# 2014 Dec 20 # # 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 tests that the FTS5 'integrity-check' command detects # inconsistencies (corruption) in the on-disk backing tables. # source [file join [file dirname [info script]] fts5_common.tcl] set testprefix fts5corrupt # If SQLITE_ENABLE_FTS5 is defined, omit this file. ifcapable !fts5 { finish_test return } do_execsql_test 1.0 { CREATE VIRTUAL TABLE t1 USING fts5(x); INSERT INTO t1(t1, rank) VALUES('pgsz', 32); } do_test 1.1 { db transaction { for {set i 1} {$i < 200} {incr i} { set doc [list [string repeat x $i] [string repeat y $i]] execsql { INSERT INTO t1(rowid, x) VALUES($i, $doc) } } } fts5_level_segs t1 } {1} db_save do_execsql_test 1.2 { INSERT INTO t1(t1) VALUES('integrity-check') } set segid [lindex [fts5_level_segids t1] 0] sqlite3_db_config db DEFENSIVE 0 do_test 1.3 { execsql { DELETE FROM t1_data WHERE rowid = fts5_rowid('segment', $segid, 4); } catchsql { INSERT INTO t1(t1) VALUES('integrity-check') } } {1 {database disk image is malformed}} do_test 1.4 { db_restore_and_reopen sqlite3_db_config db DEFENSIVE 0 execsql { UPDATE t1_data set block = X'00000000' || substr(block, 5) WHERE rowid = fts5_rowid('segment', $segid, 4); } catchsql { INSERT INTO t1(t1) VALUES('integrity-check') } } {1 {database disk image is malformed}} db_restore_and_reopen #db eval {SELECT rowid, fts5_decode(rowid, block) aS r FROM t1_data} {puts $r} #-------------------------------------------------------------------- # do_execsql_test 2.0 { CREATE VIRTUAL TABLE t2 USING fts5(x); INSERT INTO t2(t2, rank) VALUES('pgsz', 64); } db func rnddoc fts5_rnddoc do_test 2.1 { for {set i 0} {$i < 500} {incr i} { execsql { INSERT INTO t2 VALUES(rnddoc(50)) } } execsql { INSERT INTO t2(t2) VALUES('integrity-check') } } {} #-------------------------------------------------------------------- # A mundane test - missing row in the %_content table. # do_execsql_test 3.0 { CREATE VIRTUAL TABLE t3 USING fts5(x); INSERT INTO t3 VALUES('one o'); INSERT INTO t3 VALUES('two e'); INSERT INTO t3 VALUES('three o'); INSERT INTO t3 VALUES('four e'); INSERT INTO t3 VALUES('five o'); } do_execsql_test 3.1 { SELECT * FROM t3 WHERE t3 MATCH 'o' } {{one o} {three o} {five o}} sqlite3_db_config db DEFENSIVE 0 do_catchsql_test 3.1 { DELETE FROM t3_content WHERE rowid = 3; SELECT * FROM t3 WHERE t3 MATCH 'o'; } {1 {database disk image is malformed}} finish_test