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| 1 # | |
| 2 # 2007 November 12 | |
| 3 # | |
| 4 # The author disclaims copyright to this source code. In place of | |
| 5 # a legal notice, here is a blessing: | |
| 6 # | |
| 7 # May you do good and not evil. | |
| 8 # May you find forgiveness for yourself and forgive others. | |
| 9 # May you share freely, never taking more than you give. | |
| 10 # | |
| 11 #*********************************************************************** | |
| 12 # This file implements regression tests for SQLite library. The | |
| 13 # focus of this script is making sure that the names of collation | |
| 14 # sequences may be quoted using double quotes in SQL statements. | |
| 15 # | |
| 16 # $Id: collate9.test,v 1.2 2008/07/10 00:32:42 drh Exp $ | |
| 17 | |
| 18 set testdir [file dirname $argv0] | |
| 19 source $testdir/tester.tcl | |
| 20 | |
| 21 proc reverse_sort {lhs rhs} { | |
| 22 return [string compare $rhs $lhs] | |
| 23 } | |
| 24 db collate "reverse sort" reverse_sort | |
| 25 | |
| 26 # This procedure executes the SQL. Then it checks to see if the OP_Sort | |
| 27 # opcode was executed. If an OP_Sort did occur, then "sort" is appended | |
| 28 # to the result. If no OP_Sort happened, then "nosort" is appended. | |
| 29 # | |
| 30 # This procedure is used to check to make sure sorting is or is not | |
| 31 # occurring as expected. | |
| 32 # | |
| 33 proc cksort {sql} { | |
| 34 set ::sqlite_sort_count 0 | |
| 35 set data [execsql $sql] | |
| 36 if {$::sqlite_sort_count} {set x sort} {set x nosort} | |
| 37 lappend data $x | |
| 38 return $data | |
| 39 } | |
| 40 | |
| 41 # Test plan: | |
| 42 # | |
| 43 # collate9-1.* - Test collation sequences attached to table columns | |
| 44 # collate9-2.* - Test collation sequences attached to expressions | |
| 45 # collate9-3.* - Test collation sequences attached to an index | |
| 46 # collate9-4.* - Test collation sequences as an argument to REINDEX | |
| 47 # | |
| 48 | |
| 49 do_test collate9-1.1 { | |
| 50 execsql { | |
| 51 CREATE TABLE xy(x COLLATE "reverse sort", y COLLATE binary); | |
| 52 INSERT INTO xy VALUES('one', 'one'); | |
| 53 INSERT INTO xy VALUES('two', 'two'); | |
| 54 INSERT INTO xy VALUES('three', 'three'); | |
| 55 } | |
| 56 } {} | |
| 57 do_test collate9-1.2 { | |
| 58 execsql { | |
| 59 SELECT x FROM xy ORDER BY x | |
| 60 } | |
| 61 } {two three one} | |
| 62 do_test collate9-1.3 { | |
| 63 execsql { | |
| 64 SELECT y FROM xy ORDER BY y | |
| 65 } | |
| 66 } {one three two} | |
| 67 do_test collate9-1.4 { | |
| 68 cksort { | |
| 69 SELECT x FROM xy ORDER BY x | |
| 70 } | |
| 71 } {two three one sort} | |
| 72 do_test collate9-1.5 { | |
| 73 execsql { | |
| 74 CREATE INDEX xy_i ON xy(x) | |
| 75 } | |
| 76 } {} | |
| 77 do_test collate9-1.6 { | |
| 78 cksort { | |
| 79 SELECT x FROM xy ORDER BY x | |
| 80 } | |
| 81 } {two three one nosort} | |
| 82 | |
| 83 do_test collate9-2.1 { | |
| 84 execsql { | |
| 85 SELECT x, x < 'seven' FROM xy ORDER BY x | |
| 86 } | |
| 87 } {two 1 three 1 one 0} | |
| 88 do_test collate9-2.2 { | |
| 89 execsql { | |
| 90 SELECT y, y < 'seven' FROM xy ORDER BY x | |
| 91 } | |
| 92 } {two 0 three 0 one 1} | |
| 93 do_test collate9-2.3 { | |
| 94 execsql { | |
| 95 SELECT y, y COLLATE "reverse sort" < 'seven' FROM xy ORDER BY x | |
| 96 } | |
| 97 } {two 1 three 1 one 0} | |
| 98 do_test collate9-2.4 { | |
| 99 execsql { | |
| 100 SELECT y FROM xy ORDER BY y | |
| 101 } | |
| 102 } {one three two} | |
| 103 do_test collate9-2.5 { | |
| 104 execsql { | |
| 105 SELECT y FROM xy ORDER BY y COLLATE "reverse sort" | |
| 106 } | |
| 107 } {two three one} | |
| 108 do_test collate9-2.6 { | |
| 109 execsql { | |
| 110 SELECT y COLLATE "reverse sort" AS aaa FROM xy ORDER BY aaa | |
| 111 } | |
| 112 } {two three one} | |
| 113 | |
| 114 do_test collate9-3.1 { | |
| 115 execsql { | |
| 116 CREATE INDEX xy_i2 ON xy(y COLLATE "reverse sort"); | |
| 117 } | |
| 118 } {} | |
| 119 do_test collate9-3.2 { | |
| 120 cksort { | |
| 121 SELECT y FROM xy ORDER BY y | |
| 122 } | |
| 123 } {one three two sort} | |
| 124 do_test collate9-3.3 { | |
| 125 cksort { | |
| 126 SELECT y FROM xy ORDER BY y COLLATE "reverse sort" | |
| 127 } | |
| 128 } {two three one nosort} | |
| 129 do_test collate9-3.4 { | |
| 130 cksort { | |
| 131 SELECT y AS aaa FROM xy ORDER BY aaa | |
| 132 } | |
| 133 } {one three two sort} | |
| 134 do_test collate9-3.5 { | |
| 135 cksort { | |
| 136 SELECT y COLLATE "reverse sort" AS aaa FROM xy ORDER BY aaa | |
| 137 } | |
| 138 } {two three one nosort} | |
| 139 | |
| 140 ifcapable reindex { | |
| 141 do_test collate9-4.1 { | |
| 142 execsql { | |
| 143 REINDEX "reverse sort" | |
| 144 } | |
| 145 } {} | |
| 146 | |
| 147 # Modify the "reverse sort" collation so that it now sorts in the same | |
| 148 # order as binary. | |
| 149 proc reverse_sort {lhs rhs} { | |
| 150 return [string compare $lhs $rhs] | |
| 151 } | |
| 152 | |
| 153 # The integrity check should now fail because the indexes created using | |
| 154 # "reverse sort" are no longer in sync with the collation sequence | |
| 155 # implementation. | |
| 156 do_test collate9-4.2 { | |
| 157 expr {"ok" eq [execsql { PRAGMA integrity_check }]} | |
| 158 } {0} | |
| 159 | |
| 160 do_test collate9-4.3 { | |
| 161 execsql { | |
| 162 REINDEX "reverse sort" | |
| 163 } | |
| 164 } {} | |
| 165 | |
| 166 # Integrity check should now pass. | |
| 167 do_test collate9-4.4 { | |
| 168 expr {"ok" eq [execsql { PRAGMA integrity_check }]} | |
| 169 } {1} | |
| 170 | |
| 171 do_test collate9-4.5 { | |
| 172 cksort { | |
| 173 SELECT x FROM xy ORDER BY x COLLATE "reverse sort" | |
| 174 } | |
| 175 } {one three two nosort} | |
| 176 } | |
| 177 | |
| 178 finish_test | |
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