1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
|
# testresources: extensions to python unittest to allow declaritive use
# of resources by test cases.
#
# Copyright (c) 2005-2010 Testresources Contributors
#
# Licensed under either the Apache License, Version 2.0 or the BSD 3-clause
# license at the users choice. A copy of both licenses are available in the
# project source as Apache-2.0 and BSD. You may not use this file except in
# compliance with one of these two licences.
#
# Unless required by applicable law or agreed to in writing, software distributed
# under these licenses is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
# CONDITIONS OF ANY KIND, either express or implied. See the license you chose
# for the specific language governing permissions and limitations under that
# license.
#
import unittest
import testtools
import testresources
from testresources.tests import ResultWithResourceExtensions
def test_suite():
loader = testresources.tests.TestUtil.TestLoader()
result = loader.loadTestsFromName(__name__)
return result
class MockResource(testresources.TestResource):
"""Resource used for testing ResourcedTestCase."""
def __init__(self, resource):
testresources.TestResource.__init__(self)
self._resource = resource
def make(self, dependency_resources):
return self._resource
class MockResourceInstance(object):
"""A resource instance."""
class TestResourcedTestCase(testtools.TestCase):
def setUp(self):
super(TestResourcedTestCase, self).setUp()
class Example(testresources.ResourcedTestCase):
def test_example(self):
pass
self.resourced_case = Example('test_example')
self.resource = self.getUniqueString()
self.resource_manager = MockResource(self.resource)
def testSetUpUsesSuper(self):
class OtherBaseCase(unittest.TestCase):
setUpCalled = False
def setUp(self):
self.setUpCalled = True
super(OtherBaseCase, self).setUp()
class OurCase(testresources.ResourcedTestCase, OtherBaseCase):
def runTest(self):
pass
ourCase = OurCase()
ourCase.setUp()
self.assertTrue(ourCase.setUpCalled)
def testTearDownUsesSuper(self):
class OtherBaseCase(unittest.TestCase):
tearDownCalled = False
def tearDown(self):
self.tearDownCalled = True
super(OtherBaseCase, self).setUp()
class OurCase(testresources.ResourcedTestCase, OtherBaseCase):
def runTest(self):
pass
ourCase = OurCase()
ourCase.setUp()
ourCase.tearDown()
self.assertTrue(ourCase.tearDownCalled)
def testDefaults(self):
self.assertEqual(self.resourced_case.resources, [])
def testResultPassedToResources(self):
result = ResultWithResourceExtensions()
self.resourced_case.resources = [("foo", self.resource_manager)]
self.resourced_case.run(result)
self.assertEqual(4, len(result._calls))
def testSetUpResourcesSingle(self):
# setUpResources installs the resources listed in ResourcedTestCase.
self.resourced_case.resources = [("foo", self.resource_manager)]
testresources.setUpResources(self.resourced_case,
self.resourced_case.resources, None)
self.assertEqual(self.resource, self.resourced_case.foo)
def testSetUpResourcesMultiple(self):
# setUpResources installs the resources listed in ResourcedTestCase.
self.resourced_case.resources = [
('foo', self.resource_manager),
('bar', MockResource('bar_resource'))]
testresources.setUpResources(self.resourced_case,
self.resourced_case.resources, None)
self.assertEqual(self.resource, self.resourced_case.foo)
self.assertEqual('bar_resource', self.resourced_case.bar)
def testSetUpResourcesSetsUpDependences(self):
resource = MockResourceInstance()
self.resource_manager = MockResource(resource)
self.resourced_case.resources = [('foo', self.resource_manager)]
# Give the 'foo' resource access to a 'bar' resource
self.resource_manager.resources.append(
('bar', MockResource('bar_resource')))
testresources.setUpResources(self.resourced_case,
self.resourced_case.resources, None)
self.assertEqual(resource, self.resourced_case.foo)
self.assertEqual('bar_resource', self.resourced_case.foo.bar)
def testSetUpUsesResource(self):
# setUpResources records a use of each declared resource.
self.resourced_case.resources = [("foo", self.resource_manager)]
testresources.setUpResources(self.resourced_case,
self.resourced_case.resources, None)
self.assertEqual(self.resource_manager._uses, 1)
def testTearDownResourcesDeletesResourceAttributes(self):
self.resourced_case.resources = [("foo", self.resource_manager)]
self.resourced_case.setUpResources()
self.resourced_case.tearDownResources()
self.failIf(hasattr(self.resourced_case, "foo"))
def testTearDownResourcesStopsUsingResource(self):
# tearDownResources records that there is one less use of each
# declared resource.
self.resourced_case.resources = [("foo", self.resource_manager)]
self.resourced_case.setUpResources()
self.resourced_case.tearDownResources()
self.assertEqual(self.resource_manager._uses, 0)
def testTearDownResourcesStopsUsingDependencies(self):
resource = MockResourceInstance()
dep1 = MockResource('bar_resource')
self.resource_manager = MockResource(resource)
self.resourced_case.resources = [('foo', self.resource_manager)]
# Give the 'foo' resource access to a 'bar' resource
self.resource_manager.resources.append(
('bar', dep1))
self.resourced_case.setUpResources()
self.resourced_case.tearDownResources()
self.assertEqual(dep1._uses, 0)
def testSingleWithSetup(self):
# setUp and tearDown invoke setUpResources and tearDownResources.
self.resourced_case.resources = [("foo", self.resource_manager)]
self.resourced_case.setUp()
self.assertEqual(self.resourced_case.foo, self.resource)
self.assertEqual(self.resource_manager._uses, 1)
self.resourced_case.tearDown()
self.failIf(hasattr(self.resourced_case, "foo"))
self.assertEqual(self.resource_manager._uses, 0)
|
