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201 lines
8.4 KiB
Python
201 lines
8.4 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-casemap-txt.py - Generate test cases for case mapping 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 case mapping from Unicode data")
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parser.add_argument("UNICODE-VERSION")
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parser.add_argument("UnicodeData.txt")
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parser.add_argument("SpecialCasing.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_udata = getattr(args, "UnicodeData.txt")
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filename_casing = getattr(args, "SpecialCasing.txt")
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# Names of fields in Unicode data table.
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CODE, NAME, CATEGORY, COMBINING_CLASSES, BIDI_CATEGORY, DECOMPOSITION, \
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DECIMAL_VALUE, DIGIT_VALUE, NUMERIC_VALUE, MIRRORED, OLD_NAME, \
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COMMENT, UPPER, LOWER, TITLE = range(15)
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# Names of fields in the SpecialCasing table
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CASE_CODE, CASE_LOWER, CASE_TITLE, CASE_UPPER, CASE_CONDITION = range(5)
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upper = {}
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title = {}
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lower = {}
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def make_hex(codes):
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"""Converts a string of white space separated code points encoded as
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hex values to a Unicode string. Any extra white space is ignored.
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"""
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return "".join([chr(int(c, 16)) for c in codes.split()])
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def process_one(code, fields):
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type_ = fields[CATEGORY]
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if type_ == "Ll":
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upper[code] = make_hex(fields[UPPER])
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lower[code] = chr(code)
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title[code] = make_hex(fields[TITLE])
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elif type_ == "Lu":
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lower[code] = make_hex(fields[LOWER])
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upper[code] = chr(code)
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title[code] = make_hex(fields[TITLE])
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elif type_ == "Lt":
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upper[code] = make_hex(fields[UPPER])
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lower[code] = make_hex(fields[LOWER])
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title[code] = make_hex(fields[LOWER])
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with open(filename_udata, encoding="utf-8") as fileobj:
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last_code = -1
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for line in fileobj:
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line = line.strip()
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fields = [f.strip() for f in line.split(";")]
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if len(fields) != 15:
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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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code = int(fields[CODE], 16)
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if code > last_code + 1:
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# Found a gap
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if fields[NAME].endswith("Last>"):
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# Fill the gap with the last character read,
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# since this was a range specified in the char database
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gfields = fields
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else:
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# The gap represents undefined characters. Only the type
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# matters.
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gfields = ['', '', 'Cn', '0', '', '', '', '', '', '', '',
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'', '', '', '']
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last_code += 1
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while last_code < code:
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gfields[CODE] = "%04x" % last_code
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process_one(last_code, gfields)
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last_code += 1
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process_one(code, fields)
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last_code = code
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with open(filename_casing, encoding="utf-8") as fileobj:
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last_code = -1
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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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# all lines end with ";" so just remove it
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line = line.rstrip(";").rstrip()
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fields = [f.strip() for f in line.split(";")]
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if len(fields) not in (4, 5):
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raise SystemExit(
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"Entry for %s has wrong number of fields (%d)" % (
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fields[CASE_CODE], len(fields)))
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if len(fields) == 5:
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# Ignore conditional special cases - we'll handle them manually
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continue
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code = int(fields[CASE_CODE], 16)
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upper[code] = make_hex(fields[CASE_UPPER])
