def test_withEmptyString_shouldReturnTrue(self):
# with
empty = ""
# when
result = parentheses_match(empty)
# then
assert result
def test_withOneParenthesesPair_shouldReturnTrue(self):
# with
one_pair = "()"
# when
result = parentheses_match(one_pair)
# then
assert result
def test_withUnmatchedParenthesesInExpression_shouldReturnFalse(self):
# with
expression = "(((2+4) * 3) + ((3 - 6) * 4) ^ 2) / 7 + (5 - )(6))*(4)"
# when
result = parentheses_match(expression)
# then
assert result == False
def test_withOneTooManyClosingParentheses_shouldReturnFalse(self):
# with
expression = "(()))"
# when
result = parentheses_match(expression)
# then
assert result == False
def test_withOnlyOneClosedParentheses_shouldReturnFalse(self):
# with
expression = ")"
# when
result = parentheses_match(expression)
# then
assert result == False
def test_withExclusivelyMatchingParentheses_shouldReturnTrue(self):
# with
multiple_pairs = "(((())(()())))()()"
# when
result = parentheses_match(multiple_pairs)
# then
assert result
def test_withExpressionContainingMatchingParentheses_shouldReturnTrue(
self):
# with
expression = "(((2+4) * 3) + ((3 - 6) * 4) ^ 2) / 7 + (5 - (6))*(4)"
# when
result = parentheses_match(expression)
# then
assert result