Function test_unicode_range

tests/test_completer.py:100–130

Test that the ranges we test for unicode names give the same number of results than testing the full length.

()

def test_unicode_range():
    """
    Test that the ranges we test for unicode names give the same number of
    results than testing the full length.
    """

    expected_list = _unicode_name_compute([(0, 0x110000)])
    test = _unicode_name_compute(_UNICODE_RANGES)
    len_exp = len(expected_list)
    len_test = len(test)

    # do not inline the len() or on error pytest will try to print the 130 000 +
    # elements.
    message = None
    if len_exp != len_test or len_exp > 131808:
        size, start, stop, prct = recompute_unicode_ranges()
        message = f"""_UNICODE_RANGES likely wrong and need updating. This is
        likely due to a new release of Python. We've find that the biggest gap
        in unicode characters has reduces in size to be {size} characters
        ({prct}), from {start}, to {stop}. In completer.py likely update to

            _UNICODE_RANGES = [(32, {start}), ({stop}, 0xe01f0)]

        And update the assertion below to use

            len_exp <= {len_exp}
        """
    assert len_exp == len_test, message

    # fail if new unicode symbols have been added.
    assert len_exp <= 159801, message


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