def test_griewank(self):
"""Test the griewank benchmark."""
griewank = Utility().get_benchmark('griewank')
fun = griewank.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_sphere(self):
"""Test the sphere benchmark."""
sphere = Utility().get_benchmark('sphere')
fun = sphere.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_schwefel(self):
"""Test the schwefel benchmark."""
schwefel = Utility().get_benchmark('schwefel')
fun = schwefel.function()
self.assertTrue(callable(fun))
self.assertAlmostEqual(fun(self.D, self.array3), 0.0, places=3)
def test_rosenbrock(self):
"""Test the rosenbrock benchmark."""
rosenbrock = Utility().get_benchmark('rosenbrock')
fun = rosenbrock.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array2), 0.0)
def test_step3(self):
"""Test the step3 benchmark."""
step3 = Utility().get_benchmark('step3')
fun = step3.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_sumSquares(self):
"""Test the sum squares benchmark."""
sumSquares = Utility().get_benchmark('sumSquares')
fun = sumSquares.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_stepint(self):
"""Test the stepint benchmark."""
stepint = Utility().get_benchmark('stepint')
fun = stepint.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array9), 25.0 - 6 * self.D)
def test_styblinskiTang(self):
"""Test the styblinski tang benchmark."""
styblinskiTang = Utility().get_benchmark('styblinskiTang')
fun = styblinskiTang.function()
self.assertTrue(callable(fun))
self.assertAlmostEqual(fun(2, self.array4), -78.332, places=3)
def test_whitley(self):
"""Test the whitley benchmark."""
whitley = Utility().get_benchmark('whitley')
fun = whitley.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array2), 0.0)
def test_schwefel221(self):
"""Test the schwefel 221 benchmark."""
schwefel221 = Utility().get_benchmark('schwefel221')
fun = schwefel221.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_ackley(self):
"""Test the ackley benchmark."""
ackley = Utility().get_benchmark('ackley')
fun = ackley.function()
self.assertTrue(callable(fun))
self.assertAlmostEqual(fun(self.D, self.array), 0.0, places=10)
def test_rastrigin(self):
"""Test the rastrigin benchmark."""
rastrigin = Utility().get_benchmark('rastrigin')
fun = rastrigin.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
class UtilityTestCase(TestCase):
def setUp(self):
self.u = Utility()
def test_get_bad_benchmark_fine(self):
self.assertRaises(TypeError, lambda: self.u.get_benchmark('hihihihihihihihihi'))
self.assertRaises(TypeError, lambda: self.u.get_benchmark(MyBenchmark))
self.assertRaises(TypeError, lambda: self.u.get_benchmark(NoLimits))
def assertBounds(self, bench, lower, upper):
"""Checking the bounds.
Arguments:
bench [Benchmark]: Benchmark to test.
lower [float]: Lower bound.
upper [type]: Upper bound.
Returns:
[fun]: Returns benchmarks evaluation function.
"""
b = Utility().get_benchmark(bench)
self.assertEqual(b.Lower, lower)
self.assertEqual(b.Upper, upper)
return b.function()
class UtilityTestCase(TestCase):
r"""Test case for testing Utility class.
Date:
April 2019
Author:
Klemen Berkovič
See Also:
* :class:`NiaPy.util.Utility`
"""
def setUp(self):
self.u = Utility()
def test_get_bad_benchmark_fine(self):
self.assertRaises(TypeError, lambda: self.u.get_benchmark('hihihihihihihihihi'))
self.assertRaises(TypeError, lambda: self.u.get_benchmark(MyBenchmark))
self.assertRaises(TypeError, lambda: self.u.get_benchmark(NoLimits))
def test_step(self):
step = Utility().get_benchmark('step')
fun = step.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def test_schwefel222(self):
schwefel222 = Utility().get_benchmark('schwefel222')
fun = schwefel222.function()
self.assertTrue(callable(fun))
self.assertEqual(fun(self.D, self.array), 0.0)
def setUp(self): self.u = Utility()
def assertBounds(self, bench, l, u): b = Utility().get_benchmark(bench) self.assertEqual(b.Lower, l) self.assertEqual(b.Upper, u) return b.function()
