Vehicle-Anti-Theft-Face-Rec.../venv/Lib/site-packages/skimage/_shared/tests/test_testing.py

129 lines
3 KiB
Python

""" Testing decorators module
"""
import numpy as np
from numpy.testing import assert_equal
from skimage._shared.testing import doctest_skip_parser, test_parallel
from skimage._shared import testing
import pytest
from skimage._shared._warnings import expected_warnings
from warnings import warn
def test_skipper():
def f():
pass
class c():
def __init__(self):
self.me = "I think, therefore..."
docstring = \
""" Header
>>> something # skip if not HAVE_AMODULE
>>> something + else
>>> a = 1 # skip if not HAVE_BMODULE
>>> something2 # skip if HAVE_AMODULE
"""
f.__doc__ = docstring
c.__doc__ = docstring
global HAVE_AMODULE, HAVE_BMODULE
HAVE_AMODULE = False
HAVE_BMODULE = True
f2 = doctest_skip_parser(f)
c2 = doctest_skip_parser(c)
assert f is f2
assert c is c2
expected = \
""" Header
>>> something # doctest: +SKIP
>>> something + else
>>> a = 1
>>> something2
"""
assert_equal(f2.__doc__, expected)
assert_equal(c2.__doc__, expected)
HAVE_AMODULE = True
HAVE_BMODULE = False
f.__doc__ = docstring
c.__doc__ = docstring
f2 = doctest_skip_parser(f)
c2 = doctest_skip_parser(c)
assert f is f2
expected = \
""" Header
>>> something
>>> something + else
>>> a = 1 # doctest: +SKIP
>>> something2 # doctest: +SKIP
"""
assert_equal(f2.__doc__, expected)
assert_equal(c2.__doc__, expected)
del HAVE_AMODULE
f.__doc__ = docstring
c.__doc__ = docstring
with testing.raises(NameError):
doctest_skip_parser(f)
with testing.raises(NameError):
doctest_skip_parser(c)
def test_test_parallel():
state = []
@test_parallel()
def change_state1():
state.append(None)
change_state1()
assert len(state) == 2
@test_parallel(num_threads=1)
def change_state2():
state.append(None)
change_state2()
assert len(state) == 3
@test_parallel(num_threads=3)
def change_state3():
state.append(None)
change_state3()
assert len(state) == 6
def test_parallel_warning():
@test_parallel()
def change_state_warns_fails():
warn("Test warning for test parallel", stacklevel=2)
with expected_warnings(['Test warning for test parallel']):
change_state_warns_fails()
@test_parallel(warnings_matching=['Test warning for test parallel'])
def change_state_warns_passes():
warn("Test warning for test parallel", stacklevel=2)
change_state_warns_passes()
def test_expected_warnings_noop():
# This will ensure the line beolow it behaves like a no-op
with expected_warnings(['Expected warnings test']):
# This should behave as a no-op
with expected_warnings(None):
warn('Expected warnings test')
if __name__ == '__main__':
np.testing.run_module_suite()