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"""Helper classes for tests."""
import unittest
from bs4 import BeautifulSoup
from bs4.element import Comment, SoupStrainer
from bs4.builder import LXMLTreeBuilder
class SoupTest(unittest.TestCase):
@property
def default_builder(self):
return LXMLTreeBuilder()
def soup(self, markup, **kwargs):
"""Build a Beautiful Soup object from markup."""
builder = kwargs.pop('builder', self.default_builder)
return BeautifulSoup(markup, builder=builder, **kwargs)
def document_for(self, markup):
"""Turn an HTML fragment into a document.
The details depend on the builder.
"""
return self.default_builder.test_fragment_to_document(markup)
def assertSoupEquals(self, to_parse, compare_parsed_to=None):
builder = self.default_builder
obj = BeautifulSoup(to_parse, builder=builder)
if compare_parsed_to is None:
compare_parsed_to = to_parse
self.assertEquals(obj.decode(), self.document_for(compare_parsed_to))
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