def test_add_greater_than_100():
result = add('2,1001')
assert result == 2
result = add('2,1451,5')
assert result == 7
result = add('2\n1001,4521,6,12')
assert result == 20
def test_add_any_char_length_delimiter():
result = add('//[***][%]\n1***2%3')
assert result == 6
result = add('//[*][%^%^%^][==]\n1*2%^%^%^3==4')
assert result == 10
result = add('//[*][%][=][&****^]\n1*2%3=4&****^5')
assert result == 15
result = add('//[*][%%][===][&&&&][$$$$$]\n1*2%%3===4&&&&5$$$$$6')
assert result == 21
def test_add_multiple_delimiters():
result = add('//[*][%]\n1*2%3')
assert result == 6
result = add('//[*][%][=]\n1*2%3=4')
assert result == 10
result = add('//[*][%][=][&]\n1*2%3=4&5')
assert result == 15
result = add('//[*][%][=][&][$]\n1*2%3=4&5$6')
assert result == 21
def test_add_any_length_delimiter():
result = add('//[***]\n1***2***3')
assert result == 6
result = add('//[***]\n14***21***37')
assert result == 72
result = add('//[***]\n5***2***3')
assert result == 10
result = add('//[***]\n45***23***1002')
assert result == 68
def test_add_negative_exception():
with pytest.raises(ValueError):
result = add('-4')
with pytest.raises(ValueError):
result = add('1,-2')
with pytest.raises(ValueError):
result = add('1,2,-3,4,5,-6,7')
with pytest.raises(ValueError):
result = add('-1\n2,3')
with pytest.raises(ValueError):
result = add('1\n2\n3\n-4\n5')
with pytest.raises(ValueError):
result = add('//;\n-1;2')
def test_add_single_number():
result = add('4')
assert result == 4
def test_add_empty_string():
result = add('')
assert result == 0
def test_add_delimiter():
result = add('//;\n1;2')
assert result == 3
def test_add_new_lines():
result = add('1\n2,3')
assert result == 6
result = add('1\n2\n3\n4\n5')
assert result == 15
def test_add_unknown_numbers():
result = add('1,2,3,4,5,6,7')
assert result == 28
def test_add_two_numbers():
result = add('1,2')
assert result == 3