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44 lines
1.0 KiB
Python
44 lines
1.0 KiB
Python
# Copyright David Abrahams 2004. Distributed under the Boost
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# Software License, Version 1.0. (See accompanying
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# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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#!/usr/bin/env python
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from cltree import basic,symbol,constant,variable
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b = basic()
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c = constant()
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s = symbol()
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v = variable()
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assert isinstance(b,basic)
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assert not isinstance(b,symbol)
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assert not isinstance(b,constant)
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assert not isinstance(b,variable)
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assert isinstance(c,basic)
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assert isinstance(c,constant)
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assert not isinstance(c,symbol)
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assert not isinstance(c,variable)
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assert not isinstance(s,basic)
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assert isinstance(s,symbol)
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assert not isinstance(s,constant)
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assert not isinstance(s,variable)
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assert isinstance(v,basic)
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assert not isinstance(v,symbol)
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assert not isinstance(v,constant)
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assert isinstance(v,variable)
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print 'b=',b
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assert repr(b)=='cltree.basic()'
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print 's=',s
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assert repr(s)!='cltree.wrapped_symbol()' # because not isinstance(s,basic)
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print 'c=',c
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assert repr(c)=='cltree.constant()'
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print 'v=',v
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assert repr(v)=='cltree.wrapped_variable()'
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print 'ok'
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