def testMidWeight(self):
x = [0, 1.2, 4]
weights = [1, 98, 1]
for i in xrange(2, 99):
self.assertAlmostEqual(
1.2, ycsb._WeightedQuantile(x, weights, i / 100.0))
self.assertEqual(4, ycsb._WeightedQuantile(x, weights, 0.995))
def testEvenlyWeightedSamples(self):
x = range(1, 101) # 1-100
weights = [1 for _ in x]
self.assertEqual(50, ycsb._WeightedQuantile(x, weights, 0.50))
self.assertEqual(75, ycsb._WeightedQuantile(x, weights, 0.75))
self.assertEqual(90, ycsb._WeightedQuantile(x, weights, 0.90))
self.assertEqual(95, ycsb._WeightedQuantile(x, weights, 0.95))
self.assertEqual(99, ycsb._WeightedQuantile(x, weights, 0.99))
self.assertEqual(100, ycsb._WeightedQuantile(x, weights, 1))
def testEvenlyWeightedSamples(self): x = range(1, 101) # 1-100 weights = [1 for _ in x] self.assertEqual(50, ycsb._WeightedQuantile(x, weights, 0.50)) self.assertEqual(75, ycsb._WeightedQuantile(x, weights, 0.75)) self.assertEqual(90, ycsb._WeightedQuantile(x, weights, 0.90)) self.assertEqual(95, ycsb._WeightedQuantile(x, weights, 0.95)) self.assertEqual(99, ycsb._WeightedQuantile(x, weights, 0.99)) self.assertEqual(100, ycsb._WeightedQuantile(x, weights, 1))
def testLowWeight(self):
x = [1, 4]
weights = [99, 1]
for i in xrange(100):
self.assertEqual(1, ycsb._WeightedQuantile(x, weights, i / 100.0))
self.assertEqual(4, ycsb._WeightedQuantile(x, weights, 0.995))
def testMidWeight(self):
x = [0, 1.2, 4]
weights = [1, 98, 1]
for i in xrange(2, 99):
self.assertAlmostEqual(1.2, ycsb._WeightedQuantile(x, weights, i / 100.0))
self.assertEqual(4, ycsb._WeightedQuantile(x, weights, 0.995))
def testLowWeight(self):
x = [1, 4]
weights = [99, 1]
for i in xrange(100):
self.assertEqual(1, ycsb._WeightedQuantile(x, weights, i / 100.0))
self.assertEqual(4, ycsb._WeightedQuantile(x, weights, 0.995))