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

third_party/sqlite/sqlite-src-3080704/test/corrupt4.test

Index: third_party/sqlite/sqlite-src-3080704/test/corrupt4.test
diff --git a/third_party/sqlite/sqlite-src-3080704/test/corrupt4.test b/third_party/sqlite/sqlite-src-3080704/test/corrupt4.test
new file mode 100644
index 0000000000000000000000000000000000000000..24db60fd52ec8f52ff4260ee677ed447e53ef969
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+# 2007 Sept 7
+#
+# 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.
+#
+# This file implements tests to make sure SQLite does not crash or
+# segfault if it sees a corrupt database file.
+#
+# $Id: corrupt4.test,v 1.1 2007/09/07 14:32:07 drh Exp $
+
+set testdir [file dirname $argv0]
+source $testdir/tester.tcl
+
+# Do not use a codec for tests in this file, as the database file is
+# manipulated directly using tcl scripts (using the [hexio_write] command).
+#
+do_not_use_codec
+
+# These tests deal with corrupt database files
+#
+database_may_be_corrupt
+
+# We must have the page_size pragma for these tests to work.
+#
+ifcapable !pager_pragmas {
+  finish_test
+  return
+}
+
+# Create a database with a freelist containing at least two pages.
+#
+do_test corrupt4-1.1 {
+  set bigstring [string repeat 0123456789 200]
+  execsql {
+    PRAGMA auto_vacuum=OFF;
+    PRAGMA page_size=1024;
+    CREATE TABLE t1(x);
+    INSERT INTO t1 VALUES($bigstring);
+    CREATE TABLE t2(y);
+    INSERT INTO t2 VALUES(1);
+    DROP TABLE t1;
+  }
+  file size test.db
+} [expr {1024*4}]
+
+# Verify that there are two pages on the freelist.
+#
+do_test corrupt4-1.2 {
+  execsql {PRAGMA freelist_count}
+} {2}
+
+# Get the page number for the trunk of the freelist.
+#
+set trunkpgno [hexio_get_int [hexio_read test.db 32 4]]
+set baseaddr [expr {($trunkpgno-1)*1024}]
+
+# Verify that the trunk of the freelist has exactly one
+# leaf.
+#
+do_test corrupt4-1.3 {
+  hexio_get_int [hexio_read test.db [expr {$::baseaddr+4}] 4]
+} {1}
+
+# Insert a negative number as the number of leaves on the trunk.
+# Then try to add a new element to the freelist.
+#
+do_test corrupt4-1.4 {
+  hexio_write test.db [expr {$::baseaddr+4}] [hexio_render_int32 -100000000]
+  db close
+  sqlite3 db test.db
+  catchsql {
+    DROP TABLE t2
+  }
+} {1 {database disk image is malformed}}
+
+finish_test