modernc.org/cc@v1.0.1/v2/testdata/_sqlite/test/e_reindex.test (about) 1 # 2010 September 24 2 # 3 # The author disclaims copyright to this source code. In place of 4 # a legal notice, here is a blessing: 5 # 6 # May you do good and not evil. 7 # May you find forgiveness for yourself and forgive others. 8 # May you share freely, never taking more than you give. 9 # 10 #*********************************************************************** 11 # 12 # This file implements tests to verify that the "testable statements" in 13 # the lang_reindex.html document are correct. 14 # 15 16 set testdir [file dirname $argv0] 17 source $testdir/tester.tcl 18 19 proc do_reindex_tests {args} { 20 uplevel do_select_tests $args 21 } 22 23 do_execsql_test e_reindex-0.0 { 24 CREATE TABLE t1(a, b); 25 CREATE INDEX i1 ON t1(a, b); 26 CREATE INDEX i2 ON t1(b, a); 27 } {} 28 29 # -- syntax diagram reindex-stmt 30 # 31 do_reindex_tests e_reindex-0.1 { 32 1 "REINDEX" {} 33 2 "REINDEX nocase" {} 34 3 "REINDEX binary" {} 35 4 "REINDEX t1" {} 36 5 "REINDEX main.t1" {} 37 6 "REINDEX i1" {} 38 7 "REINDEX main.i1" {} 39 } 40 41 # EVIDENCE-OF: R-52173-44778 The REINDEX command is used to delete and 42 # recreate indices from scratch. 43 # 44 # Test this by corrupting some database indexes, running REINDEX, and 45 # observing that the corruption is gone. 46 # 47 do_execsql_test e_reindex-1.1 { 48 INSERT INTO t1 VALUES(1, 2); 49 INSERT INTO t1 VALUES(3, 4); 50 INSERT INTO t1 VALUES(5, 6); 51 52 CREATE TABLE saved(a,b,c,d,e); 53 INSERT INTO saved SELECT * FROM sqlite_master WHERE type = 'index'; 54 PRAGMA writable_schema = 1; 55 DELETE FROM sqlite_master WHERE type = 'index'; 56 } {} 57 58 db close 59 sqlite3 db test.db 60 do_execsql_test e_reindex-1.2 { 61 DELETE FROM t1 WHERE a = 3; 62 INSERT INTO t1 VALUES(7, 8); 63 INSERT INTO t1 VALUES(9, 10); 64 PRAGMA writable_schema = 1; 65 INSERT INTO sqlite_master SELECT * FROM saved; 66 DROP TABLE saved; 67 } {} 68 69 db close 70 sqlite3 db test.db 71 do_execsql_test e_reindex-1.3 { 72 PRAGMA integrity_check; 73 } [list \ 74 {row 3 missing from index i2} \ 75 {row 3 missing from index i1} \ 76 {row 4 missing from index i2} \ 77 {row 4 missing from index i1} \ 78 {wrong # of entries in index i2} \ 79 {wrong # of entries in index i1} 80 ] 81 82 do_execsql_test e_reindex-1.4 { 83 REINDEX; 84 PRAGMA integrity_check; 85 } {ok} 86 87 #------------------------------------------------------------------------- 88 # The remaining tests in this file focus on testing that the REINDEX 89 # command reindexes the correct subset of the indexes in the database. 90 # They all use the following dataset. 91 # 92 db close 93 forcedelete test.db2 94 forcedelete test.db 95 sqlite3 db test.db 96 97 proc sort_by_length {lhs rhs} { 98 set res [expr {[string length $lhs] - [string length $rhs]}] 99 if {$res!=0} {return $res} 100 return [string compare $lhs $rhs] 101 } 102 array set V {one 1 two 2 three 3 four 4 five 5 six 6 seven 7 eight 8} 103 proc sort_by_value {lhs rhs} { 104 global V 105 set res [expr {$V($lhs) - $V($rhs)}] 106 if {$res!