/trunk/src/sqlite/test/colname.test
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Possible License(s): BSD-3-Clause
1# 2008 July 15 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# This file implements regression tests for SQLite library. 12# 13# The focus of this file is testing how SQLite generates the names 14# of columns in a result set. 15# 16# $Id: colname.test,v 1.7 2009/06/02 15:47:38 drh Exp $ 17 18set testdir [file dirname $argv0] 19source $testdir/tester.tcl 20 21# Rules (applied in order): 22# 23# (1) If there is an AS clause, use it. 24# 25# (2) A non-trival expression (not a table column name) then the name is 26# a copy of the expression text. 27# 28# (3) If short_column_names=ON, then just the abbreviated column name without 29# the table name. 30# 31# (4) When short_column_names=OFF and full_column_names=OFF then 32# use case (2) for simple queries and case (5) for joins. 33# 34# (5) When short_column_names=OFF and full_column_names=ON then 35# use the form: TABLE.COLUMN 36# 37 38 39# Verify the default settings for short_column_name and full_column_name 40# 41do_test colname-1.1 { 42 db eval {PRAGMA short_column_names} 43} {1} 44do_test colname-1.2 { 45 db eval {PRAGMA full_column_names} 46} {0} 47 48# Tests for then short=ON and full=any 49# 50do_test colname-2.1 { 51 db eval { 52 CREATE TABLE tabc(a,b,c); 53 INSERT INTO tabc VALUES(1,2,3); 54 CREATE TABLE txyz(x,y,z); 55 INSERT INTO txyz VALUES(4,5,6); 56 CREATE TABLE tboth(a,b,c,x,y,z); 57 INSERT INTO tboth VALUES(11,12,13,14,15,16); 58 CREATE VIEW v1 AS SELECT tabC.a, txyZ.x, * 59 FROM tabc, txyz ORDER BY 1 LIMIT 1; 60 CREATE VIEW v2 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, * 61 FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1; 62 } 63 execsql2 { 64 SELECT * FROM tabc; 65 } 66} {a 1 b 2 c 3} 67do_test colname-2.2 { 68 execsql2 { 69 SELECT Tabc.a, tAbc.b, taBc.c, * FROM tabc 70 } 71} {a 1 b 2 c 3 a 1 b 2 c 3} 72do_test colname-2.3 { 73 execsql2 { 74 SELECT +tabc.a, -tabc.b, tabc.c, * FROM tabc 75 } 76} {+tabc.a 1 -tabc.b -2 c 3 a 1 b 2 c 3} 77do_test colname-2.4 { 78 execsql2 { 79 SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC, * FROM tabc 80 } 81} {AAA 1 BBB -2 CCC 3 a 1 b 2 c 3} 82do_test colname-2.5 { 83 execsql2 { 84 SELECT tabc.a, txyz.x, * FROM tabc, txyz; 85 } 86} {a 1 x 4 a 1 b 2 c 3 x 4 y 5 z 6} 87do_test colname-2.6 { 88 execsql2 { 89 SELECT tabc.a, txyz.x, tabc.*, txyz.* FROM tabc, txyz; 90 } 91} {a 1 x 4 a 1 b 2 c 3 x 4 y 5 z 6} 92do_test colname-2.7 { 93 execsql2 { 94 SELECT tabc.a, txyz.x, tboth.a, tboth.x, * FROM tabc, txyz, tboth; 95 } 96} {a 11 x 14 a 11 x 14 a 11 b 12 c 13 x 14 y 15 z 16 a 11 b 12 c 13 x 14 y 15 z 16} 97do_test colname-2.8 { 98 execsql2 { 99 SELECT * FROM v1 ORDER BY 2; 100 } 101} {a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6} 102do_test colname-2.9 { 103 execsql2 { 104 SELECT * FROM v2 ORDER BY 2; 105 } 106} {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16} 107 108 109# Tests for short=OFF and full=OFF 110# 111do_test colname-3.1 { 112 db eval { 113 PRAGMA short_column_names=OFF; 114 PRAGMA full_column_names=OFF; 115 CREATE VIEW v3 AS SELECT tabC.a, txyZ.x, * 116 FROM tabc, txyz ORDER