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
|
import pytest
@pytest.fixture
def reset_helpers_namespace(request):
try:
yield
finally:
plugin = request.config.pluginmanager.get_plugin("helpers-namespace")
plugin._registry.clear()
def test_namespace(testdir):
testdir.makeconftest(
"""
import pytest
@pytest.helpers.register
def foo(bar):
return bar
"""
)
testdir.makepyfile(
"""
import pytest
def test_helpers():
assert pytest.helpers.foo(True) is True
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stdout.fnmatch_lines(
[
"test_namespace.py PASSED",
]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret == 0
def test_nested_namespace(testdir):
testdir.makeconftest(
"""
import pytest
@pytest.helpers.foo.bar.register
def foo(bar):
return bar
"""
)
testdir.makepyfile(
"""
import pytest
def test_helpers():
assert pytest.helpers.foo.bar.foo(True) is True
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stdout.fnmatch_lines(
[
"test_nested_namespace.py PASSED",
]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret == 0
def test_unregistered_namespace(testdir):
testdir.makepyfile(
"""
import pytest
def test_helpers():
with pytest.raises(RuntimeError) as exc:
assert pytest.helpers.foo(True) is True
assert 'The helper being called was not registred' in str(exc)
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stdout.fnmatch_lines(
[
"test_unregistered_namespace.py PASSED",
]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret == 0
def test_namespace_override(testdir):
testdir.makeconftest(
"""
import pytest
@pytest.helpers.foo.register
def bar(bar):
return bar
@pytest.helpers.register
def foo(bar):
return bar
"""
)
testdir.makepyfile(
"""
import pytest
def test_helpers():
with pytest.raises(RuntimeError) as exc:
assert pytest.helpers.foo(True) is True
assert 'The helper being called was not registred' in str(exc)
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stderr.fnmatch_lines(
["*RuntimeError: A helper function is already registered under the name: foo"]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret != 0
def test_namespace_override_2(testdir):
testdir.makeconftest(
"""
import pytest
@pytest.helpers.register
def foo(bar):
return bar
@pytest.helpers.foo.register
def bar(bar):
return bar
"""
)
testdir.makepyfile(
"""
import pytest
def test_helpers():
with pytest.raises(RuntimeError) as exc:
assert pytest.helpers.foo(True) is True
assert 'The helper being called was not registred' in str(exc)
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stderr.fnmatch_lines(
["*RuntimeError: A namespace is already registered under the name: bar"]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret != 0
def test_helper_override(testdir):
testdir.makeconftest(
"""
import pytest
@pytest.helpers.register
def foo(bar):
return bar
@pytest.helpers.register
def foo(bar):
return bar
"""
)
testdir.makepyfile(
"""
import pytest
def test_helpers():
with pytest.raises(RuntimeError) as exc:
assert pytest.helpers.foo(True) is True
assert 'The helper being called was not registred' in str(exc)
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stderr.fnmatch_lines(
["*RuntimeError: A helper function is already registered under the name: foo"]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret != 0
def test_helper_as_regular_function(testdir):
testdir.makepyfile(
"""
import pytest
@pytest.helpers.register
def foo():
return 'bar'
def test_helpers():
assert pytest.helpers.foo() == 'bar'
assert foo() == 'bar'
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stdout.fnmatch_lines(
[
"test_helper_as_regular_function.py PASSED",
]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret == 0
def test_helper_with_custom_name(testdir):
testdir.makepyfile(
"""
import pytest
@pytest.helpers.register('jump')
def foo():
return 'bar'
def test_helpers():
assert pytest.helpers.jump() == 'bar'
assert foo() == 'bar'
print('PASSED')
"""
)
result = testdir.runpytest_subprocess("-s")
# fnmatch_lines does an assertion internally
result.stdout.fnmatch_lines(
[
"test_helper_with_custom_name.py PASSED",
]
)
# make sure that that we get a '0' exit code for the test suite
assert result.ret == 0
@pytest.mark.usefixtures("reset_helpers_namespace")
def test_helper_contains_method():
assert "bar" not in pytest.helpers
@pytest.helpers.register
def bar():
return True
assert "bar" in pytest.helpers
assert pytest.helpers.bar() is True
|
