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merge #6

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Jul 21, 2021
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merge #6

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6e0ae23
test: ensure be able returns close to 1 if curves have similar shapes
nelsonwenner Jul 21, 2021
b37ed8a
test: ensure be able returns low numbers for curves with dissimilar s…
nelsonwenner Jul 21, 2021
191a038
test: should be really close to 0 for very dissimilar shape
nelsonwenner Jul 21, 2021
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Empty file added tests/shapesimilarity/__init__.py
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18 changes: 18 additions & 0 deletions tests/shapesimilarity/test_shape_similarity.py
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Original file line number Diff line number Diff line change
@@ -0,0 +1,18 @@
from shapesimilarity import shape_similarity
import unittest

class TestShapeSimilarity(unittest.TestCase):
def test_returns_close_to_1_if_curves_have_similar_shapes(self):
curve1 = [[0, 0], [2, 4], [18, -3]]
curve2 = [[0.3, -0.2], [2.2, 4.5], [16, -4]]
self.assertEqual(shape_similarity(curve1, curve2), 0.9127)

def test_returns_low_numbers_for_curves_with_dissimilar_shapes(self):
curve1 = [[0, 0], [2, 4], [4, 0], [0, 0]]
curve2 = [[0, 0], [2, 2], [2, 2], [1, 1]]
self.assertEqual(shape_similarity(curve1, curve2), 0.4792)

def test_should_be_really_close_to_0_for_very_dissimilar_shapes(self):
curve1 = [[0, 0], [0.1, 0.1], [0.1, 0.1], [1, 1]]
curve2 = [[7, 7], [4, 4], [4, 4], [5, 5]]
self.assertEqual(shape_similarity(curve1, curve2), 0)