def test_compute_J1_matrix(self):
j1 = J1()
for i in range(5):
for j in range(5):
assert_almost_equals(
self.expected_values[i][j],
j1(Coordinates([-3.0 + j * 1.5, -3.0 + i * 1.5])))
def setUp(self):
self.objective_function = J1()
self.coordinates1 = Coordinates([0.0, 0.0])
self.coordinates2 = Coordinates([1.0, 1.0])
self.coordinates3 = Coordinates([5.0, -5.0])
self.coordinates4 = Coordinates([2.0, 2.0])
self.coordinates5 = Coordinates([-1.0, -1.0])
def setUp(self):
self.gso_parameters = GSOParameters()
self.objective_function = J1()
self.landscape_position1 = [
LandscapePosition(self.objective_function, Coordinates([0.0, 0.0]))
]
self.landscape_position2 = [
LandscapePosition(self.objective_function, Coordinates([1.0, 1.0]))
]
self.landscape_position3 = [
LandscapePosition(self.objective_function, Coordinates([2.0, 2.0]))
]
self.landscape_position4 = [
LandscapePosition(self.objective_function, Coordinates([0.5, 0.5]))
]
self.landscape_position5 = [
LandscapePosition(self.objective_function, Coordinates([5.0, 5.0]))
]
self.landscape_position6 = [
LandscapePosition(self.objective_function, Coordinates([0.0, 1.0]))
]
self.landscape_position7 = [
LandscapePosition(self.objective_function, Coordinates([0.1, 0.0]))
]
self.landscape_position8 = [
LandscapePosition(self.objective_function, Coordinates([0.0, 0.1]))
]
self.landscape_position9 = [
LandscapePosition(self.objective_function, Coordinates([0.2, 0.0]))
]
def setUp(self):
self.golden_data_path = os.path.normpath(os.path.dirname(os.path.realpath(__file__))) + '/golden_data/'
self.gso_parameters = GSOParameters()
self.objective_function = J1()
self.bounding_box = BoundingBox([Boundary(1, 2), Boundary(10, 15)])
self.number_of_glowworms = 50
self.random_number_generator = MTGenerator(324324)
def setUp(self):
self.gso_parameters = GSOParameters()
self.objective_function = J1()
self.landscape_position1 = LandscapePosition(self.objective_function,
Coordinates([0.0, 0.0]))
self.landscape_position2 = LandscapePosition(self.objective_function,
Coordinates([1.0, 1.0]))
self.positions = [[self.landscape_position1, self.landscape_position2]]
def __init__(self):
self.golden_data_path = Path(
__file__).absolute().parent / 'golden_data'
self.gso_parameters = GSOParameters()
self.objective_function = J1()
self.bounding_box = BoundingBox([Boundary(1, 2), Boundary(10, 15)])
self.number_of_glowworms = 50
self.random_number_generator = MTGenerator(324324)
def test_create_from_interface(self):
objective_function = J1()
gso_parameters = GSOParameters()
number_of_glowworms = 50
initializer = Initializer(objective_function, number_of_glowworms,
gso_parameters)
swarm = initializer.generate_glowworms()
assert swarm.get_size() > 0
def test_generate_landscape_positions_num_glowworms_different(self):
objective_function = J1()
gso_parameters = GSOParameters()
number_of_glowworms = 50
initializer = FromFileInitializer(
[objective_function], number_of_glowworms, gso_parameters, 2,
self.golden_data_path / 'initial_positions_redux.txt')
swarm = initializer.generate_glowworms()
assert swarm.get_size() > 0
def test_generate_landscape_positions_without_coordinates(self):
objective_function = J1()
gso_parameters = GSOParameters()
number_of_glowworms = 50
initializer = FromFileInitializer(
[objective_function], number_of_glowworms, gso_parameters, 2,
self.golden_data_path + 'initial_positions_empty.txt')
swarm = initializer.generate_glowworms()
assert swarm.get_size() > 0
def test_create_swarm(self):
objective_function = J1()
gso_parameters = GSOParameters()
number_of_glowworms = 50
initializer = FromFileInitializer(
[objective_function], number_of_glowworms, gso_parameters, 2,
self.golden_data_path + 'initial_positions.txt')
swarm = initializer.generate_glowworms()
assert number_of_glowworms == swarm.get_size()
assert "(0.617171, -2.85014) 5.00000000 0 0.200 0.00000000" == str(
swarm.glowworms[-1])
def test_GSO_with_J1(self):
objective_function = J1()
bounding_box = BoundingBox([Boundary(-3.0, 3.0), Boundary(-3.0, 3.0)])
number_of_glowworms = 50
random_number_generator = MTGenerator(324324)
builder = GSOBuilder()
gso = builder.create(number_of_glowworms, random_number_generator,
self.gso_parameters, objective_function,
bounding_box)
gso.run(200)
# Function peak coordinates
peak_coordinates = [[1.28, 0.0], [0.0, 1.58], [-0.46, -0.63]]
# Check with auxiliar function the position of the glowworms
assert self.found_peaks(peak_coordinates, 2, gso.swarm.glowworms)
def test_create_swarm(self):
objective_function = J1()
gso_parameters = GSOParameters()
number_of_glowworms = 15
seed = 324324
random_number_generator = MTGenerator(seed)
bounding_box = BoundingBox([Boundary(1, 2), Boundary(10, 15)])
initializer = RandomInitializer([objective_function],
number_of_glowworms, gso_parameters,
bounding_box, random_number_generator)
swarm = initializer.generate_glowworms()
assert number_of_glowworms == swarm.get_size()
for glowworm in swarm.glowworms:
coordinates = glowworm.landscape_positions[0].coordinates
assert coordinates[0] < 2 and coordinates[0] >= 1
assert coordinates[1] < 15 and coordinates[1] >= 10