| """ Tests for the unicodedata module. |
| |
| Written by Marc-Andre Lemburg (mal@lemburg.com). |
| |
| (c) Copyright CNRI, All Rights Reserved. NO WARRANTY. |
| |
| """ |
| |
| import hashlib |
| from http.client import HTTPException |
| import sys |
| import unicodedata |
| import unittest |
| from test.support import (open_urlresource, requires_resource, script_helper, |
| cpython_only) |
| |
| |
| class UnicodeMethodsTest(unittest.TestCase): |
| |
| # update this, if the database changes |
| expectedchecksum = 'fbdf8106a3c7c242086b0a9efa03ad4d30d5b85d' |
| |
| @requires_resource('cpu') |
| def test_method_checksum(self): |
| h = hashlib.sha1() |
| for i in range(sys.maxunicode + 1): |
| char = chr(i) |
| data = [ |
| # Predicates (single char) |
| "01"[char.isalnum()], |
| "01"[char.isalpha()], |
| "01"[char.isdecimal()], |
| "01"[char.isdigit()], |
| "01"[char.islower()], |
| "01"[char.isnumeric()], |
| "01"[char.isspace()], |
| "01"[char.istitle()], |
| "01"[char.isupper()], |
| |
| # Predicates (multiple chars) |
| "01"[(char + 'abc').isalnum()], |
| "01"[(char + 'abc').isalpha()], |
| "01"[(char + '123').isdecimal()], |
| "01"[(char + '123').isdigit()], |
| "01"[(char + 'abc').islower()], |
| "01"[(char + '123').isnumeric()], |
| "01"[(char + ' \t').isspace()], |
| "01"[(char + 'abc').istitle()], |
| "01"[(char + 'ABC').isupper()], |
| |
| # Mappings (single char) |
| char.lower(), |
| char.upper(), |
| char.title(), |
| |
| # Mappings (multiple chars) |
| (char + 'abc').lower(), |
| (char + 'ABC').upper(), |
| (char + 'abc').title(), |
| (char + 'ABC').title(), |
| |
| ] |
| h.update(''.join(data).encode('utf-8', 'surrogatepass')) |
| result = h.hexdigest() |
| self.assertEqual(result, self.expectedchecksum) |
| |
| class UnicodeDatabaseTest(unittest.TestCase): |
| db = unicodedata |
| |
| class UnicodeFunctionsTest(UnicodeDatabaseTest): |
| |
| # Update this if the database changes. Make sure to do a full rebuild |
| # (e.g. 'make distclean && make') to get the correct checksum. |
| expectedchecksum = 'd1e37a2854df60ac607b47b51189b9bf1b54bfdb' |
| |
| @requires_resource('cpu') |
| def test_function_checksum(self): |
| data = [] |
| h = hashlib.sha1() |
| |
| for i in range(sys.maxunicode + 1): |
| char = chr(i) |
| data = [ |
| # Properties |
| format(self.db.digit(char, -1), '.12g'), |
| format(self.db.numeric(char, -1), '.12g'), |
| format(self.db.decimal(char, -1), '.12g'), |
| self.db.category(char), |
| self.db.bidirectional(char), |
| self.db.decomposition(char), |
| str(self.db.mirrored(char)), |
| str(self.db.combining(char)), |
| ] |
| h.update(''.join(data).encode("ascii")) |
| result = h.hexdigest() |
| self.assertEqual(result, self.expectedchecksum) |
| |
| def test_digit(self): |
| self.assertEqual(self.db.digit('A', None), None) |
| self.assertEqual(self.db.digit('9'), 9) |
| self.assertEqual(self.db.digit('\u215b', None), None) |
| self.assertEqual(self.db.digit('\u2468'), 9) |
| self.assertEqual(self.db.digit('\U00020000', None), None) |
| self.assertEqual(self.db.digit('\U0001D7FD'), 7) |
| |
| self.assertRaises(TypeError, self.db.digit) |
| self.assertRaises(TypeError, self.db.digit, 'xx') |
| self.assertRaises(ValueError, self.db.digit, 'x') |
| |
| def test_numeric(self): |
| self.assertEqual(self.db.numeric('A',None), None) |
| self.assertEqual(self.db.numeric('9'), 9) |
| self.assertEqual(self.db.numeric('\u215b'), 0.125) |
| self.assertEqual(self.db.numeric('\u2468'), 9.0) |
| self.assertEqual(self.db.numeric('\ua627'), 7.0) |
| self.assertEqual(self.db.numeric('\U00020000', None), None) |
