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Overview
Comment:Add the --output=$file and --verbose=(0|1|file) options to tester.tcl.
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SHA1: f7b2c70362f10ee0347c1d2318918ffefa53243d
User & Date: dan 2015-06-09 15:58:28.618
Context
2015-06-10
14:27
Avoid passing constraints that are unusable due to LEFT or CROSS joins to virtual table xBestIndex() methods. (check-in: 7b446771ca user: dan tags: trunk)
2015-06-09
15:58
Add the --output=$file and --verbose=(0|1|file) options to tester.tcl. (check-in: f7b2c70362 user: dan tags: trunk)
2015-06-08
19:15
Add the valgrindfuzz target to unix makefile. (check-in: e62aed01f1 user: drh tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to test/tester.tcl.
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#
#      wal_is_wal_mode
#      wal_set_journal_mode   ?DB?
#      wal_check_journal_mode TESTNAME?DB?
#      permutation
#      presql
#







# Set the precision of FP arithmatic used by the interpreter. And
# configure SQLite to take database file locks on the page that begins
# 64KB into the database file instead of the one 1GB in. This means
# the code that handles that special case can be tested without creating
# very large database files.
#







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#
#      wal_is_wal_mode
#      wal_set_journal_mode   ?DB?
#      wal_check_journal_mode TESTNAME?DB?
#      permutation
#      presql
#
# Command to test whether or not --verbose=1 was specified on the command
# line (returns 0 for not-verbose, 1 for verbose and 2 for "verbose in the
# output file only").
#
#      verbose
#

# Set the precision of FP arithmatic used by the interpreter. And
# configure SQLite to take database file locks on the page that begins
# 64KB into the database file instead of the one 1GB in. This means
# the code that handles that special case can be tested without creating
# very large database files.
#
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  #   --backtrace=N
  #   --binarylog=N
  #   --soak=N
  #   --file-retries=N
  #   --file-retry-delay=N
  #   --start=[$permutation:]$testfile
  #   --match=$pattern



  #
  set cmdlinearg(soft-heap-limit)    0
  set cmdlinearg(maxerror)        1000
  set cmdlinearg(malloctrace)        0
  set cmdlinearg(backtrace)         10
  set cmdlinearg(binarylog)          0
  set cmdlinearg(soak)               0
  set cmdlinearg(file-retries)       0
  set cmdlinearg(file-retry-delay)   0
  set cmdlinearg(start)             ""
  set cmdlinearg(match)             ""



  set leftover [list]
  foreach a $argv {
    switch -regexp -- $a {
      {^-+pause$} {
        # Wait for user input before continuing. This is to give the user an
        # opportunity to connect profiling tools to the process.







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  #   --backtrace=N
  #   --binarylog=N
  #   --soak=N
  #   --file-retries=N
  #   --file-retry-delay=N
  #   --start=[$permutation:]$testfile
  #   --match=$pattern
  #   --verbose=$val
  #   --output=$filename
  #   --help
  #
  set cmdlinearg(soft-heap-limit)    0
  set cmdlinearg(maxerror)        1000
  set cmdlinearg(malloctrace)        0
  set cmdlinearg(backtrace)         10
  set cmdlinearg(binarylog)          0
  set cmdlinearg(soak)               0
  set cmdlinearg(file-retries)       0
  set cmdlinearg(file-retry-delay)   0
  set cmdlinearg(start)             ""
  set cmdlinearg(match)             ""
  set cmdlinearg(verbose)           ""
  set cmdlinearg(output)            ""

  set leftover [list]
  foreach a $argv {
    switch -regexp -- $a {
      {^-+pause$} {
        # Wait for user input before continuing. This is to give the user an
        # opportunity to connect profiling tools to the process.
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      }
      {^-+match=.+$} {
        foreach {dummy cmdlinearg(match)} [split $a =] break

        set ::G(match) $cmdlinearg(match)
        if {$::G(match) == ""} {unset ::G(match)}
      }
















      default {
        lappend leftover $a
      }
    }
  }
  set argv $leftover








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      }
      {^-+match=.+$} {
        foreach {dummy cmdlinearg(match)} [split $a =] break

        set ::G(match) $cmdlinearg(match)
        if {$::G(match) == ""} {unset ::G(match)}
      }

