mirror of
https://github.com/python/cpython.git
synced 2025-08-04 00:48:58 +00:00
Issue20284: Implement PEP461
This commit is contained in:
Ethan Furman
parent
8861502e07
commit
b95b56150f
10 changed files with 1185 additions and 158 deletions
|
|
@ -9,7 +9,7 @@ maxsize = 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
|
||||
# test on bytes object as well
|
||||
|
||||
def testformat(formatstr, args, output=None, limit=None, overflowok=False):
|
||||
if verbose:
|
||||
|
|
@ -46,181 +46,209 @@ def testformat(formatstr, args, output=None, limit=None, overflowok=False):
|
|||
if verbose:
|
||||
print('yes')
|
||||
|
||||
def testcommon(formatstr, args, output=None, limit=None, overflowok=False):
|
||||
# if formatstr is a str, test str, bytes, and bytearray;
|
||||
# otherwise, test bytes and bytearry
|
||||
if isinstance(formatstr, str):
|
||||
testformat(formatstr, args, output, limit, overflowok)
|
||||
b_format = formatstr.encode('ascii')
|
||||
else:
|
||||
b_format = formatstr
|
||||
ba_format = bytearray(b_format)
|
||||
b_args = []
|
||||
if not isinstance(args, tuple):
|
||||
args = (args, )
|
||||
b_args = tuple(args)
|
||||
if output is None:
|
||||
b_output = ba_output = None
|
||||
else:
|
||||
if isinstance(output, str):
|
||||
b_output = output.encode('ascii')
|
||||
else:
|
||||
b_output = output
|
||||
ba_output = bytearray(b_output)
|
||||
testformat(b_format, b_args, b_output, limit, overflowok)
|
||||
testformat(ba_format, b_args, ba_output, limit, overflowok)
|
||||
|
||||
|
||||
class FormatTest(unittest.TestCase):
|
||||
def test_format(self):
|
||||
testformat("%.1d", (1,), "1")
|
||||
testformat("%.*d", (sys.maxsize,1), overflowok=True) # expect overflow
|
||||
testformat("%.100d", (1,), '00000000000000000000000000000000000000'
|
||||
|
||||
def test_common_format(self):
|
||||
# test the format identifiers that work the same across
|
||||
# str, bytes, and bytearrays (integer, float, oct, hex)
|
||||
testcommon("%.1d", (1,), "1")
|
||||
testcommon("%.*d", (sys.maxsize,1), overflowok=True) # expect overflow
|
||||
testcommon("%.100d", (1,), '00000000000000000000000000000000000000'
|
||||
'000000000000000000000000000000000000000000000000000000'
|
||||
'00000001', overflowok=True)
|
||||
testformat("%#.117x", (1,), '0x00000000000000000000000000000000000'
|
||||
testcommon("%#.117x", (1,), '0x00000000000000000000000000000000000'
|
||||
'000000000000000000000000000000000000000000000000000000'
|
||||
'0000000000000000000000000001',
|
||||
overflowok=True)
|
||||
testformat("%#.118x", (1,), '0x00000000000000000000000000000000000'
|
||||
testcommon("%#.118x", (1,), '0x00000000000000000000000000000000000'
|
||||
'000000000000000000000000000000000000000000000000000000'
|
||||
'00000000000000000000000000001',
|
||||
overflowok=True)
|
||||
|
||||
testformat("%f", (1.0,), "1.000000")
|
||||
testcommon("%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.))
|
||||
testcommon("%#.*g", (109, -1.e+49/3.))
|
||||
testcommon("%#.*g", (110, -1.e+49/3.))
|
||||
testcommon("%#.*g", (110, -1.e+100/3.))
|
||||
# test some ridiculously large precision, expect overflow
|
||||
testformat('%12.*f', (123456, 1.0))
|
||||
testcommon('%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.
|
||||
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.))
|
||||
testcommon("%#.*g", (110, -1.e+100/3.))
|
||||
testcommon("%#.*G", (110, -1.e+100/3.))
|
||||
testcommon("%#.*f", (110, -1.e+100/3.))
|
||||
testcommon("%#.*F", (110, -1.e+100/3.))
