Adding the sqlite sourcecode

ext/fts5/test/fts5ubsan.test

@@ -0,0 +1,60 @@
+# 2022 August 9
+#
+# 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 test is focused on edge cases that cause ubsan errors.
+#
+
+source [file join [file dirname [info script]] fts5_common.tcl]
+set testprefix fts5ubsan
+
+# If SQLITE_ENABLE_FTS5 is not defined, omit this file.
+ifcapable !fts5 {
+  finish_test
+  return
+}
+
+do_execsql_test 1.0 {
+  CREATE VIRTUAL TABLE x1 USING fts5(x);
+}
+
+set BIG    9000000000000000000
+set SMALL -9000000000000000000
+
+do_execsql_test 1.1 {
+  BEGIN;
+    INSERT INTO x1 (rowid, x) VALUES($BIG,   'aaa aba acc');
+    INSERT INTO x1 (rowid, x) VALUES($SMALL, 'aaa abc acb');
+  COMMIT;
+}
+
+do_execsql_test 1.2 {
+  SELECT rowid, x FROM x1('ab*');
+} [list $SMALL {aaa abc acb} $BIG {aaa aba acc}]
+
+do_execsql_test 1.3 {
+  SELECT rowid, x FROM x1('ac*');
+} [list $SMALL {aaa abc acb} $BIG {aaa aba acc}]
+
+reset_db
+do_execsql_test 2.0 {
+  CREATE VIRTUAL TABLE x1 USING fts5(x);
+}
+
+do_execsql_test 2.1 {
+  INSERT INTO x1 (rowid, x) VALUES($BIG,   'aaa aba acc');
+  INSERT INTO x1 (rowid, x) VALUES($SMALL, 'aaa abc acb');
+}
+
+do_execsql_test 2.2 {
+  INSERT INTO x1 (x1) VALUES('optimize');
+}
+
+finish_test