diff options
Diffstat (limited to 'Lib/test/test_format.py')
| -rw-r--r-- | Lib/test/test_format.py | 411 |
1 files changed, 209 insertions, 202 deletions
diff --git a/Lib/test/test_format.py b/Lib/test/test_format.py index 53e7d04df4..cbb7be837a 100644 --- a/Lib/test/test_format.py +++ b/Lib/test/test_format.py @@ -1,7 +1,9 @@ from test.test_support import verbose, TestFailed import sys -from test.test_support import MAX_Py_ssize_t -maxsize = MAX_Py_ssize_t +import test.test_support as test_support +import unittest + +maxsize = test_support.MAX_Py_ssize_t # test string formatting operator (I am not sure if this is being tested # elsewhere but, surely, some of the given cases are *not* tested because @@ -33,8 +35,10 @@ def testformat(formatstr, args, output=None, limit=None): elif output and limit is None and result != output: if verbose: print('no') - print("%r %% %r == %r != %r" %\ - (formatstr, args, result, output)) + #print("%r %% %r == %r != %r" %\ + # (formatstr, args, result, output)) + raise AssertionError("%r %% %r == %r != %r" % + (formatstr, args, result, output)) # when 'limit' is specified, it determines how many characters # must match exactly; lengths must always match. # ex: limit=5, '12345678' matches '12345___' @@ -50,207 +54,210 @@ def testformat(formatstr, args, output=None, limit=None): if verbose: print('yes') -testformat("%.1d", (1,), "1") -testformat("%.*d", (sys.maxsize,1)) # expect overflow -testformat("%.100d", (1,), '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') -testformat("%#.117x", (1,), '0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') -testformat("%#.118x", (1,), '0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') - -testformat("%f", (1.0,), "1.000000") -# these are trying to test the limits of the internal magic-number-length -# formatting buffer, if that number changes then these tests are less -# effective -testformat("%#.*g", (109, -1.e+49/3.)) -testformat("%#.*g", (110, -1.e+49/3.)) -testformat("%#.*g", (110, -1.e+100/3.)) - -# test some ridiculously large precision, expect overflow -testformat('%12.*f', (123456, 1.0)) - -# check for internal overflow validation on length of precision -overflowrequired = 1 -testformat("%#.*g", (110, -1.e+100/3.)) -testformat("%#.*G", (110, -1.e+100/3.)) -testformat("%#.*f", (110, -1.e+100/3.)) -testformat("%#.*F", (110, -1.e+100/3.)) -overflowrequired = 0 - -# Formatting of long integers. Overflow is not ok -overflowok = 0 -testformat("%x", 10, "a") -testformat("%x", 100000000000, "174876e800") -testformat("%o", 10, "12") -testformat("%o", 100000000000, "1351035564000") -testformat("%d", 10, "10") -testformat("%d", 100000000000, "100000000000") - -big = 123456789012345678901234567890 -testformat("%d", big, "123456789012345678901234567890") -testformat("%d", -big, "-123456789012345678901234567890") -testformat("%5d", -big, "-123456789012345678901234567890") -testformat("%31d", -big, "-123456789012345678901234567890") -testformat("%32d", -big, " -123456789012345678901234567890") -testformat("%-32d", -big, "-123456789012345678901234567890 ") -testformat("%032d", -big, "-0123456789012345678901234567890") -testformat("%-032d", -big, "-123456789012345678901234567890 ") -testformat("%034d", -big, "-000123456789012345678901234567890") -testformat("%034d", big, "0000123456789012345678901234567890") -testformat("%0+34d", big, "+000123456789012345678901234567890") -testformat("%+34d", big, " +123456789012345678901234567890") -testformat("%34d", big, " 123456789012345678901234567890") -testformat("%.2d", big, "123456789012345678901234567890") -testformat("%.30d", big, "123456789012345678901234567890") -testformat("%.31d", big, "0123456789012345678901234567890") -testformat("%32.31d", big, " 0123456789012345678901234567890") -testformat("%d", float(big), "123456________________________", 6) - -big = 0x1234567890abcdef12345 # 21 hex digits -testformat("%x", big, "1234567890abcdef12345") -testformat("%x", -big, "-1234567890abcdef12345") -testformat("%5x", -big, "-1234567890abcdef12345") -testformat("%22x", -big, "-1234567890abcdef12345") -testformat("%23x", -big, " -1234567890abcdef12345") -testformat("%-23x", -big, "-1234567890abcdef12345 ") -testformat("%023x", -big, "-01234567890abcdef12345") -testformat("%-023x", -big, "-1234567890abcdef12345 ") -testformat("%025x", -big, "-0001234567890abcdef12345") -testformat("%025x", big, "00001234567890abcdef12345") -testformat("%0+25x", big, "+0001234567890abcdef12345") -testformat("%+25x", big, " +1234567890abcdef12345") -testformat("%25x", big, " 1234567890abcdef12345") -testformat("%.2x", big, "1234567890abcdef12345") -testformat("%.21x", big, "1234567890abcdef12345") -testformat("%.22x", big, "01234567890abcdef12345") -testformat("%23.22x", big, " 01234567890abcdef12345") -testformat("%-23.22x", big, "01234567890abcdef12345 ") -testformat("%X", big, "1234567890ABCDEF12345") -testformat("%#X", big, "0X1234567890ABCDEF12345") -testformat("%#x", big, "0x1234567890abcdef12345") -testformat("%#x", -big, "-0x1234567890abcdef12345") -testformat("%#.23x", -big, "-0x001234567890abcdef12345") -testformat("%#+.23x", big, "+0x001234567890abcdef12345") -testformat("%# .23x", big, " 0x001234567890abcdef12345") -testformat("%#+.23X", big, "+0X001234567890ABCDEF12345") -testformat("%#-+.23X", big, "+0X001234567890ABCDEF12345") -testformat("%#-+26.23X", big, "+0X001234567890ABCDEF12345") -testformat("%#-+27.23X", big, "+0X001234567890ABCDEF12345 ") -testformat("%#+27.23X", big, " +0X001234567890ABCDEF12345") -# next one gets two leading zeroes from precision, and another from the -# 0 flag and the width -testformat("%#+027.23X", big, "+0X0001234567890ABCDEF12345") -# same, except no 0 flag -testformat("%#+27.23X", big, " +0X001234567890ABCDEF12345") -testformat("%x", float(big), "123456_______________", 6) - -big = 0o12345670123456701234567012345670 # 32 octal digits -testformat("%o", big, "12345670123456701234567012345670") -testformat("%o", -big, "-12345670123456701234567012345670") -testformat("%5o", -big, "-12345670123456701234567012345670") -testformat("%33o", -big, "-12345670123456701234567012345670") -testformat("%34o", -big, " -12345670123456701234567012345670") -testformat("%-34o", -big, "-12345670123456701234567012345670 ") -testformat("%034o", -big, "-012345670123456701234567012345670") -testformat("%-034o", -big, "-12345670123456701234567012345670 ") -testformat("%036o", -big, "-00012345670123456701234567012345670") -testformat("%036o", big, "000012345670123456701234567012345670") -testformat("%0+36o", big, "+00012345670123456701234567012345670") -testformat("%+36o", big, " +12345670123456701234567012345670") -testformat("%36o", big, " 12345670123456701234567012345670") -testformat("%.2o", big, "12345670123456701234567012345670") -testformat("%.32o", big, "12345670123456701234567012345670") -testformat("%.33o", big, "012345670123456701234567012345670") -testformat("%34.33o", big, " 012345670123456701234567012345670") -testformat("%-34.33o", big, "012345670123456701234567012345670 ") -testformat("%o", big, "12345670123456701234567012345670") -testformat("%#o", big, "0o12345670123456701234567012345670") -testformat("%#o", -big, "-0o12345670123456701234567012345670") -testformat("%#.34o", -big, "-0o0012345670123456701234567012345670") -testformat("%#+.34o", big, "+0o0012345670123456701234567012345670") -testformat("%# .34o", big, " 0o0012345670123456701234567012345670") -testformat("%#-+.34o", big, "+0o0012345670123456701234567012345670") -testformat("%#-+39.34o", big, "+0o0012345670123456701234567012345670 ") -testformat("%#+39.34o", big, " +0o0012345670123456701234567012345670") -# next one gets one leading zero from precision -testformat("%.33o", big, "012345670123456701234567012345670") -# one leading zero from precision -testformat("%#.33o", big, "0o012345670123456701234567012345670") -# leading zero vanishes -testformat("%#.32o", big, "0o12345670123456701234567012345670") -# one leading zero from precision, and another from '0' flag & width -testformat("%034.33o", big, "0012345670123456701234567012345670") -# max width includes base marker; padding zeroes come after marker -testformat("%0#38.33o", big, "0o000012345670123456701234567012345670") -# padding spaces come before marker -testformat("%#36.33o", big, " 0o012345670123456701234567012345670") -testformat("%o", float(big), "123456__________________________", 6) -# Some small ints, in both Python int and long flavors). -testformat("%d", 42, "42") -testformat("%d", -42, "-42") -testformat("%#x", 1, "0x1") -testformat("%#X", 1, "0X1") -testformat("%#o", 1, "0o1") -testformat("%#o", 1, "0o1") -testformat("%#o", 0, "0o0") -testformat("%#o", 0, "0o0") -testformat("%o", 0, "0") -testformat("%d", 0, "0") -testformat("%#x", 0, "0x0") -testformat("%#X", 0, "0X0") +class FormatTest(unittest.TestCase): + def test_format(self): + testformat("%.1d", (1,), "1") + testformat("%.*d", (sys.maxsize,1)) # expect overflow + testformat("%.100d", (1,), '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') + testformat("%#.117x", (1,), '0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') + testformat("%#.118x", (1,), '0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001') -testformat("%x", 0x42, "42") -testformat("%x", -0x42, "-42") -testformat("%x", float(0x42), "42") + testformat("%f", (1.0,), "1.000000") + # these are trying to test the limits of the internal magic-number-length + # formatting buffer, if that number changes then these tests are less + # effective + testformat("%#.*g", (109, -1.e+49/3.)) + testformat("%#.*g", (110, -1.e+49/3.)) + testformat("%#.*g", (110, -1.e+100/3.)) + # test some ridiculously large precision, expect overflow + testformat('%12.*f', (123456, 1.0)) + # check for internal overflow validation on length of precision + overflowrequired = 1 + testformat("%#.*g", (110, -1.e+100/3.)) + testformat("%#.*G", (110, -1.e+100/3.)) + testformat("%#.*f", (110, -1.e+100/3.)) + testformat("%#.*F", (110, -1.e+100/3.)) + overflowrequired = 0 + # Formatting of integers. Overflow is not ok + overflowok = 0 + testformat("%x", 10, "a") + testformat("%x", 100000000000, "174876e800") + testformat("%o", 10, "12") + testformat("%o", 100000000000, "1351035564000") + testformat("%d", 10, "10") + testformat("%d", 100000000000, "100000000000") + big = 123456789012345678901234567890 + testformat("%d", big, "123456789012345678901234567890") + testformat("%d", -big, "-123456789012345678901234567890") + testformat("%5d", -big, "-123456789012345678901234567890") + testformat("%31d", -big, "-123456789012345678901234567890") + testformat("%32d", -big, " -123456789012345678901234567890") + testformat("%-32d", -big, "-123456789012345678901234567890 ") + testformat("%032d", -big, "-0123456789012345678901234567890") + testformat("%-032d", -big, "-123456789012345678901234567890 ") + testformat("%034d", -big, "-000123456789012345678901234567890") + testformat("%034d", big, "0000123456789012345678901234567890") + testformat("%0+34d", big, "+000123456789012345678901234567890") + testformat("%+34d", big, " +123456789012345678901234567890") + testformat("%34d", big, " 123456789012345678901234567890") + testformat("%.2d", big, "123456789012345678901234567890") + testformat("%.30d", big, "123456789012345678901234567890") + testformat("%.31d", big, "0123456789012345678901234567890") + testformat("%32.31d", big, " 0123456789012345678901234567890") + testformat("%d", float(big), "123456________________________", 6) + big = 0x1234567890abcdef12345 # 21 hex digits + testformat("%x", big, "1234567890abcdef12345") + testformat("%x", -big, "-1234567890abcdef12345") + testformat("%5x", -big, "-1234567890abcdef12345") + testformat("%22x", -big, "-1234567890abcdef12345") + testformat("%23x", -big, " -1234567890abcdef12345") + testformat("%-23x", -big, "-1234567890abcdef12345 ") + testformat("%023x", -big, "-01234567890abcdef12345") + testformat("%-023x", -big, "-1234567890abcdef12345 ") + testformat("%025x", -big, "-0001234567890abcdef12345") + testformat("%025x", big, "00001234567890abcdef12345") + testformat("%0+25x", big, "+0001234567890abcdef12345") + testformat("%+25x", big, " +1234567890abcdef12345") + testformat("%25x", big, " 1234567890abcdef12345") + testformat("%.2x", big, "1234567890abcdef12345") + testformat("%.21x", big, "1234567890abcdef12345") + testformat("%.22x", big, "01234567890abcdef12345") + testformat("%23.22x", big, " 01234567890abcdef12345") + testformat("%-23.22x", big, "01234567890abcdef12345 ") + testformat("%X", big, "1234567890ABCDEF12345") + testformat("%#X", big, "0X1234567890ABCDEF12345") + testformat("%#x", big, "0x1234567890abcdef12345") + testformat("%#x", -big, "-0x1234567890abcdef12345") + testformat("%#.23x", -big, "-0x001234567890abcdef12345") + testformat("%#+.23x", big, "+0x001234567890abcdef12345") + testformat("%# .23x", big, " 0x001234567890abcdef12345") + testformat("%#+.23X", big, "+0X001234567890ABCDEF12345") + testformat("%#-+.23X", big, "+0X001234567890ABCDEF12345") + testformat("%#-+26.23X", big, "+0X001234567890ABCDEF12345") + testformat("%#-+27.23X", big, "+0X001234567890ABCDEF12345 ") + testformat("%#+27.23X", big, " +0X001234567890ABCDEF12345") + # next one gets two leading zeroes from precision, and another from the + # 0 flag and the width + testformat("%#+027.23X", big, "+0X0001234567890ABCDEF12345") + # same, except no 0 flag + testformat("%#+27.23X", big, " +0X001234567890ABCDEF12345") + testformat("%x", float(big), "123456_______________", 6) + big = 0o12345670123456701234567012345670 # 32 octal digits + testformat("%o", big, "12345670123456701234567012345670") + testformat("%o", -big, "-12345670123456701234567012345670") + testformat("%5o", -big, "-12345670123456701234567012345670") + testformat("%33o", -big, "-12345670123456701234567012345670") + testformat("%34o", -big, " -12345670123456701234567012345670") + testformat("%-34o", -big, "-12345670123456701234567012345670 ") + testformat("%034o", -big, "-012345670123456701234567012345670") + testformat("%-034o", -big, "-12345670123456701234567012345670 ") + testformat("%036o", -big, "-00012345670123456701234567012345670") + testformat("%036o", big, "000012345670123456701234567012345670") + testformat("%0+36o", big, "+00012345670123456701234567012345670") + testformat("%+36o", big, " +12345670123456701234567012345670") + testformat("%36o", big, " 12345670123456701234567012345670") + testformat("%.2o", big, "12345670123456701234567012345670") + testformat("%.32o", big, "12345670123456701234567012345670") + testformat("%.33o", big, "012345670123456701234567012345670") + testformat("%34.33o", big, " 012345670123456701234567012345670") + testformat("%-34.33o", big, "012345670123456701234567012345670 ") + testformat("%o", big, "12345670123456701234567012345670") + testformat("%#o", big, "0o12345670123456701234567012345670") + testformat("%#o", -big, "-0o12345670123456701234567012345670") + testformat("%#.34o", -big, "-0o0012345670123456701234567012345670") + testformat("%#+.34o", big, "+0o0012345670123456701234567012345670") + testformat("%# .34o", big, " 0o0012345670123456701234567012345670") + testformat("%#+.34o", big, "+0o0012345670123456701234567012345670") + testformat("%#-+.34o", big, "+0o0012345670123456701234567012345670") + testformat("%#-+37.34o", big, "+0o0012345670123456701234567012345670") + testformat("%#+37.34o", big, "+0o0012345670123456701234567012345670") + # next one gets one leading zero from precision + testformat("%.33o", big, "012345670123456701234567012345670") + # base marker shouldn't change that, since "0" is redundant + testformat("%#.33o", big, "0o012345670123456701234567012345670") + # but reduce precision, and base marker should add a zero + testformat("%#.32o", big, "0o12345670123456701234567012345670") + # one leading zero from precision, and another from "0" flag & width + testformat("%034.33o", big, "0012345670123456701234567012345670") + # base marker shouldn't change that + testformat("%0#34.33o", big, "0o012345670123456701234567012345670") + testformat("%o", float(big), "123456__________________________", 