|
||||
# Formatting of integers. Overflow is not ok
|
||||
testformat("%x", 10, "a")
|
||||
testformat("%x", 100000000000, "174876e800")
|
||||
testformat("%o", 10, "12")
|
||||
testformat("%o", 100000000000, "1351035564000")
|
||||
testformat("%d", 10, "10")
|
||||
testformat("%d", 100000000000, "100000000000")
|
||||
testcommon("%x", 10, "a")
|
||||
testcommon("%x", 100000000000, "174876e800")
|
||||
testcommon("%o", 10, "12")
|
||||
testcommon("%o", 100000000000, "1351035564000")
|
||||
testcommon("%d", 10, "10")
|
||||
testcommon("%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)
|
||||
testcommon("%d", big, "123456789012345678901234567890")
|
||||
testcommon("%d", -big, "-123456789012345678901234567890")
|
||||
testcommon("%5d", -big, "-123456789012345678901234567890")
|
||||
testcommon("%31d", -big, "-123456789012345678901234567890")
|
||||
testcommon("%32d", -big, " -123456789012345678901234567890")
|
||||
testcommon("%-32d", -big, "-123456789012345678901234567890 ")
|
||||
testcommon("%032d", -big, "-0123456789012345678901234567890")
|
||||
testcommon("%-032d", -big, "-123456789012345678901234567890 ")
|
||||
testcommon("%034d", -big, "-000123456789012345678901234567890")
|
||||
testcommon("%034d", big, "0000123456789012345678901234567890")
|
||||
testcommon("%0+34d", big, "+000123456789012345678901234567890")
|
||||
testcommon("%+34d", big, " +123456789012345678901234567890")
|
||||
testcommon("%34d", big, " 123456789012345678901234567890")
|
||||
testcommon("%.2d", big, "123456789012345678901234567890")
|
||||
testcommon("%.30d", big, "123456789012345678901234567890")
|
||||
testcommon("%.31d", big, "0123456789012345678901234567890")
|
||||
testcommon("%32.31d", big, " 0123456789012345678901234567890")
|
||||
testcommon("%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")
|
||||
testcommon("%x", big, "1234567890abcdef12345")
|
||||
testcommon("%x", -big, "-1234567890abcdef12345")
|
||||
testcommon("%5x", -big, "-1234567890abcdef12345")
|
||||
testcommon("%22x", -big, "-1234567890abcdef12345")
|
||||
testcommon("%23x", -big, " -1234567890abcdef12345")
|
||||
testcommon("%-23x", -big, "-1234567890abcdef12345 ")
|
||||
testcommon("%023x", -big, "-01234567890abcdef12345")
|
||||
testcommon("%-023x", -big, "-1234567890abcdef12345 ")
|
||||
testcommon("%025x", -big, "-0001234567890abcdef12345")
|
||||
testcommon("%025x", big, "00001234567890abcdef12345")
|
||||
testcommon("%0+25x", big, "+0001234567890abcdef12345")
|
||||
testcommon("%+25x", big, " +1234567890abcdef12345")
|
||||
testcommon("%25x", big, " 1234567890abcdef12345")
|
||||
testcommon("%.2x", big, "1234567890abcdef12345")
|
||||
testcommon("%.21x", big, "1234567890abcdef12345")
|
||||
testcommon("%.22x", big, "01234567890abcdef12345")
|
||||
testcommon("%23.22x", big, " 01234567890abcdef12345")
|
||||
testcommon("%-23.22x", big, "01234567890abcdef12345 ")
|
||||
testcommon("%X", big, "1234567890ABCDEF12345")
|
||||
testcommon("%#X", big, "0X1234567890ABCDEF12345")
|
||||
testcommon("%#x", big, "0x1234567890abcdef12345")
|
||||
testcommon("%#x", -big, "-0x1234567890abcdef12345")
|
||||
testcommon("%#.23x", -big, "-0x001234567890abcdef12345")
|
||||
testcommon("%#+.23x", big, "+0x001234567890abcdef12345")
|
||||
testcommon("%# .23x", big, " 0x001234567890abcdef12345")
|
||||
testcommon("%#+.23X", big, "+0X001234567890ABCDEF12345")
|
||||
testcommon("%#-+.23X", big, "+0X001234567890ABCDEF12345")
|
||||
testcommon("%#-+26.23X", big, "+0X001234567890ABCDEF12345")
|
||||
testcommon("%#-+27.23X", big, "+0X001234567890ABCDEF12345 ")
|
||||
testcommon("%#+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")
|
||||
testcommon("%#+027.23X", big, "+0X0001234567890ABCDEF12345")
|
||||
# same, except no 0 flag
|
||||
testformat("%#+27.23X", big, " +0X001234567890ABCDEF12345")
|
||||
testcommon("%#+27.23X", big, " +0X001234567890ABCDEF12345")
|
||||
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")
|
||||
testcommon("%o", big, "12345670123456701234567012345670")
|
||||
testcommon("%o", -big, "-12345670123456701234567012345670")
|
||||
testcommon("%5o", -big, "-12345670123456701234567012345670")
|
||||
testcommon("%33o", -big, "-12345670123456701234567012345670")
|
||||
testcommon("%34o", -big, " -12345670123456701234567012345670")
|
||||
testcommon("%-34o", -big, "-12345670123456701234567012345670 ")
|
||||
