def test_double_escape_slashes():
# "aaa\"aaa" encodes to "\"aaa\\\"aaa\"", an increase from 10 characters to 16.
es = EscapedString('"aaa\\"aaa"')
assert '"\\"aaa\\\\\\"aaa\\""' == es.escape()
# "\x27" encodes to "\"\\x27\"", an increase from 6 characters to 11.
es = EscapedString('"\\x27"')
assert '"\\"\\\\x27\\""' == es.escape()
def test_double_escape_quotes():
# "" encodes to "\"\"", an increase from 2 characters to 6.
es = EscapedString('""')
assert '"\\"\\""' == es.escape()
# "abc" encodes to "\"abc\"", an increase from 5 characters to 9.
es = EscapedString('"abc"')
assert '"\\"abc\\""' == es.escape()
def test_basic_escape():
es = EscapedString('"basic \\""')
assert es.unescape() == 'basic "'
def test_hex_escape():
es = EscapedString('"test \\x27 ok"')
assert es.unescape() == "test ' ok"
from escapestring import EscapedString
with open("input.txt", "rb") as handle:
total = 0
for line in handle:
es = EscapedString(line.rstrip("\n"))
total += len(es.escape())
total -= es.code_length
print total