def check_dependencies(func):
action = func.__name__
filename = _get_file_name(func)
lineno = _get_line_number(func)
for dependency in depends_on:
if dependency in context.__sure_providers_of__:
providers = context.__sure_providers_of__[dependency]
err = dependency_error_hints % (
action,
filename,
lineno,
dependency,
)
err += '\n'.join([
' -> %s at %s:%d' %
(p.__name__, _get_file_name(p), _get_line_number(p))
for p in providers
])
else:
err = dependency_error_lonely % (
action,
filename,
lineno,
dependency,
)
assert dependency in context, err
def check_dependencies(func):
action = func.__name__
filename = _get_file_name(func)
lineno = _get_line_number(func)
for dependency in depends_on:
if dependency in context.__sure_providers_of__:
providers = context.__sure_providers_of__[dependency]
err = dependency_error_hints % (
action,
filename,
lineno,
dependency,
)
err += '\n'.join([
' -> %s at %s:%d' % (
p.__name__,
_get_file_name(p),
_get_line_number(p)) for p in providers])
else:
err = dependency_error_lonely % (
action,
filename,
lineno,
dependency,
)
assert dependency in context, err
def raises(self, exc, msg=None):
if not callable(self._src):
raise TypeError('%r is not callable' % self._src)
try:
self._src(*self._callable_args, **self._callable_kw)
except BaseException as e:
if isinstance(exc, string_types):
msg = exc
exc = type(e)
err = text_type(e)
if isinstance(exc, type) and issubclass(exc, BaseException):
if not isinstance(e, exc):
raise AssertionError(
'%r should raise %r, but raised %r' % (
self._src, exc, e.__class__))
if isinstance(msg, string_types) and msg not in err:
raise AssertionError('''
%r raised %s, but the exception message does not
match.\n\nEXPECTED:\n%s\n\nGOT:\n%s'''.strip() % (
self._src,
type(e).__name__,
msg, err))
elif isinstance(msg, string_types) and msg not in err:
raise AssertionError(
'When calling %r the exception message does not match. ' \
'Expected: %r\n got:\n %r' % (self._src, msg, err))
else:
raise e
else:
if inspect.isbuiltin(self._src):
_src_filename = '<built-in function>'
else:
_src_filename = _get_file_name(self._src)
if inspect.isfunction(self._src):
_src_lineno = _get_line_number(self._src)
raise AssertionError(
'calling function %s(%s at line: "%d") with args %r and kwargs %r did not raise %r' % (
self._src.__name__,
_src_filename, _src_lineno,
self._callable_args,
self._callable_kw, exc))
else:
raise AssertionError(
'at %s:\ncalling %s() with args %r and kwargs %r did not raise %r' % (
_src_filename,
self._src.__name__,
self._callable_args,
self._callable_kw, exc))
return True
def raises(self, exc, msg=None):
if not callable(self._src):
raise TypeError('%r is not callable' % self._src)
try:
self._src(*self._callable_args, **self._callable_kw)
except BaseException as e:
if isinstance(exc, string_types):
msg = exc
exc = type(e)
err = text_type(e)
if isinstance(exc, type) and issubclass(exc, BaseException):
if not isinstance(e, exc):
raise AssertionError(
'%r should raise %r, but raised %r:\nORIGINAL EXCEPTION:\n\n%s' % (
self._src, exc, e.__class__, traceback.format_exc(e)))
if isinstance(msg, string_types) and msg not in err:
raise AssertionError('''
%r raised %s, but the exception message does not
match.\n\nEXPECTED:\n%s\n\nGOT:\n%s'''.strip() % (
self._src,
type(e).__name__,
msg, err))
elif isinstance(msg, string_types) and msg not in err:
raise AssertionError(
'When calling %r the exception message does not match. ' \
'Expected: %r\n got:\n %r' % (self._src, msg, err))
else:
raise e
else:
if inspect.isbuiltin(self._src):
_src_filename = '<built-in function>'
else:
_src_filename = _get_file_name(self._src)
if inspect.isfunction(self._src):
_src_lineno = _get_line_number(self._src)
raise AssertionError(
'calling function %s(%s at line: "%d") with args %r and kwargs %r did not raise %r' % (
self._src.__name__,
_src_filename, _src_lineno,
self._callable_args,
self._callable_kw, exc))
else:
raise AssertionError(
'at %s:\ncalling %s() with args %r and kwargs %r did not raise %r' % (
_src_filename,
self._src.__name__,
self._callable_args,
self._callable_kw, exc))
return True
elif isinstance(msg, basestring) and msg not in err:
raise AssertionError(
'When calling %r the exception message does not match. ' \
'Expected: %r\n got:\n %r' % (self._src, msg, err))
else:
raise e
else:
if inspect.isbuiltin(self._src):
_src_filename = '<built-in function>'
else:
_src_filename = _get_file_name(self._src)
if inspect.isfunction(self._src):
_src_lineno = _get_line_number(self._src)
raise AssertionError(
'calling function %s(%s at line: "%d") with args %r and kwargs %r did not raise %r' % (
self._src.__name__,
_src_filename, _src_lineno,
self._callable_args,
self._callable_kw, exc))
else:
raise AssertionError(
'at %s:\ncalling %s() with args %r and kwargs %r did not raise %r' % (
_src_filename,
self._src.__name__,
self._callable_args,
self._callable_kw, exc))
return True