      {^-+output=.+$} {
        foreach {dummy cmdlinearg(output)} [split $a =] break
        if {$cmdlinearg(verbose)==""} {
          set cmdlinearg(verbose) 2
        }
      }
      {^-+verbose=.+$} {
        foreach {dummy cmdlinearg(verbose)} [split $a =] break
        if {$cmdlinearg(verbose)=="file"} {
          set cmdlinearg(verbose) 2
        } elseif {[string is boolean -strict $cmdlinearg(verbose)]==0} {
          error "option --verbose= must be set to a boolean or to \"file\""
        }
      }

      default {
        lappend leftover $a
      }
    }
  }
  set argv $leftover

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  }

  # Set the backtrace depth, if malloc tracing is enabled.
  #
  if {$cmdlinearg(malloctrace)} {
    sqlite3_memdebug_backtrace $cmdlinearg(backtrace)
  }










}

# Update the soft-heap-limit each time this script is run. In that
# way if an individual test file changes the soft-heap-limit, it
# will be reset at the start of the next test file.
#
sqlite3_soft_heap_limit $cmdlinearg(soft-heap-limit)







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  }

  # Set the backtrace depth, if malloc tracing is enabled.
  #
  if {$cmdlinearg(malloctrace)} {
    sqlite3_memdebug_backtrace $cmdlinearg(backtrace)
  }

  if {$cmdlinearg(output)!=""} {
    puts "Copying output to file $cmdlinearg(output)"
    set ::G(output_fd) [open $cmdlinearg(output) w]
    fconfigure $::G(output_fd) -buffering line
  }

  if {$cmdlinearg(verbose)==""} {
    set cmdlinearg(verbose) 1
  }
}

# Update the soft-heap-limit each time this script is run. In that
# way if an individual test file changes the soft-heap-limit, it
# will be reset at the start of the next test file.
#
sqlite3_soft_heap_limit $cmdlinearg(soft-heap-limit)
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  set f [set_test_counter fail_list]
  lappend f $name
  set_test_counter fail_list $f
  set_test_counter errors [expr [set_test_counter errors] + 1]

  set nFail [set_test_counter errors]
  if {$nFail>=$::cmdlinearg(maxerror)} {
    puts "*** Giving up..."
    finalize_testing
  }
}

# Remember a warning message to be displayed at the conclusion of all testing
#
proc warning {msg {append 1}} {
  puts "Warning: $msg"
  set warnList [set_test_counter warn_list]
  if {$append} {
    lappend warnList $msg
  }
  set_test_counter warn_list $warnList
}


# Increment the number of tests run
#
proc incr_ntest {} {
  set_test_counter count [expr [set_test_counter count] + 1]
}

























































# Invoke the do_test procedure to run a single test
#
proc do_test {name cmd expected} {
  global argv cmdlinearg








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  set f [set_test_counter fail_list]
  lappend f $name
  set_test_counter fail_list $f
  set_test_counter errors [expr [set_test_counter errors] + 1]

  set nFail [set_test_counter errors]
  if {$nFail>=$::cmdlinearg(maxerror)} {
    output2 "*** Giving up..."
    finalize_testing
  }
}

# Remember a warning message to be displayed at the conclusion of all testing
#
proc warning {msg {append 1}} {
  output2 "Warning: $msg"
  set warnList [set_test_counter warn_list]
  if {$append} {
    lappend warnList $msg
  }
  set_test_counter warn_list $warnList
}


# Increment the number of tests run
#
proc incr_ntest {} {
  set_test_counter count [expr [set_test_counter count] + 1]
}

# Return true if --verbose=1 was specified on the command line. Otherwise,
# return false.
#
proc verbose {} {
  return $::cmdlinearg(verbose)
}

# Use the following commands instead of [puts] for test output within
# this file. Test scripts can still use regular [puts], which is directed
# to stdout and, if one is open, the --output file.
#
# output1: output that should be printed if --verbose=1 was specified.
# output2: output that should be printed unconditionally.
# output2_if_no_verbose: output that should be printed only if --verbose=0.
#
proc output1 {args} {
  set v [verbose]
  if {$v==1} {
    uplevel output2 $args
  } elseif {$v==2} {
    uplevel puts [lrange $args 0 end-1] $::G(output_fd) [lrange $args end end]
  }
}
proc output2 {args} {
  set nArg [llength $args]
  uplevel puts $args
}
proc output2_if_no_verbose {args} {
  set v [verbose]
  if {$v==0} {
    uplevel output2 $args
  } elseif {$v==2} {
    uplevel puts [lrange $args 0 end-1] stdout [lrange $args end end]
  }
}

