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"""Test Core Stats"""
import unittest
from utility.corestats import Stats
class TestChunks(unittest.TestCase):
"Test Utility method for chunking"
def setUp(self):
self.stat_test = Stats((x for x in range(1, 11)))
def test_stats_sum(self):
""" Test sequence sum """
self.assertEqual(self.stat_test.sum(), 55)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.sum(), None)
def test_stats_count(self):
""" Test sequence count """
self.assertEqual(self.stat_test.count(), 10)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.count(), 0)
def test_stats_min(self):
""" Test min value in sequence"""
self.assertEqual(self.stat_test.min(), 1)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.min(), None)
def test_stats_max(self):
""" Test max value in sequence """
self.assertEqual(self.stat_test.max(), 10)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.max(), None)
def test_stats_avg(self):
""" Test avg of sequence """
self.assertEqual(self.stat_test.avg(), 5.5)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.avg(), None)
def test_stats_stdev(self):
""" Test standard deviation of sequence """
self.assertEqual(self.stat_test.stdev(), 3.0276503540974917)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.stdev(), None)
def test_stats_percentile(self):
""" Test percentile of sequence """
self.assertEqual(self.stat_test.percentile(20), 3.0)
self.assertEqual(self.stat_test.percentile(101), None)
self.stat_test = Stats([])
self.assertEqual(self.stat_test.percentile(20), None)
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