# # 2010 September 17 # # 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 the interactions between the FTS3/4 module # and shared-cache mode. # set testdir [file dirname $argv0] source $testdir/tester.tcl ifcapable !fts3||!shared_cache { finish_test return } set ::testprefix fts3shared db close set ::enable_shared_cache [sqlite3_enable_shared_cache 1] # Open two connections to the database in shared-cache mode. # sqlite3 db test.db sqlite3 db2 test.db # Create a virtual FTS3 table. Populate it with some initial data. # do_execsql_test fts3shared-1.1 { CREATE VIRTUAL TABLE t1 USING fts3(x); BEGIN; INSERT INTO t1 VALUES('We listened and looked sideways up!'); INSERT INTO t1 VALUES('Fear at my heart, as at a cup,'); INSERT INTO t1 VALUES('My life-blood seemed to sip!'); INSERT INTO t1 VALUES('The stars were dim, and thick the night'); COMMIT; } {} # Open a write transaction and insert rows into the FTS3 table. This takes # a write-lock on the underlying t1_content table. # do_execsql_test fts3shared-1.2 { BEGIN; INSERT INTO t1 VALUES('The steersman''s face by his lamp gleamed white;'); } {} # Now try a SELECT on the full-text table. This particular SELECT does not # read data from the %_content table. But it still attempts to obtain a lock # on that table and so the SELECT fails. # do_test fts3shared-1.3 { catchsql { BEGIN; SELECT rowid FROM t1 WHERE t1 MATCH 'stars' } db2 } {1 {database table is locked}} # Verify that the first connection can commit its transaction. # do_test fts3shared-1.4 { sqlite3_get_autocommit db } 0 do_execsql_test fts3shared-1.5 { COMMIT } {} do_test fts3shared-1.6 { sqlite3_get_autocommit db } 1 # Verify that the second connection still has an open transaction. # do_test fts3shared-1.6 { sqlite3_get_autocommit db2 } 0 db close db2 close #------------------------------------------------------------------------- # The following tests - fts3shared-2.* - test that unless FTS is bypassed # and the underlying tables accessed directly, it is not possible for an # SQLITE_LOCKED error to be enountered when committing an FTS transaction. # # Any SQLITE_LOCKED error should be returned when the fts4 (or fts4aux) # table is first read/written within a transaction, not later on. # set LOCKED {1 {database table is locked}} forcedelete test.db sqlite3 dbR test.db sqlite3 dbW test.db do_test 2.1 { execsql { CREATE VIRTUAL TABLE t1 USING fts4; CREATE TABLE t2ext(a, b); CREATE VIRTUAL TABLE t2 USING fts4(content=t2ext); CREATE VIRTUAL TABLE t1aux USING fts4aux(t1); CREATE VIRTUAL TABLE t2aux USING fts4aux(t2); INSERT INTO t1 VALUES('a b c'); INSERT INTO t2(rowid, a, b) VALUES(1, 'd e f', 'g h i'); } dbW } {} # Test that once [dbW] has written to the FTS table, no client may read # from the FTS or fts4aux table. do_test 2.2.1 { execsql { BEGIN; INSERT INTO t1 VALUES('j k l'); } dbW execsql BEGIN dbR } {} do_test 2.2.2 { catchsql "SELECT * FROM t1 WHERE rowid=1" dbR } $LOCKED do_test 2.2.3 { catchsql "SELECT * FROM t1 WHERE t1 MATCH 'a'" dbR } $LOCKED do_test 2.2.4 { catchsql "SELECT rowid FROM t1 WHERE t1 MATCH 'a'" dbR } $LOCKED do_test 2.2.5 { catchsql "SELECT * FROM t1" dbR } $LOCKED do_test 2.2.6 { catchsql "SELECT * FROM t1aux" dbR } $LOCKED do_test 2.2.7 { execsql COMMIT dbW } {} do_test 2.2.8 { execsql COMMIT dbR } {} # Same test as 2.2.*, except with a content= table. # do_test 2.3.1 { execsql { BEGIN; INSERT INTO t2(rowid, a, b) VALUES(2, 'j k l', 'm n o'); } dbW execsql BEGIN dbR } {} do_test 2.3.3 { catchsql "SELECT * FROM t2 WHERE t2 MATCH 'a'" dbR } $LOCKED do_test 2.3.4 { catchsql "SELECT rowid FROM t2 WHERE t2 MATCH 'a'" dbR } $LOCKED do_test 2.3.6 { catchsql "SELECT * FROM t2aux" dbR } $LOCKED do_test 2.3.7 { execsql COMMIT dbW } {} do_test 2.3.8 { execsql COMMIT dbR } {} # Test that once a connection has read from the FTS or fts4aux table, # another connection may not write to the FTS table. # foreach {tn sql} { 1 "SELECT * FROM t1 WHERE rowid=1" 2 "SELECT * FROM t1 WHERE t1 MATCH 'a'" 3 "SELECT rowid FROM t1 WHERE t1 MATCH 'a'" 4 "SELECT * FROM t1" 5 "SELECT * FROM t1aux" } { do_test 2.4.$tn { execsql BEGIN dbR execsql $::sql dbR execsql BEGIN dbW catchsql "INSERT INTO t1 VALUES('p q r')" dbW } $LOCKED execsql ROLLBACK dbR execsql ROLLBACK dbW } # Same test as 2.4.*, except with a content= table. # foreach {tn sql} { 2 "SELECT * FROM t2 WHERE t2 MATCH 'a'" 3 "SELECT rowid FROM t2 WHERE t2 MATCH 'a'" 5 "SELECT * FROM t2aux" } { do_test 2.5.$tn { execsql BEGIN dbR execsql $::sql dbR execsql BEGIN dbW catchsql "INSERT INTO t2(rowid, a, b) VALUES(3, 's t u', 'v w x')" dbW } $LOCKED execsql ROLLBACK dbR execsql ROLLBACK dbW } dbW close dbR close sqlite3_enable_shared_cache $::enable_shared_cache finish_test