generator: Add OCaml bindings.

[hivex.git] / ocaml / t / hivex_100_errors.ml

diff --git a/ocaml/t/hivex_100_errors.ml b/ocaml/t/hivex_100_errors.ml
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+(* hivex OCaml bindings
+ * Copyright (C) 2009-2010 Red Hat Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *)
+
+(* Test different types of error handling used by the API. *)
+
+open Unix
+open Printf
+let (//) = Filename.concat
+let srcdir = try Sys.getenv "srcdir" with Not_found -> "."
+
+let () =
+  printf "01 non-existent file\n%!";
+  (try
+     ignore (Hivex.open_file "no_such_file" []);
+     failwith "no exception thrown when opening a non-existent file"
+   with
+   | Hivex.Error ("open", ENOENT, _) -> () (* ok *)
+   (* let any other exception escape and stop the test *)
+  );
+
+  printf "02 closed handle\n%!";
+  let h = Hivex.open_file (srcdir // "../images/minimal") [] in
+  Hivex.close h;
+  (try
+     ignore (Hivex.root h)
+   with
+   | Hivex.Handle_closed "root" -> () (* ok *)
+   (* let any other exception escape and stop the test *)
+  );
+
+  printf "03 write to read-only file\n%!";
+  let h = Hivex.open_file (srcdir // "../images/minimal") [] in
+  (try
+     ignore (Hivex.node_add_child h (Hivex.root h) "Foo")
+   with
+   | Hivex.Error ("node_add_child", EROFS, _) -> () (* ok *)
+   (* let any other exception escape and stop the test *)
+  );
+  Hivex.close h;
+
+  printf "04 node_get_child node not found\n%!";
+  let h = Hivex.open_file (srcdir // "../images/minimal") [] in
+  (try
+     ignore (Hivex.node_get_child h (Hivex.root h) "NoSuchNode")
+   with
+   | Not_found -> () (* ok *)
+   (* let any other exception escape and stop the test *)
+  );
+  Hivex.close h;
+
+  (* Gc.compact is a good way to ensure we don't have
+   * heap corruption or double-freeing.
+   *)
+  Gc.compact ()