=0} {return $res} 107 return [string compare $lhs $rhs] 108 } 109 110 db collate collA sort_by_length 111 db collate collB sort_by_value 112 113 set BY(length) {one six two five four eight seven three} 114 set BY(value) {one two three four five six seven eight} 115 116 do_execsql_test e_reindex-2.0 { 117 ATTACH 'test.db2' AS aux; 118 119 CREATE TABLE t1(x); 120 CREATE INDEX i1_a ON t1(x COLLATE collA); 121 CREATE INDEX i1_b ON t1(x COLLATE collB); 122 INSERT INTO t1 VALUES('one'); 123 INSERT INTO t1 VALUES('two'); 124 INSERT INTO t1 VALUES('three'); 125 INSERT INTO t1 VALUES('four'); 126 INSERT INTO t1 VALUES('five'); 127 INSERT INTO t1 VALUES('six'); 128 INSERT INTO t1 VALUES('seven'); 129 INSERT INTO t1 VALUES('eight'); 130 131 CREATE TABLE t2(x); 132 CREATE INDEX i2_a ON t2(x COLLATE collA); 133 CREATE INDEX i2_b ON t2(x COLLATE collB); 134 INSERT INTO t2 SELECT x FROM t1; 135 136 CREATE TABLE aux.t1(x); 137 CREATE INDEX aux.i1_a ON t1(x COLLATE collA); 138 CREATE INDEX aux.i1_b ON t1(x COLLATE collB); 139 INSERT INTO aux.t1 SELECT x FROM main.t1; 140 141 } {} 142 143 proc test_index {tn tbl collation expected} { 144 set sql "SELECT x FROM $tbl ORDER BY x COLLATE $collation" 145 uplevel do_execsql_test e_reindex-2.$tn [list $sql] [list $::BY($expected)] 146 } 147 148 proc set_collations {a b} { 149 db collate collA "sort_by_$a" 150 db collate collB "sort_by_$b" 151 } 152 153 test_index 1.1 t1 collA length 154 test_index 1.2 t1 collB value 155 test_index 1.3 t2 collA length 156 test_index 1.4 t2 collB value 157 test_index 1.5 aux.t1 collA length 158 test_index 1.6 aux.t1 collB value 159 160 161 # EVIDENCE-OF: R-47362-07898 If the REINDEX keyword is not followed by a 162 # collation-sequence or database object identifier, then all indices in 163 # all attached databases are rebuilt. 164 # 165 set_collations value length 166 do_execsql_test e_reindex-2.2.1 "REINDEX" {} 167 test_index 2.2 t1 collA value 168 test_index 2.3 t1 collB length 169 test_index 2.4 t2 collA value 170 test_index 2.5 t2 collB length 171 test_index 2.6 aux.t1 collA value 172 test_index 2.7 aux.t1 collB length 173 174 # EVIDENCE-OF: R-45878-07697 If the REINDEX keyword is followed by a 175 # collation-sequence name, then all indices in all attached databases 176 # that use the named collation sequences are recreated. 177 # 178 set_collations length value 179 do_execsql_test e_reindex-2.3.1 "REINDEX collA" {} 180 test_index 3.2 t1 collA length 181 test_index 3.3 t1 collB length 182 test_index 3.4 t2 collA length 183 test_index 3.5 t2 collB length 184 test_index 3.6 aux.t1 collA length 185 test_index 3.7 aux.t1 collB length 186 do_execsql_test e_reindex-2.3.8 "REINDEX collB" {} 187 test_index 3.9 t1 collA length 188 test_index 3.10 t1 collB value 189 test_index 3.11 t2 collA length 190 test_index 3.12 t2 collB value 191 test_index 3.13 aux.t1 collA length 192 test_index 3.14 aux.t1 collB value 193 194 # EVIDENCE-OF: R-49616-30196 Or, if the argument attached to the REINDEX 195 # identifies a specific database table, then all indices attached to the 196 # database table are rebuilt. 