def setUp(self):
""" setup our test suite for the FireFly
tests
"""
# we'll do three self.dimensions
self.dim = 3
# create our test function with its bounds
# f*(x) = 0.0
of = lambda x: sum([c ** 2.0 for c in x])
self.func = ObjFunc(of, [-5.0] * self.dim, [5.0] * self.dim)
# create our dummy population with alpha = 0.0
# the reason for alpha = 0.0 is to cull all randomness
# this will allow for testable, repeatable behavior
# in actuality, some randomness will alter the
# behavior of the population
self.pop = Population(1, 2, 0.0, 1.0, 1.0)
# create our fireflies
self.fly = FireFly(self.func, self.pop, self.dim, [0.0] * self.dim)
self.fly.val = of([0.0] * self.dim)
self.ofly = FireFly(self.func, self.pop, self.dim, [1.0] * self.dim)
self.ofly.val = of([1.0] * self.dim)
def setUp(self):
''' setup our test suite for the FireFly
tests
'''
# we'll do three self.dimensions
self.dim = 3
# create our test function with its bounds
# f*(x) = 0.0
of = lambda x: sum([c**2.0 for c in x])
self.func = ObjFunc(of, [-5.0] * self.dim, [5.0] * self.dim)
# create our dummy population with alpha = 0.0
# the reason for alpha = 0.0 is to cull all randomness
# this will allow for testable, repeatable behavior
# in actuality, some randomness will alter the
# behavior of the population
self.pop = Population(1, 2, 0.0, 1.0, 1.0)
# create our fireflies
self.fly = FireFly(self.func, self.pop, self.dim, [0.0] * self.dim)
self.fly.val = of([0.0] * self.dim)
self.ofly = FireFly(self.func, self.pop, self.dim, [1.0] * self.dim)
self.ofly.val = of([1.0] * self.dim)
def test_CopyFireFly(self):
""" this test the copy function of the firefly
"""
f = FireFly(self.func, None, self.dim, [5.0] * self.dim)
f.copy(self.fly)
self.assertEqual(f.val, self.fly.val, msg="Testing Copy Function Values")
for x, y in zip(f.coords, self.fly.coords):
self.assertAlmostEqual(x, y, msg="Testing coordinates")
f.copy(self.ofly)
self.assertAlmostEqual(f.val, self.ofly.val, msg="Testing Copy Function Values")
for x, y in zip(f.coords, self.ofly.coords):
self.assertAlmostEqual(x, y, msg="Testing coordinates")
def test_CopyFireFly(self):
''' this test the copy function of the firefly
'''
f = FireFly(self.func, None, self.dim, [5.0] * self.dim)
f.copy(self.fly)
self.assertEqual(f.val,
self.fly.val,
msg='Testing Copy Function Values')
for x, y in zip(f.coords, self.fly.coords):
self.assertAlmostEqual(x, y, msg='Testing coordinates')
f.copy(self.ofly)
self.assertAlmostEqual(f.val,
self.ofly.val,
msg='Testing Copy Function Values')
for x, y in zip(f.coords, self.ofly.coords):
self.assertAlmostEqual(x, y, msg='Testing coordinates')
class TestFireFly(ut.TestCase):
def setUp(self):
""" setup our test suite for the FireFly
tests
"""
# we'll do three self.dimensions
self.dim = 3
# create our test function with its bounds
# f*(x) = 0.0
of = lambda x: sum([c ** 2.0 for c in x])
self.func = ObjFunc(of, [-5.0] * self.dim, [5.0] * self.dim)
# create our dummy population with alpha = 0.0
# the reason for alpha = 0.0 is to cull all randomness
# this will allow for testable, repeatable behavior
# in actuality, some randomness will alter the
# behavior of the population
self.pop = Population(1, 2, 0.0, 1.0, 1.0)
# create our fireflies
self.fly = FireFly(self.func, self.pop, self.dim, [0.0] * self.dim)
self.fly.val = of([0.0] * self.dim)
