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# 2022-01-21
#
# 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 tests for sqlite3_vtab_distinct() interface.
#
set testdir [file dirname $argv0]
source $testdir/tester.tcl
set testprefix vtabdistinct
ifcapable !vtab {
finish_test
return
}
load_static_extension db qpvtab
do_execsql_test 1.1 {
SELECT ix FROM qpvtab WHERE vn='sqlite3_vtab_distinct';
} {0}
do_execsql_test 1.2 {
SELECT DISTINCT ix FROM qpvtab WHERE vn='sqlite3_vtab_distinct';
} {2}
do_execsql_test 1.3 {
SELECT distinct vn, ix FROM qpvtab(3)
WHERE +vn IN ('sqlite3_vtab_distinct','nOrderBy');
} {nOrderBy 2 sqlite3_vtab_distinct 2}
do_execsql_test 1.4 {
SELECT vn, ix FROM qpvtab
GROUP BY vn
HAVING vn='sqlite3_vtab_distinct';
} {sqlite3_vtab_distinct 1}
finish_test
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