# Override the [puts] command so that if no channel is explicitly 
# specified the string is written to both stdout and to the file 
# specified by "--output=", if any.
#
proc puts_override {args} {
  set nArg [llength $args]
  if {$nArg==1 || ($nArg==2 && [string first [lindex $args 0] -nonewline]==0)} {
    uplevel puts_original $args
    if {[info exists ::G(output_fd)]} {
      uplevel puts [lrange $args 0 end-1] $::G(output_fd) [lrange $args end end]
    }
  } else {
    # A channel was explicitly specified.
    uplevel puts_original $args
  }
}
rename puts puts_original
proc puts {args} { uplevel puts_override $args }


# Invoke the do_test procedure to run a single test
#
proc do_test {name cmd expected} {
  global argv cmdlinearg

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#  }

  if {[info exists ::G(perm:prefix)]} {
    set name "$::G(perm:prefix)$name"
  }

  incr_ntest
  puts -nonewline $name...
  flush stdout

  if {![info exists ::G(match)] || [string match $::G(match) $name]} {
    if {[catch {uplevel #0 "$cmd;\n"} result]} {

      puts "\nError: $result"
      fail_test $name
    } else {
      if {[regexp {^~?/.*/$} $expected]} {
        # "expected" is of the form "/PATTERN/" then the result if correct if
        # regular expression PATTERN matches the result.  "~/PATTERN/" means
        # the regular expression must not match.
        if {[string index $expected 0]=="~"} {







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#  }

  if {[info exists ::G(perm:prefix)]} {
    set name "$::G(perm:prefix)$name"
  }

  incr_ntest
  output1 -nonewline $name...
  flush stdout

  if {![info exists ::G(match)] || [string match $::G(match) $name]} {
    if {[catch {uplevel #0 "$cmd;\n"} result]} {
      output2_if_no_verbose -nonewline $name...
      output2 "\nError: $result"
      fail_test $name
    } else {
      if {[regexp {^~?/.*/$} $expected]} {
        # "expected" is of the form "/PATTERN/" then the result if correct if
        # regular expression PATTERN matches the result.  "~/PATTERN/" means
        # the regular expression must not match.
        if {[string index $expected 0]=="~"} {
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      } else {
        set ok [expr {[string compare $result $expected]==0}]
      }
      if {!$ok} {
        # if {![info exists ::testprefix] || $::testprefix eq ""} {
        #   error "no test prefix"
        # }

        puts "\nExpected: \[$expected\]\n     Got: \[$result\]"
        fail_test $name
      } else {
        puts " Ok"
      }
    }
  } else {
    puts " Omitted"
    omit_test $name "pattern mismatch" 0
  }
  flush stdout
}

proc dumpbytes {s} {
  set r ""







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      } else {
        set ok [expr {[string compare $result $expected]==0}]
      }
      if {!$ok} {
        # if {![info exists ::testprefix] || $::testprefix eq ""} {
        #   error "no test prefix"
        # }
        output2_if_no_verbose -nonewline $name...
        output2 "\nExpected: \[$expected\]\n     Got: \[$result\]"
        fail_test $name
      } else {
        output1 " Ok"
      }
    }
  } else {
    output1 " Omitted"
    omit_test $name "pattern mismatch" 0
  }
  flush stdout
}

proc dumpbytes {s} {
  set r ""
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  }
}

