53 lines
1.5 KiB
Python
53 lines
1.5 KiB
Python
import pytest
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from commitizen import cmd
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from commitizen.exceptions import CharacterSetDecodeError
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# https://docs.python.org/3/howto/unicode.html
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def test_valid_utf8_encoded_strings():
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valid_strings = (
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"",
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"ascii",
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"🤦🏻♂️",
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"﷽",
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"\u0000",
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)
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assert all(s == cmd._try_decode(s.encode("utf-8")) for s in valid_strings)
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# A word of caution: just because an encoding can be guessed for a given
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# sequence of bytes and because that guessed encoding may yield a decoded
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# string, does not mean that that string was the original! For more, see:
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# https://docs.python.org/3/library/codecs.html#standard-encodings
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# Pick a random, non-utf8 encoding to test.
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def test_valid_cp1250_encoded_strings():
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valid_strings = (
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"",
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"ascii",
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"äöüß",
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"ça va",
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"jak se máte",
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)
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for s in valid_strings:
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assert cmd._try_decode(s.encode("cp1250")) or True
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def test_invalid_bytes():
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invalid_bytes = (b"\x73\xe2\x9d\xff\x00",)
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for s in invalid_bytes:
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with pytest.raises(CharacterSetDecodeError):
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cmd._try_decode(s)
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def test_always_fail_decode():
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class _bytes(bytes):
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def decode(self, encoding="utf-8", errors="strict"):
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raise UnicodeDecodeError(
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encoding, self, 0, 0, "Failing intentionally for testing"
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)
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with pytest.raises(CharacterSetDecodeError):
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cmd._try_decode(_bytes())
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