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import pytest
from parsl.app.app import python_app
@python_app
def double(x):
return x * 2
@python_app
def import_square(x):
import math
return math.pow(x, 2)
@python_app
def custom_exception():
from globus_sdk import GlobusError
raise GlobusError('foobar')
def test_simple(n=2):
x = double(n)
assert x.result() == n * 2
@pytest.mark.parametrize("n", (-2, -1, 0, 1, 2, 3))
def test_imports(n):
x = import_square(n)
assert x.result() == n * n
@pytest.mark.parametrize("n", (0, 1, 2, 3, 5, 8, 13, 21))
def test_parallel_for(n):
d = {i: double(i) for i in range(n)}
assert len(d.keys()) == n
for i in d:
assert d[i].result() == 2 * i
def test_custom_exception():
from globus_sdk import GlobusError
x = custom_exception()
with pytest.raises(GlobusError):
x.result()
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