def test_getting_instance_count_for_valid_hours_and_valid_max_price_returns_proper_output(self):
self.assertEqual(instance_allocator.instances_for_given_price(self.region_dict, 3, 5), [{'region': 'us-east',
'total_cost': '$4.8',
'servers': [
('large', 2),
('xlarge', 2), (
'2xlarge',
2)]}])
def test_getting_instance_count_for_negative_price_returns_error(self):
self.assertEqual(
instance_allocator.instances_for_given_price(
self.region_dict, 5, -1),
[{
'ERROR': "Hours and/or "
"cost must be "
"greater than "
"zero"
}])
def get_costs(n_cpu=None, n_hours=1, max_price=None):
region_dict = read_cost('cost_file.json')
if n_cpu is not None:
if max_price is not None:
print("CPU + Max prize combo")
result = instance_allocator.instances_for_given_cpu_and_price(
region_dict, n_hours, n_cpu, max_price)
else:
print("CPU + H hours combo")
result = instance_allocator.instances_for_given_cpu_count(
region_dict, n_hours, n_cpu)
elif max_price is not None:
print("Max price + H hours combo")
result = instance_allocator.instances_for_given_price(
region_dict, n_hours, max_price)
else:
print("Invalid input combo")
result = [{'ERROR': 'Invalid input combination'}]
pretty_result(result)