1#!/usr/bin/tclsh
2#
3# Run this script to generate randomized test cases for the where7.test
4# script.  The output will need to be manually copied and pasted into
5# the where7.test script.
6#
7puts "do_test where7-2.1 \173"
8puts "  db eval \173"
9puts "    CREATE TABLE t2(a INTEGER PRIMARY KEY,b,c,d,e,f,g);"
10set NA 100
11for {set a 1} {$a<=$NA} {incr a} {
12  set b [expr {$a*11}]
13  set div3 [expr {int(($a+2)/3)}]
14  set c [expr {$div3*1001}]
15  set d [expr {$a*1.001}]
16  set e [expr {$div3*100.1}]
17  set x [expr {$a%26}]
18  set f [string range {abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz} \
19           $x [expr {$x+8}]]
20  set div5 [expr {int(($a+7)/5)}]
21  set x [expr {$div5%26}]
22  set g [string range {zyxwvutsrqponmlkjihgfedcbazyxwvutsrqponmlkjihgfedcba} \
23           $x [expr {$x+6}]]
24  puts "    INSERT INTO t2 VALUES($a,$b,$c,$d,$e,'$f','$g');"
25  lappend fidx($f) $a
26  lappend gidx($g) $a
27  set gof($a) $g
28  set fof($a) $f
29
30  set expr "a=$a"
31  set term($expr) $a
32  set expr "((a BETWEEN [expr {$a-1}] AND [expr {$a+1}]) AND a!=$a)"
33  set x {}
34  if {$a>1} {set x [expr {$a-1}]}
35  if {$a<$NA} {lappend x [expr {$a+1}]}
36  set term($expr) $x
37  set expr "b=$b"
38  set term($expr) $a
39  set expr "b=[expr {$a*11+3}]"
40  set term($expr) {}
41  set expr "c=$c"
42  lappend term($expr) $a
43  set expr "(d>=$a.0 AND d<[expr {$a+1.0}] AND d NOT NULL)"
44  lappend term($expr) $a
45  set expr "f='$f'"
46  lappend term($expr) $a
47  set expr \
48     "(f GLOB '?[string range $f 1 4]*' AND f GLOB '[string range $f 0 3]*')"
49  lappend term($expr) $a
50  set expr "(g='$g' AND f GLOB '[string range $f 0 4]*')"
51  lappend term($expr) $a
52}
53puts "    CREATE INDEX t2b ON t2(b);"
54puts "    CREATE INDEX t2c ON t2(c);"
55puts "    CREATE INDEX t2d ON t2(d);"
56puts "    CREATE INDEX t2e ON t2(e);"
57puts "    CREATE INDEX t2f ON t2(f);"
58puts "    CREATE INDEX t2g ON t2(g);"
59puts "    CREATE TABLE t3(a INTEGER PRIMARY KEY,b,c,d,e,f,g);"
60puts "    INSERT INTO t3 SELECT * FROM t2;"
61puts "    CREATE INDEX t3b ON t3(b,c);"
62puts "    CREATE INDEX t3c ON t3(c,e);"
63puts "    CREATE INDEX t3d ON t3(d,g);"
64puts "    CREATE INDEX t3e ON t3(e,f,g);"
65puts "    CREATE INDEX t3f ON t3(f,b,d,c);"
66puts "    CREATE INDEX t3g ON t3(g,f);"
67
68puts "  \175"
69puts "\175 {}"
70
71set term(b<0) {}
72set term(1000000<b) {}
73set term(c<=10) {}
74set term(c>=[expr {int(($NA+2)/3)*1001+1}]) {}
75set term(d<0.0) {}
76set term(d>1e10) {}
77set expr {e IS NULL}
78set term($expr) {}
79set expr {f IS NULL}
80set term($expr) {}
81set expr {g IS NULL}
82set term($expr) {}
83
84set NT 1000
85set termlist [array names term]
86set nterm [llength $termlist]
87for {set i 2} {$i<=$NT+1} {incr i} {
88  set n [expr {int(rand()*10)+2}]
89  set w {}
90  unset -nocomplain r
91  for {set j 0} {$j<$n} {incr j} {
92    set k [expr {int(rand()*$nterm)}]
93    set t [lindex $termlist $k]
94    lappend w $t
95    foreach a $term($t) {
96      set r($a) 1
97    }
98  }
99  if {[info exists seen($w)]} {
100    incr i -1
101    continue
102  }
103  set seen($w) 1
104  set result [lsort -int [array names r]]
105  puts "do_test where7-2.$i.1 \173"
106  puts "  count_steps_sort \173"
107  puts "     SELECT a FROM t2"
108  set wc [join $w "\n         OR "]
109  puts "      WHERE $wc"
110  puts "  \175"
111  puts "\175 {$result scan 0 sort 0}"
112  puts "do_test where7-2.$i.2 \173"
113  puts "  count_steps_sort \173"
114  puts "     SELECT a FROM t3"
115  set wc [join $w "\n         OR "]
116  puts "      WHERE $wc"
117  puts "  \175"
118  puts "\175 {$result scan 0 sort 0}"
119}
120puts "finish_test"
121