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1 # 2015 Nov 26 | |
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. Specifically, | |
12 # it tests the sqlite3_index_info.colUsed variable is set correctly. | |
13 # | |
14 | |
15 set testdir [file dirname $argv0] | |
16 source $testdir/tester.tcl | |
17 set testprefix vtabI | |
18 | |
19 ifcapable !vtab { | |
20 finish_test | |
21 return | |
22 } | |
23 | |
24 register_echo_module db | |
25 | |
26 do_execsql_test 1.0 { | |
27 CREATE TABLE t1(a, b, c, d, e); | |
28 CREATE VIRTUAL TABLE e1 USING echo(t1); | |
29 } | |
30 | |
31 foreach {tn query filter} { | |
32 1 {SELECT * FROM e1} | |
33 {SELECT rowid, a, b, c, d, e FROM 't1'} | |
34 | |
35 2 {SELECT a, b FROM e1} | |
36 {SELECT rowid, a, b, NULL, NULL, NULL FROM 't1'} | |
37 | |
38 3 {SELECT count(*) FROM e1 GROUP BY b} | |
39 {SELECT rowid, NULL, b, NULL, NULL, NULL FROM 't1'} | |
40 | |
41 4 {SELECT count(*) FROM e1 GROUP BY b HAVING a=?} | |
42 {SELECT rowid, a, b, NULL, NULL, NULL FROM 't1'} | |
43 | |
44 5 {SELECT a FROM e1 WHERE c=?} | |
45 {SELECT rowid, a, NULL, c, NULL, NULL FROM 't1'} | |
46 | |
47 6 {SELECT a FROM e1 ORDER BY e} | |
48 {SELECT rowid, a, NULL, NULL, NULL, e FROM 't1'} | |
49 | |
50 7 {SELECT a FROM e1 ORDER BY e, d} | |
51 {SELECT rowid, a, NULL, NULL, d, e FROM 't1'} | |
52 } { | |
53 do_test 1.$tn { | |
54 set ::echo_module [list] | |
55 execsql $query | |
56 set idx [lsearch -exact $::echo_module xFilter] | |
57 lindex $::echo_module [expr $idx+1] | |
58 } $filter | |
59 } | |
60 | |
61 #------------------------------------------------------------------------- | |
62 # Tests with a table with more than 64 columns. | |
63 # | |
64 proc all_col_list {} { | |
65 set L [list] | |
66 for {set i 1} {$i <= 100} {incr i} { lappend L "c$i" } | |
67 set L | |
68 } | |
69 | |
70 proc part_col_list {cols} { | |
71 set L [list] | |
72 for {set i 1} {$i <= 100} {incr i} { | |
73 set c "c$i" | |
74 if {[lsearch $cols $c]>=0} { | |
75 lappend L "c$i" | |
76 } else { | |
77 lappend L NULL | |
78 } | |
79 } | |
80 set L | |
81 } | |
82 proc CL {args} { | |
83 join [part_col_list $args] ", " | |
84 } | |
85 proc CLT {args} { | |
86 set cols $args | |
87 for {set i 64} {$i <= 100} {incr i} { | |
88 lappend cols "c$i" | |
89 } | |
90 join [part_col_list $cols] ", " | |
91 } | |
92 | |
93 do_test 2.0 { | |
94 execsql "CREATE TABLE t2([join [all_col_list] ,])" | |
95 execsql "CREATE VIRTUAL TABLE e2 USING echo(t2)" | |
96 } {} | |
97 | |
98 foreach {tn query filter} { | |
99 1 {SELECT c1, c10, c20 FROM e2} | |
100 {SELECT rowid, [CL c1 c10 c20] FROM 't2'} | |
101 | |
102 2 {SELECT c40, c50, c60 FROM e2} | |
103 {SELECT rowid, [CL c40 c50 c60] FROM 't2'} | |
104 | |
105 3 {SELECT c7, c80, c90 FROM e2} | |
106 {SELECT rowid, [CLT c7] FROM 't2'} | |
107 | |
108 4 {SELECT c64 FROM e2} | |
109 {SELECT rowid, [CLT c64] FROM 't2'} | |
110 | |
111 5 {SELECT c63 FROM e2} | |
112 {SELECT rowid, [CL c63] FROM 't2'} | |
113 | |
114 6 {SELECT c22 FROM e2 ORDER BY c50, c70} | |
115 {SELECT rowid, [CLT c22 c50] FROM 't2'} | |
116 | |
117 } { | |
118 do_test 2.$tn { | |
119 set ::echo_module [list] | |
120 execsql $query | |
121 set idx [lsearch -exact $::echo_module xFilter] | |
122 lindex $::echo_module [expr $idx+1] | |
123 } [subst $filter] | |
124 } | |
125 | |
126 finish_test | |
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