test for empty .changes not crashing katie.

test/002/test.py

+#!/usr/bin/env python
+
+# Check utils.parse_changes()'s for handling empty files
+# Copyright (C) 2000  James Troup <james@nocrew.org>
+# $Id: test.py,v 1.1 2001-03-02 02:31:07 troup Exp $
+
+# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+################################################################################
+
+import os, sys
+
+sys.path.append(os.path.abspath('../../'));
+
+import utils
+
+################################################################################
+
+def fail(message):
+    sys.stderr.write("%s\n" % (message));
+    sys.exit(1);
+    
+################################################################################
+
+def main ():
+    # Empty .changes file; should raise a 'parse error' exception.
+    try:
+        utils.parse_changes('empty.changes', 0)
+    except utils.changes_parse_error_exc, line:
+        if line != "[Empty changes file]":
+            fail("Returned exception with unexcpected error message `%s'." % (line));
+    else:
+        fail("Didn't raise a 'parse error' exception for a zero-length .changes file.");
+
+################################################################################
+
+if __name__ == '__main__':
+    main()