sl@0: # 2006 January 20
sl@0: #
sl@0: # The author disclaims copyright to this source code.  In place of
sl@0: # a legal notice, here is a blessing:
sl@0: #
sl@0: #    May you do good and not evil.
sl@0: #    May you find forgiveness for yourself and forgive others.
sl@0: #    May you share freely, never taking more than you give.
sl@0: #
sl@0: #***********************************************************************
sl@0: # This file implements regression tests for SQLite library.
sl@0: #
sl@0: # This file implements tests for calling sqlite3_result_error()
sl@0: # from within an aggregate function implementation.
sl@0: #
sl@0: # $Id: aggerror.test,v 1.3 2006/05/03 23:34:06 drh Exp $
sl@0: 
sl@0: set testdir [file dirname $argv0]
sl@0: source $testdir/tester.tcl
sl@0: 
sl@0: 
sl@0: # Add the x_count aggregate function to the database handle.
sl@0: # x_count will error out if its input is 40 or 41 or if its
sl@0: # final results is 42.  Make sure that such errors are handled
sl@0: # appropriately.
sl@0: #
sl@0: do_test aggerror-1.1 {
sl@0:   set DB [sqlite3_connection_pointer db]
sl@0:   sqlite3_create_aggregate $DB
sl@0:   execsql {
sl@0:     CREATE TABLE t1(a);
sl@0:     INSERT INTO t1 VALUES(1);
sl@0:     INSERT INTO t1 VALUES(2);
sl@0:     INSERT INTO t1 SELECT a+2 FROM t1;
sl@0:     INSERT INTO t1 SELECT a+4 FROM t1;
sl@0:     INSERT INTO t1 SELECT a+8 FROM t1;
sl@0:     INSERT INTO t1 SELECT a+16 FROM t1;
sl@0:     INSERT INTO t1 SELECT a+32 FROM t1 ORDER BY a LIMIT 7;
sl@0:     SELECT x_count(*) FROM t1;
sl@0:   }
sl@0: } {39}
sl@0: do_test aggerror-1.2 {
sl@0:   execsql {
sl@0:     INSERT INTO t1 VALUES(40);
sl@0:     SELECT x_count(*) FROM t1;
sl@0:   }
sl@0: } {40}
sl@0: do_test aggerror-1.3 {
sl@0:   catchsql {
sl@0:     SELECT x_count(a) FROM t1;
sl@0:   }
sl@0: } {1 {value of 40 handed to x_count}}
sl@0: ifcapable utf16 {
sl@0:   do_test aggerror-1.4 {
sl@0:     execsql {
sl@0:       UPDATE t1 SET a=41 WHERE a=40
sl@0:     }
sl@0:     catchsql {
sl@0:       SELECT x_count(a) FROM t1;
sl@0:     }
sl@0:   } {1 abc}
sl@0: }
sl@0: do_test aggerror-1.5 {
sl@0:   execsql {
sl@0:     SELECT x_count(*) FROM t1
sl@0:   }
sl@0: } 40
sl@0: do_test aggerror-1.6 {
sl@0:   execsql {
sl@0:     INSERT INTO t1 VALUES(40);
sl@0:     INSERT INTO t1 VALUES(42);
sl@0:   }
sl@0:   catchsql {
sl@0:     SELECT x_count(*) FROM t1;
sl@0:   }
sl@0: } {1 {x_count totals to 42}}
sl@0: 
sl@0: finish_test