def test_minimize_num_merchants_3(self):
initial_bread = 50
starting_bread = 5
calendar = [(5, 100), (10, 100), (20, 100), (45, 100)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread)
self.assertEqual(solution, [30, 0, 15, 0])
def test_hard_problem_2(self):
initial_bread = 10
starting_bread = 0
bread_goes_stale_after = 4
calendar = [(0, 4), (3, 4), (6, 4), (6, 4)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread,
bread_goes_stale_after)
self.assertEqual(solution, [4, 3, 3, 0])
def test_hard_problem_1(self):
initial_bread = 10
starting_bread = 1
bread_goes_stale_after = 4
calendar = [(1, 4), (3, 4), (5, 4), (7, 4)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread,
bread_goes_stale_after)
self.assertEqual(solution, [4, 2, 0, 3])
def test_hard_problem_5(self):
initial_bread = 13
starting_bread = 0
bread_goes_stale_after = 4
calendar = [(0, 1), (3, 1), (5, 3), (10, 5)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread,
bread_goes_stale_after)
self.assertEqual(solution, None)
def test_hard_problem_5(self):
initial_bread = 16
starting_bread = 3
bread_goes_stale_after = 4
calendar = [(2, 5), (4, 3), (6, 1), (10, 20), (10, 15), (12, 4)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread,
bread_goes_stale_after)
self.assertEqual(solution, [1, 2, 4, 0, 2, 4])
def test_hard_problem_4(self):
initial_bread = 7
starting_bread = 5
bread_goes_stale_after = 4
calendar = [(0, 4), (1, 4), (2, 2), (3, 4)]
solution = calculate_purchasing_plan(initial_bread, calendar,
starting_bread,
bread_goes_stale_after)
self.assertEqual(solution, [0, 0, 1, 1])
def test_hoard_bread_first(self):
initial_bread = 60
calendar = [(10, 200), (10, 200), (10, 200), (11, 200), (15, 100),
(35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, [5, 0, 0, 0, 30, 5, 10])
def test_given_example(self):
initial_bread = 60
calendar = [(10, 200), (15, 100), (35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, [5, 30, 5, 10])
def test_reverse_order_price(self):
initial_bread = 60
calendar = [(10, 200), (15, 150), (15, 100), (35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, [5, 0, 30, 5, 10])
def test_merchant_same_price_same_day(self):
initial_bread = 60
calendar = [(10, 200), (15, 100), (15, 100), (35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, [5, 30, 0, 5, 10])
def test_invalid_third_merchant(self):
initial_bread = 60
calendar = [(10, 200), (15, 100), (50, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, None)
def test_invalid_start_period(self):
initial_bread = 60
calendar = [(11, 200), (15, 100), (35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, None)
def test_shorter_period(self):
initial_bread = 30
calendar = [(10, 200), (15, 100), (35, 500), (50, 30)]
solution = calculate_purchasing_plan(initial_bread, calendar)
self.assertEqual(solution, [5, 15, 0, 0])