def test_body_get_is_none():
res = Response()
res._app_iter = None
with pytest.raises(TypeError):
Response(app_iter=iter(['a']), body="somebody")
with pytest.raises(AttributeError):
res.__getattribute__('body')
def test_has_body():
empty = Response()
assert not empty.has_body
with_list = Response(app_iter=['1'])
assert with_list.has_body
with_empty_list = Response(app_iter=[b''])
assert not with_empty_list.has_body
with_body = Response(body='Seomthing')
assert with_body.has_body
with_none_app_iter = Response(app_iter=None)
assert not with_none_app_iter.has_body
with_none_body = Response(body=None)
assert not with_none_body.has_body
# key feature: has_body should not read app_iter
app_iter = iter(['1', '2'])
not_iterating = Response(app_iter=app_iter)
assert not_iterating.has_body
assert next(app_iter) == '1'
# messed with private attribute but method should nonetheless not
# return True
messing_with_privates = Response()
messing_with_privates._app_iter = None
assert not messing_with_privates.has_body
def test_body_get_body_is_None_len_app_iter_is_zero():
res = Response()
res._app_iter = io.BytesIO()
res._body = None
result = res.body
assert result == b''
def test_body_get_is_none():
res = Response()
res._app_iter = None
assert_raises(TypeError, Response, app_iter=iter(['a']), body="somebody")
assert_raises(AttributeError, res.__getattribute__, 'body')
def test_body_get_is_none():
res = Response()
res._app_iter = None
assert_raises(TypeError, Response, app_iter=iter(['a']),
body="somebody")
assert_raises(AttributeError, res.__getattribute__, 'body')
def test_body_get_body_is_None_len_app_iter_is_zero():
res = Response()
res._app_iter = io.BytesIO()
res._body = None
result = res.body
eq_(result, b"")
