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sqlite3

    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: #
    7: puts "do_test where7-2.1 \173"
    8: puts "  db eval \173"
    9: puts "    CREATE TABLE t2(a INTEGER PRIMARY KEY,b,c,d,e,f,g);"
   10: set NA 100
   11: for {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) $a
   52: }
   53: puts "    CREATE INDEX t2b ON t2(b);"
   54: puts "    CREATE INDEX t2c ON t2(c);"
   55: puts "    CREATE INDEX t2d ON t2(d);"
   56: puts "    CREATE INDEX t2e ON t2(e);"
   57: puts "    CREATE INDEX t2f ON t2(f);"
   58: puts "    CREATE INDEX t2g ON t2(g);"
   59: puts "    CREATE TABLE t3(a INTEGER PRIMARY KEY,b,c,d,e,f,g);"
   60: puts "    INSERT INTO t3 SELECT * FROM t2;"
   61: puts "    CREATE INDEX t3b ON t3(b,c);"
   62: puts "    CREATE INDEX t3c ON t3(c,e);"
   63: puts "    CREATE INDEX t3d ON t3(d,g);"
   64: puts "    CREATE INDEX t3e ON t3(e,f,g);"
   65: puts "    CREATE INDEX t3f ON t3(f,b,d,c);"
   66: puts "    CREATE INDEX t3g ON t3(g,f);"
   67: 
   68: puts "  \175"
   69: puts "\175 {}"
   70: 
   71: set term(b<0) {}
   72: set term(1000000<b) {}
   73: set term(c<=10) {}
   74: set term(c>=[expr {int(($NA+2)/3)*1001+1}]) {}
   75: set term(d<0.0) {}
   76: set term(d>1e10) {}
   77: set expr {e IS NULL}
   78: set term($expr) {}
   79: set expr {f IS NULL}
   80: set term($expr) {}
   81: set expr {g IS NULL}
   82: set term($expr) {}
   83: 
   84: set NT 1000
   85: set termlist [array names term]
   86: set nterm [llength $termlist]
   87: for {set i 2} {$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: }
  120: puts "finish_test"