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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/python/test/test_builtin_converters.py | |
parent | Initial commit. (diff) | |
download | ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.tar.xz ceph-19fcec84d8d7d21e796c7624e521b60d28ee21ed.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/python/test/test_builtin_converters.py')
-rw-r--r-- | src/boost/libs/python/test/test_builtin_converters.py | 312 |
1 files changed, 312 insertions, 0 deletions
diff --git a/src/boost/libs/python/test/test_builtin_converters.py b/src/boost/libs/python/test/test_builtin_converters.py new file mode 100644 index 000000000..e612ed23d --- /dev/null +++ b/src/boost/libs/python/test/test_builtin_converters.py @@ -0,0 +1,312 @@ +# Copyright David Abrahams 2004. Distributed under the Boost +# Software License, Version 1.0. (See accompanying +# file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +import sys +if (sys.version_info.major >= 3): + long = int +r""" +>>> from builtin_converters_ext import * + +# Provide values for integer converter tests +>>> def _signed_values(s): +... base = 2 ** (8 * s - 1) +... return [[-base, -1, 1, base - 1], [-base - 1, base]] +>>> def _unsigned_values(s): +... base = 2 ** (8 * s) +... return [[1, base - 1], [long(-1), -1, base]] + +# Wrappers to simplify tests +>>> def should_pass(method, values): +... result = map(method, values[0]) +... if result != values[0]: +... print("Got %s but expected %s" % (result, values[0])) +>>> def test_overflow(method, values): +... for v in values[1]: +... try: method(v) +... except OverflowError: pass +... else: print("OverflowError expected") + +# Synthesize idendity functions in case long long not supported +>>> if not 'rewrap_value_long_long' in dir(): +... def rewrap_value_long_long(x): return long(x) +... def rewrap_value_unsigned_long_long(x): return long(x) +... def rewrap_const_reference_long_long(x): return long(x) +... def rewrap_const_reference_unsigned_long_long(x): return long(x) +>>> if not 'long_long_size' in dir(): +... def long_long_size(): return long_size() + +>>> try: bool_exists = bool +... except: pass +... else: +... rewrap_value_bool(True) +... rewrap_value_bool(False) +True +False + +>>> rewrap_value_bool(None) +0 +>>> rewrap_value_bool(0) +0 +>>> rewrap_value_bool(33) +1 +>>> rewrap_value_char('x') +'x' + + Note that there's currently silent truncation of strings passed to + char arguments. + +>>> rewrap_value_char('xy') +'x' +>>> rewrap_value_signed_char(42) +42 +>>> rewrap_value_unsigned_char(42) +42 +>>> rewrap_value_int(42) +42 +>>> rewrap_value_unsigned_int(42) +42 +>>> rewrap_value_short(42) +42 +>>> rewrap_value_unsigned_short(42) +42 +>>> rewrap_value_long(42) +42 +>>> rewrap_value_unsigned_long(42) +42 + + test unsigned long values which don't fit in a signed long. + strip any 'L' characters in case the platform has > 32 bit longs + +>>> hex(rewrap_value_unsigned_long(long(0x80000001))).replace('L','') +'0x80000001' + +>>> rewrap_value_long_long(42) == 42 +True +>>> rewrap_value_unsigned_long_long(42) == 42 +True + + show that we have range checking. + +>>> should_pass(rewrap_value_signed_char, _signed_values(char_size())) +>>> should_pass(rewrap_value_short, _signed_values(short_size())) +>>> should_pass(rewrap_value_int, _signed_values(int_size())) +>>> should_pass(rewrap_value_long, _signed_values(long_size())) +>>> should_pass(rewrap_value_long_long, _signed_values(long_long_size())) + +>>> should_pass(rewrap_value_unsigned_char, _unsigned_values(char_size())) +>>> should_pass(rewrap_value_unsigned_short, _unsigned_values(short_size())) +>>> should_pass(rewrap_value_unsigned_int, _unsigned_values(int_size())) +>>> should_pass(rewrap_value_unsigned_long, _unsigned_values(long_size())) +>>> should_pass(rewrap_value_unsigned_long_long, +... _unsigned_values(long_long_size())) + +>>> test_overflow(rewrap_value_signed_char, _signed_values(char_size())) +>>> test_overflow(rewrap_value_short, _signed_values(short_size())) +>>> test_overflow(rewrap_value_int, _signed_values(int_size())) +>>> test_overflow(rewrap_value_long, _signed_values(long_size())) +>>> test_overflow(rewrap_value_long_long, _signed_values(long_long_size())) + +>>> test_overflow(rewrap_value_unsigned_char, _unsigned_values(char_size())) +>>> test_overflow(rewrap_value_unsigned_short, _unsigned_values(short_size())) +>>> test_overflow(rewrap_value_unsigned_int, _unsigned_values(int_size())) +>>> test_overflow(rewrap_value_unsigned_long, _unsigned_values(long_size())) + +# Exceptionally for PyLong_AsUnsignedLongLong(), a negative value raises +# TypeError on Python versions prior to 2.7 +>>> for v in _unsigned_values(long_long_size())[1]: +... try: rewrap_value_unsigned_long_long(v) +... except (OverflowError, TypeError): pass +... else: print("OverflowError or TypeError expected") + +>>> assert