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diff --git a/test/substr.test b/test/substr.test
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-# 2007 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.
-#
-#***********************************************************************
-# This file implements regression tests for SQLite library.  The
-# focus of this file is testing the built-in SUBSTR() functions.
-#
-
-set testdir [file dirname $argv0]
-source $testdir/tester.tcl
-
-ifcapable !tclvar {
-  finish_test
-  return
-}
-
-# Create a table to work with.
-#
-execsql { 
-  CREATE TABLE t1(t text, b blob)
-}
-proc substr-test {id string i1 i2 result} {
-  db eval {
-    DELETE FROM t1;
-    INSERT INTO t1(t) VALUES($string)
-  }
-  do_test substr-$id.1 [subst {
-    execsql {
-      SELECT substr(t, $i1, $i2) FROM t1
-    }
-  }] [list $result]
-  set qstr '[string map {' ''} $string]'
-  do_test substr-$id.2 [subst {
-    execsql {
-      SELECT substring($qstr, $i1, $i2)
-    }
-  }] [list $result]
-}
-proc subblob-test {id hex i1 i2 hexresult} {
-  db eval "
-    DELETE FROM t1;
-    INSERT INTO t1(b) VALUES(x'$hex')
-  "
-  do_test substr-$id.1 [subst {
-    execsql {
-      SELECT hex(substr(b, $i1, $i2)) FROM t1
-    }
-  }] [list $hexresult]
-  do_test substr-$id.2 [subst {
-    execsql {
-      SELECT hex(substring(x'$hex', $i1, $i2))
-    }
-  }] [list $hexresult]
-}
-
-# Basic SUBSTR functionality
-#
-substr-test 1.1 abcdefg 1 1 a
-substr-test 1.2 abcdefg 2 1 b
-substr-test 1.3 abcdefg 1 2 ab
-substr-test 1.4 abcdefg 1 100 abcdefg
-substr-test 1.5 abcdefg 0 2 a
-substr-test 1.6 abcdefg -1 1 g
-substr-test 1.7 abcdefg -1 10 g
-substr-test 1.8 abcdefg -5 3 cde
-substr-test 1.9 abcdefg -7 3 abc
-substr-test 1.10 abcdefg -100 98 abcde
-substr-test 1.11 abcdefg 5 -1 d
-substr-test 1.12 abcdefg 5 -4 abcd
-substr-test 1.13 abcdefg 5 -5 abcd
-substr-test 1.14 abcdefg -5 -1 b
-substr-test 1.15 abcdefg -5 -2 ab
-substr-test 1.16 abcdefg -5 -3 ab
-substr-test 1.17 abcdefg 100 200 {}
-substr-test 1.18 abcdefg 200 100 {}
-
-# Make sure NULL is returned if any parameter is NULL
-#
-do_test substr-1.90 {
-  db eval {SELECT ifnull(substr(NULL,1,1),'nil')}
-} nil
-do_test substr-1.91 {
-  db eval {SELECT ifnull(substr(NULL,1),'nil')}
-} nil
-do_test substr-1.92 {
-  db eval {SELECT ifnull(substr('abcdefg',NULL,1),'nil')}
-} nil
-do_test substr-1.93 {
-  db eval {SELECT ifnull(substring('abcdefg',NULL),'nil')}
-} nil
-do_test substr-1.94 {
-  db eval {SELECT ifnull(substr('abcdefg',1,NULL),'nil')}
-} nil
-
-# Make sure everything works with long unicode characters
-#
-substr-test 2.1 \u1234\u2345\u3456 1 1 \u1234
-substr-test 2.2 \u1234\u2345\u3456 2 1 \u2345
-substr-test 2.3 \u1234\u2345\u3456 1 2 \u1234\u2345
-substr-test 2.4 \u1234\u2345\u3456 -1 1 \u3456
-substr-test 2.5 a\u1234b\u2345c\u3456c -5 3 b\u2345c
-substr-test 2.6 a\u1234b\u2345c\u3456c -2 -3 b\u2345c
-
-# Basic functionality for BLOBs
-#
-subblob-test 3.1 61626364656667 1 1 61
-subblob-test 3.2 61626364656667 2 1 62
-subblob-test 3.3 61626364656667 1 2 6162
-subblob-test 3.4 61626364656667 1 100 61626364656667
-subblob-test 3.5 61626364656667 0 2 61
-subblob-test 3.6 61626364656667 -1 1 67
-subblob-test 3.7 61626364656667 -1 10 67
-subblob-test 3.8 61626364656667 -5 3 636465
-subblob-test 3.9 61626364656667 -7 3 616263
-subblob-test 3.10 61626364656667 -100 98 6162636465
-subblob-test 3.11 61626364656667 100 200 {}
-subblob-test 3.12 61626364656667 200 100 {}
-
-# If these blobs were strings, then they would contain multi-byte
-# characters.  But since they are blobs, the substr indices refer
-# to bytes.
-#
-subblob-test 4.1 61E188B462E28D8563E3919663 1 1 61
-subblob-test 4.2 61E188B462E28D8563E3919663 2 1 E1
-subblob-test 4.3 61E188B462E28D8563E3919663 1 2 61E1
-subblob-test 4.4 61E188B462E28D8563E3919663 -2 1 96
-subblob-test 4.5 61E188B462E28D8563E3919663 -5 4 63E39196
-subblob-test 4.6 61E188B462E28D8563E3919663 -100 98 61E188B462E28D8563E391 
-
-# Two-argument SUBSTR
-#
-proc substr-2-test {id string idx result} {
-  db eval {
-    DELETE FROM t1;
-    INSERT INTO t1(t) VALUES($string)
-  }
-  do_test substr-$id.1 [subst {
-    execsql {
-      SELECT substr(t, $idx) FROM t1
-    }
-  }] [list $result]
-  set qstr '[string map {' ''} $string]'
-  do_test substr-$id.2 [subst {
-    execsql {
-      SELECT substring($qstr, $idx)
-    }
-  }] [list $result]
-}
-substr-2-test 5.1 abcdefghijklmnop 5 efghijklmnop
-substr-2-test 5.2 abcdef -5 bcdef
-
-finish_test