Fix unittest issue (#470)

* new file

* eof

* conda-recipe

* space

.ci/pipeline/ci.yml

@@ -77,7 +77,7 @@ jobs:
       source activate CB
       python -c "import daal4py"
       mpirun -n 4 python -m unittest discover -v -s tests -p spmd*.py
-      python -m unittest discover -v -s tests -p test*.py
+      python tests/run_tests.py
     displayName: Testing
   - script: |
       source activate CB

conda-recipe/meta.yaml

@@ -60,7 +60,7 @@ test:
         - python -c "import daal4py"
         - mpirun -n 4 python -m unittest discover -v -s tests -p spmd*.py # [not win]
         - mpiexec -localonly -n 4 python -m unittest discover -v -s tests -p spmd*.py # [win]
-        - python -m unittest discover -v -s tests -p test*.py
+        - python tests/run_tests.py
         - pytest --pyargs daal4py/sklearn/
         - python examples/run_examples.py
         - python -m daal4py examples/sycl/sklearn_sycl.py

tests/run_tests.py

@@ -0,0 +1,24 @@
+#===============================================================================
+# Copyright 2021 Intel Corporation
+#
+# 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 sys
+import unittest
+
+if __name__ == '__main__':
+    test_suite = unittest.defaultTestLoader.discover('tests', 'test*.py')
+    test_runner = unittest.TextTestRunner()
+    result = test_runner.run(test_suite)
+    sys.exit(not result.wasSuccessful())