author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Wed, 18 Aug 2010 11:30:17 +0300 | |
changeset 41 | 3256212fc81f |
parent 0 | 08ec8eefde2f |
permissions | -rw-r--r-- |
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# |
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# 2007 November 12 |
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# |
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# The author disclaims copyright to this source code. In place of |
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# a legal notice, here is a blessing: |
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# |
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# May you do good and not evil. |
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# May you find forgiveness for yourself and forgive others. |
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# May you share freely, never taking more than you give. |
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# |
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#*********************************************************************** |
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# This file implements regression tests for SQLite library. The |
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# focus of this script is making sure that the names of collation |
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# sequences may be quoted using double quotes in SQL statements. |
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# |
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# $Id: collate9.test,v 1.2 2008/07/10 00:32:42 drh Exp $ |
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set testdir [file dirname $argv0] |
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source $testdir/tester.tcl |
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|
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proc reverse_sort {lhs rhs} { |
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return [string compare $rhs $lhs] |
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} |
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db collate "reverse sort" reverse_sort |
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# This procedure executes the SQL. Then it checks to see if the OP_Sort |
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# opcode was executed. If an OP_Sort did occur, then "sort" is appended |
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# to the result. If no OP_Sort happened, then "nosort" is appended. |
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# |
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# This procedure is used to check to make sure sorting is or is not |
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# occurring as expected. |
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# |
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proc cksort {sql} { |
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set ::sqlite_sort_count 0 |
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set data [execsql $sql] |
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if {$::sqlite_sort_count} {set x sort} {set x nosort} |
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lappend data $x |
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return $data |
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} |
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# Test plan: |
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# |
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# collate9-1.* - Test collation sequences attached to table columns |
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# collate9-2.* - Test collation sequences attached to expressions |
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# collate9-3.* - Test collation sequences attached to an index |
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# collate9-4.* - Test collation sequences as an argument to REINDEX |
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# |
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do_test collate9-1.1 { |
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execsql { |
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CREATE TABLE xy(x COLLATE "reverse sort", y COLLATE binary); |
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INSERT INTO xy VALUES('one', 'one'); |
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INSERT INTO xy VALUES('two', 'two'); |
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INSERT INTO xy VALUES('three', 'three'); |
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} |
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} {} |
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do_test collate9-1.2 { |
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execsql { |
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SELECT x FROM xy ORDER BY x |
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} |
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} {two three one} |
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do_test collate9-1.3 { |
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execsql { |
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SELECT y FROM xy ORDER BY y |
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} |
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} {one three two} |
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do_test collate9-1.4 { |
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cksort { |
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SELECT x FROM xy ORDER BY x |
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} |
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} {two three one sort} |
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do_test collate9-1.5 { |
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execsql { |
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CREATE INDEX xy_i ON xy(x) |
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} |
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} {} |
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do_test collate9-1.6 { |
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cksort { |
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SELECT x FROM xy ORDER BY x |
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} |
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} {two three one nosort} |
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do_test collate9-2.1 { |
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execsql { |
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SELECT x, x < 'seven' FROM xy ORDER BY x |
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} |
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} {two 1 three 1 one 0} |
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do_test collate9-2.2 { |
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execsql { |
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SELECT y, y < 'seven' FROM xy ORDER BY x |
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} |
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} {two 0 three 0 one 1} |
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do_test collate9-2.3 { |
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execsql { |
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SELECT y, y COLLATE "reverse sort" < 'seven' FROM xy ORDER BY x |
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} |
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} {two 1 three 1 one 0} |
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do_test collate9-2.4 { |
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execsql { |
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SELECT y FROM xy ORDER BY y |
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} |
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} {one three two} |
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do_test collate9-2.5 { |
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execsql { |
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SELECT y FROM xy ORDER BY y COLLATE "reverse sort" |
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} |
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} {two three one} |
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do_test collate9-2.6 { |
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execsql { |
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SELECT y COLLATE "reverse sort" AS aaa FROM xy ORDER BY aaa |
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} |
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} {two three one} |
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113 |
|
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do_test collate9-3.1 { |
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execsql { |
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CREATE INDEX xy_i2 ON xy(y COLLATE "reverse sort"); |
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} |
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} {} |
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do_test collate9-3.2 { |
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cksort { |
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SELECT y FROM xy ORDER BY y |
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} |
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} {one three two sort} |
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do_test collate9-3.3 { |
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cksort { |
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SELECT y FROM xy ORDER BY y COLLATE "reverse sort" |
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} |
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} {two three one nosort} |
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do_test collate9-3.4 { |
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cksort { |
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SELECT y AS aaa FROM xy ORDER BY aaa |
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} |
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} {one three two sort} |
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do_test collate9-3.5 { |
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cksort { |
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SELECT y COLLATE "reverse sort" AS aaa FROM xy ORDER BY aaa |
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} |
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} {two three one nosort} |
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139 |
|
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ifcapable reindex { |
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do_test collate9-4.1 { |
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execsql { |
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REINDEX "reverse sort" |
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} |
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} {} |
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146 |
|
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# Modify the "reverse sort" collation so that it now sorts in the same |
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# order as binary. |
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proc reverse_sort {lhs rhs} { |
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return [string compare $lhs $rhs] |
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} |
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152 |
|
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# The integrity check should now fail because the indexes created using |
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# "reverse sort" are no longer in sync with the collation sequence |
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# implementation. |
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do_test collate9-4.2 { |
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expr {"ok" eq [execsql { PRAGMA integrity_check }]} |
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} {0} |
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159 |
|
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do_test collate9-4.3 { |
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execsql { |
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REINDEX "reverse sort" |
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} |
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} {} |
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165 |
|
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# Integrity check should now pass. |
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do_test collate9-4.4 { |
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expr {"ok" eq [execsql { PRAGMA integrity_check }]} |
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} {1} |
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170 |
|
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do_test collate9-4.5 { |
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cksort { |
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SELECT x FROM xy ORDER BY x COLLATE "reverse sort" |
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} |
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} {one three two nosort} |
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} |
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177 |
|
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finish_test |