def setUp(self):
self.ma = MovingAverage(SIZE)
def setUp(self):
self.ma = MovingAverage(SIZE)
class TestMovingAverage(unittest.TestCase):
def setUp(self):
self.ma = MovingAverage(SIZE)
def tearDown(self):
self.ma = None
def test_basic(self):
"""Basic test."""
self.assertTrue(self.ma.isEmpty())
self.assertFalse(self.ma.isFull())
self.assertEqual(0, len(self.ma))
self.assertEqual(0, self.ma.getAverage())
def test_fill(self):
"""Fill up the buffer."""
total = 0
for _ in range(SIZE):
total += _
self.ma.add(_)
self.assertFalse(self.ma.isEmpty())
self.assertTrue(self.ma.isFull())
self.assertEqual(5, len(self.ma))
self.assertEqual(total / SIZE, self.ma.getAverage())
def test_overFill(self):
"""Validate can deal with overfill."""
high = 15
for _ in range(high):
self.ma.add(_)
self.assertFalse(self.ma.isEmpty())
self.assertTrue(self.ma.isFull())
self.assertEqual(5, len(self.ma))
# check all are still present
total = 0
for _ in range(high - 1, high - SIZE - 1, -1):
total += _
self.assertTrue(_ in self.ma)
self.assertAlmostEqual(total / SIZE, self.ma.getAverage(), places=5)
def test_fillWithRemove(self):
"""Validate can deal with removals."""
high = 15
for _ in range(high):
self.ma.add(_)
self.ma.remove()
self.assertTrue(self.ma.isEmpty())
self.assertFalse(self.ma.isFull())
self.assertEqual(0, len(self.ma))
self.assertEqual(0, self.ma.getAverage())
def test_randomUsage(self):
"""Try random behavior."""
for _ in range(1000):
if random.random() < 0.75:
self.ma.add(random.random())
elif not self.ma.isEmpty():
self.ma.remove()
total = 0
count = 0
for _ in self.ma:
total += _
count += 1
if count == 0:
self.assertEqual(0, self.ma.getAverage())
else:
self.assertAlmostEqual(total / count,
self.ma.getAverage(),
places=5)
class TestMovingAverage(unittest.TestCase):
def setUp(self):
self.ma = MovingAverage(SIZE)
def tearDown(self):
self.ma = None
def test_basic(self):
"""Basic test."""
self.assertTrue(self.ma.isEmpty())
self.assertFalse(self.ma.isFull())
self.assertEqual(0, len(self.ma))
self.assertEqual(0, self.ma.getAverage())
def test_fill(self):
"""Fill up the buffer."""
total = 0
for _ in range(SIZE):
total += _
self.ma.add(_)
self.assertFalse(self.ma.isEmpty())
self.assertTrue(self.ma.isFull())
self.assertEqual(5, len(self.ma))
self.assertEqual(total/SIZE, self.ma.getAverage())
def test_overFill(self):
"""Validate can deal with overfill."""
high = 15
for _ in range(high):
self.ma.add(_)
self.assertFalse(self.ma.isEmpty())
self.assertTrue(self.ma.isFull())
self.assertEqual(5, len(self.ma))
# check all are still present
total = 0
for _ in range(high-1, high - SIZE-1, -1):
total += _
self.assertTrue(_ in self.ma)
self.assertAlmostEqual(total/SIZE, self.ma.getAverage(), places=5)
def test_fillWithRemove(self):
"""Validate can deal with removals."""
high = 15
for _ in range(high):
self.ma.add(_)
self.ma.remove()
self.assertTrue(self.ma.isEmpty())
self.assertFalse(self.ma.isFull())
self.assertEqual(0, len(self.ma))
self.assertEqual(0, self.ma.getAverage())
def test_randomUsage(self):
"""Try random behavior."""
for _ in range(1000):
if random.random() < 0.75:
self.ma.add(random.random())
elif not self.ma.isEmpty():
self.ma.remove()
total = 0
count = 0
for _ in self.ma:
total += _
count += 1
if count == 0:
self.assertEqual(0, self.ma.getAverage())
else:
self.assertAlmostEqual(total/count, self.ma.getAverage(), places=5)