Log message for revision 68222: Remember an idea of how to solve a particular tricky BBB problem.
Changed: U Zope/branches/ajung-zpt-end-game/lib/python/Products/PageTemplates/tests/testExpressions.py -=- Modified: Zope/branches/ajung-zpt-end-game/lib/python/Products/PageTemplates/tests/testExpressions.py =================================================================== --- Zope/branches/ajung-zpt-end-game/lib/python/Products/PageTemplates/tests/testExpressions.py 2006-05-21 20:03:09 UTC (rev 68221) +++ Zope/branches/ajung-zpt-end-game/lib/python/Products/PageTemplates/tests/testExpressions.py 2006-05-21 23:24:11 UTC (rev 68222) @@ -50,7 +50,23 @@ '''Test advanced expression evaluation 1''' ec = self.ec assert ec.evaluate('x | nothing') is None + + # XXX this fails because Zope 3 doesn't allow empty path + # elements. My idea is to deprecate blank path elements and + # allow them for the time of the deprecation period. We do + # that by implementing our own SubPathExpr that just looks for + # empty path elements and replaces them with a call to a + # TALESNamespace adapter that explicitly does the empty + # element lookup. Then we hand off to the standard Zope 3 + # SubPathExpr implementation. Something along these lines: + # + # class Zope2SubPathExpr(SubPathExpr): + # def __init__(self, text, ...): + # text = text.replace('//', 'blank:element') + # return super(Zope2SubPathExpr, self).__init__(text ...) + # assert ec.evaluate('d/') == 'blank' + assert ec.evaluate('d/_') == 'under' assert ec.evaluate('d/ | nothing') == 'blank' assert ec.evaluate('d/?blank') == 'blank' _______________________________________________ Zope-Checkins maillist - Zope-Checkins@zope.org http://mail.zope.org/mailman/listinfo/zope-checkins