SupyML: make the <while> works and fix testWhile

SupyML/plugin.py

@@ -170,12 +170,15 @@ class SupyMLParser:
                 raise LoopTypeIsMissing(node.toxml())
             elif loopType is None:
                 loopType = childNode.nodeName
-                loopCond = childNode.toxml()[len('<while>'):-len('</while>')]
+                loopCond = childNode.toxml()
+                loopCond = loopCond[len(loopType+'<>'):-len(loopType+'</>')]
             else:
                 loopContent += childNode.toxml()
         if loopType == 'while':
             try:
-                while utils.str.toBool(self._parse(loopCond, variables, True)):
+                while utils.str.toBool(self._parse(loopCond, variables,
+                                                   True).split(': ')[1]):
+                    loopContent = '<echo>%s</echo>' % loopContent
                     output += self._parse(loopContent)
             except AttributeError: # toBool() failed
                 pass

SupyML/test.py

@@ -115,7 +115,7 @@ class SupyMLTestCase(ChannelPluginTestCase):
                                     '</echo>'
                                 '</loop>'
                             '</echo>',
-                            'barbar')
+                            'bar')
 
 
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