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test_squeezedimd.py
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test_squeezedimd.py
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# Copyright 2020 MONAI Consortium
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
# http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import unittest
import numpy as np
from parameterized import parameterized
from monai.transforms import SqueezeDimd
TEST_CASE_1 = [
{"keys": ["img", "seg"], "dim": None},
{"img": np.random.rand(1, 2, 1, 3), "seg": np.random.randint(0, 2, size=[1, 2, 1, 3])},
(2, 3),
]
TEST_CASE_2 = [
{"keys": ["img", "seg"], "dim": 2},
{"img": np.random.rand(1, 2, 1, 8, 16), "seg": np.random.randint(0, 2, size=[1, 2, 1, 8, 16])},
(1, 2, 8, 16),
]
TEST_CASE_3 = [
{"keys": ["img", "seg"], "dim": -1},
{"img": np.random.rand(1, 1, 16, 8, 1), "seg": np.random.randint(0, 2, size=[1, 1, 16, 8, 1])},
(1, 1, 16, 8),
]
TEST_CASE_4 = [
{"keys": ["img", "seg"]},
{"img": np.random.rand(1, 2, 1, 3), "seg": np.random.randint(0, 2, size=[1, 2, 1, 3])},
(2, 3),
]
TEST_CASE_5 = [
{"keys": ["img", "seg"], "dim": -2},
{"img": np.random.rand(1, 1, 16, 8, 1), "seg": np.random.randint(0, 2, size=[1, 1, 16, 8, 1])},
]
TEST_CASE_6 = [
{"keys": ["img", "seg"], "dim": 0.5},
{"img": np.random.rand(1, 1, 16, 8, 1), "seg": np.random.randint(0, 2, size=[1, 1, 16, 8, 1])},
]
class TestSqueezeDim(unittest.TestCase):
@parameterized.expand([TEST_CASE_1, TEST_CASE_2, TEST_CASE_3, TEST_CASE_4])
def test_shape(self, input_param, test_data, expected_shape):
result = SqueezeDimd(**input_param)(test_data)
self.assertTupleEqual(result["img"].shape, expected_shape)
self.assertTupleEqual(result["seg"].shape, expected_shape)
@parameterized.expand([TEST_CASE_5, TEST_CASE_6])
def test_invalid_inputs(self, input_param, test_data):
with self.assertRaises(AssertionError):
result = SqueezeDimd(**input_param)(test_data)
if __name__ == "__main__":
unittest.main()