1 files changed, 100 insertions, 0 deletions

diff --git a/libraries/sqlite/unix/sqlite-3.5.1/test/tkt2339.test b/libraries/sqlite/unix/sqlite-3.5.1/test/tkt2339.test
new file mode 100644
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+++ b/libraries/sqlite/unix/sqlite-3.5.1/test/tkt2339.test
@@ -0,0 +1,100 @@
+# 2007 May 6
+#
+# 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.
+#
+#***********************************************************************
+#
+# $Id: tkt2339.test,v 1.2 2007/09/12 17:01:45 danielk1977 Exp $
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+ifcapable !subquery||!compound {
+  finish_test
+  return
+}
+
+do_test tkt2339.1 {
+  execsql {
+    create table t1(num int);
+    insert into t1 values (1);
+    insert into t1 values (2);
+    insert into t1 values (3);
+    insert into t1 values (4);
+    
+    create table t2(num int);
+    insert into t2 values (11);
+    insert into t2 values (12);
+    insert into t2 values (13);
+    insert into t2 values (14);
+    
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    UNION
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2)
+  }
+} {3 4 13 14}
+do_test tkt2339.2 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    UNION ALL
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2)
+  }
+} {4 3 14 13}
+do_test tkt2339.3 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC)
+    UNION ALL
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2)
+  }
+} {4 3 2 1 14 13}
+do_test tkt2339.4 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    UNION ALL
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC)
+  }
+} {4 3 14 13 12 11}
+do_test tkt2339.5 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    UNION
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC)
+  }
+} {3 4 11 12 13 14}
+do_test tkt2339.6 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    EXCEPT
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC)
+  }
+} {3 4}
+do_test tkt2339.7 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 LIMIT 2)
+    UNION
+    SELECT * FROM (SELECT * FROM t2 ORDER BY num DESC LIMIT 2)
+  }
+} {1 2 13 14}
+do_test tkt2339.8 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 LIMIT 2)
+    UNION
+    SELECT * FROM (SELECT * FROM t2 LIMIT 2)
+  }
+} {1 2 11 12}
+do_test tkt2339.9 {
+  execsql {
+    SELECT * FROM (SELECT * FROM t1 ORDER BY num DESC LIMIT 2)
+    UNION
+    SELECT * FROM (SELECT * FROM t2 LIMIT 2)
+  }
+} {3 4 11 12}
+
+
+finish_test