dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 1 | # 2022 May 27 |
| 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 | |
| 13 | set testdir [file dirname $argv0] |
| 14 | source $testdir/tester.tcl |
| 15 | set testprefix altertrig |
| 16 | |
| 17 | # If SQLITE_OMIT_ALTERTABLE is defined, omit this file. |
| 18 | ifcapable !altertable { |
| 19 | finish_test |
| 20 | return |
| 21 | } |
| 22 | |
| 23 | proc collapse_whitespace {in} { |
| 24 | regsub -all {[ \t\n]+} [string trim $in] { } |
| 25 | } |
| 26 | |
| 27 | proc do_whitespace_sql_test {tn sql res} { |
| 28 | set got [execsql $sql] |
| 29 | set wgot [list] |
| 30 | set wres [list] |
| 31 | foreach g $got { lappend wgot [collapse_whitespace $g] } |
| 32 | foreach r $res { lappend wres [collapse_whitespace $r] } |
| 33 | |
| 34 | uplevel [list do_test $tn [list set {} $wgot] $wres] |
| 35 | } |
| 36 | |
| 37 | do_execsql_test 1.0 { |
| 38 | CREATE TABLE t1(x); |
| 39 | CREATE TABLE t2(y); |
| 40 | CREATE TABLE t3(z); |
| 41 | CREATE TABLE t4(a); |
| 42 | |
| 43 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 44 | UPDATE t1 SET d='xyz' FROM t2, t3; |
| 45 | END; |
| 46 | } |
| 47 | |
| 48 | do_whitespace_sql_test 1.1 { |
| 49 | ALTER TABLE t3 RENAME TO t5; |
| 50 | SELECT sql FROM sqlite_schema WHERE type='trigger'; |
| 51 | } {{ |
| 52 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 53 | UPDATE t1 SET d='xyz' FROM t2, "t5"; |
| 54 | END |
| 55 | }} |
| 56 | |
| 57 | do_execsql_test 1.2 { |
| 58 | DROP TRIGGER r1; |
| 59 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 60 | UPDATE t1 SET d='xyz' FROM t2, (SELECT * FROM t5); |
| 61 | END; |
| 62 | } |
| 63 | |
| 64 | do_whitespace_sql_test 1.3 { |
| 65 | ALTER TABLE t5 RENAME TO t3; |
| 66 | SELECT sql FROM sqlite_schema WHERE type='trigger'; |
| 67 | } {{ |
| 68 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 69 | UPDATE t1 SET d='xyz' FROM t2, (SELECT * FROM "t3"); |
| 70 | END |
| 71 | }} |
| 72 | |
| 73 | foreach {tn alter update final} { |
| 74 | 1 { |
| 75 | ALTER TABLE t3 RENAME TO t10 |
| 76 | } { |
| 77 | UPDATE t1 SET d='xyz' FROM t2, (SELECT * FROM t3) |
| 78 | } { |
| 79 | UPDATE t1 SET d='xyz' FROM t2, (SELECT * FROM "t10") |
| 80 | } |
| 81 | |
| 82 | 2 { |
| 83 | ALTER TABLE t3 RENAME TO t10 |
| 84 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 85 | UPDATE t1 SET a='xyz' FROM t3, (SELECT * FROM (SELECT e FROM t3)) |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 86 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 87 | UPDATE t1 SET a='xyz' FROM "t10", (SELECT * FROM (SELECT e FROM "t10")) |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 88 | } |
| 89 | |
| 90 | 3 { |
| 91 | ALTER TABLE t3 RENAME e TO abc |
| 92 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 93 | UPDATE t1 SET a='xyz' FROM t3, (SELECT * FROM (SELECT e FROM t3)) |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 94 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 95 | UPDATE t1 SET a='xyz' FROM t3, (SELECT * FROM (SELECT abc FROM t3)) |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 96 | } |
| 97 | |
| 98 | 4 { |
| 99 | ALTER TABLE t2 RENAME c TO abc |
| 100 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 101 | UPDATE t1 SET a='xyz' FROM t3, (SELECT 1 FROM t2 WHERE c) |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 102 | } { |
dan | 4209d55 | 2022-05-27 15:04:43 +0000 | [diff] [blame] | 103 | UPDATE t1 SET a='xyz' FROM t3, (SELECT 1 FROM t2 WHERE abc) |
| 104 | } |
| 105 | |
| 106 | 5 { |
| 107 | ALTER TABLE t2 RENAME c TO abc |
| 108 | } { |
| 109 | UPDATE t1 SET a=t2.c FROM t2 |
| 110 | } { |
| 111 | UPDATE t1 SET a=t2.abc FROM t2 |
| 112 | } |
| 113 | |
| 114 | 6 { |
| 115 | ALTER TABLE t2 RENAME c TO abc |
| 116 | } { |
| 117 | UPDATE t1 SET a=t2.c FROM t2, t3 |
| 118 | } { |
| 119 | UPDATE t1 SET a=t2.abc FROM t2, t3 |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 120 | } |
dan | ca29bbc | 2022-05-27 15:33:51 +0000 | [diff] [blame] | 121 | |
| 122 | 7 { |
| 123 | ALTER TABLE t4 RENAME e TO abc |
| 124 | } { |
| 125 | UPDATE t1 SET a=1 FROM t3 NATURAL JOIN t4 WHERE t4.e=a |
| 126 | } { |
| 127 | UPDATE t1 SET a=1 FROM t3 NATURAL JOIN t4 WHERE t4.abc=a |
| 128 | } |
| 129 | |
| 130 | 8 { |
| 131 | ALTER TABLE t4 RENAME TO abc |
| 132 | } { |
| 133 | UPDATE t1 SET a=1 FROM t3 NATURAL JOIN t4 WHERE t4.e=a |
| 134 | } { |
| 135 | UPDATE t1 SET a=1 FROM t3 NATURAL JOIN "abc" WHERE "abc".e=a |
| 136 | } |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 137 | |
| 138 | } { |
| 139 | reset_db |
| 140 | do_execsql_test 2.$tn.1 { |
| 141 | CREATE TABLE t1(a,b); |
| 142 | CREATE TABLE t2(c,d); |
| 143 | CREATE TABLE t3(e,f); |
dan | ca29bbc | 2022-05-27 15:33:51 +0000 | [diff] [blame] | 144 | CREATE TABLE t4(e,f); |
dan | b8bbe3e | 2022-05-26 19:10:11 +0000 | [diff] [blame] | 145 | } |
| 146 | do_execsql_test 2.$tn.2 " |
| 147 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 148 | $update; |
| 149 | END |
| 150 | " |
| 151 | do_execsql_test 2.$tn.3 $alter |
| 152 | |
| 153 | do_whitespace_sql_test 2.$tn.4 { |
| 154 | SELECT sqL FROM sqlite_schema WHERE type='trigger' |
| 155 | } "{ |
| 156 | CREATE TRIGGER r1 INSERT ON t1 BEGIN |
| 157 | $final; |
| 158 | END |
| 159 | }" |
| 160 | } |
| 161 | |
| 162 | finish_test |
| 163 | |