AryaWu/sqlite

1# 2006 November 082#3# The author disclaims copyright to this source code.  In place of4# 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.12#13# This file tests the various conditions under which an SQLITE_SCHEMA14# error should be returned.  This is a copy of schema.test that15# has been altered to use sqlite3_prepare_v2 instead of sqlite3_prepare16#17# $Id: schema2.test,v 1.4 2009/02/04 17:40:58 drh Exp $18 19#---------------------------------------------------------------------20# When any of the following types of SQL statements or actions are 21# executed, all pre-compiled statements are invalidated. An attempt22# to execute an invalidated statement always returns SQLITE_SCHEMA.23#24# CREATE/DROP TABLE...................................schema2-1.*25# CREATE/DROP VIEW....................................schema2-2.*26# CREATE/DROP TRIGGER.................................schema2-3.*27# CREATE/DROP INDEX...................................schema2-4.*28# DETACH..............................................schema2-5.*29# Deleting a user-function............................schema2-6.*30# Deleting a collation sequence.......................schema2-7.*31# Setting or changing the authorization function......schema2-8.*32#33# Test cases schema2-9.* and schema2-10.* test some specific bugs34# that came up during development.35#36# Test cases schema2-11.* test that it is impossible to delete or37# change a collation sequence or user-function while SQL statements38# are executing. Adding new collations or functions is allowed.39#40 41set testdir [file dirname $argv0]42source $testdir/tester.tcl43 44do_test schema2-1.1 {45  set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]46  execsql {47    CREATE TABLE abc(a, b, c);48  }49  sqlite3_step $::STMT50} {SQLITE_ROW}51do_test schema2-1.2 {52  sqlite3_finalize $::STMT53} {SQLITE_OK}54do_test schema2-1.3 {55  set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]56  execsql {57    DROP TABLE abc;58  }59  sqlite3_step $::STMT60} {SQLITE_DONE}61do_test schema2-1.4 {62  sqlite3_finalize $::STMT63} {SQLITE_OK}64 65 66ifcapable view {67  do_test schema2-2.1 {68    set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]69    execsql {70      CREATE VIEW v1 AS SELECT * FROM sqlite_master;71    }72    sqlite3_step $::STMT73  } {SQLITE_ROW}74  do_test schema2-2.2 {75    sqlite3_finalize $::STMT76  } {SQLITE_OK}77  do_test schema2-2.3 {78    set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]79    execsql {80      DROP VIEW v1;81    }82    sqlite3_step $::STMT83  } {SQLITE_DONE}84  do_test schema2-2.4 {85    sqlite3_finalize $::STMT86  } {SQLITE_OK}87}88 89ifcapable trigger {90  do_test schema2-3.1 {91    execsql {92      CREATE TABLE abc(a, b, c);93    }94    set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]95    execsql {96      CREATE TRIGGER abc_trig AFTER INSERT ON abc BEGIN97        SELECT 1, 2, 3;98      END;99    }100    sqlite3_step $::STMT101  } {SQLITE_ROW}102  do_test schema2-3.2 {103    sqlite3_finalize $::STMT104  } {SQLITE_OK}105  do_test schema2-3.3 {106    set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]107    execsql {108      DROP TRIGGER abc_trig;109    }110    sqlite3_step $::STMT111  } {SQLITE_ROW}112  do_test schema2-3.4 {113    sqlite3_finalize $::STMT114  } {SQLITE_OK}115}116 117do_test schema2-4.1 {118  catchsql {119    CREATE TABLE abc(a, b, c);120  }121  set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]122  execsql {123    CREATE INDEX abc_index ON abc(a);124  }125  sqlite3_step $::STMT126} {SQLITE_ROW}127do_test schema2-4.2 {128  sqlite3_finalize $::STMT129} {SQLITE_OK}130do_test schema2-4.3 {131  set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]132  execsql {133    DROP INDEX abc_index;134  }135  sqlite3_step $::STMT136} {SQLITE_ROW}137do_test schema2-4.4 {138  sqlite3_finalize $::STMT139} {SQLITE_OK}140 141#---------------------------------------------------------------------142# Tests 5.1 to 5.4 check that prepared statements are invalidated when143# a database is DETACHed (but not when one is ATTACHed).144#145ifcapable attach {146  do_test schema2-5.1 {147    set sql {SELECT * FROM abc;}148    set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]149    execsql {150      ATTACH 'test2.db' AS aux;151    }152    sqlite3_step $::STMT153  } {SQLITE_DONE}154  do_test schema2-5.2 {155    sqlite3_reset $::STMT156  } {SQLITE_OK}157  do_test schema2-5.3 {158    execsql {159      DETACH aux;160    }161    sqlite3_step $::STMT162  } {SQLITE_DONE}163  do_test schema2-5.4 {164    sqlite3_finalize $::STMT165  } {SQLITE_OK}166}167 168#---------------------------------------------------------------------169# Tests 6.