| # 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 callbacks_ext import * |
| |
| >>> def double(x): |
| ... return x + x |
| ... |
| >>> apply_int_int(double, 42) |
| 84 |
| >>> apply_void_int(double, 42) |
| |
| >>> def identity(x): |
| ... return x |
| |
| Once we have array conversion support, this test will fail. Er, |
| succeed<wink>: |
| |
| >>> try: apply_to_string_literal(identity) |
| ... except ReferenceError: pass # expected |
| ... else: print 'expected an exception!' |
| |
| >>> try: apply_X_ref_handle(lambda ignored:X(42), None) |
| ... except ReferenceError: pass # expected |
| ... else: print 'expected an exception!' |
| |
| >>> x = X(42) |
| >>> x.y = X(7) |
| >>> apply_X_ref_handle(lambda z:z.y, x).value() |
| 7 |
| |
| >>> x = apply_X_X(identity, X(42)) |
| >>> x.value() |
| 42 |
| >>> x_count() |
| 1 |
| >>> del x |
| >>> x_count() |
| 0 |
| |
| >>> def increment(x): |
| ... x.set(x.value() + 1) |
| ... |
| >>> x = X(42) |
| >>> apply_void_X_ref(increment, x) |
| >>> x.value() |
| 43 |
| |
| >>> apply_void_X_cref(increment, x) |
| >>> x.value() # const-ness is not respected, sorry! |
| 44 |
| |
| >>> last_x = 1 |
| >>> def decrement(x): |
| ... global last_x |
| ... last_x = x |
| ... if x is not None: |
| ... x.set(x.value() - 1) |
| |
| >>> apply_void_X_ptr(decrement, x) |
| >>> x.value() |
| 43 |
| >>> last_x.value() |
| 43 |
| >>> increment(last_x) |
| >>> x.value() |
| 44 |
| >>> last_x.value() |
| 44 |
| |
| >>> apply_void_X_ptr(decrement, None) |
| >>> assert last_x is None |
| >>> x.value() |
| 44 |
| |
| >>> last_x = 1 |
| >>> apply_void_X_deep_ptr(decrement, None) |
| >>> assert last_x is None |
| >>> x.value() |
| 44 |
| |
| >>> apply_void_X_deep_ptr(decrement, x) |
| >>> x.value() |
| 44 |
| >>> last_x.value() |
| 43 |
| |
| >>> y = apply_X_ref_handle(identity, x) |
| >>> assert y.value() == x.value() |
| >>> increment(x) |
| >>> assert y.value() == x.value() |
| |
| >>> y = apply_X_ptr_handle_cref(identity, x) |
| >>> assert y.value() == x.value() |
| >>> increment(x) |
| >>> assert y.value() == x.value() |
| |
| >>> y = apply_X_ptr_handle_cref(identity, None) |
| >>> y |
| |
| >>> def new_x(ignored): |
| ... return X(666) |
| ... |
| >>> try: apply_X_ref_handle(new_x, 1) |
| ... except ReferenceError: pass |
| ... else: print 'no error' |
| |
| >>> try: apply_X_ptr_handle_cref(new_x, 1) |
| ... except ReferenceError: pass |
| ... else: print 'no error' |
| |
| >>> try: apply_cstring_cstring(identity, 'hello') |
| ... except ReferenceError: pass |
| ... else: print 'no error' |
| |
| >>> apply_char_char(identity, 'x') |
| 'x' |
| |
| >>> apply_cstring_pyobject(identity, 'hello') |
| 'hello' |
| |
| >>> apply_cstring_pyobject(identity, None) |
| |
| |
| >>> apply_char_char(identity, 'x') |
| 'x' |
| |
| >>> assert apply_to_own_type(identity) is type(identity) |
| |
| >>> assert apply_object_object(identity, identity) is identity |
| ''' |
| |
| 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." |
| sys.exit(status) |