Add //third_party/sqlite to dirs_to_snapshot, remove net_sql.patch

third_party/sqlite/sqlite-src-3070603/test/malloc7.test

+# 2006 July 26
+#
+# 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 contains additional out-of-memory checks (see malloc.tcl)
+# added to expose a bug in out-of-memory handling for sqlite3_prepare16().
+#
+# $Id: malloc7.test,v 1.5 2008/02/18 22:24:58 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+source $testdir/malloc_common.tcl
+
+# Only run these tests if memory debugging is turned on.
+#
+if {!$MEMDEBUG} {
+   puts "Skipping malloc7 tests: not compiled with -DSQLITE_MEMDEBUG..."
+   finish_test
+   return
+}
+
+
+do_malloc_test malloc7-1 -sqlprep {
+  CREATE TABLE t1(a,b,c,d);
+  CREATE INDEX i1 ON t1(b,c);
+} -tclbody {
+  set sql16 [encoding convertto unicode "SELECT * FROM sqlite_master"]
+  append sql16 "\00\00"
+  set nbyte [string length $sql16]
+  set ::STMT [sqlite3_prepare16 db $sql16 $nbyte DUMMY]
+  sqlite3_finalize $::STMT
+} 
+
+
+# Ensure that no file descriptors were leaked.
+do_test malloc-99.X {
+  catch {db close}
+  set sqlite_open_file_count
+} {0}
+
+puts open-file-count=$sqlite_open_file_count
+finish_test