# Run an SQL script.
# Return the number of microseconds per statement.
#
proc speed_trial {name numstmt units sql} {
  puts -nonewline [format {%-21.21s } $name...]
  flush stdout
  set speed [time {sqlite3_exec_nr db $sql}]
  set tm [lindex $speed 0]
  if {$tm == 0} {
    set rate [format %20s "many"]
  } else {
    set rate [format %20.5f [expr {1000000.0*$numstmt/$tm}]]
  }
  set u2 $units/s
  puts [format {%12d uS %s %s} $tm $rate $u2]
  global total_time
  set total_time [expr {$total_time+$tm}]
  lappend ::speed_trial_times $name $tm
}
proc speed_trial_tcl {name numstmt units script} {
  puts -nonewline [format {%-21.21s } $name...]
  flush stdout
  set speed [time {eval $script}]
  set tm [lindex $speed 0]
  if {$tm == 0} {
    set rate [format %20s "many"]
  } else {
    set rate [format %20.5f [expr {1000000.0*$numstmt/$tm}]]
  }
  set u2 $units/s
  puts [format {%12d uS %s %s} $tm $rate $u2]
  global total_time
  set total_time [expr {$total_time+$tm}]
  lappend ::speed_trial_times $name $tm
}
proc speed_trial_init {name} {
  global total_time
  set total_time 0
  set ::speed_trial_times [list]
  sqlite3 versdb :memory:
  set vers [versdb one {SELECT sqlite_source_id()}]
  versdb close
  puts "SQLite $vers"
}
proc speed_trial_summary {name} {
  global total_time
  puts [format {%-21.21s %12d uS TOTAL} $name $total_time]

  if { 0 } {
    sqlite3 versdb :memory:
    set vers [lindex [versdb one {SELECT sqlite_source_id()}] 0]
    versdb close
    puts "CREATE TABLE IF NOT EXISTS time(version, script, test, us);"
    foreach {test us} $::speed_trial_times {
      puts "INSERT INTO time VALUES('$vers', '$name', '$test', $us);"
    }
  }
}

# Run this routine last
#
proc finish_test {} {







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  }
}

# Run an SQL script.
# Return the number of microseconds per statement.
#
proc speed_trial {name numstmt units sql} {
  output2 -nonewline [format {%-21.21s } $name...]
  flush stdout
  set speed [time {sqlite3_exec_nr db $sql}]
  set tm [lindex $speed 0]
  if {$tm == 0} {
    set rate [format %20s "many"]
  } else {
    set rate [format %20.5f [expr {1000000.0*$numstmt/$tm}]]
  }
  set u2 $units/s
  output2 [format {%12d uS %s %s} $tm $rate $u2]
  global total_time
  set total_time [expr {$total_time+$tm}]
  lappend ::speed_trial_times $name $tm
}
proc speed_trial_tcl {name numstmt units script} {
  output2 -nonewline [format {%-21.21s } $name...]
  flush stdout
  set speed [time {eval $script}]
  set tm [lindex $speed 0]
  if {$tm == 0} {
    set rate [format %20s "many"]
  } else {
    set rate [format %20.5f [expr {1000000.0*$numstmt/$tm}]]
  }
  set u2 $units/s
  output2 [format {%12d uS %s %s} $tm $rate $u2]
  global total_time
  set total_time [expr {$total_time+$tm}]
  lappend ::speed_trial_times $name $tm
}
proc speed_trial_init {name} {
  global total_time
  set total_time 0
  set ::speed_trial_times [list]
  sqlite3 versdb :memory:
  set vers [versdb one {SELECT sqlite_source_id()}]
  versdb close
  output2 "SQLite $vers"
}
proc speed_trial_summary {name} {
  global total_time
  output2 [format {%-21.21s %12d uS TOTAL} $name $total_time]

  if { 0 } {
    sqlite3 versdb :memory:
    set vers [lindex [versdb one {SELECT sqlite_source_id()}] 0]
    versdb close
    output2 "CREATE TABLE IF NOT EXISTS time(version, script, test, us);"
    foreach {test us} $::speed_trial_times {
      output2 "INSERT INTO time VALUES('$vers', '$name', '$test', $us);"
    }
  }
}

