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79 lines
2.5 KiB
Python
79 lines
2.5 KiB
Python
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#!/usr/bin/env python3
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# Copyright (C) 1998, 1999 Tom Tromey
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# Copyright (C) 2001 Red Hat Software
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2, or (at your option)
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# any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, see <http://www.gnu.org/licenses/>.
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"""
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gen-casefold-txt.py - Generate test cases for casefolding from Unicode data.
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See http://www.unicode.org/Public/UNIDATA/UnicodeCharacterDatabase.html
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Usage:
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I consider the output of this program to be unrestricted.
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Use it as you will.
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"""
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import sys
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import argparse
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def main(argv):
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parser = argparse.ArgumentParser(
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description="Generate test cases for casefolding from Unicode data")
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parser.add_argument("UNICODE-VERSION")
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parser.add_argument("CaseFolding.txt")
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args = parser.parse_args(argv[1:])
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version = getattr(args, "UNICODE-VERSION")
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filename = getattr(args, "CaseFolding.txt")
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print("""\
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# Test cases generated from Unicode {} data
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# by gen-casefold-txt.py. Do not edit.
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#
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# Some special hand crafted tests
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#
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AaBbCc@@\taabbcc@@
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#
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# Now the automatic tests
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#""".format(version))
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# Names of fields in the CaseFolding table
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CODE, STATUS, MAPPING = range(3)
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with open(filename, encoding="utf-8") as fileobj:
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for line in fileobj:
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# strip comments and skip empty lines
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line = line.split("#", 1)[0].strip()
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if not line:
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continue
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fields = [f.strip() for f in line.split(";", 3)[:3]]
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if len(fields) != 3:
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raise SystemExit(
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"Entry for %s has wrong number of fields (%d)" % (
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fields[CODE], len(fields)))
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status = fields[STATUS]
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# skip simple and Turkic mappings
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if status in "ST":
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continue
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code = chr(int(fields[CODE], 16))
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values = "".join(
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[chr(int(v, 16)) for v in fields[MAPPING].split()])
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print("{}\t{}".format(code, values))
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if __name__ == "__main__":
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sys.exit(main(sys.argv))
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