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lower[code] = make_hex(fields[CASE_LOWER])
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title[code] = make_hex(fields[CASE_TITLE])
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print_tests(version, upper, title, lower)
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def print_tests(version, upper, title, lower):
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print("""\
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# Test cases generated from Unicode {} data
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# by gen-casemap-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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tr_TR\ti\ti\t\u0130\t\u0130\t# i => LATIN CAPITAL LETTER I WITH DOT ABOVE
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tr_TR\tI\t\u0131\tI\tI\t# I => LATIN SMALL LETTER DOTLESS I
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tr_TR\tI\u0307\ti\tI\u0307\tI\u0307\t# I => LATIN SMALL LETTER DOTLESS I
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tr_TR.UTF-8\ti\ti\t\u0130\t\u0130\t# i => LATIN CAPITAL LETTER I WITH DOT ABOVE
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tr_TR.UTF-8\tI\t\u0131\tI\tI\t# I => LATIN SMALL LETTER DOTLESS I
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tr_TR.UTF-8\tI\u0307\ti\tI\u0307\tI\u0307\t# I => LATIN SMALL LETTER DOTLESS I
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# Test reordering of YPOGEGRAMMENI across other accents
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\t\u03b1\u0345\u0314\t\u03b1\u0345\u0314\t\u0391\u0345\u0314\t\u0391\u0314\u0399\t
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\t\u03b1\u0314\u0345\t\u03b1\u0314\u0345\t\u0391\u0314\u0345\t\u0391\u0314\u0399\t
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# Handling of final and nonfinal sigma
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\tΜΆΙΟΣ μάιος Μάιος ΜΆΙΟΣ
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\tΜΆΙΟΣ μάιος Μάιος ΜΆΙΟΣ
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\tΣΙΓΜΑ σιγμα Σιγμα ΣΙΓΜΑ
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# Lithuanian rule of i followed by letter with dot. Not at all sure
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# about the titlecase part here
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lt_LT\ti\u0117\ti\u0117\tIe\tIE\t
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lt_LT\tie\u0307\tie\u0307\tIe\tIE\t
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lt_LT\t\u00cc\ti\u0307\u0300\t\u00cc\t\u00cc\t # LATIN CAPITAL LETTER I WITH GRAVE
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lt_LT\t\u00CD\ti\u0307\u0301\t\u00CD\t\u00CD\t # LATIN CAPITAL LETTER I WITH ACUTE
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lt_LT\t\u0128\ti\u0307\u0303\t\u0128\t\u0128\t # LATIN CAPITAL LETTER I WITH TILDE
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lt_LT\tI\u0301\ti\u0307\u0301\tI\u0301\tI\u0301\t # LATIN CAPITAL LETTER I (with acute accent)
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lt_LT\tI\u0300\ti\u0307\u0300\tI\u0300\tI\u0300\t # LATIN CAPITAL LETTER I (with grave accent)
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lt_LT\tI\u0303\ti\u0307\u0303\tI\u0303\tI\u0303\t # LATIN CAPITAL LETTER I (with tilde above)
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lt_LT\tI\u0328\u0301\ti\u0307\u0328\u0301\tI\u0328\u0301\tI\u0328\u0301\t # LATIN CAPITAL LETTER I (with ogonek and acute accent)
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lt_LT\tJ\u0301\tj\u0307\u0301\tJ\u0301\tJ\u0301\t # LATIN CAPITAL LETTER J (with acute accent)
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lt_LT\t\u012e\u0301\t\u012f\u0307\u0301\t\u012e\u0301\t\u012e\u0301\t # LATIN CAPITAL LETTER I WITH OGONEK (with acute accent)
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lt_LT.UTF-8\ti\u0117\ti\u0117\tIe\tIE\t
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lt_LT.UTF-8\tie\u0307\tie\u0307\tIe\tIE\t
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lt_LT.UTF-8\t\u00cc\ti\u0307\u0300\t\u00cc\t\u00cc\t # LATIN CAPITAL LETTER I WITH GRAVE
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lt_LT.UTF-8\t\u00CD\ti\u0307\u0301\t\u00CD\t\u00CD\t # LATIN CAPITAL LETTER I WITH ACUTE
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lt_LT.UTF-8\t\u0128\ti\u0307\u0303\t\u0128\t\u0128\t # LATIN CAPITAL LETTER I WITH TILDE
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lt_LT.UTF-8\tI\u0301\ti\u0307\u0301\tI\u0301\tI\u0301\t # LATIN CAPITAL LETTER I (with acute accent)
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lt_LT.UTF-8\tI\u0300\ti\u0307\u0300\tI\u0300\tI\u0300\t # LATIN CAPITAL LETTER I (with grave accent)
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lt_LT.UTF-8\tI\u0303\ti\u0307\u0303\tI\u0303\tI\u0303\t # LATIN CAPITAL LETTER I (with tilde above)
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lt_LT.UTF-8\tI\u0328\u0301\ti\u0307\u0328\u0301\tI\u0328\u0301\tI\u0328\u0301\t # LATIN CAPITAL LETTER I (with ogonek and acute accent)
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lt_LT.UTF-8\tJ\u0301\tj\u0307\u0301\tJ\u0301\tJ\u0301\t # LATIN CAPITAL LETTER J (with acute accent)
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lt_LT.UTF-8\t\u012e\u0301\t\u012f\u0307\u0301\t\u012e\u0301\t\u012e\u0301\t # LATIN CAPITAL LETTER I WITH OGONEK (with acute accent)
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# Special case not at initial position
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\ta\ufb04\ta\ufb04\tAffl\tAFFL\t# FB04
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#
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# Now the automatic tests
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#""".format(version))
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for i in range(0x10ffff):
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if i == 0x3A3:
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# Greek sigma needs special tests
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continue
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up = upper.get(i, "")
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lo = lower.get(i, "")
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ti = title.get(i, "")
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if any([up, lo, ti]):
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print("\t%s\t%s\t%s\t%s\t# %4X" % (chr(i), lo, ti, up, i))
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if __name__ == "__main__":
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sys.exit(main(sys.argv))
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