testcommon("%034o", -big, "-012345670123456701234567012345670")
|
||||
testcommon("%-034o", -big, "-12345670123456701234567012345670 ")
|
||||
testcommon("%036o", -big, "-00012345670123456701234567012345670")
|
||||
testcommon("%036o", big, "000012345670123456701234567012345670")
|
||||
testcommon("%0+36o", big, "+00012345670123456701234567012345670")
|
||||
testcommon("%+36o", big, " +12345670123456701234567012345670")
|
||||
testcommon("%36o", big, " 12345670123456701234567012345670")
|
||||
testcommon("%.2o", big, "12345670123456701234567012345670")
|
||||
testcommon("%.32o", big, "12345670123456701234567012345670")
|
||||
testcommon("%.33o", big, "012345670123456701234567012345670")
|
||||
testcommon("%34.33o", big, " 012345670123456701234567012345670")
|
||||
testcommon("%-34.33o", big, "012345670123456701234567012345670 ")
|
||||
testcommon("%o", big, "12345670123456701234567012345670")
|
||||
testcommon("%#o", big, "0o12345670123456701234567012345670")
|
||||
testcommon("%#o", -big, "-0o12345670123456701234567012345670")
|
||||
testcommon("%#.34o", -big, "-0o0012345670123456701234567012345670")
|
||||
testcommon("%#+.34o", big, "+0o0012345670123456701234567012345670")
|
||||
testcommon("%# .34o", big, " 0o0012345670123456701234567012345670")
|
||||
testcommon("%#+.34o", big, "+0o0012345670123456701234567012345670")
|
||||
testcommon("%#-+.34o", big, "+0o0012345670123456701234567012345670")
|
||||
testcommon("%#-+37.34o", big, "+0o0012345670123456701234567012345670")
|
||||
testcommon("%#+37.34o", big, "+0o0012345670123456701234567012345670")
|
||||
# next one gets one leading zero from precision
|
||||
testformat("%.33o", big, "012345670123456701234567012345670")
|
||||
testcommon("%.33o", big, "012345670123456701234567012345670")
|
||||
# base marker shouldn't change that, since "0" is redundant
|
||||
testformat("%#.33o", big, "0o012345670123456701234567012345670")
|
||||
testcommon("%#.33o", big, "0o012345670123456701234567012345670")
|
||||
# but reduce precision, and base marker should add a zero
|
||||
testformat("%#.32o", big, "0o12345670123456701234567012345670")
|
||||
testcommon("%#.32o", big, "0o12345670123456701234567012345670")
|
||||
# one leading zero from precision, and another from "0" flag & width
|
||||
testformat("%034.33o", big, "0012345670123456701234567012345670")
|
||||
testcommon("%034.33o", big, "0012345670123456701234567012345670")
|
||||
# base marker shouldn't change that
|
||||
testformat("%0#34.33o", big, "0o012345670123456701234567012345670")
|
||||
testcommon("%0#34.33o", big, "0o012345670123456701234567012345670")
|
||||
# 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("%#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("%o", 0o42, "42")
|
||||
testformat("%o", -0o42, "-42")
|
||||
testformat("%o", 0o42, "42")
|
||||
testformat("%o", -0o42, "-42")
|
||||
testcommon("%d", 42, "42")
|
||||
testcommon("%d", -42, "-42")
|
||||
testcommon("%d", 42, "42")
|
||||
testcommon("%d", -42, "-42")
|
||||
testcommon("%d", 42.0, "42")
|
||||
testcommon("%#x", 1, "0x1")
|
||||
testcommon("%#x", 1, "0x1")
|
||||
testcommon("%#X", 1, "0X1")
|
||||
testcommon("%#X", 1, "0X1")
|
||||
testcommon("%#o", 1, "0o1")
|
||||
testcommon("%#o", 1, "0o1")
|
||||
testcommon("%#o", 0, "0o0")
|
||||
testcommon("%#o", 0, "0o0")
|
||||
testcommon("%o", 0, "0")
|
||||
testcommon("%o", 0, "0")
|
||||
testcommon("%d", 0, "0")
|
||||
testcommon("%d", 0, "0")
|
||||
testcommon("%#x", 0, "0x0")
|
||||
testcommon("%#x", 0, "0x0")
|
||||
testcommon("%#X", 0, "0X0")
|
||||
testcommon("%#X", 0, "0X0")
|
||||
testcommon("%x", 0x42, "42")
|
||||
testcommon("%x", -0x42, "-42")
|
||||
testcommon("%x", 0x42, "42")
|
||||
testcommon("%x", -0x42, "-42")
|
||||
testcommon("%o", 0o42, "42")
|
||||
testcommon("%o", -0o42, "-42")
|
||||
testcommon("%o", 0o42, "42")
|
||||
testcommon("%o", -0o42, "-42")
|
||||
# alternate float formatting
|
||||
testcommon('%g', 1.1, '1.1')
|
||||
testcommon('%#g', 1.1, '1.10000')
|
||||
|
||||
def test_str_format(self):
|
||||
testformat("%r", "\u0378", "'\\u0378'") # non printable
|
||||
testformat("%a", "\u0378", "'\\u0378'") # non printable
|
||||
testformat("%r", "\u0374", "'\u0374'") # printable
|
||||
testformat("%a", "\u0374", "'\\u0374'") # printable
|
||||
|
||||
# alternate float formatting
|
||||
testformat('%g', 1.1, '1.1')
|
||||
testformat('%#g', 1.1, '1.10000')