6) + # Some small ints, in both Python int and flavors). + testformat("%d", 42, "42") + testformat("%d", -42, "-42") + testformat("%d", 42, "42") + testformat("%d", -42, "-42") + testformat("%d", 42.0, "42") + testformat("%#x", 1, "0x1") + testformat("%#x", 1, "0x1") + testformat("%#X", 1, "0X1") + testformat("%#X", 1, "0X1") + testformat("%#x", 1.0, "0x1") + testformat("%#o", 1, "0o1") + testformat("%#o", 1, "0o1") + testformat("%#o", 0, "0o0") + testformat("%#o", 0, "0o0") + testformat("%o", 0, "0") + testformat("%o", 0, "0") + testformat("%d", 0, "0") + testformat("%d", 0, "0") + testformat("%#x", 0, "0x0") + testformat("%#x", 0, "0x0") + testformat("%#X", 0, "0X0") + testformat("%#X", 0, "0X0") + testformat("%x", 0x42, "42") + testformat("%x", -0x42, "-42") + testformat("%x", 0x42, "42") + testformat("%x", -0x42, "-42") + testformat("%x", float(0x42), "42") + testformat("%o", 0o42, "42") + testformat("%o", -0o42, "-42") + testformat("%o", 0o42, "42") + testformat("%o", -0o42, "-42") + testformat("%o", float(0o42), "42") + # Test exception for unknown format characters + if verbose: + print('Testing exceptions') + def test_exc(formatstr, args, exception, excmsg): + try: + testformat(formatstr, args) + except exception as exc: + if str(exc) == excmsg: + if verbose: + print("yes") + else: + if verbose: print('no') + print('Unexpected ', exception, ':', repr(str(exc))) + except: + if verbose: print('no') + print('Unexpected exception') + raise + else: + raise TestFailed('did not get expected exception: %s' % excmsg) + test_exc('abc %a', 1, ValueError, + "unsupported format character 'a' (0x61) at index 5") + #test_exc(unicode('abc %\u3000','raw-unicode-escape'), 1, ValueError, + # "unsupported format character '?' (0x3000) at index 5") + test_exc('%d', '1', TypeError, "%d format: a number is required, not str") + test_exc('%g', '1', TypeError, "a float is required") + test_exc('no format', '1', TypeError, + "not all arguments converted during string formatting") + test_exc('no format', '1', TypeError, + "not all arguments converted during string formatting") -testformat("%o", 0o42, "42") -testformat("%o", -0o42, "-42") -testformat("%o", 0o42, "42") -testformat("%o", -0o42, "-42") -testformat("%o", float(0o42), "42") + if maxsize == 2**31-1: + # crashes 2.2.1 and earlier: + try: + "%*d"%(maxsize, -127) + except MemoryError: + pass + else: + raise TestFailed('"%*d"%(maxsize, -127) should fail') -# Test exception for unknown format characters -if verbose: - print('Testing exceptions') +def test_main(): + test_support.run_unittest(FormatTest) -def test_exc(formatstr, args, exception, excmsg): - try: - testformat(formatstr, args) - except exception as exc: - if str(exc) == excmsg: - if verbose: - print("yes") - else: - if verbose: print('no') - print('Unexpected ', exception, ':', repr(str(exc))) - except: - if verbose: print('no') - print('Unexpected exception') - raise - else: - raise TestFailed('did not get expected exception: %s' % excmsg) -test_exc('abc %a', 1, ValueError, - "unsupported format character 'a' (0x61) at index 5") -test_exc(str(b'abc %\u3000', 'raw-unicode-escape'), 1, ValueError, - "unsupported format character '?' (0x3000) at index 5") - -#test_exc('%d', '1', TypeError, "an integer is required") -test_exc('%d', '1', TypeError, '%d format: a number is required, not str') -test_exc('%g', '1', TypeError, "a float is required") -test_exc('no format', '1', TypeError, - "not all arguments converted during string formatting") -test_exc('no format', '1', TypeError, - "not all arguments converted during string formatting") -test_exc('no format', '1', TypeError, - "not all arguments converted during string formatting") -test_exc('no format', '1', TypeError, - "not all arguments converted during string formatting") - -if maxsize == 2**31-1: - # crashes 2.2.1 and earlier: - try: - "%*d"%(maxsize, -127) - except MemoryError: - pass - else: - raise TestFailed('"%*d"%(maxsize, -127) should fail') +if __name__ == "__main__": + unittest.main() |