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Overview
Comment:Changes to test script io.test to work on symbian. (CVS 5717)
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SHA1: 2b41c4959da2ef5a882a658e85ee34d07d31f379
User & Date: danielk1977 2008-09-18 11:18:41
Context
2008-09-18
11:30
Changes to test script nan.test to work on symbian. (CVS 5718) check-in: 0889b22a user: danielk1977 tags: trunk
11:18
Changes to test script io.test to work on symbian. (CVS 5717) check-in: 2b41c495 user: danielk1977 tags: trunk
01:08
Performance improvements in getAndInitPage(): omit the upper bound check on page number if the page is already in cache. (CVS 5716) check-in: badd0873 user: drh tags: trunk
Changes
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Changes to test/io.test.

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#
#***********************************************************************
#
# The focus of this file is testing some specific characteristics of the 
# IO traffic generated by SQLite (making sure SQLite is not writing out
# more database pages than it has to, stuff like that).
#
# $Id: io.test,v 1.18 2008/08/20 14:49:25 danielk1977 Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

db close
sqlite3_simulate_device
sqlite3 db test.db -vfs devsym
................................................................................
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
    }
    # File has grown - showing there was a cache-spill - but there 
    # have been no calls to fsync():



    list [file size test.db] [nSync]
  } {31744 0}

  do_test io-3.3 {
    # The COMMIT requires a single fsync() - to the database file.
    execsql { COMMIT }
    list [file size test.db] [nSync]
  } {39936 1}
}

................................................................................
do_test io-4.3.3 {
  execsql {
    BEGIN;
    UPDATE abc SET a = 'x';
  }
  file exists test.db-journal
} {1}




do_test io-4.3.4 {
  # The UPDATE statement in the statement above modifies 41 pages 
  # (all pages in the database except page 1 and the root page of 
  # abc). Because the cache_size is set to 10, this must have required
  # at least 4 cache-spills. If there were no journal headers written
  # to the journal file after the cache-spill, then the size of the
  # journal file is give by:
  #
  #    <jrnl file size> = <jrnl header size> + nPage * (<page-size> + 8)
  #
  # If the journal file contains additional headers, this formula
  # will not predict the size of the journal file.
  #
  file size test.db-journal
} [expr 512 + (1024+8)*41]


#----------------------------------------------------------------------
# Test cases io-5.* test that the default page size is selected and
# used correctly.
#
set tn 0
foreach {char                 sectorsize pgsize} {







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#
#***********************************************************************
#
# The focus of this file is testing some specific characteristics of the 
# IO traffic generated by SQLite (making sure SQLite is not writing out
# more database pages than it has to, stuff like that).
#
# $Id: io.test,v 1.19 2008/09/18 11:18:41 danielk1977 Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

db close
sqlite3_simulate_device
sqlite3 db test.db -vfs devsym
................................................................................
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
      INSERT INTO abc SELECT * FROM abc;
    }
    # File has grown - showing there was a cache-spill - but there 
    # have been no calls to fsync(). The file is probably about 30KB.
    # But some VFS implementations (symbian) buffer writes so the actual
    # size may be a little less than that. So this test case just tests
    # that the file is now greater than 20000 bytes in size.
    list [expr [file size test.db]>20000] [nSync]

  } {1 0}
  do_test io-3.3 {
    # The COMMIT requires a single fsync() - to the database file.
    execsql { COMMIT }
    list [file size test.db] [nSync]
  } {39936 1}
}

................................................................................
do_test io-4.3.3 {
  execsql {
    BEGIN;
    UPDATE abc SET a = 'x';
  }
  file exists test.db-journal
} {1}
if {$tcl_platform(platform) != "symbian"} {
  # This test is not run on symbian because the file-buffer makes it
  # difficult to predict the exact size of the file as reported by 
  # [file size].
  do_test io-4.3.4 {
    # The UPDATE statement in the statement above modifies 41 pages 
    # (all pages in the database except page 1 and the root page of 
    # abc). Because the cache_size is set to 10, this must have required
    # at least 4 cache-spills. If there were no journal headers written
    # to the journal file after the cache-spill, then the size of the
    # journal file is give by:
    #
    #    <jrnl file size> = <jrnl header size> + nPage * (<page-size> + 8)
    #
    # If the journal file contains additional headers, this formula
    # will not predict the size of the journal file.
    #
    file size test.db-journal
  } [expr 512 + (1024+8)*41]
}

#----------------------------------------------------------------------
# Test cases io-5.* test that the default page size is selected and
# used correctly.
#
set tn 0
foreach {char                 sectorsize pgsize} {