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

third_party/sqlite/src/test/shared7.test

 # 2009 April 30
 #
 # 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.
 #
 #***********************************************************************
 #
 # Make sure that attaching the same database multiple times in
 # shared cache mode fails.
 #
 # $Id: shared7.test,v 1.1 2009/04/30 13:30:33 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
 ifcapable !shared_cache { finish_test ; return }
 
 do_test shared7-1.1 {
   set ::enable_shared_cache [sqlite3_enable_shared_cache 1]
   sqlite3_enable_shared_cache
 } {1}
 
+# EVIDENCE-OF: R-05098-06501 In shared cache mode, attempting to attach
+# the same database file more than once results in an error.
+#
 do_test shared7-1.2 {
   db close
   sqlite3 db test.db
   db eval {
     CREATE TABLE t1(x);
   }
   catchsql {
     ATTACH 'test.db' AS err1;
   }
 } {1 {database is already attached}}
 
 do_test shared7-1.3 {
-  file delete -force test2.db test2.db-journal
+  forcedelete test2.db test2.db-journal
   db eval {
     ATTACH 'test2.db' AS test2;
     CREATE TABLE test2.t2(y);
   }
   catchsql {
     ATTACH 'test2.db' AS err2;
   }
 } {1 {database is already attached}}
 do_test shared7-1.4 {
   catchsql {
     ATTACH 'test.db' AS err1;
   }
 } {1 {database is already attached}}
 
 
 sqlite3_enable_shared_cache $::enable_shared_cache
 finish_test