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
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
|
# Copyright: See the LICENSE file.
import datetime
import unittest
from unittest import mock
from factory import base, declarations, errors, helpers
from . import utils
class OrderedDeclarationTestCase(unittest.TestCase):
def test_errors(self):
with self.assertRaises(NotImplementedError):
utils.evaluate_declaration(declarations.OrderedDeclaration())
class DigTestCase(unittest.TestCase):
class MyObj:
def __init__(self, n):
self.n = n
def test_chaining(self):
obj = self.MyObj(1)
obj.a = self.MyObj(2)
obj.a.b = self.MyObj(3)
obj.a.b.c = self.MyObj(4)
self.assertEqual(2, declarations.deepgetattr(obj, 'a').n)
with self.assertRaises(AttributeError):
declarations.deepgetattr(obj, 'b')
self.assertEqual(2, declarations.deepgetattr(obj, 'a.n'))
self.assertEqual(3, declarations.deepgetattr(obj, 'a.c', 3))
with self.assertRaises(AttributeError):
declarations.deepgetattr(obj, 'a.c.n')
with self.assertRaises(AttributeError):
declarations.deepgetattr(obj, 'a.d')
self.assertEqual(3, declarations.deepgetattr(obj, 'a.b').n)
self.assertEqual(3, declarations.deepgetattr(obj, 'a.b.n'))
self.assertEqual(4, declarations.deepgetattr(obj, 'a.b.c').n)
self.assertEqual(4, declarations.deepgetattr(obj, 'a.b.c.n'))
self.assertEqual(42, declarations.deepgetattr(obj, 'a.b.c.n.x', 42))
class MaybeTestCase(unittest.TestCase):
def test_init(self):
declarations.Maybe('foo', 1, 2)
with self.assertRaisesRegex(TypeError, 'Inconsistent phases'):
declarations.Maybe('foo', declarations.LazyAttribute(None), declarations.PostGenerationDeclaration())
class SelfAttributeTestCase(unittest.TestCase):
def test_standard(self):
a = declarations.SelfAttribute('foo.bar.baz')
self.assertEqual(0, a.depth)
self.assertEqual('foo.bar.baz', a.attribute_name)
self.assertEqual(declarations._UNSPECIFIED, a.default)
def test_dot(self):
a = declarations.SelfAttribute('.bar.baz')
self.assertEqual(1, a.depth)
self.assertEqual('bar.baz', a.attribute_name)
self.assertEqual(declarations._UNSPECIFIED, a.default)
def test_default(self):
a = declarations.SelfAttribute('bar.baz', 42)
self.assertEqual(0, a.depth)
self.assertEqual('bar.baz', a.attribute_name)
self.assertEqual(42, a.default)
def test_parent(self):
a = declarations.SelfAttribute('..bar.baz')
self.assertEqual(2, a.depth)
self.assertEqual('bar.baz', a.attribute_name)
self.assertEqual(declarations._UNSPECIFIED, a.default)
def test_grandparent(self):
a = declarations.SelfAttribute('...bar.baz')
self.assertEqual(3, a.depth)
self.assertEqual('bar.baz', a.attribute_name)
self.assertEqual(declarations._UNSPECIFIED, a.default)
class IteratorTestCase(unittest.TestCase):
def test_cycle(self):
it = declarations.Iterator([1, 2])
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=1))
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=2))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=3))
def test_no_cycling(self):
it = declarations.Iterator([1, 2], cycle=False)
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=1))
with self.assertRaises(StopIteration):
utils.evaluate_declaration(it, force_sequence=2)
def test_initial_reset(self):
it = declarations.Iterator([1, 2])
it.reset()
def test_reset_cycle(self):
it = declarations.Iterator([1, 2])
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=1))
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=2))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=3))
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=4))
it.reset()
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=5))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=6))
def test_reset_no_cycling(self):
it = declarations.Iterator([1, 2], cycle=False)
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=1))
with self.assertRaises(StopIteration):
utils.evaluate_declaration(it, force_sequence=2)
it.reset()
self.assertEqual(1, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=1))
with self.assertRaises(StopIteration):
utils.evaluate_declaration(it, force_sequence=2)
def test_getter(self):
it = declarations.Iterator([(1, 2), (1, 3)], getter=lambda p: p[1])
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=0))
self.assertEqual(3, utils.evaluate_declaration(it, force_sequence=1))
self.assertEqual(2, utils.evaluate_declaration(it, force_sequence=2))
self.assertEqual(3, utils.evaluate_declaration(it, force_sequence=3))