# Run this routine last
#
proc finish_test {} {
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    close $fd
    foreach x $content {set known_error($x) 1}
    foreach x [set_test_counter fail_list] {
      if {[info exists known_error($x)]} {incr nKnown}
    }
  }
  if {$nKnown>0} {
    puts "[expr {$nErr-$nKnown}] new errors and $nKnown known errors\
         out of $nTest tests"
  } else {
    puts "$nErr errors out of $nTest tests"
  }
  if {$nErr>$nKnown} {
    puts -nonewline "Failures on these tests:"
    foreach x [set_test_counter fail_list] {
      if {![info exists known_error($x)]} {puts -nonewline " $x"}
    }
    puts ""
  }
  foreach warning [set_test_counter warn_list] {
    puts "Warning: $warning"
  }
  run_thread_tests 1
  if {[llength $omitList]>0} {
    puts "Omitted test cases:"
    set prec {}
    foreach {rec} [lsort $omitList] {
      if {$rec==$prec} continue
      set prec $rec
      puts [format {  %-12s %s} [lindex $rec 0] [lindex $rec 1]]
    }
  }
  if {$nErr>0 && ![working_64bit_int]} {
    puts "******************************************************************"
    puts "N.B.:  The version of TCL that you used to build this test harness"
    puts "is defective in that it does not support 64-bit integers.  Some or"
    puts "all of the test failures above might be a result from this defect"
    puts "in your TCL build."
    puts "******************************************************************"
  }
  if {$::cmdlinearg(binarylog)} {
    vfslog finalize binarylog
  }
  if {$sqlite_open_file_count} {
    puts "$sqlite_open_file_count files were left open"
    incr nErr
  }
  if {[lindex [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0] 1]>0 ||
              [sqlite3_memory_used]>0} {
    puts "Unfreed memory: [sqlite3_memory_used] bytes in\
         [lindex [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0] 1] allocations"
    incr nErr
    ifcapable memdebug||mem5||(mem3&&debug) {
      puts "Writing unfreed memory log to \"./memleak.txt\""
      sqlite3_memdebug_dump ./memleak.txt
    }
  } else {
    puts "All memory allocations freed - no leaks"
    ifcapable memdebug||mem5 {
      sqlite3_memdebug_dump ./memusage.txt
    }
  }
  show_memstats
  puts "Maximum memory usage: [sqlite3_memory_highwater 1] bytes"
  puts "Current memory usage: [sqlite3_memory_highwater] bytes"
  if {[info commands sqlite3_memdebug_malloc_count] ne ""} {
    puts "Number of malloc()  : [sqlite3_memdebug_malloc_count] calls"
  }
  if {$::cmdlinearg(malloctrace)} {
    puts "Writing mallocs.sql..."
    memdebug_log_sql
    sqlite3_memdebug_log stop
    sqlite3_memdebug_log clear

    if {[sqlite3_memory_used]>0} {
      puts "Writing leaks.sql..."
      sqlite3_memdebug_log sync
      memdebug_log_sql leaks.sql
    }
  }
  foreach f [glob -nocomplain test.db-*-journal] {
    forcedelete $f
  }
  foreach f [glob -nocomplain test.db-mj*] {
    forcedelete $f
  }
  exit [expr {$nErr>0}]
}

# Display memory statistics for analysis and debugging purposes.
#
proc show_memstats {} {
  set x [sqlite3_status SQLITE_STATUS_MEMORY_USED 0]
  set y [sqlite3_status SQLITE_STATUS_MALLOC_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
              [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  puts "Memory used:          $val"
  set x [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  puts "Allocation count:     $val"
  set x [sqlite3_status SQLITE_STATUS_PAGECACHE_USED 0]
  set y [sqlite3_status SQLITE_STATUS_PAGECACHE_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
              [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  puts "Page-cache used:      $val"
  set x [sqlite3_status SQLITE_STATUS_PAGECACHE_OVERFLOW 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  puts "Page-cache overflow:  $val"
  set x [sqlite3_status SQLITE_STATUS_SCRATCH_USED 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  puts "Scratch memory used:  $val"
  set x [sqlite3_status SQLITE_STATUS_SCRATCH_OVERFLOW 0]
  set y [sqlite3_status SQLITE_STATUS_SCRATCH_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
               [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  puts "Scratch overflow:     $val"
  ifcapable yytrackmaxstackdepth {
    set x [sqlite3_status SQLITE_STATUS_PARSER_STACK 0]
    set val [format {               max %10d} [lindex $x 2]]
    puts "Parser stack depth:    $val"
  }
}

# A procedure to execute SQL
#
proc execsql {sql {db db}} {
  # puts "SQL = $sql"
  uplevel [list $db eval $sql]
}
proc execsql_timed {sql {db db}} {
  set tm [time {
    set x [uplevel [list $db eval $sql]]
  } 1]
  set tm [lindex $tm 0]
  puts -nonewline " ([expr {$tm*0.001}]ms) "
  set x
}

