# 2007 May 1

 #

 # 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.

 #

 #***********************************************************************

 #

 # $Id: icu.test,v 1.2 2008/07/12 14:52:20 drh Exp $

 #

 set testdir [file dirname $argv0]

 source $testdir/tester.tcl

 ifcapable !icu {

   finish_test

   return

 }

 # Create a table to work with.

 #

 execsql {CREATE TABLE test1(i1 int, i2 int, r1 real, r2 real, t1 text, t2 text)}

 execsql {INSERT INTO test1 VALUES(1,2,1.1,2.2,'hello','world')}

 proc test_expr {name settings expr result} {

   do_test $name [format {

     db one {

       BEGIN; 

       UPDATE test1 SET %s; 

       SELECT %s FROM test1; 

       ROLLBACK;

     }

   } $settings $expr] $result

 }

 # Tests of the REGEXP operator.

 #

 test_expr icu-1.1 {i1='hello'} {i1 REGEXP 'hello'}  1

 test_expr icu-1.2 {i1='hello'} {i1 REGEXP '.ello'}  1

 test_expr icu-1.3 {i1='hello'} {i1 REGEXP '.ell'}   0

 test_expr icu-1.4 {i1='hello'} {i1 REGEXP '.ell.*'} 1

 test_expr icu-1.5 {i1=NULL}    {i1 REGEXP '.ell.*'} {}

 # Some non-ascii characters with defined case mappings

 #

 set ::EGRAVE "\xC8"

 set ::egrave "\xE8"

 set ::OGRAVE "\xD2"

 set ::ograve "\xF2"

 # That German letter that looks a bit like a B. The

 # upper-case version of which is "SS" (two characters).

 #

 set ::szlig "\xDF" 

 # Tests of the upper()/lower() functions.

 #

 test_expr icu-2.1 {i1='HellO WorlD'} {upper(i1)} {HELLO WORLD}

 test_expr icu-2.2 {i1='HellO WorlD'} {lower(i1)} {hello world}

 test_expr icu-2.3 {i1=$::egrave} {lower(i1)}     $::egrave

 test_expr icu-2.4 {i1=$::egrave} {upper(i1)}     $::EGRAVE

 test_expr icu-2.5 {i1=$::ograve} {lower(i1)}     $::ograve

 test_expr icu-2.6 {i1=$::ograve} {upper(i1)}     $::OGRAVE

 test_expr icu-2.3 {i1=$::EGRAVE} {lower(i1)}     $::egrave

 test_expr icu-2.4 {i1=$::EGRAVE} {upper(i1)}     $::EGRAVE

 test_expr icu-2.5 {i1=$::OGRAVE} {lower(i1)}     $::ograve

 test_expr icu-2.6 {i1=$::OGRAVE} {upper(i1)}     $::OGRAVE

 test_expr icu-2.7 {i1=$::szlig} {upper(i1)}      "SS"

 test_expr icu-2.8 {i1='SS'} {lower(i1)}          "ss"

 # In turkish (locale="tr_TR"), the lower case version of I

 # is "small dotless i" (code point 0x131 (decimal 305)).

 #

 set ::small_dotless_i "\u0131"

 test_expr icu-3.1 {i1='I'} {lower(i1)}           "i"

 test_expr icu-3.2 {i1='I'} {lower(i1, 'tr_tr')}  $::small_dotless_i

 test_expr icu-3.3 {i1='I'} {lower(i1, 'en_AU')}  "i"

 #--------------------------------------------------------------------

 # Test the collation sequence function.

 #

 do_test icu-4.1 {

   execsql {

     CREATE TABLE fruit(name);

     INSERT INTO fruit VALUES('plum');

     INSERT INTO fruit VALUES('cherry');

     INSERT INTO fruit VALUES('apricot');

     INSERT INTO fruit VALUES('peach');

     INSERT INTO fruit VALUES('chokecherry');

     INSERT INTO fruit VALUES('yamot');

   }

 } {}

 do_test icu-4.2 {

   execsql {

     SELECT icu_load_collation('en_US', 'AmericanEnglish');

     SELECT icu_load_collation('lt_LT', 'Lithuanian');

   }

   execsql {

     SELECT name FROM fruit ORDER BY name COLLATE AmericanEnglish ASC;

   }

 } {apricot cherry chokecherry peach plum yamot}

 # Test collation using Lithuanian rules. In the Lithuanian

 # alphabet, "y" comes right after "i".

 #

 do_test icu-4.3 {

   execsql {

     SELECT name FROM fruit ORDER BY name COLLATE Lithuanian ASC;

   }

 } {apricot cherry chokecherry yamot peach plum}

 finish_test