Import SQLite 3.7.6.3.

third_party/sqlite/src/test/vtabE.test

+# 2009 November 23
+#
+# 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 making sure the register cache logic works
+# correctly with virtual tables.  Ticket [16fbf14cb2].
+#
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+ifcapable !vtab {
+  finish_test
+  return
+}
+
+register_tclvar_module [sqlite3_connection_pointer db]
+
+unset -nocomplain vtabE
+set vtabE(vtabE1) 11
+set vtabE(vtabE2) 22
+unset -nocomplain vtabE1
+set vtabE1(w) x
+set vtabE1(y) z
+unset -nocomplain vtabE2
+set vtabE2(a) b
+set vtabE2(c) d
+
+do_test vtabE-1 {
+  db eval {
+    CREATE VIRTUAL TABLE t1 USING tclvar;
+    CREATE VIRTUAL TABLE t2 USING tclvar;
+    CREATE TABLE t3(a INTEGER PRIMARY KEY, b);
+    SELECT t1.*, t2.*, abs(t3.b + abs(t2.value + abs(t1.value)))
+      FROM t1 LEFT JOIN t2 ON t2.name = t1.arrayname
+           LEFT JOIN t3 ON t3.a=t2.value
+     WHERE t1.name = 'vtabE'
+     ORDER BY t1.value, t2.value;
+  }
+} {vtabE vtabE1 11 vtabE1 w x {} vtabE vtabE1 11 vtabE1 y z {} vtabE vtabE2 22 vtabE2 a b {} vtabE vtabE2 22 vtabE2 c d {}}