197 # 198 set_collations value length 199 do_execsql_test e_reindex-2.4.1 "REINDEX t1" {} 200 test_index 4.2 t1 collA value 201 test_index 4.3 t1 collB length 202 test_index 4.4 t2 collA length 203 test_index 4.5 t2 collB value 204 test_index 4.6 aux.t1 collA length 205 test_index 4.7 aux.t1 collB value 206 do_execsql_test e_reindex-2.4.8 "REINDEX aux.t1" {} 207 test_index 4.9 t1 collA value 208 test_index 4.10 t1 collB length 209 test_index 4.11 t2 collA length 210 test_index 4.12 t2 collB value 211 test_index 4.13 aux.t1 collA value 212 test_index 4.14 aux.t1 collB length 213 do_execsql_test e_reindex-2.4.15 "REINDEX t2" {} 214 test_index 4.16 t1 collA value 215 test_index 4.17 t1 collB length 216 test_index 4.18 t2 collA value 217 test_index 4.19 t2 collB length 218 test_index 4.20 aux.t1 collA value 219 test_index 4.21 aux.t1 collB length 220 221 # EVIDENCE-OF: R-58823-28748 If it identifies a specific database index, 222 # then just that index is recreated. 223 # 224 set_collations length value 225 do_execsql_test e_reindex-2.5.1 "REINDEX i1_a" {} 226 test_index 5.2 t1 collA length 227 test_index 5.3 t1 collB length 228 test_index 5.4 t2 collA value 229 test_index 5.5 t2 collB length 230 test_index 5.6 aux.t1 collA value 231 test_index 5.7 aux.t1 collB length 232 do_execsql_test e_reindex-2.5.8 "REINDEX i2_b" {} 233 test_index 5.9 t1 collA length 234 test_index 5.10 t1 collB length 235 test_index 5.11 t2 collA value 236 test_index 5.12 t2 collB value 237 test_index 5.13 aux.t1 collA value 238 test_index 5.14 aux.t1 collB length 239 do_execsql_test e_reindex-2.5.15 "REINDEX aux.i1_b" {} 240 test_index 5.16 t1 collA length 241 test_index 5.17 t1 collB length 242 test_index 5.18 t2 collA value 243 test_index 5.19 t2 collB value 244 test_index 5.20 aux.t1 collA value 245 test_index 5.21 aux.t1 collB value 246 do_execsql_test e_reindex-2.5.22 "REINDEX i1_b" {} 247 test_index 5.23 t1 collA length 248 test_index 5.24 t1 collB value 249 test_index 5.25 t2 collA value 250 test_index 5.26 t2 collB value 251 test_index 5.27 aux.t1 collA value 252 test_index 5.28 aux.t1 collB value 253 do_execsql_test e_reindex-2.5.29 "REINDEX i2_a" {} 254 test_index 5.30 t1 collA length 255 test_index 5.31 t1 collB value 256 test_index 5.32 t2 collA length 257 test_index 5.33 t2 collB value 258 test_index 5.34 aux.t1 collA value 259 test_index 5.35 aux.t1 collB value 260 do_execsql_test e_reindex-2.5.36 "REINDEX aux.i1_a" {} 261 test_index 5.37 t1 collA length 262 test_index 5.38 t1 collB value 263 test_index 5.39 t2 collA length 264 test_index 5.40 t2 collB value 265 test_index 5.41 aux.t1 collA length 266 test_index 5.42 aux.t1 collB value 267 268 # EVIDENCE-OF: R-35892-30289 For a command of the form "REINDEX name", a 269 # match against collation-name takes precedence over a match against 270 # index-name or table-name. 271 # 272 set_collations value length 273 do_execsql_test e_reindex-2.6.0 { 274 CREATE TABLE collA(x); 275 CREATE INDEX icolla_a ON collA(x COLLATE collA); 276 CREATE INDEX icolla_b ON collA(x COLLATE collB); 277 278 INSERT INTO collA SELECT x FROM t1; 279 } {} 280 281 test_index 6.1 collA collA value 282 test_index 6.2 collA collB length 283 284 set_collations length value 285 do_execsql_test e_reindex-2.6.3 "REINDEX collA" {} 286 test_index 6.4 collA collA length 287 test_index 6.5 collA collB length 288 do_execsql_test e_reindex-2.6.3 "REINDEX main.collA" {} 289 test_index 6.4 collA collA length 290 test_index 6.5 collA collB value 291 292 set_collations value length 293 do_execsql_test e_reindex-2.6.6 "REINDEX main.collA" {} 294 test_index 6.7 collA collA value 295 test_index 6.8 collA collB length 296 297 finish_test