1 files changed, 52 insertions, 0 deletions
diff --git a/test/tkt3879.test b/test/tkt3879.test
new file mode 100644
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--- /dev/null
+++ b/test/tkt3879.test
@@ -0,0 +1,52 @@
+# 2009 May 25
+#
+# 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.
+#
+#***********************************************************************
+#
+# Tests to verify ticket #3879 is fixed.
+#
+# $Id: tkt3879.test,v 1.2 2009/06/05 17:09:12 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+do_test tkt3879.1.1 {
+  execsql {
+    CREATE TABLE t1 (a PRIMARY KEY, b);
+    INSERT INTO t1 VALUES ('w',  1);
+    INSERT INTO t1 VALUES ('z', -1);
+  
+    CREATE TABLE t2 (m INTEGER PRIMARY KEY, n, a, p);
+    INSERT INTO t2 VALUES (25, 13, 'w', 1);
+    INSERT INTO t2 VALUES (26, 25, 'z', 153);
+    INSERT INTO t2 VALUES (27, 25, 'z', 68);
+
+    CREATE TABLE t3 (m);
+    INSERT INTO t3 VALUES (25);
+  }
+} {}
+
+do_test tkt3879.1.2 {
+  execsql {
+    SELECT 111, t1.b*123
+    FROM t3, t2 AS j0, t2 AS j1, t1
+    WHERE j0.m=t3.m AND t1.a=j0.a AND j1.n=j0.m;
+  }
+} {111 123 111 123}
+
+do_test tkt3879.1.3 {
+  execsql {
+    SELECT 222, t1.b*123
+    FROM t3, t2 AS j0, t2 AS j1, t1
+    WHERE j0.m=t3.m AND t1.a=j0.a AND j1.n=j0.m
+    ORDER BY t1.b;
+  }
+} {222 123 222 123}
+
+finish_test