sqlite/ext/rbu/rbumisc.test

# 2014 August 30
#
# 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.
#
#***********************************************************************
#

source [file join [file dirname [info script]] rbu_common.tcl]
if_no_rbu_support { finish_test ; return }
set ::testprefix rbumisc

proc populate_rbu_db {} {
  forcedelete rbu.db
  sqlite3 rbu rbu.db
  rbu eval {
    CREATE TABLE data_x1(a, b, c, rbu_control);
    INSERT INTO data_x1 VALUES(1, 1, 1, 0);
    INSERT INTO data_x1 VALUES(2, 2, 2, 0);

    CREATE TABLE dat(a, b, c, rbu_control);
    CREATE TABLE "data x1"(a, b, c, rbu_control);
    CREATE TABLE datax1(a, b, c, rbu_control);
    CREATE TABLE data_(a, b, c, rbu_control);

    INSERT INTO "data x1" VALUES(3, 3, 3, 0);
    INSERT INTO datax1 VALUES(3, 3, 3, 0);
    INSERT INTO data_ VALUES(3, 3, 3, 0);
    INSERT INTO dat VALUES(3, 3, 3, 0);
  }
  rbu close
}

#-------------------------------------------------------------------------
# Ensure that RBU is not confused by oddly named tables in an RBU 
# database.
#
do_execsql_test 1.0 {
  CREATE TABLE x1(a, b, c INTEGER PRIMARY KEY);
}
do_test 1.1 {
  populate_rbu_db
} {}

do_test 1.2 {
  step_rbu test.db rbu.db
  db eval { SELECT * FROM x1 }
} {1 1 1 2 2 2}

do_test 1.3 {
  db eval { DELETE FROM x1 }
  sqlite3 rbu rbu.db
  rbu eval { DELETE FROM rbu_state }
  rbu close
  step_rbu test.db rbu.db
  db eval { SELECT * FROM x1 }
} {1 1 1 2 2 2}

do_test 1.4 {
  db eval { DELETE FROM x1 }
  populate_rbu_db

  sqlite3rbu rbu test.db rbu.db
  rbu step
  rbu step
  rbu close

  forcecopy test.db-oal test.db-wal
  sqlite3rbu rbu test.db rbu.db
  rbu step
  list [catch { rbu close } msg] $msg
} {1 {SQLITE_ERROR - cannot update wal mode database}}

#-------------------------------------------------------------------------
# Test the effect of a wal file appearing after the target database has
# been opened, but before it has been locked.
#
catch { db close }
testvfs tvfs -default 1

for {set N 1} {$N < 10} {incr N} {
  reset_db
  populate_rbu_db
  do_execsql_test 2.$N.0 {
    CREATE TABLE x1(a, b, c INTEGER PRIMARY KEY);
  }
  
  set nAccessCnt 0
  do_test 2.$N.1 {
    sqlite3rbu rbu test.db rbu.db
    rbu step
    rbu step
    rbu close
  } {SQLITE_OK}
  
  tvfs script xAccess
  tvfs filter xAccess
  set nAccessCnt 0
  proc xAccess {method file args} {
    global nAccessCnt
    if {[file tail $file]=="test.db-wal"} {
      incr nAccessCnt -1
      if {$nAccessCnt==0} {
        set fd [open test.db-wal w]
        puts -nonewline $fd [string repeat 0 2000]
        close $fd
      }
    }
    return SQLITE_OK
  }

  foreach r {
     {1 {SQLITE_ERROR - cannot update wal mode database}}
     {0 SQLITE_OK}
     {1 {SQLITE_CANTOPEN - unable to open database file}}
  } {
    set RES($r) 1
  }
  do_test 2.$N.2 {
    set ::nAccessCnt $N
    set res [list [catch {
      sqlite3rbu rbu test.db rbu.db
      rbu step
      rbu close
    } msg ] $msg]
    set RES($res)
  } {1}
  catch {rbu close}
}
catch {db close}
catch {tvfs delete}

#-------------------------------------------------------------------------
testvfs tvfs -default 1
reset_db
populate_rbu_db
do_execsql_test 3.0 {
  CREATE TABLE x1(a, b, c INTEGER PRIMARY KEY);
}
  
tvfs script xFileControl
tvfs filter xFileControl

proc xFileControl {method file verb args} {
  if {$verb=="ZIPVFS" && [info exists ::zipvfs_filecontrol]} {
    return $::zipvfs_filecontrol 
  }
  return "SQLITE_NOTFOUND"
}

breakpoint
foreach {tn ret err} {
  1 SQLITE_OK           0
  2 SQLITE_ERROR        1
  3 SQLITE_NOTFOUND     0
  4 SQLITE_OMIT         1
} {
  set ::zipvfs_filecontrol $ret
  do_test 3.$tn.1 {
    catch {
      sqlite3rbu rbu test.db rbu.db
      rbu step
      rbu close
    }
  } $err
}
catch {db close}
catch {tvfs delete}

#-------------------------------------------------------------------------
reset_db
do_execsql_test 4.0 {
  BEGIN;
    CREATE TABLE t1 (c1 INTEGER PRIMARY KEY, 
      c2 TEXT, c3 TEXT, c4 TEXT, c5 TEXT, 
      c6 TEXT, c7 TEXT, c8 TEXT, c9 TEXT, 
      c10 TEXT, c11 TEXT, c12 TEXT, c13 TEXT, 
      c14 TEXT, c15 TEXT, c16 TEXT, c17 TEXT
    );
    CREATE INDEX idx1 ON t1(
      c1, c2, c3, c4, c5, c6, c7, c8, 
      c9, c10, c11, c12, c13, c14, c15, c16, 
      c17
    );
  COMMIT;
}

do_test 4.1 {
  forcedelete rbu.db
  sqlite3 rbu rbu.db
  rbu eval {
    BEGIN;
      CREATE TABLE data_t1 (c1 INTEGER, 
          c2 TEXT, c3 TEXT, c4 TEXT, c5 TEXT, 
          c6 TEXT, c7 TEXT, c8 TEXT, c9 TEXT, 
          c10 TEXT, c11 TEXT, c12 TEXT, c13 TEXT, 
          c14 TEXT, c15 TEXT, c16 TEXT, c17 TEXT, 
          rbu_control INTEGER
      );
      INSERT INTO data_t1 VALUES(100,'v_c2','v_c3','v_c4','v_c5','v_c6','v_c7','v_c8','v_c9','v_c10','v_c11','v_c12','v_c13','v_c14','v_c15','v_c16','v_c17',0);
    COMMIT;
  }
  rbu close
} {}

do_test 4.2 {
  sqlite3rbu rbu test.db rbu.db
  while {"SQLITE_OK"==[rbu step]} { }
  rbu close
} {SQLITE_DONE}


finish_test