def test_type_excinfo(currency, max_num_brunches):
num_brunches = randint(1, max_num_brunches)
excinfo = get_best_exchange_rate(currency, num_brunches)
assert type(excinfo[0]) == tuple
assert type(excinfo[0][0]) == str
assert type(excinfo[0][1]) == str
assert type(excinfo[0][2]) == float
def test_type_of_elems_in_turple(currency, num_branches):
excinfo = get_best_exchange_rate(currency, num_branches)
for elem in excinfo:
assert type(elem) == tuple
assert type(elem[0]) == str
assert type(elem[1]) == str
assert type(elem[2]) == float
def test_sorted(currency, num_branches):
excinfo = get_best_exchange_rate(currency, num_branches)
sorted_in_f = []
for elem in excinfo:
sorted_in_f.append(elem[2])
assert sorted_in_f == sorted(sorted_in_f)
def test_type_num_branches(currency, num_branches):
with pytest.raises(ValueError) as excinfo:
excinfo = get_best_exchange_rate(currency, num_branches)
assert str(excinfo.value) == 'num_branches is uncorrect type'
def test_correct_currency(currency, num_branches):
with pytest.raises(ValueError) as excinfo:
excinfo = get_best_exchange_rate(currency, num_branches)
assert str(excinfo.value) == 'There is now such currency'
def test_peak_num_branches(currency, num_branches):
with pytest.raises(IndexError) as excinfo:
num_branches = num_branches + 10000
excinfo = get_best_exchange_rate(currency, num_branches)
assert str(excinfo.value) == 'Num of brunces is too big'
def test_correct_work(currency, max_num_branches):
num_branches = randint(1, max_num_branches)
assert len(get_best_exchange_rate(currency, num_branches)) == num_branches
def test_correct_num_brunches(currency):
num_brunches = random.uniform(1.00, 13.00)
with pytest.raises(ValueError) as excinfo:
excinfo = get_best_exchange_rate(currency, num_brunches)
assert "Num branches is not correct \nHINT: Num branches must be more then zero and type int" == str(
excinfo.value)
def test_sort_correct(currency, max_num_brunches):
num_brunches = randint(1, max_num_brunches)
excinfo = get_best_exchange_rate(currency, num_brunches)
assert excinfo == sorted(excinfo, key=lambda tup: tup[2])
def test_size_of_ans_correct(currency, num_brunches):
with pytest.raises(IndexError) as excinfo:
excinfo = get_best_exchange_rate(currency, num_brunches + 10000)
assert "Num of brunces is too big" == str(excinfo.value)
def test_size_of_ans(currency, max_num_brunches):
num_brunches = randint(1, max_num_brunches)
assert len(get_best_exchange_rate(currency, num_brunches)) == num_brunches