PicklabilityTestCase.test_return_value() - Code Metrics - Inspection of "Gather test coverage from subprocesses" - jacquev6/ActionTree - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 2ae69e...39840a )

by Vincent

created 2017-06-12 16:28 UTC

PicklabilityTestCase.test_return_value() A

↳ Parent: PicklabilityTestCase

Complexity

Conditions

Size

Total Lines

Duplication

Lines	0
Ratio	0 %

Importance

Changes	1
Bugs	0	Features	0

Metric	Value
c	1
b	0
f	0
dl	0
loc	6
rs	9.4285
cc	2

# coding: utf8

# Copyright 2013-2015 Vincent Jacques <[email protected]>

from __future__ import division, absolute_import, print_function

import pickle
import unittest
import sys
import tempfile

from ActionTree import *
from . import *


class Unpicklable(object):
    def __reduce__(self):
        raise pickle.PicklingError


unpicklable = Unpicklable()


class UnpicklableReturnValue(Action):
    def do_execute(self):
        return unpicklable


class UnpicklableException(Action):
    def do_execute(self):
        raise Exception(unpicklable)


class PicklabilityTestCase(ActionTreeTestCase):
    def test_action(self):
        with self.assertRaises(pickle.PicklingError):
            execute(self._action(unpicklable))

    def test_return_value(self):
        with self.assertRaises(pickle.PicklingError):
            # DO NOT use self._action(return_value=unpicklable)
            # because the *Action* would be unpicklable and we're testing what happens
            # when the *return value* is unpicklable
            execute(UnpicklableReturnValue("x"))

    def test_exception(self):
        with self.assertRaises(pickle.PicklingError):
            # DO NOT use self._action(return_value=unpicklable)
            # because the *Action* would be unpicklable and we're testing what happens
            # when the *exception* is unpicklable
            execute(UnpicklableException("x"))


1			# coding: utf8
2
3			# Copyright 2013-2015 Vincent Jacques <[email protected]>
4
5			from __future__ import division, absolute_import, print_function
6
7			import pickle
8			import unittest
9			import sys
10			import tempfile
11
12			from ActionTree import *
13			from . import *
14
15
16			class Unpicklable(object):
17			def __reduce__(self):
18			raise pickle.PicklingError
19
20
21			unpicklable = Unpicklable()
22
23
24			class UnpicklableReturnValue(Action):
25			def do_execute(self):
26			return unpicklable
27
28
29			class UnpicklableException(Action):
30			def do_execute(self):
31			raise Exception(unpicklable)
32
33
34			class PicklabilityTestCase(ActionTreeTestCase):
35			def test_action(self):
36			with self.assertRaises(pickle.PicklingError):
37			execute(self._action(unpicklable))
38
39			def test_return_value(self):
40			with self.assertRaises(pickle.PicklingError):
41			# DO NOT use self._action(return_value=unpicklable)
42			# because the Action would be unpicklable and we're testing what happens
43			# when the return value is unpicklable
44			execute(UnpicklableReturnValue("x"))
45
46			def test_exception(self):
47			with self.assertRaises(pickle.PicklingError):
48			# DO NOT use self._action(return_value=unpicklable)
49			# because the Action would be unpicklable and we're testing what happens
50			# when the exception is unpicklable
51			execute(UnpicklableException("x"))
52

jacquev6 / ActionTree

Push — master ( 2ae69e...39840a )

PicklabilityTestCase.test_return_value() A

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