mirror of https://github.com/Yomguithereal/fog.git
60 lines
1.5 KiB
Python
60 lines
1.5 KiB
Python
# =============================================================================
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# Fog Key Collision Clustering Unit Tests
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# =============================================================================
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from test.clustering.utils import Clusters
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from Levenshtein import distance as levenshtein
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from fog.clustering import key_collision
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from fog.tokenizers import ngrams
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DATA = [
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'Hello',
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'hello',
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'heLLo',
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'gooDbye',
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'Goodbye'
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]
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CLUSTERS = Clusters([
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['Hello', 'hello', 'heLLo'],
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['gooDbye', 'Goodbye']
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])
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NAMES = [
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'John Doe',
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'John Doe Jr.',
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'Mary S.',
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'Mary Silva',
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'John D.'
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]
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NAMES_CLUSTERS = Clusters([
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['John Doe', 'John Doe Jr.', 'John D.'],
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['John Doe', 'John Doe Jr.', 'John D.'],
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['John Doe', 'John Doe Jr.'],
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['John Doe', 'John Doe Jr.'],
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['Mary S.', 'Mary Silva'],
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['Mary S.', 'Mary Silva']
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])
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MERGED_NAMES_CLUSTERS = Clusters([
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['John D.', 'John Doe', 'John Doe Jr.'],
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['Mary S.', 'Mary Silva']
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])
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class TestKeyCollisionClustering(object):
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def test_single_key(self):
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clusters = Clusters(key_collision(DATA, key=lambda x: x.lower()))
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assert clusters == CLUSTERS
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def test_multiple_key(self):
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clusters = Clusters(key_collision(NAMES, keys=lambda x: ngrams(5, x), merge=False))
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assert clusters == NAMES_CLUSTERS
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def test_multiple_keys_merged(self):
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clusters = Clusters(key_collision(NAMES, keys=lambda x: ngrams(5, x)))
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assert clusters == MERGED_NAMES_CLUSTERS
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