# Execute SQL and catch exceptions.
#
proc catchsql {sql {db db}} {
  # puts "SQL = $sql"







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    close $fd
    foreach x $content {set known_error($x) 1}
    foreach x [set_test_counter fail_list] {
      if {[info exists known_error($x)]} {incr nKnown}
    }
  }
  if {$nKnown>0} {
    output2 "[expr {$nErr-$nKnown}] new errors and $nKnown known errors\
         out of $nTest tests"
  } else {
    output2 "$nErr errors out of $nTest tests"
  }
  if {$nErr>$nKnown} {
    output2 -nonewline "Failures on these tests:"
    foreach x [set_test_counter fail_list] {
      if {![info exists known_error($x)]} {output2 -nonewline " $x"}
    }
    output2 ""
  }
  foreach warning [set_test_counter warn_list] {
    output2 "Warning: $warning"
  }
  run_thread_tests 1
  if {[llength $omitList]>0} {
    output2 "Omitted test cases:"
    set prec {}
    foreach {rec} [lsort $omitList] {
      if {$rec==$prec} continue
      set prec $rec
      output2 [format {  %-12s %s} [lindex $rec 0] [lindex $rec 1]]
    }
  }
  if {$nErr>0 && ![working_64bit_int]} {
    output2 "******************************************************************"
    output2 "N.B.:  The version of TCL that you used to build this test harness"
    output2 "is defective in that it does not support 64-bit integers.  Some or"
    output2 "all of the test failures above might be a result from this defect"
    output2 "in your TCL build."
    output2 "******************************************************************"
  }
  if {$::cmdlinearg(binarylog)} {
    vfslog finalize binarylog
  }
  if {$sqlite_open_file_count} {
    output2 "$sqlite_open_file_count files were left open"
    incr nErr
  }
  if {[lindex [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0] 1]>0 ||
              [sqlite3_memory_used]>0} {
    output2 "Unfreed memory: [sqlite3_memory_used] bytes in\
         [lindex [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0] 1] allocations"
    incr nErr
    ifcapable memdebug||mem5||(mem3&&debug) {
      output2 "Writing unfreed memory log to \"./memleak.txt\""
      sqlite3_memdebug_dump ./memleak.txt
    }
  } else {
    output2 "All memory allocations freed - no leaks"
    ifcapable memdebug||mem5 {
      sqlite3_memdebug_dump ./memusage.txt
    }
  }
  show_memstats
  output2 "Maximum memory usage: [sqlite3_memory_highwater 1] bytes"
  output2 "Current memory usage: [sqlite3_memory_highwater] bytes"
  if {[info commands sqlite3_memdebug_malloc_count] ne ""} {
    output2 "Number of malloc()  : [sqlite3_memdebug_malloc_count] calls"
  }
  if {$::cmdlinearg(malloctrace)} {
    output2 "Writing mallocs.sql..."
    memdebug_log_sql
    sqlite3_memdebug_log stop
    sqlite3_memdebug_log clear

    if {[sqlite3_memory_used]>0} {
      output2 "Writing leaks.sql..."
      sqlite3_memdebug_log sync
      memdebug_log_sql leaks.sql
    }
  }
  foreach f [glob -nocomplain test.db-*-journal] {
    forcedelete $f
  }
  foreach f [glob -nocomplain test.db-mj*] {
    forcedelete $f
  }
  exit [expr {$nErr>0}]
}

# Display memory statistics for analysis and debugging purposes.
#
proc show_memstats {} {
  set x [sqlite3_status SQLITE_STATUS_MEMORY_USED 0]
  set y [sqlite3_status SQLITE_STATUS_MALLOC_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
              [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  output1 "Memory used:          $val"
  set x [sqlite3_status SQLITE_STATUS_MALLOC_COUNT 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  output1 "Allocation count:     $val"
  set x [sqlite3_status SQLITE_STATUS_PAGECACHE_USED 0]
  set y [sqlite3_status SQLITE_STATUS_PAGECACHE_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
              [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  output1 "Page-cache used:      $val"
  set x [sqlite3_status SQLITE_STATUS_PAGECACHE_OVERFLOW 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  output1 "Page-cache overflow:  $val"
  set x [sqlite3_status SQLITE_STATUS_SCRATCH_USED 0]
  set val [format {now %10d  max %10d} [lindex $x 1] [lindex $x 2]]
  output1 "Scratch memory used:  $val"
  set x [sqlite3_status SQLITE_STATUS_SCRATCH_OVERFLOW 0]
  set y [sqlite3_status SQLITE_STATUS_SCRATCH_SIZE 0]
  set val [format {now %10d  max %10d  max-size %10d} \
               [lindex $x 1] [lindex $x 2] [lindex $y 2]]
  output1 "Scratch overflow:     $val"
  ifcapable yytrackmaxstackdepth {
    set x [sqlite3_status SQLITE_STATUS_PARSER_STACK 0]
    set val [format {               max %10d} [lindex $x 2]]
    output2 "Parser stack depth:    $val"
  }
}