| self.assertEqual(self.db.numeric('\U0001012A'), 9000) |
| |
| self.assertRaises(TypeError, self.db.numeric) |
| self.assertRaises(TypeError, self.db.numeric, 'xx') |
| self.assertRaises(ValueError, self.db.numeric, 'x') |
| |
| def test_decimal(self): |
| self.assertEqual(self.db.decimal('A',None), None) |
| self.assertEqual(self.db.decimal('9'), 9) |
| self.assertEqual(self.db.decimal('\u215b', None), None) |
| self.assertEqual(self.db.decimal('\u2468', None), None) |
| self.assertEqual(self.db.decimal('\U00020000', None), None) |
| self.assertEqual(self.db.decimal('\U0001D7FD'), 7) |
| |
| self.assertRaises(TypeError, self.db.decimal) |
| self.assertRaises(TypeError, self.db.decimal, 'xx') |
| self.assertRaises(ValueError, self.db.decimal, 'x') |
| |
| def test_category(self): |
| self.assertEqual(self.db.category('\uFFFE'), 'Cn') |
| self.assertEqual(self.db.category('a'), 'Ll') |
| self.assertEqual(self.db.category('A'), 'Lu') |
| self.assertEqual(self.db.category('\U00020000'), 'Lo') |
| self.assertEqual(self.db.category('\U0001012A'), 'No') |
| |
| self.assertRaises(TypeError, self.db.category) |
| self.assertRaises(TypeError, self.db.category, 'xx') |
| |
| def test_bidirectional(self): |
| self.assertEqual(self.db.bidirectional('\uFFFE'), '') |
| self.assertEqual(self.db.bidirectional(' '), 'WS') |
| self.assertEqual(self.db.bidirectional('A'), 'L') |
| self.assertEqual(self.db.bidirectional('\U00020000'), 'L') |
| |
| self.assertRaises(TypeError, self.db.bidirectional) |
| self.assertRaises(TypeError, self.db.bidirectional, 'xx') |
| |
| def test_decomposition(self): |
| self.assertEqual(self.db.decomposition('\uFFFE'),'') |
| self.assertEqual(self.db.decomposition('\u00bc'), '<fraction> 0031 2044 0034') |
| |
| self.assertRaises(TypeError, self.db.decomposition) |
| self.assertRaises(TypeError, self.db.decomposition, 'xx') |
| |
| def test_mirrored(self): |
| self.assertEqual(self.db.mirrored('\uFFFE'), 0) |
| self.assertEqual(self.db.mirrored('a'), 0) |
| self.assertEqual(self.db.mirrored('\u2201'), 1) |
| self.assertEqual(self.db.mirrored('\U00020000'), 0) |
| |
| self.assertRaises(TypeError, self.db.mirrored) |
| self.assertRaises(TypeError, self.db.mirrored, 'xx') |
| |
| def test_combining(self): |
| self.assertEqual(self.db.combining('\uFFFE'), 0) |
| self.assertEqual(self.db.combining('a'), 0) |
| self.assertEqual(self.db.combining('\u20e1'), 230) |
| self.assertEqual(self.db.combining('\U00020000'), 0) |
| |
| self.assertRaises(TypeError, self.db.combining) |
| self.assertRaises(TypeError, self.db.combining, 'xx') |
| |
| def test_pr29(self): |
| # https://www.unicode.org/review/pr-29.html |
| # See issues #1054943 and #10254. |
| composed = ("\u0b47\u0300\u0b3e", "\u1100\u0300\u1161", |
| 'Li\u030dt-s\u1e73\u0301', |
| '\u092e\u093e\u0930\u094d\u0915 \u091c\u093c' |
| + '\u0941\u0915\u0947\u0930\u092c\u0930\u094d\u0917', |
| '\u0915\u093f\u0930\u094d\u0917\u093f\u091c\u093c' |
| + '\u0938\u094d\u0924\u093e\u0928') |
| for text in composed: |
| self.assertEqual(self.db.normalize('NFC', text), text) |
| |
| def test_issue10254(self): |
| # Crash reported in #10254 |
| a = 'C\u0338' * 20 + 'C\u0327' |
| b = 'C\u0338' * 20 + '\xC7' |
| self.assertEqual(self.db.normalize('NFC', a), b) |
| |
| def test_issue29456(self): |
| # Fix #29456 |
| u1176_str_a = '\u1100\u1176\u11a8' |
| u1176_str_b = '\u1100\u1176\u11a8' |
| u11a7_str_a = '\u1100\u1175\u11a7' |
| u11a7_str_b = '\uae30\u11a7' |
| u11c3_str_a = '\u1100\u1175\u11c3' |
| u11c3_str_b = '\uae30\u11c3' |
| self.assertEqual(self.db.normalize('NFC', u1176_str_a), u1176_str_b) |
| self.assertEqual(self.db.normalize('NFC', u11a7_str_a), u11a7_str_b) |
| self.assertEqual(self.db.normalize('NFC', u11c3_str_a), u11c3_str_b) |
| |
| def test_east_asian_width(self): |
| eaw = self.db.east_asian_width |
| self.assertRaises(TypeError, eaw, b'a') |
| self.assertRaises(TypeError, eaw, bytearray()) |
| self.assertRaises(TypeError, eaw, '') |
| self.assertRaises(TypeError, eaw, 'ra') |
| self.assertEqual(eaw('\x1e'), 'N') |
| self.assertEqual(eaw('\x20'), 'Na') |
| self.assertEqual(eaw('\uC894'), 'W') |
| self.assertEqual(eaw('\uFF66'), 'H') |
| self.assertEqual(eaw('\uFF1F'), 'F') |
| self.assertEqual(eaw('\u2010'), 'A') |
| self.assertEqual(eaw('\U00020000'), 'W') |
| |
| def test_east_asian_width_9_0_changes(self): |
| self.assertEqual(self.db.ucd_3_2_0.east_asian_width('\u231a'), 'N') |
| self.assertEqual(self.db.east_asian_width('\u231a'), 'W') |
| |
| class UnicodeMiscTest(UnicodeDatabaseTest): |
| |
| @cpython_only |
| def test_disallow_instantiation(self): |
| # Ensure that the type disallows instantiation (bpo-43916) |
| self.assertRaises(TypeError, unicodedata.UCD) |
| |
| def test_failed_import_during_compiling(self): |
| # Issue 4367 |
| # Decoding \N escapes requires the unicodedata module. If it can't be |
| # imported, we shouldn't segfault. |
| |
| # This program should raise a SyntaxError in the eval. |
| code = "import sys;" \ |
| "sys.modules['unicodedata'] = None;" \ |
| """eval("'\\\\N{SOFT HYPHEN}'")""" |
| # We use a separate process because the unicodedata module may already |
| # have been loaded in this process. |
| result = script_helper.assert_python_failure("-c", code) |
| error = "SyntaxError: (unicode error) \\N escapes not supported " \ |
| "(can't load unicodedata module)" |
| self.assertIn(error, result.err.decode("ascii")) |
| |
| def test_decimal_numeric_consistent(self): |
| # Test that decimal and numeric are consistent, |
| # i.e. if a character has a decimal value, |
| # its numeric value should be the same. |
| count = 0 |
| for i in range(0x10000): |
| c = chr(i) |
| dec = self.db.decimal(c, -1) |
| if dec != -1: |
| self.assertEqual(dec, self.db.numeric(c)) |
| count += 1 |
| self.assertTrue(count >= 10) # should have tested at least the ASCII digits |
| |
| def test_digit_numeric_consistent(self): |
| # Test that digit and numeric are consistent, |
| # i.e. if a character has a digit value, |
| # its numeric value should be the same. |
| count = 0 |
| for i in range(0x10000): |
| c = chr(i) |
| dec = self.db.digit(c, -1) |
| if dec != -1: |
| self.assertEqual(dec, self.db.numeric(c)) |
| count += 1 |
| self.assertTrue(count >= 10) # should have tested at least the ASCII digits |
| |
| def test_bug_1704793(self): |
| self.assertEqual(self.db.lookup("GOTHIC LETTER FAIHU"), '\U00010346') |
| |
| def test_ucd_510(self): |
| import unicodedata |
| # In UCD 5.1.0, a mirrored property changed wrt. UCD 3.2.0 |
| self.assertTrue(unicodedata.mirrored("\u0f3a")) |
| self.assertTrue(not unicodedata.ucd_3_2_0.mirrored("\u0f3a")) |
| # Also, we now have two ways of representing |
| # the upper-case mapping: as delta, or as absolute value |
| self.assertTrue("a".upper()=='A') |
| self.assertTrue("\u1d79".upper()=='\ua77d') |
| self.assertTrue(".".upper()=='.') |
| |
| def test_bug_5828(self): |
| self.assertEqual("\u1d79".lower(), "\u1d79") |
| # Only U+0000 should have U+0000 as its upper/lower/titlecase variant |
| self.assertEqual( |
| [ |
| c for c in range(sys.maxunicode+1) |
| if "\x00" in chr(c).lower()+chr(c).upper()+chr(c).title() |
| ], |
| [0] |
| ) |
| |
| def test_bug_4971(self): |