class TransformerTestCase(unittest.TestCase):
def test_transform(self):
t = declarations.Transformer('foo', transform=str.upper)
self.assertEqual("FOO", utils.evaluate_declaration(t))
class PostGenerationDeclarationTestCase(unittest.TestCase):
def test_post_generation(self):
call_params = []
def foo(*args, **kwargs):
call_params.append(args)
call_params.append(kwargs)
helpers.build(
dict,
foo=declarations.PostGeneration(foo),
foo__bar=42,
blah=42,
blah__baz=1,
)
self.assertEqual(2, len(call_params))
self.assertEqual(3, len(call_params[0])) # instance, step, context.value
self.assertEqual({'bar': 42}, call_params[1])
def test_decorator_simple(self):
call_params = []
@helpers.post_generation
def foo(*args, **kwargs):
call_params.append(args)
call_params.append(kwargs)
helpers.build(
dict,
foo=foo,
foo__bar=42,
blah=42,
blah__baz=1,
)
self.assertEqual(2, len(call_params))
self.assertEqual(3, len(call_params[0])) # instance, step, context.value
self.assertEqual({'bar': 42}, call_params[1])
class FactoryWrapperTestCase(unittest.TestCase):
def test_invalid_path(self):
with self.assertRaises(ValueError):
declarations._FactoryWrapper('UnqualifiedSymbol')
with self.assertRaises(ValueError):
declarations._FactoryWrapper(42)
def test_class(self):
w = declarations._FactoryWrapper(datetime.date)
self.assertEqual(datetime.date, w.get())
def test_path(self):
w = declarations._FactoryWrapper('datetime.date')
self.assertEqual(datetime.date, w.get())
def test_lazyness(self):
f = declarations._FactoryWrapper('factory.declarations.Sequence')
self.assertEqual(None, f.factory)
factory_class = f.get()
self.assertEqual(declarations.Sequence, factory_class)
def test_cache(self):
"""Ensure that _FactoryWrapper tries to import only once."""
orig_date = datetime.date
w = declarations._FactoryWrapper('datetime.date')
self.assertEqual(None, w.factory)
factory_class = w.get()
self.assertEqual(orig_date, factory_class)
try:
# Modify original value
datetime.date = None
# Repeat import
factory_class = w.get()
self.assertEqual(orig_date, factory_class)
finally:
# IMPORTANT: restore attribute.
datetime.date = orig_date
class PostGenerationMethodCallTestCase(unittest.TestCase):
def build(self, declaration, **params):
f = helpers.make_factory(mock.MagicMock, post=declaration)
return f(**params)
def test_simplest_setup_and_call(self):
obj = self.build(
declarations.PostGenerationMethodCall('method'),
)
obj.method.assert_called_once_with()
def test_call_with_method_args(self):
obj = self.build(
declarations.PostGenerationMethodCall('method', 'data'),
)
obj.method.assert_called_once_with('data')
def test_call_with_passed_extracted_string(self):
obj = self.build(
declarations.PostGenerationMethodCall('method'),
post='data',
)
obj.method.assert_called_once_with('data')
def test_call_with_passed_extracted_int(self):
obj = self.build(
declarations.PostGenerationMethodCall('method'),
post=1,
)
obj.method.assert_called_once_with(1)
def test_call_with_passed_extracted_iterable(self):
obj = self.build(
declarations.PostGenerationMethodCall('method'),
post=(1, 2, 3),
)
obj.method.assert_called_once_with((1, 2, 3))
def test_call_with_method_kwargs(self):
obj = self.build(
declarations.PostGenerationMethodCall('method', data='data'),
)
obj.method.assert_called_once_with(data='data')
def test_call_with_passed_kwargs(self):
obj = self.build(
declarations.PostGenerationMethodCall('method'),
post__data='other',
)
obj.method.assert_called_once_with(data='other')
def test_multi_call_with_multi_method_args(self):
with self.assertRaises(errors.InvalidDeclarationError):
self.build(
declarations.PostGenerationMethodCall('method', 'arg1', 'arg2'),
)
class PostGenerationOrdering(unittest.TestCase):
def test_post_generation_declaration_order(self):
postgen_results = []
class Related(base.Factory):
class Meta:
model = mock.MagicMock()
class Ordered(base.Factory):
class Meta:
model = mock.MagicMock()
a = declarations.RelatedFactory(Related)
z = declarations.RelatedFactory(Related)
@helpers.post_generation
def a1(*args, **kwargs):
postgen_results.append('a1')
@helpers.post_generation
def zz(*args, **kwargs):
postgen_results.append('zz')
@helpers.post_generation
def aa(*args, **kwargs):
postgen_results.append('aa')
postgen_names = Ordered._meta.post_declarations.sorted()
self.assertEqual(postgen_names, ['a', 'z', 'a1', 'zz', 'aa'])
# Test generation happens in desired order
Ordered()
self.assertEqual(postgen_results, ['a1', 'zz', 'aa'])
|
