def evaluate_as_nodeset(self, context):
# Lazily generate the Python function for the expression.
compiler = xpathcompiler(context)
self.compile_as_nodeset(compiler)
self.evaluate_as_nodeset = compiler.compile('evaluate_as_nodeset',
docstring=unicode(self))
return self.evaluate_as_nodeset(context)
def evaluate_as_nodeset(self, context):
# Lazily generate the Python function for the expression.
compiler = xpathcompiler(context)
self.compile_as_nodeset(compiler)
self.evaluate_as_nodeset = compiler.compile('evaluate_as_nodeset',
docstring=unicode(self))
return self.evaluate_as_nodeset(context)
def new_tst_method(cls, expected, factory, args, node,
principal_type=element):
ctx = context(node, namespaces=NAMESPACES)
compiler = xpathcompiler(ctx)
# apply node-test using the default axis, 'child'
nodes = iter(node)
def test_method(self):
node_test = factory(*args)
node_filter = node_test.get_filter(compiler, principal_type)
if node_filter:
result = node_filter.select(ctx, nodes)
else:
result = nodes
self.assertEquals(expected, list(result))
return test_method
