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# 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)
from __future__ import print_function
"""
>>> from args_ext import *
>>> raw(3, 4, foo = 'bar', baz = 42)
((3, 4), {'foo': 'bar', 'baz': 42})
Prove that we can handle empty keywords and non-keywords
>>> raw(3, 4)
((3, 4), {})
>>> raw(foo = 'bar')
((), {'foo': 'bar'})
>>> f(x= 1, y = 3, z = 'hello')
(1, 3.0, 'hello')
>>> f(z = 'hello', x = 3, y = 2.5)
(3, 2.5, 'hello')
>>> f(1, z = 'hi', y = 3)
(1, 3.0, 'hi')
>>> try: f(1, 2, 'hello', bar = 'baz')
... except TypeError: pass
... else: print('expected an exception: unknown keyword')
Exercise the functions using default stubs
>>> f1(z = 'nix', y = .125, x = 2)
(2, 0.125, 'nix')
>>> f1(y = .125, x = 2)
(2, 0.125, 'wow')
>>> f1(x = 2)
(2, 4.25, 'wow')
>>> f1()
(1, 4.25, 'wow')
>>> f2(z = 'nix', y = .125, x = 2)
(2, 0.125, 'nix')
>>> f2(y = .125, x = 2)
(2, 0.125, 'wow')
>>> f2(x = 2)
(2, 4.25, 'wow')
>>> f2()
(1, 4.25, 'wow')
>>> f3(z = 'nix', y = .125, x = 2)
(2, 0.125, 'nix')
>>> f3(y = .125, x = 2)
(2, 0.125, 'wow')
>>> f3(x = 2)
(2, 4.25, 'wow')
>>> f3()
(1, 4.25, 'wow')
Member function tests
>>> q = X()
>>> q.f(x= 1, y = 3, z = 'hello')
(1, 3.0, 'hello')
>>> q.f(z = 'hello', x = 3, y = 2.5)
(3, 2.5, 'hello')
>>> q.f(1, z = 'hi', y = 3)
(1, 3.0, 'hi')
>>> try: q.f(1, 2, 'hello', bar = 'baz')
... except TypeError: pass
... else: print('expected an exception: unknown keyword')
Exercise member functions using default stubs
>>> q.f1(z = 'nix', y = .125, x = 2)
(2, 0.125, 'nix')
>>> q.f1(y = .125, x = 2)
(2, 0.125, 'wow')
>>> q.f1(x = 2)
(2, 4.25, 'wow')
>>> q.f1()
(1, 4.25, 'wow')
>>> q.f2.__doc__.splitlines()[1]
'f2( (X)self [, (int)x [, (float)y [, (str)z]]]) -> tuple :'
>>> q.f2.__doc__.splitlines()[2]
" f2's docstring"
>>> X.f.__doc__.splitlines()[1:5]
['f( (X)self, (int)x, (float)y, (str)z) -> tuple :', " This is X.f's docstring", '', ' C++ signature :']
>>> xfuncs = (X.inner0, X.inner1, X.inner2, X.inner3, X.inner4, X.inner5)
>>> for f in xfuncs:
... print(f(q,1).value(), end=' ')
... print(f(q, n = 1).value(), end=' ')
... print(f(q, n = 0).value(), end=' ')
... print(f.__doc__.splitlines()[1:5])
1 1 0 ['inner0( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
1 1 0 ['inner1( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
1 1 0 ['inner2( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
1 1 0 ['inner3( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
1 1 0 ['inner4( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
1 1 0 ['inner5( (X)self, (bool)n) -> Y :', ' docstring', '', ' C++ signature :']
>>> x = X(a1 = 44, a0 = 22)
>>> x.inner0(0).value()
22
>>> x.inner0(1).value()
44
>>> x = X(a0 = 7)
>>> x.inner0(0).value()
7
>>> x.inner0(1).value()
1
>>> inner(n = 1, self = q).value()
1
>>> y = Y(value = 33)
>>> y.raw(this = 1, that = 'the other')[1]
{'this': 1, 'that': 'the other'}
"""
def run(args = None):
import sys
import doctest
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.")
import args_ext
help(args_ext)
sys.exit(status)
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