def test_empty_doc():
doc = Doc()
assert doc.getvalue() == ""
assert str(doc) == ""
doc.text("thing")
assert doc.getvalue() == "thing"
assert str(doc) == "thing"
def _render_page(self):
page_doc = Doc()
with self._html_page_structure(page_doc):
page_doc._clone_children(self)
return page_doc.getvalue()