       
   107       execsql "SELECT * FROM vt$::j"
       
   108     } $res
       
   109   }
       
   110 }
       
   111 unset -nocomplain res N i j
       
   112 
       
   113 
       
   114 finish_test