def BuildMapping(self, top_value):
Test that a Element which is returned by the render method of another
dataset/ETHPy150Open AppScale/appscale/AppServer/google/appengine/api/yaml_builder.py/Builder.BuildMapping--crossover with--dataset/ETHPy150Open twisted/nevow/nevow/test/test_element.py/FlattenIntegrationTests.test_elementContainingStaticElement