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Check-in [ffea3e905a]
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Overview
Comment:Test case demonstrating the problem described by ticket [e4a18565a36884b00edf].
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | fix-stale-keyinfo-cache
Files: files | file ages | folders
SHA1: ffea3e905adc108d2dc37f5d6da2024f0389f176
User & Date: drh 2014-12-05 14:07:53.311
Context
2014-12-05
14:34
Improved comment on the sharedB.test test script. (Closed-Leaf check-in: 71f589e3f8 user: drh tags: fix-stale-keyinfo-cache)
14:07
Test case demonstrating the problem described by ticket [e4a18565a36884b00edf]. (check-in: ffea3e905a user: drh tags: fix-stale-keyinfo-cache)
05:38
When closing a (shared-cache) database connection, be sure to clear out all KeyInfo objects cached on Index objects. Proposed fix for ticket [e4a18565a36884b00edf]. (check-in: 651ed97de1 user: drh tags: fix-stale-keyinfo-cache)
Changes
Unified Diff Ignore Whitespace Patch
Added test/sharedB.test. 




















































































































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# 2013 May 14
#
# 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.
#
#***********************************************************************
#
# Open two database connections on the same database in shared cache
# mode.  Hold one open while repeatedly closing, reopening, and using
# the second.
#


set testdir [file dirname $argv0]
source $testdir/tester.tcl
if {[run_thread_tests]==0} { finish_test ; return }
db close
set ::testprefix sharedB

set ::enable_shared_cache [sqlite3_enable_shared_cache 1]

#-------------------------------------------------------------------------
#
do_test 1.1 {
  sqlite3 db1 test.db
  sqlite3 db2 test.db

  db1 eval {
    CREATE TABLE t1(x,y TEXT COLLATE nocase);
    WITH RECURSIVE
      c(i) AS (VALUES(1) UNION ALL SELECT i+1 FROM c WHERE i<100)
    INSERT INTO t1(x,y) SELECT i, printf('x%03dy',i) FROM c;
    CREATE INDEX t1yx ON t1(y,x);
  }
  db2 eval {
    SELECT x FROM t1 WHERE y='X014Y';
  }
} {14}

for {set j 1} {$j<=100} {incr j} {
  do_test 1.2.$j {
    db2 close
    sqlite3 db2 test.db
    db2 eval {
      SELECT x FROM t1 WHERE y='X014Y';
    }
  } {14}
}

db1 close
db2 close
sqlite3_enable_shared_cache $::enable_shared_cache
finish_test