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Diffstat (limited to 'lib/python2.7/test/test_format.py')
| -rw-r--r-- | lib/python2.7/test/test_format.py | 307 |
1 files changed, 0 insertions, 307 deletions
diff --git a/lib/python2.7/test/test_format.py b/lib/python2.7/test/test_format.py deleted file mode 100644 index dd30efa..0000000 --- a/lib/python2.7/test/test_format.py +++ /dev/null @@ -1,307 +0,0 @@ -import sys -from test.test_support import verbose, have_unicode, TestFailed -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 -# they crash python) -# test on unicode strings as well - -def testformat(formatstr, args, output=None, limit=None, overflowok=False): - if verbose: - if output: - print "%s %% %s =? %s ..." %\ - (repr(formatstr), repr(args), repr(output)), - else: - print "%s %% %s works? ..." % (repr(formatstr), repr(args)), - try: - result = formatstr % args - except OverflowError: - if not overflowok: - raise - if verbose: - print 'overflow (this is fine)' - else: - if output and limit is None and result != output: - if verbose: - print 'no' - 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___' - # (mainly for floating point format tests for which an exact match - # can't be guaranteed due to rounding and representation errors) - elif output and limit is not None and ( - len(result)!=len(output) or result[:limit]!=output[:limit]): - if verbose: - print 'no' - print "%s %% %s == %s != %s" % \ - (repr(formatstr), repr(args), repr(result), repr(output)) - else: - if verbose: - print 'yes' - - -def testboth(formatstr, *args, **kwargs): - testformat(formatstr, *args, **kwargs) - if have_unicode: - testformat(unicode(formatstr), *args, **kwargs) - - -class FormatTest(unittest.TestCase): - def test_format(self): - testboth("%.1d", (1,), "1") - testboth("%.*d", (sys.maxint,1), overflowok=True) # expect overflow - testboth("%.100d", (1,), '00000000000000000000000000000000000000' - '000000000000000000000000000000000000000000000000000000' - '00000001', overflowok=True) - testboth("%#.117x", (1,), '0x00000000000000000000000000000000000' - '000000000000000000000000000000000000000000000000000000' - '0000000000000000000000000001', - overflowok=True) - testboth("%#.118x", (1,), '0x00000000000000000000000000000000000' - '000000000000000000000000000000000000000000000000000000' - '00000000000000000000000000001', - overflowok=True) - - testboth("%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 - testboth("%#.*g", (109, -1.e+49/3.)) - testboth("%#.*g", (110, -1.e+49/3.)) - testboth("%#.*g", (110, -1.e+100/3.)) - - # test some ridiculously large precision, expect overflow - testboth('%12.*f', (123456, 1.0)) - - # check for internal overflow validation on length of precision - # these tests should no longer cause overflow in Python - # 2.7/3.1 and later. - testboth("%#.*g", (110, -1.e+100/3.)) - testboth("%#.*G", (110, -1.e+100/3.)) - testboth("%#.*f", (110, -1.e+100/3.)) - testboth("%#.*F", (110, -1.e+100/3.)) - - # Formatting of long integers. Overflow is not ok - testboth("%x", 10L, "a") - testboth("%x", 100000000000L, "174876e800") - testboth("%o", 10L, "12") - testboth("%o", 100000000000L, "1351035564000") - testboth("%d", 10L, "10") - testboth("%d", 100000000000L, "100000000000") - - big = 123456789012345678901234567890L - testboth("%d", big, "123456789012345678901234567890") - testboth("%d", -big, "-123456789012345678901234567890") - testboth("%5d", -big, "-123456789012345678901234567890") - testboth("%31d", -big, "-123456789012345678901234567890") - testboth("%32d", -big, " -123456789012345678901234567890") - testboth("%-32d", -big, "-123456789012345678901234567890 ") - testboth("%032d", -big, "-0123456789012345678901234567890") - testboth("%-032d", -big, "-123456789012345678901234567890 ") - testboth("%034d", -big, "-000123456789012345678901234567890") - testboth("%034d", big, "0000123456789012345678901234567890") - testboth("%0+34d", big, "+000123456789012345678901234567890") - testboth("%+34d", big, " +123456789012345678901234567890") - testboth("%34d", big, " 123456789012345678901234567890") - testboth("%.2d", big, "123456789012345678901234567890") - testboth("%.30d", big, "123456789012345678901234567890") - testboth("%.31d", big, "0123456789012345678901234567890") - testboth("%32.31d", big, " 0123456789012345678901234567890") - testboth("%d", float(big), "123456________________________", 6) - - big = 0x1234567890abcdef12345L # 21 hex digits - testboth("%x", big, "1234567890abcdef12345") - testboth("%x", -big, "-1234567890abcdef12345") - testboth("%5x", -big, "-1234567890abcdef12345") - testboth("%22x", -big, "-1234567890abcdef12345") - testboth("%23x", -big, " -1234567890abcdef12345") - testboth("%-23x", -big, "-1234567890abcdef12345 ") - testboth("%023x", -big, "-01234567890abcdef12345") - testboth("%-023x", -big, "-1234567890abcdef12345 ") - testboth("%025x", -big, "-0001234567890abcdef12345") - testboth("%025x", big, "00001234567890abcdef12345") - testboth("%0+25x", big, "+0001234567890abcdef12345") - testboth("%+25x", big, " +1234567890abcdef12345") - testboth("%25x", big, " 1234567890abcdef12345") - testboth("%.2x", big, "1234567890abcdef12345") - testboth("%.21x", big, "1234567890abcdef12345") - testboth("%.22x", big, "01234567890abcdef12345") - testboth("%23.22x", big, " 01234567890abcdef12345") - testboth("%-23.22x", big, "01234567890abcdef12345 ") - testboth("%X", big, "1234567890ABCDEF12345") - testboth("%#X", big, "0X1234567890ABCDEF12345") - testboth("%#x", big, "0x1234567890abcdef12345") - testboth("%#x", -big, "-0x1234567890abcdef12345") - testboth("%#.23x", -big, "-0x001234567890abcdef12345") - testboth("%#+.23x", big, "+0x001234567890abcdef12345") - testboth("%# .23x", big, " 0x001234567890abcdef12345") - testboth("%#+.23X", big, "+0X001234567890ABCDEF12345") - testboth("%#-+.23X", big, "+0X001234567890ABCDEF12345") - testboth("%#-+26.23X", big, "+0X001234567890ABCDEF12345") - testboth("%#-+27.23X", big, "+0X001234567890ABCDEF12345 ") - testboth("%#+27.23X", big, " +0X001234567890ABCDEF12345") - # next one gets two leading zeroes from precision, and another from the - # 0 flag and the width - testboth("%#+027.23X", big, "+0X0001234567890ABCDEF12345") - # same, except no 0 flag - testboth("%#+27.23X", big, " +0X001234567890ABCDEF12345") - testboth("%x", float(big), "123456_______________", 6) - - big = 012345670123456701234567012345670L # 32 octal digits - testboth("%o", big, "12345670123456701234567012345670") - testboth("%o", -big, "-12345670123456701234567012345670") - testboth("%5o", -big, "-12345670123456701234567012345670") - testboth("%33o", -big, "-12345670123456701234567012345670") - testboth("%34o", -big, " -12345670123456701234567012345670") - testboth("%-34o", -big, "-12345670123456701234567012345670 ") - testboth("%034o", -big, "-012345670123456701234567012345670") - testboth("%-034o", -big, "-12345670123456701234567012345670 ") - testboth("%036o", -big, "-00012345670123456701234567012345670") - testboth("%036o", big, "000012345670123456701234567012345670") - testboth("%0+36o", big, "+00012345670123456701234567012345670") - testboth("%+36o", big, " +12345670123456701234567012345670") - testboth("%36o", big, " 12345670123456701234567012345670") - testboth("%.2o", big, "12345670123456701234567012345670") - testboth("%.32o", big, "12345670123456701234567012345670") - testboth("%.33o", big, "012345670123456701234567012345670") - testboth("%34.33o", big, " 012345670123456701234567012345670") - testboth("%-34.33o", big, "012345670123456701234567012345670 ") - testboth("%o", big, "12345670123456701234567012345670") - testboth("%#o", big, "012345670123456701234567012345670") - testboth("%#o", -big, "-012345670123456701234567012345670") - testboth("%#.34o", -big, "-0012345670123456701234567012345670") - testboth("%#+.34o", big, "+0012345670123456701234567012345670") - testboth("%# .34o", big, " 0012345670123456701234567012345670") - testboth("%#+.34o", big, "+0012345670123456701234567012345670") - testboth("%#-+.34o", big, "+0012345670123456701234567012345670") - testboth("%#-+37.34o", big, "+0012345670123456701234567012345670 ") - testboth("%#+37.34o", big, " +0012345670123456701234567012345670") - # next one gets one leading zero from precision - testboth("%.33o", big, "012345670123456701234567012345670") - # base marker shouldn't change that, since "0" is redundant - testboth("%#.33o", big, "012345670123456701234567012345670") - # but reduce precision, and base marker should add a zero - testboth("%#.32o", big, "012345670123456701234567012345670") - # one leading zero from precision, and another from "0" flag & width - testboth("%034.33o", big, "0012345670123456701234567012345670") - # base marker shouldn't change that - testboth("%0#34.33o", big, "0012345670123456701234567012345670") - testboth("%o", float(big), "123456__________________________", 6) - - # Some small ints, in both Python int and long flavors). - testboth("%d", 42, "42") - testboth("%d", -42, "-42") - testboth("%d", 42L, "42") - testboth("%d", -42L, "-42") - testboth("%d", 42.0, "42") - testboth("%#x", 1, "0x1") - testboth("%#x", 1L, "0x1") - testboth("%#X", 1, "0X1") - testboth("%#X", 1L, "0X1") - testboth("%#x", 1.0, "0x1") - testboth("%#o", 1, "01") - testboth("%#o", 1L, "01") - testboth("%#o", 0, "0") - testboth("%#o", 0L, "0") - testboth("%o", 0, "0") - testboth("%o", 0L, "0") - testboth("%d", 0, "0") - testboth("%d", 0L, "0") - testboth("%#x", 0, "0x0") - testboth("%#x", 0L, "0x0") - testboth("%#X", 0, "0X0") - testboth("%#X", 0L, "0X0") - - testboth("%x", 0x42, "42") - testboth("%x", -0x42, "-42") - testboth("%x", 0x42L, "42") - testboth("%x", -0x42L, "-42") - testboth("%x", float(0x42), "42") - - testboth("%o", 042, "42") - testboth("%o", -042, "-42") - testboth("%o", 042L, "42") - testboth("%o", -042L, "-42") - testboth("%o", float(042), "42") - - # alternate float formatting - testformat('%g', 1.1, '1.1') - testformat('%#g', 1.1, '1.10000') - - # Regression test for http://bugs.python.org/issue15516. - class IntFails(object): - def __int__(self): - raise TestFailed - def __long__(self): - return 0 - - fst = IntFails() - testformat("%x", fst, '0') - - # Test exception for unknown format characters - if verbose: - print 'Testing exceptions' - - def test_exc(formatstr, args, exception, excmsg): - try: - testformat(formatstr, args) - except exception, 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") - if have_unicode: - 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, "float argument required, not str") - test_exc('no format', '1', TypeError, - "not all arguments converted during string formatting") - test_exc('no format', u'1', TypeError, - "not all arguments converted during string formatting") - test_exc(u'no format', '1', TypeError, - "not all arguments converted during string formatting") - test_exc(u'no format', u'1', TypeError, - "not all arguments converted during string formatting") - - class Foobar(long): - def __oct__(self): - # Returning a non-string should not blow up. - return self + 1 - - test_exc('%o', Foobar(), TypeError, - "expected string or Unicode object, long found") - - 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' - -def test_main(): - test_support.run_unittest(FormatTest) - - -if __name__ == "__main__": - unittest.main() |