Annotation of embedaddon/sqlite3/test/schema.test, revision 1.1
1.1 ! misho 1: # 2005 Jan 24
! 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.
! 12: #
! 13: # This file tests the various conditions under which an SQLITE_SCHEMA
! 14: # error should be returned.
! 15: #
! 16: # $Id: schema.test,v 1.9 2009/02/04 17:40:58 drh Exp $
! 17:
! 18: #---------------------------------------------------------------------
! 19: # When any of the following types of SQL statements or actions are
! 20: # executed, all pre-compiled statements are invalidated. An attempt
! 21: # to execute an invalidated statement always returns SQLITE_SCHEMA.
! 22: #
! 23: # CREATE/DROP TABLE...................................schema-1.*
! 24: # CREATE/DROP VIEW....................................schema-2.*
! 25: # CREATE/DROP TRIGGER.................................schema-3.*
! 26: # CREATE/DROP INDEX...................................schema-4.*
! 27: # DETACH..............................................schema-5.*
! 28: # Deleting a user-function............................schema-6.*
! 29: # Deleting a collation sequence.......................schema-7.*
! 30: # Setting or changing the authorization function......schema-8.*
! 31: # Rollback of a DDL statement.........................schema-12.*
! 32: #
! 33: # Test cases schema-9.* and schema-10.* test some specific bugs
! 34: # that came up during development.
! 35: #
! 36: # Test cases schema-11.* test that it is impossible to delete or
! 37: # change a collation sequence or user-function while SQL statements
! 38: # are executing. Adding new collations or functions is allowed.
! 39: #
! 40:
! 41: set testdir [file dirname $argv0]
! 42: source $testdir/tester.tcl
! 43:
! 44: do_test schema-1.1 {
! 45: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 46: execsql {
! 47: CREATE TABLE abc(a, b, c);
! 48: }
! 49: sqlite3_step $::STMT
! 50: } {SQLITE_ERROR}
! 51: do_test schema-1.2 {
! 52: sqlite3_finalize $::STMT
! 53: } {SQLITE_SCHEMA}
! 54: do_test schema-1.3 {
! 55: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 56: execsql {
! 57: DROP TABLE abc;
! 58: }
! 59: sqlite3_step $::STMT
! 60: } {SQLITE_ERROR}
! 61: do_test schema-1.4 {
! 62: sqlite3_finalize $::STMT
! 63: } {SQLITE_SCHEMA}
! 64:
! 65: ifcapable view {
! 66: do_test schema-2.1 {
! 67: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 68: execsql {
! 69: CREATE VIEW v1 AS SELECT * FROM sqlite_master;
! 70: }
! 71: sqlite3_step $::STMT
! 72: } {SQLITE_ERROR}
! 73: do_test schema-2.2 {
! 74: sqlite3_finalize $::STMT
! 75: } {SQLITE_SCHEMA}
! 76: do_test schema-2.3 {
! 77: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 78: execsql {
! 79: DROP VIEW v1;
! 80: }
! 81: sqlite3_step $::STMT
! 82: } {SQLITE_ERROR}
! 83: do_test schema-2.4 {
! 84: sqlite3_finalize $::STMT
! 85: } {SQLITE_SCHEMA}
! 86: }
! 87:
! 88: ifcapable trigger {
! 89: do_test schema-3.1 {
! 90: execsql {
! 91: CREATE TABLE abc(a, b, c);
! 92: }
! 93: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 94: execsql {
! 95: CREATE TRIGGER abc_trig AFTER INSERT ON abc BEGIN
! 96: SELECT 1, 2, 3;
! 97: END;
! 98: }
! 99: sqlite3_step $::STMT
! 100: } {SQLITE_ERROR}
! 101: do_test schema-3.2 {
! 102: sqlite3_finalize $::STMT
! 103: } {SQLITE_SCHEMA}
! 104: do_test schema-3.3 {
! 105: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 106: execsql {
! 107: DROP TRIGGER abc_trig;
! 108: }
! 109: sqlite3_step $::STMT
! 110: } {SQLITE_ERROR}
! 111: do_test schema-3.4 {
! 112: sqlite3_finalize $::STMT
! 113: } {SQLITE_SCHEMA}
! 114: }
! 115:
! 116: do_test schema-4.1 {
! 117: catchsql {
! 118: CREATE TABLE abc(a, b, c);
! 119: }
! 120: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 121: execsql {
! 122: CREATE INDEX abc_index ON abc(a);
! 123: }
! 124: sqlite3_step $::STMT
! 125: } {SQLITE_ERROR}
! 126: do_test schema-4.2 {
! 127: sqlite3_finalize $::STMT
! 128: } {SQLITE_SCHEMA}
! 129: do_test schema-4.3 {
! 130: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 131: execsql {
! 132: DROP INDEX abc_index;
! 133: }
! 134: sqlite3_step $::STMT
! 135: } {SQLITE_ERROR}
! 136: do_test schema-4.4 {
! 137: sqlite3_finalize $::STMT
! 138: } {SQLITE_SCHEMA}
! 139:
! 140: #---------------------------------------------------------------------
! 141: # Tests 5.1 to 5.4 check that prepared statements are invalidated when
! 142: # a database is DETACHed (but not when one is ATTACHed).