abs(rewrap_value_float(4.2) - 4.2) < .000001 +>>> rewrap_value_double(4.2) - 4.2 +0.0 +>>> rewrap_value_long_double(4.2) - 4.2 +0.0 + +>>> assert abs(rewrap_value_complex_float(4+.2j) - (4+.2j)) < .000001 +>>> assert abs(rewrap_value_complex_double(4+.2j) - (4+.2j)) < .000001 +>>> assert abs(rewrap_value_complex_long_double(4+.2j) - (4+.2j)) < .000001 + +>>> rewrap_value_cstring('hello, world') +'hello, world' +>>> rewrap_value_string('yo, wassup?') +'yo, wassup?' + +>>> print(rewrap_value_wstring(u'yo, wassup?')) +yo, wassup? + +>>> print(rewrap_value_wstring(u'\U0001f4a9')) +\U0001f4a9 + + test that overloading on unicode works: + +>>> print(rewrap_value_string(u'yo, wassup?')) +yo, wassup? + + wrap strings with embedded nulls: + +>>> rewrap_value_string('yo,\0wassup?') +'yo,\x00wassup?' + +>>> rewrap_value_handle(1) +1 +>>> x = 'hi' +>>> assert rewrap_value_handle(x) is x +>>> assert rewrap_value_object(x) is x + + Note that we can currently get a mutable pointer into an immutable + Python string: + +>>> rewrap_value_mutable_cstring('hello, world') +'hello, world' + +>>> rewrap_const_reference_bool(None) +0 +>>> rewrap_const_reference_bool(0) +0 + +>>> try: rewrap_const_reference_bool('yes') +... except TypeError: pass +... else: print('expected a TypeError exception') + +>>> rewrap_const_reference_char('x') +'x' + + Note that there's currently silent truncation of strings passed to + char arguments. + +>>> rewrap_const_reference_char('xy') +'x' +>>> rewrap_const_reference_signed_char(42) +42 +>>> rewrap_const_reference_unsigned_char(42) +42 +>>> rewrap_const_reference_int(42) +42 +>>> rewrap_const_reference_unsigned_int(42) +42 +>>> rewrap_const_reference_short(42) +42 +>>> rewrap_const_reference_unsigned_short(42) +42 +>>> rewrap_const_reference_long(42) +42 +>>> rewrap_const_reference_unsigned_long(42) +42 +>>> rewrap_const_reference_long_long(42) == 42 +True +>>> rewrap_const_reference_unsigned_long_long(42) == 42 +True + + +>>> assert abs(rewrap_const_reference_float(4.2) - 4.2) < .000001 +>>> rewrap_const_reference_double(4.2) - 4.2 +0.0 +>>> rewrap_const_reference_long_double(4.2) - 4.2 +0.0 + +>>> assert abs(rewrap_const_reference_complex_float(4+.2j) - (4+.2j)) < .000001 +>>> assert abs(rewrap_const_reference_complex_double(4+.2j) - (4+.2j)) < .000001 +>>> assert abs(rewrap_const_reference_complex_long_double(4+.2j) - (4+.2j)) < .000001 + +>>> rewrap_const_reference_cstring('hello, world') +'hello, world' +>>> rewrap_const_reference_string('yo, wassup?') +'yo, wassup?' + +>>> rewrap_const_reference_handle(1) +1 +>>> x = 'hi' +>>> assert rewrap_const_reference_handle(x) is x +>>> assert rewrap_const_reference_object(x) is x +>>> assert rewrap_reference_object(x) is x + + +Check that None <==> NULL + +>>> rewrap_const_reference_cstring(None) + +But None cannot be converted to a string object: + +>>> try: rewrap_const_reference_string(None) +... except TypeError: pass +... else: print('expected a TypeError exception') + +Now check implicit conversions between floating/integer types + +>>> rewrap_const_reference_float(42) +42.0 + +>>> rewrap_const_reference_float(long(42)) +42.0 + +>>> try: rewrap_const_reference_int(42.0) +... except TypeError: pass +... else: print('expected a TypeError exception') + +>>> rewrap_value_float(42) +42.0 + +>>> try: rewrap_value_int(42.0) +... except TypeError: pass +... else: print('expected a TypeError exception') + +Check that classic classes also work + +>>> class FortyTwo: +... def __int__(self): +... return 42 +... def __float__(self): +... return 42.0 +... def __complex__(self): +... return complex(4+.2j) +... def __str__(self): +... return '42' + +>>> try: rewrap_const_reference_float(FortyTwo()) +... except TypeError: pass +... else: print('expected a TypeError exception') + +>>> try: rewrap_value_int(FortyTwo()) +... except TypeError: pass +... else: print('expected a TypeError exception') + +>>> try: rewrap_const_reference_string(FortyTwo()) +... except TypeError: pass +... else: print('expected a TypeError exception') + +>>> try: rewrap_value_complex_double(FortyTwo()) +... except TypeError: pass +... else: print('expected a TypeError exception') + +# show that arbitrary handle<T> instantiations can be returned +>>> assert get_type(1) is type(1) + +>>> assert return_null_handle() is None +""" + +import sys +if (sys.version_info.major >= 3): + long = int + +def run(args = None): + import sys + import doctest + import builtin_converters_ext + + if 'rewrap_value_long_long' in dir(builtin_converters_ext): + print('LONG_LONG supported, testing...') + else: + print('LONG_LONG not supported, skipping those tests...') + + if args is not None: + sys.argv = args + return doctest.testmod(sys.modules.get(__name__)) + +if __name__ == '__main__': + print("running...") + import sys + status = run()[0] + if (status == 0): print("Done.") + sys.exit(status) |