def test_exponential_unit_sequence(self):
"""
Ensure an "infinite" exponential sequence works as expected
"""
sequence = ExponentialSequence()
for idx in xrange(1, 1000):
self.assertEqual(sequence.next(), 2**idx)
def test_exponential_base_sequence(self):
"""
Ensure that an exponential sequence with a different base works
"""
sequence = ExponentialSequence(base=10)
for idx in xrange(1, 1000):
self.assertEqual(sequence.next(), 10**idx)
def test_exponential_base_sequence(self):
"""
Ensure that an exponential sequence with a different base works
"""
sequence = ExponentialSequence(base=10)
for idx in xrange(1, 1000):
self.assertEqual(sequence.next(), 10**idx)
def test_exponential_unit_sequence(self):
"""
Ensure an "infinite" exponential sequence works as expected
"""
sequence = ExponentialSequence()
for idx in xrange(1, 1000):
self.assertEqual(sequence.next(), 2**idx)
def test_exponential_limit_sequence(self):
"""
Ensure that a sequence can be limited.
"""
with self.assertRaises(StopIteration):
sequence = ExponentialSequence(limit=1000)
for idx in xrange(1, 100000):
self.assertEqual(sequence.next(), 2**idx)
def test_exponential_limit_sequence(self):
"""
Ensure that a sequence can be limited.
"""
with self.assertRaises(StopIteration):
sequence = ExponentialSequence(limit=1000)
for idx in xrange(1, 100000):
self.assertEqual(sequence.next(), 2**idx)
def test_reset_exponential_sequence(self):
"""
Ensure that a sequence can be reset
"""
sequence = ExponentialSequence()
for idx in xrange(1, 100):
sequence.next()
self.assertGreater(sequence.value, 2)
sequence.reset()
self.assertEqual(sequence.next(), 2)
def test_reset_exponential_sequence(self):
"""
Ensure that a sequence can be reset
"""
sequence = ExponentialSequence()
for idx in xrange(1, 100): sequence.next()
self.assertGreater(sequence.value, 2)
sequence.reset()
self.assertEqual(sequence.next(), 2)