! 143: #
! 144: ifcapable attach {
! 145: do_test schema-5.1 {
! 146: set sql {SELECT * FROM abc;}
! 147: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 148: execsql {
! 149: ATTACH 'test2.db' AS aux;
! 150: }
! 151: sqlite3_step $::STMT
! 152: } {SQLITE_DONE}
! 153: do_test schema-5.2 {
! 154: sqlite3_reset $::STMT
! 155: } {SQLITE_OK}
! 156: do_test schema-5.3 {
! 157: execsql {
! 158: DETACH aux;
! 159: }
! 160: sqlite3_step $::STMT
! 161: } {SQLITE_ERROR}
! 162: do_test schema-5.4 {
! 163: sqlite3_finalize $::STMT
! 164: } {SQLITE_SCHEMA}
! 165: }
! 166:
! 167: #---------------------------------------------------------------------
! 168: # Tests 6.* check that prepared statements are invalidated when
! 169: # a user-function is deleted (but not when one is added).
! 170: do_test schema-6.1 {
! 171: set sql {SELECT * FROM abc;}
! 172: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 173: db function hello_function {}
! 174: sqlite3_step $::STMT
! 175: } {SQLITE_DONE}
! 176: do_test schema-6.2 {
! 177: sqlite3_reset $::STMT
! 178: } {SQLITE_OK}
! 179: do_test schema-6.3 {
! 180: sqlite_delete_function $::DB hello_function
! 181: sqlite3_step $::STMT
! 182: } {SQLITE_ERROR}
! 183: do_test schema-6.4 {
! 184: sqlite3_finalize $::STMT
! 185: } {SQLITE_SCHEMA}
! 186:
! 187: #---------------------------------------------------------------------
! 188: # Tests 7.* check that prepared statements are invalidated when
! 189: # a collation sequence is deleted (but not when one is added).
! 190: #
! 191: ifcapable utf16 {
! 192: do_test schema-7.1 {
! 193: set sql {SELECT * FROM abc;}
! 194: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 195: add_test_collate $::DB 1 1 1
! 196: sqlite3_step $::STMT
! 197: } {SQLITE_DONE}
! 198: do_test schema-7.2 {
! 199: sqlite3_reset $::STMT
! 200: } {SQLITE_OK}
! 201: do_test schema-7.3 {
! 202: add_test_collate $::DB 0 0 0
! 203: sqlite3_step $::STMT
! 204: } {SQLITE_ERROR}
! 205: do_test schema-7.4 {
! 206: sqlite3_finalize $::STMT
! 207: } {SQLITE_SCHEMA}
! 208: }
! 209:
! 210: #---------------------------------------------------------------------
! 211: # Tests 8.1 and 8.2 check that prepared statements are invalidated when
! 212: # the authorization function is set.
! 213: #
! 214: ifcapable auth {
! 215: do_test schema-8.1 {
! 216: set ::STMT [sqlite3_prepare $::DB {SELECT * FROM sqlite_master} -1 TAIL]
! 217: db auth {}
! 218: sqlite3_step $::STMT
! 219: } {SQLITE_ERROR}
! 220: do_test schema-8.3 {
! 221: sqlite3_finalize $::STMT
! 222: } {SQLITE_SCHEMA}
! 223: }
! 224:
! 225: #---------------------------------------------------------------------
! 226: # schema-9.1: Test that if a table is dropped by one database connection,
! 227: # other database connections are aware of the schema change.
! 228: # schema-9.2: Test that if a view is dropped by one database connection,
! 229: # other database connections are aware of the schema change.
! 230: #
! 231: do_test schema-9.1 {
! 232: sqlite3 db2 test.db
! 233: execsql {
! 234: DROP TABLE abc;
! 235: } db2
! 236: db2 close
! 237: catchsql {
! 238: SELECT * FROM abc;
! 239: }
! 240: } {1 {no such table: abc}}
! 241: execsql {
! 242: CREATE TABLE abc(a, b, c);
! 243: }
! 244: ifcapable view {
! 245: do_test schema-9.2 {
! 246: execsql {
! 247: CREATE VIEW abcview AS SELECT * FROM abc;
! 248: }
! 249: sqlite3 db2 test.db
! 250: execsql {
! 251: DROP VIEW abcview;
! 252: } db2
! 253: db2 close
! 254: catchsql {
! 255: SELECT * FROM abcview;
! 256: }
! 257: } {1 {no such table: abcview}}
! 258: }
! 259:
! 260: #---------------------------------------------------------------------
! 261: # Test that if a CREATE TABLE statement fails because there are other
! 262: # btree cursors open on the same database file it does not corrupt
! 263: # the sqlite_master table.
! 264: #
! 265: # 2007-05-02: These tests have been overcome by events. Open btree
! 266: # cursors no longer block CREATE TABLE. But there is no reason not
! 267: # to keep the tests in the test suite.
