# coding=utf-8
# Copyright (C) 2020 NumS Development Team.
#
# 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.


# pylint: disable=import-outside-toplevel


def test_basic(nps_app_inst):
    import nums.numpy as nps

    assert nps_app_inst is not None

    x = nps.random.RandomState(1337).random_sample((100, 10))
    q, r = nps.linalg.qr(x)
    assert nps.allclose(x, q @ r)


if __name__ == "__main__":
    from nums.core import application_manager

    nps_app_inst = application_manager.instance()
    test_basic(nps_app_inst)