* check that prepared statements are invalidated when170# a user-function is deleted (but not when one is added).171do_test schema2-6.1 {172  set sql {SELECT * FROM abc;}173  set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]174  db function hello_function {}175  sqlite3_step $::STMT176} {SQLITE_DONE}177do_test schema2-6.2 {178  sqlite3_reset $::STMT179} {SQLITE_OK}180do_test schema2-6.3 {181  sqlite_delete_function $::DB hello_function182  sqlite3_step $::STMT183} {SQLITE_DONE}184do_test schema2-6.4 {185  sqlite3_finalize $::STMT186} {SQLITE_OK}187 188#---------------------------------------------------------------------189# Tests 7.* check that prepared statements are invalidated when190# a collation sequence is deleted (but not when one is added).191#192ifcapable utf16 {193  do_test schema2-7.1 {194    set sql {SELECT * FROM abc;}195    set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]196    add_test_collate $::DB 1 1 1197    sqlite3_step $::STMT198  } {SQLITE_DONE}199  do_test schema2-7.2 {200    sqlite3_reset $::STMT201  } {SQLITE_OK}202  do_test schema2-7.3 {203    add_test_collate $::DB 0 0 0 204    sqlite3_step $::STMT205  } {SQLITE_DONE}206  do_test schema2-7.4 {207    sqlite3_finalize $::STMT208  } {SQLITE_OK}209}210 211#---------------------------------------------------------------------212# Tests 8.1 and 8.2 check that prepared statements are invalidated when213# the authorization function is set.214#215ifcapable auth {216  do_test schema2-8.1 {217    set ::STMT [sqlite3_prepare_v2 $::DB {SELECT * FROM sqlite_master} -1 TAIL]218    db auth {}219    sqlite3_step $::STMT220  } {SQLITE_ROW}221  do_test schema2-8.3 {222    sqlite3_finalize $::STMT223  } {SQLITE_OK}224}225 226#---------------------------------------------------------------------227# schema2-9.1: Test that if a table is dropped by one database connection, 228#             other database connections are aware of the schema change.229# schema2-9.2: Test that if a view is dropped by one database connection,230#             other database connections are aware of the schema change.231#232do_test schema2-9.1 {233  sqlite3 db2 test.db234  execsql {235    DROP TABLE abc;236  } db2237  db2 close238  catchsql {239    SELECT * FROM abc;240  }241} {1 {no such table: abc}}242execsql {243  CREATE TABLE abc(a, b, c);244}245ifcapable view {246  do_test schema2-9.2 {247    execsql {248      CREATE VIEW abcview AS SELECT * FROM abc;249    }250    sqlite3 db2 test.db251    execsql {252      DROP VIEW abcview;253    } db2254    db2 close255    catchsql {256      SELECT * FROM abcview;257    }258  } {1 {no such table: abcview}}259}260 261#---------------------------------------------------------------------262# Test that if a CREATE TABLE statement fails because there are other263# btree cursors open on the same database file it does not corrupt264# the sqlite_master table.265#266# 2007-05-02: These tests have been overcome by events.  Open btree267# cursors no longer block CREATE TABLE.  But there is no reason not268# to keep the tests in the test suite.269#270do_test schema2-10.1 {271  execsql {272    INSERT INTO abc VALUES(1, 2, 3);273  }274  set sql {SELECT * FROM abc}275  set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]276  sqlite3_step $::STMT277} {SQLITE_ROW}278do_test schema2-10.2 {279  catchsql {280    CREATE TABLE t2(a, b, c);281  }282} {0 {}}283do_test schema2-10.3 {284  sqlite3_finalize $::STMT285} {SQLITE_OK}286do_test schema2-10.4 {287  sqlite3 db2 test.db288  execsql {289    SELECT * FROM abc290  } db2291} {1 2 3}292do_test schema2-10.5 {293  db2 close294} {}295 296#---------------------------------------------------------------------297# Attempting to delete or replace a user-function or collation sequence 298# while there are active statements returns an SQLITE_BUSY error.299#300# schema2-11.1 - 11.4: User function.301# schema2-11.5 - 11.8: Collation sequence.302#303do_test schema2-11.1 {304  db function tstfunc {}305  set sql {SELECT * FROM abc}306  set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]307  sqlite3_step $::STMT308} {SQLITE_ROW}309do_test schema2-11.2 {310  sqlite_delete_function $::DB tstfunc311} {SQLITE_BUSY}312do_test schema2-11.3 {313  set rc [catch {314    db function tstfunc {}315  } msg]316  list $rc $msg317} {1 {unable to delete/modify user-function due to active statements}}318do_test schema2-11.4 {319  sqlite3_finalize $::STMT320} {SQLITE_OK}321do_test schema2-11.5 {322  db collate tstcollate {}323  set sql {SELECT * FROM abc}324  set ::STMT [sqlite3_prepare_v2 $::DB $sql -1 TAIL]325  sqlite3_step $::STMT326} {SQLITE_ROW}327do_test schema2-11.6 {328  sqlite_delete_collation $::DB tstcollate329} {SQLITE_BUSY}330do_test schema2-11.7 {331  set rc [catch {332    db collate tstcollate {}333  } msg]334  list $rc $msg335} {1 {unable to delete/modify collation sequence due to active statements}}336do_test schema2-11.8 {337  sqlite3_finalize $::STMT338} {SQLITE_OK}339 340finish_test341