| # LETTER DZ WITH CARON: DZ, Dz, dz |
| self.assertEqual("\u01c4".title(), "\u01c5") |
| self.assertEqual("\u01c5".title(), "\u01c5") |
| self.assertEqual("\u01c6".title(), "\u01c5") |
| |
| def test_linebreak_7643(self): |
| for i in range(0x10000): |
| lines = (chr(i) + 'A').splitlines() |
| if i in (0x0a, 0x0b, 0x0c, 0x0d, 0x85, |
| 0x1c, 0x1d, 0x1e, 0x2028, 0x2029): |
| self.assertEqual(len(lines), 2, |
| r"\u%.4x should be a linebreak" % i) |
| else: |
| self.assertEqual(len(lines), 1, |
| r"\u%.4x should not be a linebreak" % i) |
| |
| class NormalizationTest(unittest.TestCase): |
| @staticmethod |
| def check_version(testfile): |
| hdr = testfile.readline() |
| return unicodedata.unidata_version in hdr |
| |
| @staticmethod |
| def unistr(data): |
| data = [int(x, 16) for x in data.split(" ")] |
| return "".join([chr(x) for x in data]) |
| |
| @requires_resource('network') |
| def test_normalization(self): |
| TESTDATAFILE = "NormalizationTest.txt" |
| TESTDATAURL = f"http://www.pythontest.net/unicode/{unicodedata.unidata_version}/{TESTDATAFILE}" |
| |
| # Hit the exception early |
| try: |
| testdata = open_urlresource(TESTDATAURL, encoding="utf-8", |
| check=self.check_version) |
| except PermissionError: |
| self.skipTest(f"Permission error when downloading {TESTDATAURL} " |
| f"into the test data directory") |
| except (OSError, HTTPException): |
| self.fail(f"Could not retrieve {TESTDATAURL}") |
| |
| with testdata: |
| self.run_normalization_tests(testdata) |
| |
| def run_normalization_tests(self, testdata): |
| part = None |
| part1_data = {} |
| |
| def NFC(str): |
| return unicodedata.normalize("NFC", str) |
| |
| def NFKC(str): |
| return unicodedata.normalize("NFKC", str) |
| |
| def NFD(str): |
| return unicodedata.normalize("NFD", str) |
| |
| def NFKD(str): |
| return unicodedata.normalize("NFKD", str) |
| |
| for line in testdata: |
| if '#' in line: |
| line = line.split('#')[0] |
| line = line.strip() |
| if not line: |
| continue |
| if line.startswith("@Part"): |
| part = line.split()[0] |
| continue |
| c1,c2,c3,c4,c5 = [self.unistr(x) for x in line.split(';')[:-1]] |
| |
| # Perform tests |
| self.assertTrue(c2 == NFC(c1) == NFC(c2) == NFC(c3), line) |
| self.assertTrue(c4 == NFC(c4) == NFC(c5), line) |
| self.assertTrue(c3 == NFD(c1) == NFD(c2) == NFD(c3), line) |
| self.assertTrue(c5 == NFD(c4) == NFD(c5), line) |
| self.assertTrue(c4 == NFKC(c1) == NFKC(c2) == \ |
| NFKC(c3) == NFKC(c4) == NFKC(c5), |
| line) |
| self.assertTrue(c5 == NFKD(c1) == NFKD(c2) == \ |
| NFKD(c3) == NFKD(c4) == NFKD(c5), |
| line) |
| |
| self.assertTrue(unicodedata.is_normalized("NFC", c2)) |
| self.assertTrue(unicodedata.is_normalized("NFC", c4)) |
| |
| self.assertTrue(unicodedata.is_normalized("NFD", c3)) |
| self.assertTrue(unicodedata.is_normalized("NFD", c5)) |
| |
| self.assertTrue(unicodedata.is_normalized("NFKC", c4)) |
| self.assertTrue(unicodedata.is_normalized("NFKD", c5)) |
| |
| # Record part 1 data |
| if part == "@Part1": |
| part1_data[c1] = 1 |
| |
| # Perform tests for all other data |
| for c in range(sys.maxunicode+1): |
| X = chr(c) |
| if X in part1_data: |
| continue |
| self.assertTrue(X == NFC(X) == NFD(X) == NFKC(X) == NFKD(X), c) |
| |
| def test_edge_cases(self): |
| self.assertRaises(TypeError, unicodedata.normalize) |
| self.assertRaises(ValueError, unicodedata.normalize, 'unknown', 'xx') |
| self.assertEqual(unicodedata.normalize('NFKC', ''), '') |
| |
| def test_bug_834676(self): |
| # Check for bug 834676 |
| unicodedata.normalize('NFC', '\ud55c\uae00') |
| |
| |
| if __name__ == "__main__": |
| unittest.main() |