Optional flags parameter to visitor allows container features to be suppressed

[SVN r20874]

test/test_vector_disable.py

@@ -0,0 +1,71 @@
+# Python module test_vector_disable.py
+#
+# Copyright (c) 2003 Raoul M. Gough
+#
+# Use, modification and distribution is subject to the Boost Software
+# License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy
+# at http://www.boost.org/LICENSE_1_0.txt)
+#
+# History
+# =======
+# 2003/11/19   rmg     File creation
+#
+# $Id$
+#
+
+'''>>> from test_vector_disable_ext import *
+>>> v = Vector_disable()
+>>> v.append (1)
+>>> v.append (2)
+>>> v.append (3)
+>>> v.append (4)
+>>> del v[0]
+>>> print [ x for x in v ]
+[2, 3, 4]
+>>> v[0] = 5
+>>> print [ x for x in v ]
+[5, 3, 4]
+>>> assert getattr (v, "len", None) == None
+>>> assert getattr (v, "sort", None) == None
+>>> assert getattr (v, "reverse", None) == None
+>>> assert getattr (v, "index", None) == None
+>>> assert getattr (v, "count", None) == None
+>>> assert getattr (v, "insert", None) == None
+>>> assert getattr (v, "extend", None) == None
+>>> try:
+...     s = v[:]
+...     print "__getitem__ supports slices (should be disabled)"
+... except TypeError, e:
+...     print "Got expected exception"
+...
+Got expected exception
+>>> try:
+...     v[:1] = [1]
+...     print "__setitem__ supports slices (should be disabled)"
+... except TypeError, e:
+...     print "Got expected exception"
+...
+Got expected exception
+>>> try:
+...     del v[:]
+...     print "__delitem__ supports slices (should be disabled)"
+... except TypeError, e:
+...     print "Got expected exception"
+...
+Got expected exception
+'''
+
+def run(args = None):
+    import sys
+    import doctest
+
+    if args is not None:
+        sys.argv = args
+    return doctest.testmod(sys.modules.get(__name__))
+
+if __name__ == '__main__':
+    print 'running...'
+    import sys
+    status = run()[0]
+    if (status == 0): print "Done."
+    sys.exit(status)