BY 1 LIMIT 1; 117 CREATE VIEW v4 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, * 118 FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1; 119 } 120 execsql2 { 121 SELECT * FROM tabc; 122 } 123} {a 1 b 2 c 3} 124do_test colname-3.2 { 125 execsql2 { 126 SELECT Tabc.a, tAbc.b, taBc.c FROM tabc 127 } 128} {Tabc.a 1 tAbc.b 2 taBc.c 3} 129do_test colname-3.3 { 130 execsql2 { 131 SELECT +tabc.a, -tabc.b, tabc.c FROM tabc 132 } 133} {+tabc.a 1 -tabc.b -2 tabc.c 3} 134do_test colname-3.4 { 135 execsql2 { 136 SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC FROM tabc 137 } 138} {AAA 1 BBB -2 CCC 3} 139do_test colname-3.5 { 140 execsql2 { 141 SELECT Tabc.a, Txyz.x, * FROM tabc, txyz; 142 } 143} {Tabc.a 1 Txyz.x 4 a 1 b 2 c 3 x 4 y 5 z 6} 144do_test colname-3.6 { 145 execsql2 { 146 SELECT tabc.*, txyz.* FROM tabc, txyz; 147 } 148} {a 1 b 2 c 3 x 4 y 5 z 6} 149do_test colname-3.7 { 150 execsql2 { 151 SELECT * FROM tabc, txyz, tboth; 152 } 153} {a 11 b 12 c 13 x 14 y 15 z 16 a 11 b 12 c 13 x 14 y 15 z 16} 154do_test colname-3.8 { 155 execsql2 { 156 SELECT v1.a, * FROM v1 ORDER BY 2; 157 } 158} {v1.a 1 a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6} 159do_test colname-3.9 { 160 execsql2 { 161 SELECT * FROM v2 ORDER BY 2; 162 } 163} {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16} 164do_test colname-3.10 { 165 execsql2 { 166 SELECT * FROM v3 ORDER BY 2; 167 } 168} {a 1 x 4 a:1 1 b 2 c 3 x:1 4 y 5 z 6} 169do_test colname-3.11 { 170 execsql2 { 171 SELECT * FROM v4 ORDER BY 2; 172 } 173} {a 1 x 4 a:1 11 x:1 14 a:2 1 b 2 c 3 x:2 4 y 5 z 6 a:3 11 b:1 12 c:1 13 x:3 14 y:1 15 z:1 16} 174 175# Test for short=OFF and full=ON 176# 177do_test colname-4.1 { 178 db eval { 179 PRAGMA short_column_names=OFF; 180 PRAGMA full_column_names=ON; 181 CREATE VIEW v5 AS SELECT tabC.a, txyZ.x, * 182 FROM tabc, txyz ORDER BY 1 LIMIT 1; 183 CREATE VIEW v6 AS SELECT tabC.a, txyZ.x, tboTh.a, tbotH.x, * 184 FROM tabc, txyz, tboth ORDER BY 1 LIMIT 1; 185 } 186 execsql2 { 187 SELECT * FROM tabc; 188 } 189} {tabc.a 1 tabc.b 2 tabc.c 3} 190do_test colname-4.2 { 191 execsql2 { 192 SELECT Tabc.a, tAbc.b, taBc.c FROM tabc 193 } 194} {tabc.a 1 tabc.b 2 tabc.c 3} 195do_test colname-4.3 { 196 execsql2 { 197 SELECT +tabc.a, -tabc.b, tabc.c FROM tabc 198 } 199} {+tabc.a 1 -tabc.b -2 tabc.c 3} 200do_test colname-4.4 { 201 execsql2 { 202 SELECT +tabc.a AS AAA, -tabc.b AS BBB, tabc.c CCC FROM tabc 203 } 204} {AAA 1 BBB -2 CCC 3} 205do_test colname-4.5 { 206 execsql2 { 207 SELECT Tabc.a, Txyz.x, * FROM tabc, txyz; 208 } 209} {tabc.a 1 txyz.x 4 tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6} 210do_test colname-4.6 { 211 execsql2 { 212 SELECT tabc.*, txyz.* FROM tabc, txyz; 213 } 214} {tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6} 215do_test colname-4.7 { 216 execsql2 { 217 SELECT * FROM tabc, txyz, tboth; 218 } 219} {tabc.a 1 tabc.b 2 tabc.c 3 txyz.x 4 txyz.y 5 txyz.z 6 tboth.a 11 tboth.b 12 tboth.c 13 tboth.x 14 tboth.y 15 tboth.z 16} 220do_test colname-4.8 { 221 execsql2 { 222 SELECT * FROM v1 ORDER BY 2; 223 } 224} {v1.a 1 v1.x 4 v1.a:1 1 v1.b 2 v1.c 3 v1.x:1 4 v1.y 5 v1.z 6} 225do_test colname-4.9 { 226 execsql2 { 227 SELECT * FROM v2 ORDER BY 2; 228 } 229} {v2.a 1 v2.x 4 v2.a:1 11 v2.x:1 14 v2.a:2 1 v2.b 2 v2.c 3 v2.x:2 4 v2.y 5 v2.z 6 v2.a:3 11 v2.b:1 12 v2.c:1 13 v2.x:3 14 v2.y:1 15 v2.z:1 16} 230do_test colname-4.10 { 231 execsql2 { 232 SELECT * FROM v3 ORDER BY 2; 233 } 234} {v3.a 1 v3.x 4 v3.a:1 1 v3.b 2 v3.c 3 v3.x:1 4 v3.y 5 v3.z 6} 235do_test colname-4.11 { 236 execsql2 { 237 SELECT * FROM v4 ORDER BY 2; 238 } 239} {v4.a 1 v4.x 4 v4.a:1 11 v4.x:1 14 v4.a:2 1 v4.b 2 v4.c 3 v4.x:2 4 v4.y 5 v4.z 6 v4.a:3 11 v4.b:1 12 v4.c:1 13 v4.x:3 14 v4.y:1 15 v4.z:1 16} 240do_test colname-4.12 { 241 execsql2 { 242 SELECT * FROM v5 ORDER BY 2; 243 } 244} {v5.a 1 v5.x 4 v5.a:1 1 v5.b 2 v5.c 3 v5.x:1 4 v5.y 5 v5.z 6} 245do_test colname-4.13 { 246 execsql2 { 247 SELECT * FROM v6 ORDER BY 2; 248 } 249} {v6.a 1 v6.x 4 v6.a:1 11 v6.x:1 14 v6.a:2 1 v6.b 2 v6.c 3 v6.x:2 4 v6.y 5 v6.z 6 v6.a:3 11 v6.b:1 12 v6.c:1 13 v6.x:3 14 v6.y:1 15 v6.z:1 16} 250 251# ticket #3229 252do_test colname-5.1 { 253 lreplace [db eval { 254 SELECT x.* FROM sqlite_master X LIMIT 1; 255 }] 3 3 x 256} {table tabc tabc x {CREATE TABLE tabc(a,b,c)}} 257 258# ticket #3370, #3371, #3372 259# 260do_test colname-6.1 { 261 db close 262 sqlite3 db test.db 263 db eval { 264 CREATE TABLE t6(a, ['a'], ["a"], "[a]", [`a`]); 265 INSERT INTO t6 VALUES(1,2,3,4,5); 266 } 267 execsql2 {SELECT * FROM t6} 268} {a 1 'a' 2 {"a"} 3 {[a]} 4 `a` 5} 269do_test colname-6.2 { 270 execsql2 {SELECT ['a'], [`a`], "[a]", [a], ["a"] FROM t6} 271} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3} 272do_test colname-6.3 { 273 execsql2 {SELECT "'a'", "`a`", "[a]", "a", """a""" FROM t6} 274} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3} 275do_test colname-6.4 { 276 execsql2 {SELECT `'a'`, ```a```, `[a]`, `a`, `"a"` FROM t6} 277} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3} 278do_test colname-6.11 { 279 execsql2 {SELECT a, max(a) AS m FROM t6} 280} {a 1 m 1} 281do_test colname-6.12 { 282 execsql2 {SELECT `a`, max(a) AS m FROM t6} 283} {a 1 m 1} 284do_test colname-6.13 { 285 execsql2 {SELECT "a", max(a) AS m FROM t6} 286} {a 1 m 1} 287do_test colname-6.14 { 288 execsql2 {SELECT [a], max(a) AS m FROM t6} 289} {a 1 m 1} 290do_test colname-6.15 { 291 execsql2 {SELECT t6.a, max(a) AS m FROM t6} 292} {a 1 m 1} 293do_test colname-6.16 { 294 execsql2 {SELECT ['a'], max(['a']) AS m FROM t6} 295} {'a' 2 m 2} 296do_test colname-6.17 { 297 execsql2 {SELECT ["a"], max(["a"]) AS m FROM t6} 298} {{"a"} 3 m 3} 299do_test colname-6.18 { 300 execsql2 {SELECT "[a]", max("[a]") AS m FROM t6} 301} {{[a]} 4 m 4} 302do_test colname-6.19 { 303 execsql2 {SELECT "`a`", max([`a`]) AS m FROM t6} 304} {`a` 5 m 5} 305 306 307# Ticket #3429 308# We cannot find anything wrong, but it never hurts to add another 309# test case. 310# 311do_test colname-7.1 { 312 db eval { 313 CREATE TABLE t7(x INTEGER PRIMARY KEY, y); 314 INSERT INTO t7 VALUES(1,2); 315 } 316 execsql2 {SELECT rowid, * FROM t7} 317} {x 1 x 1 y 2} 318 319# Tickets #3893 and #3984. (Same problem; independently reported) 320# 321do_test colname-8.1 { 322 db eval { 323 CREATE TABLE "t3893"("x"); 324 INSERT INTO t3893 VALUES(123); 325 SELECT "y"."x" FROM (SELECT "x" FROM "t3893") AS "y"; 326 } 327} {123} 328 329finish_test