mirror of https://github.com/python/cpython
202 lines
8.5 KiB
Python
202 lines
8.5 KiB
Python
from test_support import verbose
|
|
import string, sys
|
|
|
|
# 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
|
|
|
|
overflowok = 1
|
|
|
|
def testformat(formatstr, args, output=None):
|
|
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 result != output:
|
|
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):
|
|
testformat(formatstr, *args)
|
|
testformat(unicode(formatstr), *args)
|
|
|
|
|
|
testboth("%.1d", (1,), "1")
|
|
testboth("%.*d", (sys.maxint,1)) # expect overflow
|
|
testboth("%.100d", (1,), '0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
|
|
testboth("%#.117x", (1,), '0x000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
|
|
testboth("%#.118x", (1,), '0x0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001')
|
|
|
|
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))
|
|
|
|
# Formatting of long integers. Overflow is not ok
|
|
overflowok = 0
|
|
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")
|
|
|
|
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")
|
|
|
|
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")
|
|
|
|
# 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("%x", 0x42, "42")
|
|
# testboth("%x", -0x42, "ffffffbe") # Alas, that's specific to 32-bit machines
|
|
testboth("%x", 0x42L, "42")
|
|
testboth("%x", -0x42L, "-42")
|
|
|
|
testboth("%o", 042, "42")
|
|
# testboth("%o", -042, "37777777736") # Alas, that's specific to 32-bit machines
|
|
testboth("%o", 042L, "42")
|
|
testboth("%o", -042L, "-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, 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
|
|
|
|
test_exc('abc %a', 1, ValueError,
|
|
"unsupported format character 'a' (0x61) at index 5")
|
|
test_exc(u'abc %\u3000', 1, ValueError,
|
|
"unsupported format character '?' (0x3000) at index 5")
|
|
|