1 files changed, 43 insertions, 0 deletions
diff --git a/src/boost/libs/python/test/test_cltree.py b/src/boost/libs/python/test/test_cltree.py
new file mode 100644
index 000000000..2127b7cdb
--- /dev/null
+++ b/src/boost/libs/python/test/test_cltree.py
@@ -0,0 +1,43 @@
+# Copyright David Abrahams 2004. Distributed under 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)
+#!/usr/bin/env python
+
+from cltree import basic,symbol,constant,variable
+
+b = basic()
+c = constant()
+s = symbol()
+v = variable()
+
+assert isinstance(b,basic)
+assert not isinstance(b,symbol)
+assert not isinstance(b,constant)
+assert not isinstance(b,variable)
+
+assert isinstance(c,basic)
+assert isinstance(c,constant)
+assert not isinstance(c,symbol)
+assert not isinstance(c,variable)
+
+assert not isinstance(s,basic)
+assert isinstance(s,symbol)
+assert not isinstance(s,constant)
+assert not isinstance(s,variable)
+
+assert isinstance(v,basic)
+assert not isinstance(v,symbol)
+assert not isinstance(v,constant)
+assert isinstance(v,variable)
+
+print('b=',b)
+assert repr(b)=='cltree.basic()'
+print('s=',s)
+assert repr(s)!='cltree.wrapped_symbol()' # because not isinstance(s,basic)
+print('c=',c)
+assert repr(c)=='cltree.constant()'
+print('v=',v)
+assert repr(v)=='cltree.wrapped_variable()'
+
+
+print('ok')