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🧹 dinglehopper: Clean up test_lines_similar()

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Gerber, Mike 2020-06-12 17:01:56 +02:00
parent dc85294380
commit 453247c2f3
1 changed files with 13 additions and 2 deletions
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15
qurator/dinglehopper/tests/test_align.py
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@ -78,7 +78,8 @@ def test_lines():
def test_lines_similar():
"""Test comparing list of lines while using a "weaker equivalence".
"""
Test comparing list of lines while using a "weaker equivalence".
This mainly serves as documentation.
"""
@ -88,7 +89,14 @@ def test_lines_similar():
self._string = string
def __eq__(self, other):
return distance(self._string, other._string) < 2 # XXX NOT the final version
# Just an example!
min_len = min(len(self._string), len(other._string))
if min_len > 0:
normalized_distance = distance(self._string, other._string)/min_len
similar = normalized_distance < 0.1
else:
similar = False
return similar
def __ne__(self, other):
return not self.__eq__(other)
@ -106,3 +114,6 @@ def test_lines_similar():
left, right = unzip(result)
assert list(left) == [SimilarString('This is a line.'), SimilarString('This is another'), None, SimilarString('And the last line')]
assert list(right) == [SimilarString('This is a ljne.'), SimilarString('This is another'), SimilarString('J u n k'), SimilarString('And the last line')]
# Test __eq__ (i.e. is it a substitution or a similar string?)
assert list(left)[0] == list(right)[0]