# 2016 July 29 # # The author disclaims copyright to this source code. In place of # a legal notice, here is a blessing: # # May you do good and not evil. # May you find forgiveness for yourself and forgive others. # May you share freely, never taking more than you give. # #*********************************************************************** # This file implements regression tests for SQLite library. The # focus of this file is syntax errors involving row-values and # virtual tables. # set testdir [file dirname $argv0] source $testdir/tester.tcl set ::testprefix rowvalue5 ifcapable !vtab { finish_test return } proc vtab_command {method args} { switch -- $method { xConnect { return "CREATE TABLE t1(a, b, c, d, expr)" } xBestIndex { set COL(0) a set COL(1) b set COL(2) c set COL(3) d set COL(4) expr set OP(eq) = set OP(ne) != set OP(gt) > set OP(le) <= set OP(lt) < set OP(ge) >= set OP(match) MATCH set OP(like) LIKE set OP(glob) GLOB set OP(regexp) REGEXP set clist [lindex $args 0] set ret [list] set elist [list] set i 0 foreach c $clist { array set C $c if {$C(usable)} { lappend ret omit $i lappend elist "$COL($C(column)) $OP($C(op)) %$i%" } incr i } lappend ret idxstr [join $elist " AND "] #puts "xBestIndex: $ret" return $ret } xFilter { foreach {idxnum idxstr arglist} $args {} set i 0 set ee $idxstr foreach a $arglist { if {[string is double $a]==0} { set a "'[string map {' ''} $a]'" } set ee [string map [list "%$i%" $a] $ee] incr i } set ee [string map [list "'" "''"] $ee] set ret [list sql "SELECT 1, 'a', 'b', 'c', 'd', '$ee'"] #puts "xFilter: $ret" return $ret } } return {} } register_tcl_module db do_execsql_test 1.0 { CREATE VIRTUAL TABLE x1 USING tcl(vtab_command); } {} foreach {tn where res} { 1 "1" {{}} 2 "a=1" {{a = 1}} 3 "a=1 AND 4 = b" {{a = 1 AND b = 4}} 4 "c>'hello'" {{c > 'hello'}} 5 "c<='hel''lo'" {{c <= 'hel''lo'}} 6 "(a, b) = (SELECT 9, 10)" {{a = 9 AND b = 10}} 7 "(+a, b) = (SELECT 'a', 'b')" {{b = 'b'}} 8 "(a, +b) = (SELECT 'a', 'b')" {{a = 'a'}} 11 "(+a, b) IN (SELECT 'a', 'b')" {{b = 'b'}} 12 "(a, +b) IN (SELECT 'a', 'b')" {{a = 'a'}} 13 "(a, b) < ('d', 'e')" {{a <= 'd'}} 14 "(a, b) < ('a', 'c')" {{a <= 'a'}} 15 "(a, b) <= ('a', 'b')" {{a <= 'a'}} 16 "(a, b) < ('a', 'b')" {} } { do_execsql_test 1.$tn "SELECT expr FROM x1 WHERE $where" $res } finish_test