1 files changed, 74 insertions, 0 deletions
diff --git a/test/withM.test b/test/withM.test
new file mode 100644
index 0000000..78b757f
--- /dev/null
+++ b/test/withM.test
@@ -0,0 +1,74 @@
+# 2014 January 11
+#
+# 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 regression tests for SQLite library.  The
+# focus of this file is testing the WITH clause.
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/malloc_common.tcl
+set ::testprefix withM
+
+ifcapable {!cte} {
+  finish_test
+  return
+}
+
+do_execsql_test 1.0 {
+  CREATE TABLE t1(x INTEGER, y INTEGER);
+  INSERT INTO t1 VALUES(123, 456);
+}
+
+do_faultsim_test withM-1.1 -prep {
+  sqlite3 db test.db
+} -body {
+  execsql { 
+    WITH tmp AS ( SELECT * FROM t1 )
+    SELECT * FROM tmp;
+  }
+} -test {
+  faultsim_test_result {0 {123 456}}
+  db close
+}
+
+do_faultsim_test withM-1.2 -prep {
+  sqlite3 db test.db
+} -body {
+  execsql { 
+    WITH w1 AS ( SELECT * FROM t1 ),
+         w2 AS ( 
+           WITH w3 AS ( SELECT * FROM w1 )
+           SELECT * FROM w3
+         )
+    SELECT * FROM w2;
+  }
+} -test {
+  faultsim_test_result {0 {123 456}}
+  db close
+}
+
+do_faultsim_test withM-1.3 -prep {
+  sqlite3 db test.db
+} -body {
+  execsql { 
+    WITH w1(a,b) AS ( 
+      SELECT 1, 1
+      UNION ALL
+      SELECT a+1, b + 2*a + 1 FROM w1
+    )
+    SELECT * FROM w1 LIMIT 5;
+  }
+} -test {
+  faultsim_test_result {0 {1 1 2 4 3 9 4 16 5 25}}
+  db close
+}
+
+finish_test