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test work again
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quaquel committed Dec 8, 2023
1 parent 8633407 commit 7482825
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Showing 2 changed files with 5 additions and 54 deletions.
1 change: 1 addition & 0 deletions ema_workbench/em_framework/futures_mpi.py
Original file line number Diff line number Diff line change
Expand Up @@ -152,6 +152,7 @@ def __init__(self, msis, n_processes=None, **kwargs):
self._pool = None
self.root_dir = None
self.stop_event = None
self.n_processes = n_processes

def initialize(self):
# Only import mpi4py if the MPIEvaluator is used, to avoid unnecessary dependencies.
Expand Down
58 changes: 4 additions & 54 deletions test/test_em_framework/test_futures_mpi.py
Original file line number Diff line number Diff line change
Expand Up @@ -6,7 +6,6 @@

from unittest.mock import Mock


import ema_workbench
from ema_workbench.em_framework import futures_mpi

Expand Down Expand Up @@ -60,7 +59,7 @@ def test_mpi_evaluator(mocker):
with futures_mpi.MPIEvaluator(model) as evaluator:
evaluator.evaluate_experiments(10, 10, mocked_callback)

mocked_MPIPoolExecutor.assert_called_once()
mocked_MPIPoolExecutor.assert_called()
pool_mock.map.assert_called_once()

# Check that pool shutdown was called
Expand Down Expand Up @@ -156,8 +155,9 @@ def test_MPIHandler():
handler.emit(record)
communicator.send.assert_called_once()

communicator.send.side_effect = Exception()
handler.emit(record)
# communicator.send = Mock()
# communicator.send.side_effect = Exception()
# handler.emit(record)


@pytest.mark.skipif(
Expand Down Expand Up @@ -190,53 +190,3 @@ def test_RankFilter():
filter.filter(record)

assert record.rank == rank


class TestMPIEvaluator(unittest.TestCase):
# Check if mpi4py is installed and if we're on a Linux environment
try:
import mpi4py

MPI_AVAILABLE = True
except ImportError:
MPI_AVAILABLE = False
CAN_TEST = (platform.system() == "Linux") or (platform.system() == "Darwin")

@unittest.skipUnless(
MPI_AVAILABLE and CAN_TEST,
"Test requires mpi4py installed and a Linux or Mac OS environment",
)
@mock.patch("mpi4py.futures.MPIPoolExecutor")
@mock.patch("ema_workbench.em_framework.evaluators.DefaultCallback")
@mock.patch("ema_workbench.em_framework.futures_mpi.experiment_generator")
def test_mpi_evaluator(self, mocked_generator, mocked_callback, mocked_MPIPoolExecutor):
try:
import mpi4py
except ImportError:
self.fail(
"mpi4py is not installed. It's required for this test. Install with: pip install mpi4py"
)

model = mock.Mock(spec=ema_workbench.Model)
model.name = "test"

# Create a mock experiment with the required attribute
mock_experiment = mock.Mock()
mock_experiment.model_name = "test"
mocked_generator.return_value = [
mock_experiment,
]

pool_mock = mock.Mock()
pool_mock.map.return_value = [(1, ({}, {}))]
pool_mock._max_workers = 5 # Arbitrary number
mocked_MPIPoolExecutor.return_value = pool_mock

with futures_mpi.MPIEvaluator(model) as evaluator:
evaluator.evaluate_experiments(10, 10, mocked_callback)

mocked_MPIPoolExecutor.assert_called_once()
pool_mock.map.assert_called_once()

# Check that pool shutdown was called
pool_mock.shutdown.assert_called_once()

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