def test_strip_quotes_with_quotes():
"""Test that strings with quotes in them are handled during unquoting."""
s1 = 'Darth Vader said, "Luke, I am your father."'
assert s1 == strip_matching_quotes(s1)
s2 = '"Darth Vader said, "Luke, I am your father.""'
assert s2[1:-1] == strip_matching_quotes(s2)
def test_strip_quotes_with_none():
"""Test that None is handled during unquoting."""
assert None is strip_matching_quotes(None)
def test_strip_quotes_with_unmatching_quotes():
"""Test that a string with unmatching quotes is not unquoted."""
s = "May the force be with you."
assert '"' + s == strip_matching_quotes('"{}'.format(s))
assert s + "'" == strip_matching_quotes("{}'".format(s))
def test_strip_quotes_with_empty_string():
"""Test that an empty string is handled during unquoting."""
assert '' == strip_matching_quotes('')
def test_strip_quotes_with_matching_quotes():
"""Test that a string with matching quotes is unquoted."""
s = "May the force be with you."
assert s == strip_matching_quotes('"{}"'.format(s))
assert s == strip_matching_quotes("'{}'".format(s))