Return to multiplex3.test CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / sqlite3 / test

sqlite3

    1: 
    2: # 2011 December 13
    3: #
    4: # The author disclaims copyright to this source code.  In place of
    5: # a legal notice, here is a blessing:
    6: #
    7: #    May you do good and not evil.
    8: #    May you find forgiveness for yourself and forgive others.
    9: #    May you share freely, never taking more than you give.
   10: #
   11: #***********************************************************************
   12: #
   13: # This file contains tests for error (IO, OOM etc.) handling when using
   14: # the multiplexor extension with 8.3 filenames.
   15: #
   16: 
   17: set testdir [file dirname $argv0]
   18: source $testdir/tester.tcl
   19: source $testdir/malloc_common.tcl
   20: set ::testprefix multiplex3
   21: 
   22: ifcapable !8_3_names {
   23:   puts -nonewline "SQLite compiled without SQLITE_ENABLE_8_3_NAMES. "
   24:   puts            "Skipping tests multiplex3-*."
   25:   finish_test
   26:   return
   27: }
   28: 
   29: db close
   30: sqlite3_shutdown
   31: sqlite3_config_uri 1
   32: autoinstall_test_functions
   33: 
   34: sqlite3_multiplex_initialize "" 1
   35: 
   36: proc destroy_vfs_stack {} {
   37:   generic_unregister stack
   38:   sqlite3_multiplex_shutdown
   39: }
   40: 
   41: proc multiplex_delete_db {} {
   42:   forcedelete test.db
   43:   for {set i 1} {$i <= 1000} {incr i} {
   44:     forcedelete test.[format %03d $i]
   45:   }
   46: }
   47: 
   48: # Procs to save and restore the current muliplexed database.
   49: #
   50: proc multiplex_save_db {} {
   51:   foreach f [glob -nocomplain sv_test.*] { forcedelete $f }
   52:   foreach f [glob -nocomplain test.*]    { forcecopy $f "sv_$f" }
   53: }
   54: proc multiplex_restore_db {} {
   55:   foreach f [glob -nocomplain test.*]    {forcedelete $f}
   56:   foreach f [glob -nocomplain sv_test.*] {forcecopy $f [string range $f 3 end]} }
   57: 
   58: proc setup_and_save_db {} {
   59:   multiplex_delete_db
   60:   sqlite3 db file:test.db?8_3_names=1
   61:   sqlite3_multiplex_control db main chunk_size [expr 256*1024]
   62:   execsql {
   63:     CREATE TABLE t1(a PRIMARY KEY, b);
   64:     INSERT INTO t1 VALUES(randomblob(15), randomblob(2000));
   65:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --   2
   66:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --   4
   67:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --   8
   68:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --  16
   69:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --  32
   70:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    --  64
   71:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    -- 128
   72:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    -- 256
   73:     INSERT INTO t1 SELECT randomblob(15), randomblob(2000) FROM t1;    -- 512
   74:   }
   75:   set ::cksum1 [execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a}]
   76:   db close
   77:   multiplex_save_db
   78: }
   79: 
   80: do_test 1.0 { setup_and_save_db } {}
   81: do_faultsim_test 1 -prep {
   82:   multiplex_restore_db
   83:   sqlite3 db file:test.db?8_3_names=1
   84:   sqlite3_multiplex_control db main chunk_size [expr 256*1024]
   85: } -body {
   86:   execsql {
   87:     UPDATE t1 SET a=randomblob(12), b=randomblob(1500) WHERE (rowid%32)=0
   88:   }
   89: } -test {
   90:   faultsim_test_result {0 {}}
   91:   if {$testrc!=0} {
   92:     set cksum2 [execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a}]
   93:     if {$cksum2 != $::cksum1} { error "data mismatch" }
   94:   }
   95: }
   96: 
   97: #-------------------------------------------------------------------------
   98: # The following tests verify that hot-journal rollback works. As follows:
   99: #
  100: #   1. Create a large database.
  101: #   2. Set the pager cache to be very small.
  102: #   3. Open a transaction. 
  103: #   4. Run the following 100 times:
  104: #      a. Update a row.
  105: #      b. Copy all files on disk to a new db location, including the journal.
  106: #      c. Verify that the new db can be opened and that the content matches
  107: #         the database created in step 1 (proving the journal was rolled
  108: #         back).
  109: 
  110: do_test 2.0 { 
  111:   setup_and_save_db
  112:   multiplex_restore_db
  113:   sqlite3 db file:test.db?8_3_names=1
  114:   execsql { PRAGMA cache_size = 10 }
  115:   execsql { BEGIN }
  116: } {}
  117: 
  118: for {set iTest 1} {$iTest<=100} {incr iTest} {
  119:   do_test 2.$iTest {
  120:     execsql { 
  121:       UPDATE t1 SET a=randomblob(12), b=randomblob(1400) WHERE rowid=5*$iTest
  122:     }
  123:     foreach f [glob -nocomplain test.*] {forcecopy $f "xx_$f"}
  124:     sqlite3 db2 file:xx_test.db?8_3_names=1
  125:     execsql {SELECT md5sum(a, b) FROM t1 ORDER BY a} db2
  126:   } $::cksum1
  127: 
  128:   db2 close
  129: }
  130: 
  131: catch { db close }
  132: sqlite3_multiplex_shutdown
  133: finish_test