# A procedure to execute SQL
#
proc execsql {sql {db db}} {
  # puts "SQL = $sql"
  uplevel [list $db eval $sql]
}
proc execsql_timed {sql {db db}} {
  set tm [time {
    set x [uplevel [list $db eval $sql]]
  } 1]
  set tm [lindex $tm 0]
  output1 -nonewline " ([expr {$tm*0.001}]ms) "
  set x
}

# Execute SQL and catch exceptions.
#
proc catchsql {sql {db db}} {
  # puts "SQL = $sql"
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      do_test $testname.$n.6 {
        catch {db close}
        catch {db2 close}
        set ::DB [sqlite3 db test.db; sqlite3_connection_pointer db]
        set nowcksum [cksum]
        set res [expr {$nowcksum==$::checksum || $nowcksum==$::goodcksum}]
        if {$res==0} {
          puts "now=$nowcksum"
          puts "the=$::checksum"
          puts "fwd=$::goodcksum"
        }
        set res
      } 1
    }

    set ::sqlite_io_error_hardhit 0
    set ::sqlite_io_error_pending 0







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      do_test $testname.$n.6 {
        catch {db close}
        catch {db2 close}
        set ::DB [sqlite3 db test.db; sqlite3_connection_pointer db]
        set nowcksum [cksum]
        set res [expr {$nowcksum==$::checksum || $nowcksum==$::goodcksum}]
        if {$res==0} {
          output2 "now=$nowcksum"
          output2 "the=$::checksum"
          output2 "fwd=$::goodcksum"
        }
        set res
      } 1
    }

    set ::sqlite_io_error_hardhit 0
    set ::sqlite_io_error_pending 0
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  foreach {var value} [list              \
    ::argv0 $::argv0                     \
    ::argv  {}                           \
    ::SLAVE 1                            \
  ] {
    interp eval tinterp [list set $var $value]
  }







  # The alias used to access the global test counters.
  tinterp alias set_test_counter set_test_counter

  # Set up the ::cmdlinearg array in the slave.
  interp eval tinterp [list array set ::cmdlinearg [array get ::cmdlinearg]]








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  foreach {var value} [list              \
    ::argv0 $::argv0                     \
    ::argv  {}                           \
    ::SLAVE 1                            \
  ] {
    interp eval tinterp [list set $var $value]
  }

  # If output is being copied into a file, share the file-descriptor with
  # the interpreter.
  if {[info exists ::G(output_fd)]} {
    interp share {} $::G(output_fd) tinterp
  }

  # The alias used to access the global test counters.
  tinterp alias set_test_counter set_test_counter

  # Set up the ::cmdlinearg array in the slave.
  interp eval tinterp [list array set ::cmdlinearg [array get ::cmdlinearg]]

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  ifcapable shared_cache {
    set res [expr {[sqlite3_enable_shared_cache] == $scs}]
    do_test ${tail}-sharedcachesetting [list set {} $res] 1
  }

  # Add some info to the output.
  #
  puts "Time: $tail $ms ms"
  show_memstats
}

# Open a new connection on database test.db and execute the SQL script
# supplied as an argument. Before returning, close the new conection and
# restore the 4 byte fields starting at header offsets 28, 92 and 96
# to the values they held before the SQL was executed. This simulates







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  ifcapable shared_cache {
    set res [expr {[sqlite3_enable_shared_cache] == $scs}]
    do_test ${tail}-sharedcachesetting [list set {} $res] 1
  }

  # Add some info to the output.
  #
  output2 "Time: $tail $ms ms"
  show_memstats
}

# Open a new connection on database test.db and execute the SQL script
# supplied as an argument. Before returning, close the new conection and
# restore the 4 byte fields starting at header offsets 28, 92 and 96
# to the values they held before the SQL was executed. This simulates