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Make sure aggregate functions can take any number of arguments up to the

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limit imposed by SQLITE_LIMIT_FUNCTION_ARGS.  Ticket #3179.  Modify
the group_concat() function to take an unlimited number of arguments in
order to facilitate testing this behavior. (CVS 5233)

FossilOrigin-Name: 70c6739f4e84b3433e14960346b54d0e9e0bb9c6
This commit is contained in:
drh
2008-06-18 15:34:09 +00:00
parent 56a40a8010
commit a2baf3a2e5
5 changed files with 40 additions and 27 deletions
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14
test/func.test
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@ -11,7 +11,7 @@
# This file implements regression tests for SQLite library. The
# focus of this file is testing built-in functions.
#
# $Id: func.test,v 1.78 2008/04/16 12:58:54 drh Exp $
# $Id: func.test,v 1.79 2008/06/18 15:34:10 drh Exp $
set testdir [file dirname $argv0]
source $testdir/tester.tcl
@ -929,6 +929,18 @@ do_test func-24.6 {
SELECT 'BEGIN-'||group_concat(t1) FROM tbl1
}
} {BEGIN-this,program,is,free,software}
set midargs {}
set midres {}
for {set i 1} {$i<[sqlite3_limit db SQLITE_LIMIT_FUNCTION_ARG -1]-1} {incr i} {
append midargs ,'/$i'
append midres /$i
set result \
"this$midres:program$midres:is$midres:free$midres:software$midres"
set sql "SELECT group_concat(t1$midargs,':') FROM tbl1"
do_test func-24.7.$i {
db eval $::sql
} $result
}
# Use the test_isolation function to make sure that type conversions
# on function arguments do not effect subsequent arguments.