def test_nonoverlapping_filth(self):
"""can't merge non-overlapping filth"""
a_filth = Filth(beg=0, end=3, text="the")
b_filth = Filth(beg=4, end=7, text="end")
with self.assertRaises(FilthMergeError):
a_filth.merge(b_filth)
with self.assertRaises(FilthMergeError):
b_filth.merge(a_filth)
def test_nonoverlapping_filth(self):
"""can't merge non-overlapping filth"""
a_filth = Filth(beg=0, end=3, text="the")
b_filth = Filth(beg=4, end=7, text="end")
with self.assertRaises(FilthMergeError):
a_filth.merge(b_filth)
with self.assertRaises(FilthMergeError):
b_filth.merge(a_filth)
def test_invalid_merge_documents(self):
"""Ensure Filth in two different documents cant be merged"""
filth_a = Filth(0, 2, text='aa', document_name='one')
filth_b = Filth(1, 2, text='a', document_name='two')
with self.assertRaises(FilthMergeError):
filth_a.merge(filth_b)
with self.assertRaises(FilthMergeError):
filth_b.merge(filth_a)