|
||||
|
||||
# Test exception for unknown format characters
|
||||
# Test exception for unknown format characters, etc.
|
||||
if verbose:
|
||||
print('Testing exceptions')
|
||||
def test_exc(formatstr, args, exception, excmsg):
|
||||
|
|
@ -247,8 +275,83 @@ class FormatTest(unittest.TestCase):
|
|||
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")
|
||||
|
||||
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_bytes_and_bytearray_format(self):
|
||||
# %c will insert a single byte, either from an int in range(256), or
|
||||
# from a bytes argument of length 1, not from a str.
|
||||
testcommon(b"%c", 7, b"\x07")
|
||||
testcommon(b"%c", b"Z", b"Z")
|
||||
testcommon(b"%c", bytearray(b"Z"), b"Z")
|
||||
# %b will insert a series of bytes, either from a type that supports
|
||||
# the Py_buffer protocol, or something that has a __bytes__ method
|
||||
class FakeBytes(object):
|
||||
def __bytes__(self):
|
||||
return b'123'
|
||||
fb = FakeBytes()
|
||||
testcommon(b"%b", b"abc", b"abc")
|
||||
testcommon(b"%b", bytearray(b"def"), b"def")
|
||||
testcommon(b"%b", fb, b"123")
|
||||
# # %s is an alias for %b -- should only be used for Py2/3 code
|
||||
testcommon(b"%s", b"abc", b"abc")
|
||||
testcommon(b"%s", bytearray(b"def"), b"def")
|
||||
testcommon(b"%s", fb, b"123")
|
||||
# %a will give the equivalent of
|
||||
# repr(some_obj).encode('ascii', 'backslashreplace')
|
||||
testcommon(b"%a", 3.14, b"3.14")
|
||||
testcommon(b"%a", b"ghi", b"b'ghi'")
|
||||
testcommon(b"%a", "jkl", b"'jkl'")
|
||||
testcommon(b"%a", "\u0544", b"'\\u0544'")
|
||||
|
||||
# Test exception for unknown format characters, etc.
|
||||
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(b'%d', '1', TypeError,
|
||||
"%d format: a number is required, not str")
|
||||
test_exc(b'%d', b'1', TypeError,
|
||||
"%d format: a number is required, not bytes")
|
||||
test_exc(b'%g', '1', TypeError, "float argument required, not str")
|
||||
test_exc(b'%g', b'1', TypeError, "float argument required, not bytes")
|
||||
test_exc(b'no format', 7, TypeError,
|
||||
"not all arguments converted during bytes formatting")
|
||||
test_exc(b'no format', b'1', TypeError,
|
||||
"not all arguments converted during bytes formatting")
|
||||
test_exc(b'no format', bytearray(b'1'), TypeError,
|
||||
"not all arguments converted during bytes formatting")
|
||||
test_exc(b"%c", 256, TypeError,
|
||||
"%c requires an integer in range(256) or a single byte")
|
||||
test_exc(b"%c", b"Za", TypeError,
|
||||
"%c requires an integer in range(256) or a single byte")
|
||||
test_exc(b"%c", "Yb", TypeError,
|
||||
"%c requires an integer in range(256) or a single byte")
|
||||
test_exc(b"%b", "Xc", TypeError,
|
||||
"%b requires bytes, or an object that implements __bytes__, not 'str'")
|
||||
test_exc(b"%s", "Wd", TypeError,
|
||||
"%b requires bytes, or an object that implements __bytes__, not 'str'")
|
||||
|
||||
if maxsize == 2**31-1:
|
||||
# crashes 2.2.1 and earlier:
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue