Import SQLite 3.10.2.

third_party/sqlite/src/test/count.test

 # 2009-02-24
 #
 # 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.
 #
 #***********************************************************************
@@ skipping 173 matching lines @@
     SELECT count(*) FROM t4;
   }
 } {1}
 
 do_execsql_test count-5.1 {
   CREATE TABLE t5(a TEXT PRIMARY KEY, b VARCHAR(50)) WITHOUT ROWID;
   INSERT INTO t5 VALUES('bison','jazz');
   SELECT count(*) FROM t5;
 } {1}
 
+do_catchsql_test count-6.1 {
+  CREATE TABLE t6(x);
+  SELECT count(DISTINCT) FROM t6 GROUP BY x;
+} {1 {DISTINCT aggregates must have exactly one argument}}
+
 finish_test