self.ofly = FireFly(self.func, self.pop, self.dim, [1.0] * self.dim)
self.ofly.val = of([1.0] * self.dim)
def test_CalculateDistance(self):
""" this tests calculating euclidean distance
"""
# sqrt( (0 - 1)**2.0 + (0 - 1)**2.0 + (0 - 1)**2.0 ) == sqrt(3.0)
cval = m.sqrt(3.0)
tval = self.fly.calculate_dist(self.ofly)
self.assertAlmostEqual(cval, tval, msg="Testing the distance")
# these should be the same no matter which order
tval = self.ofly.calculate_dist(self.fly)
self.assertAlmostEqual(cval, tval, msg="Testing the distance")
def test_CopyFireFly(self):
""" this test the copy function of the firefly
"""
f = FireFly(self.func, None, self.dim, [5.0] * self.dim)
f.copy(self.fly)
self.assertEqual(f.val, self.fly.val, msg="Testing Copy Function Values")
for x, y in zip(f.coords, self.fly.coords):
self.assertAlmostEqual(x, y, msg="Testing coordinates")
f.copy(self.ofly)
self.assertAlmostEqual(f.val, self.ofly.val, msg="Testing Copy Function Values")
for x, y in zip(f.coords, self.ofly.coords):
self.assertAlmostEqual(x, y, msg="Testing coordinates")
def test_Eval(self):
""" this tests the evaluation of the firefly
"""
cval = self.func.eval([1.0] * self.dim)
# we have to grab it from the fly
self.ofly.eval()
tval = self.ofly.val
self.assertAlmostEqual(cval, tval, msg="Testing evaluation values")
class TestFireFly(ut.TestCase):
def setUp(self):
''' setup our test suite for the FireFly
tests
'''
# we'll do three self.dimensions
self.dim = 3
# create our test function with its bounds
# f*(x) = 0.0
of = lambda x: sum([c**2.0 for c in x])
self.func = ObjFunc(of, [-5.0] * self.dim, [5.0] * self.dim)
# create our dummy population with alpha = 0.0
# the reason for alpha = 0.0 is to cull all randomness
# this will allow for testable, repeatable behavior
# in actuality, some randomness will alter the
# behavior of the population
self.pop = Population(1, 2, 0.0, 1.0, 1.0)
# create our fireflies
self.fly = FireFly(self.func, self.pop, self.dim, [0.0] * self.dim)
self.fly.val = of([0.0] * self.dim)
self.ofly = FireFly(self.func, self.pop, self.dim, [1.0] * self.dim)
self.ofly.val = of([1.0] * self.dim)
def test_CalculateDistance(self):
''' this tests calculating euclidean distance
'''
# sqrt( (0 - 1)**2.0 + (0 - 1)**2.0 + (0 - 1)**2.0 ) == sqrt(3.0)
cval = m.sqrt(3.0)
tval = self.fly.calculate_dist(self.ofly)
self.assertAlmostEqual(cval, tval, msg='Testing the distance')
# these should be the same no matter which order
tval = self.ofly.calculate_dist(self.fly)
self.assertAlmostEqual(cval, tval, msg='Testing the distance')
def test_CopyFireFly(self):
''' this test the copy function of the firefly
'''
f = FireFly(self.func, None, self.dim, [5.0] * self.dim)
f.copy(self.fly)
self.assertEqual(f.val,
self.fly.val,
msg='Testing Copy Function Values')
for x, y in zip(f.coords, self.fly.coords):
self.assertAlmostEqual(x, y, msg='Testing coordinates')
f.copy(self.ofly)
self.assertAlmostEqual(f.val,
self.ofly.val,
msg='Testing Copy Function Values')
for x, y in zip(f.coords, self.ofly.coords):
self.assertAlmostEqual(x, y, msg='Testing coordinates')
def test_Eval(self):
''' this tests the evaluation of the firefly
'''
cval = self.func.eval([1.0] * self.dim)
# we have to grab it from the fly
self.ofly.eval()
tval = self.ofly.val
self.assertAlmostEqual(cval, tval, msg='Testing evaluation values')