def test_variance_method_calculator(self):
calculator = Calculator()
random_generator = RandomGenerator()
test_list = random_generator.rand_list(self, 0, 100, 5, 3)
variance = calculator.variance(test_list)
self.assertEqual(calculator.variance(test_list), variance)
self.assertEqual(calculator.result, variance)
def test_std_dev_method_calculator(self):
calculator = Calculator()
random_generator = RandomGenerator()
test_list = random_generator.rand_list(self, 0, 100, 5, 3)
std_dev = calculator.standard_dev(test_list)
self.assertEqual(calculator.standard_dev(test_list), std_dev)
self.assertEqual(calculator.result, std_dev)
def test_z_score_method_calculator(self):
calculator = Calculator()
random_generator = RandomGenerator()
test_list = random_generator.rand_list(self, 0, 100, 5, 3)
test_score = 10
z_score = calculator.z_score(test_list, test_score)
self.assertEqual(calculator.z_score(test_list, test_score), z_score)
self.assertEqual(calculator.result, z_score)
def test_mode_method_calculator(self):
calculator = Calculator()
random_generator = RandomGenerator()
test_list = random_generator.rand_list(self, 0, 100, 5, 3)
values_mode = calculator.mode(test_list)
self.assertEqual(calculator.mode(test_list), values_mode)
self.assertEqual(calculator.result, values_mode)
test_list.clear()
def test_median_method_calculator(self):
calculator = Calculator()
random_generator = RandomGenerator()
test_list = random_generator.rand_list(self, 0, 100, 5, 3)
median = calculator.median(test_list)
self.assertEqual(calculator.median(test_list), median)
self.assertEqual(calculator.result, median)
test_list.clear()
class PopulationSamplingTestCase(unittest.TestCase):
def setUp(self) -> None:
self.random_generator = RandomGenerator()
self.pop_sampling = PopulationSampling()
def test_instantiate_pop_sampling(self):
self.assertIsInstance(self.pop_sampling, PopulationSampling)
def test_instantiate_rand_gen(self):
self.assertIsInstance(self.random_generator, RandomGenerator)
def test_simple_rand(self):
test_list = self.random_generator.rand_list(self, 0, 10, 50, 3)
result = self.pop_sampling.simple_rand(self, test_list, 10, 5)
self.assertEqual(self.pop_sampling.simple_rand(self, test_list, 10, 5),
result)
test_list.clear()
def test_margin_error(self):
test_list = [4, 9, 3, 6, 8, 2, 1, 8, 5, 9]
self.assertEqual(
round(self.pop_sampling.margin_error(self, test_list), 6),
1.736564)
test_list.clear()
def test_confidence_interval(self):
test_list = [4, 9, 3, 6, 8, 2, 1, 8, 5, 9]
self.assertEqual(
self.pop_sampling.confidence_interval(self, test_list),
[7.236564, 3.763436])
test_list.clear()
def test_cochran_formula(self):
test_list = self.random_generator.rand_list(self, 1, 100, 1000, 5)
self.assertEqual(
self.pop_sampling.cochran_formula(self, test_list, .5), 437)
test_list.clear()
def test_confidence_width(self):
width = .06
self.assertEqual(self.pop_sampling.confidence_width(self, width, .41),
1033)
def setUp(self) -> None:
self.random_generator = RandomGenerator()
def test_random_choices_with_seed(self):
random_generator = RandomGenerator()
values = [8, 22, 30, 13, 15, 70]
random_choices = random_generator.rand_choices_seed(self, values, 4, 7)
self.assertEqual(random_generator.rand_choices_seed(self, values, 4, 7), random_choices)
def test_random_choices_without_seed(self):
random_generator = RandomGenerator()
values = [7, 21, 29, 12, 14, 69]
random_choices = random_generator.rand_choices(self, values, 3)
print(random_choices)
def test_random_choice_with_seed(self):
random_generator = RandomGenerator()
values = [6, 20, 28, 11, 13, 68]
random_choice = random_generator.rand_choice_seed(self, values, 5)
self.assertEqual(random_generator.rand_choice_seed(self, values, 5), random_choice)
def test_random_choice_without_seed(self):
random_generator = RandomGenerator()
values = [5, 19, 27, 10, 12, 67]
random_choice = random_generator.rand_choice(self, values)
print(random_choice)
def test_random_list_with_seed(self):
random_generator = RandomGenerator()
random_list = random_generator.rand_list(self, 0, 100, 10, 5)
self.assertEqual(random_generator.rand_list(self, 0, 100, 10, 5), random_list)
def test_random_number_with_seed(self):
random_generator = RandomGenerator()
random_number = random_generator.rand_seed(self, 0, 100, 10)
self.assertEqual(random_generator.rand_seed(self, 0, 100, 10), random_number)
def test_random_number_without_seed(self):
random_generator = RandomGenerator()
print(random_generator.rand(self, 0, 100))
def setUp(self) -> None:
self.random_generator = RandomGenerator()
self.pop_sampling = PopulationSampling()