! 268: #
! 269: do_test schema-10.1 {
! 270: execsql {
! 271: INSERT INTO abc VALUES(1, 2, 3);
! 272: }
! 273: set sql {SELECT * FROM abc}
! 274: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 275: sqlite3_step $::STMT
! 276: } {SQLITE_ROW}
! 277: do_test schema-10.2 {
! 278: catchsql {
! 279: CREATE TABLE t2(a, b, c);
! 280: }
! 281: } {0 {}}
! 282: do_test schema-10.3 {
! 283: sqlite3_finalize $::STMT
! 284: } {SQLITE_OK}
! 285: do_test schema-10.4 {
! 286: sqlite3 db2 test.db
! 287: execsql {
! 288: SELECT * FROM abc
! 289: } db2
! 290: } {1 2 3}
! 291: do_test schema-10.5 {
! 292: db2 close
! 293: } {}
! 294:
! 295: #---------------------------------------------------------------------
! 296: # Attempting to delete or replace a user-function or collation sequence
! 297: # while there are active statements returns an SQLITE_BUSY error.
! 298: #
! 299: # schema-11.1 - 11.4: User function.
! 300: # schema-11.5 - 11.8: Collation sequence.
! 301: #
! 302: do_test schema-11.1 {
! 303: db function tstfunc {}
! 304: set sql {SELECT * FROM abc}
! 305: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 306: sqlite3_step $::STMT
! 307: } {SQLITE_ROW}
! 308: do_test schema-11.2 {
! 309: sqlite_delete_function $::DB tstfunc
! 310: } {SQLITE_BUSY}
! 311: do_test schema-11.3 {
! 312: set rc [catch {
! 313: db function tstfunc {}
! 314: } msg]
! 315: list $rc $msg
! 316: } {1 {unable to delete/modify user-function due to active statements}}
! 317: do_test schema-11.4 {
! 318: sqlite3_finalize $::STMT
! 319: } {SQLITE_OK}
! 320: do_test schema-11.5 {
! 321: db collate tstcollate {}
! 322: set sql {SELECT * FROM abc}
! 323: set ::STMT [sqlite3_prepare $::DB $sql -1 TAIL]
! 324: sqlite3_step $::STMT
! 325: } {SQLITE_ROW}
! 326: do_test schema-11.6 {
! 327: sqlite_delete_collation $::DB tstcollate
! 328: } {SQLITE_BUSY}
! 329: do_test schema-11.7 {
! 330: set rc [catch {
! 331: db collate tstcollate {}
! 332: } msg]
! 333: list $rc $msg
! 334: } {1 {unable to delete/modify collation sequence due to active statements}}
! 335: do_test schema-11.8 {
! 336: sqlite3_finalize $::STMT
! 337: } {SQLITE_OK}
! 338:
! 339: # The following demonstrates why statements need to be expired whenever
! 340: # there is a rollback (explicit or otherwise).
! 341: #
! 342: do_test schema-12.1 {
! 343: # Begin a transaction and create a table. This increments
! 344: # the schema cookie. Then compile an SQL statement, using
! 345: # the current (incremented) value of the cookie.
! 346: execsql {
! 347: BEGIN;
! 348: CREATE TABLE t3(a, b, c);
! 349: }
! 350: set ::STMT [sqlite3_prepare $::DB "CREATE TABLE t4(a,b,c)" -1 TAIL]
! 351:
! 352: # Rollback the transaction, resetting the schema cookie to the value
! 353: # it had at the start of this test case. Then create a table,
! 354: # incrementing the schema cookie.
! 355: execsql {
! 356: ROLLBACK;
! 357: CREATE TABLE t4(a, b, c);
! 358: }
! 359:
! 360: # The schema cookie now has the same value as it did when SQL statement
! 361: # $::STMT was prepared. So unless it has been expired, it would be
! 362: # possible to run the "CREATE TABLE t4" statement and create a
! 363: # duplicate table.
! 364: list [sqlite3_step $::STMT] [sqlite3_finalize $::STMT]
! 365: } {SQLITE_ERROR SQLITE_SCHEMA}
! 366:
! 367: ifcapable {auth} {
! 368:
! 369: do_test schema-13.1 {
! 370: set S [sqlite3_prepare_v2 db "SELECT * FROM sqlite_master" -1 dummy]
! 371: db function hello hello
! 372: db function hello {}
! 373: db auth auth
! 374: proc auth {args} {
! 375: if {[lindex $args 0] == "SQLITE_READ"} {return SQLITE_DENY}
! 376: return SQLITE_OK
! 377: }
! 378: sqlite3_step $S
! 379: } {SQLITE_AUTH}
! 380:
! 381: do_test schema-13.2 {
! 382: sqlite3_step $S
! 383: } {SQLITE_AUTH}
! 384:
! 385: do_test schema-13.3 {
! 386: sqlite3_finalize $S
! 387: } {SQLITE_AUTH}
! 388:
! 389: }
! 390:
! 391: finish_test
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