src/main/python/tests/matrix/test_floor.py

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import unittest
import numpy as np
from systemds.context import SystemDSContext


class TestFLOOR(unittest.TestCase):
    def setUp(self):
        self.sds = SystemDSContext(capture_stdout=True, logging_level=50)

    def tearDown(self):
        self.sds.close()

    def test_floor_basic(self):

        input_matrix = (
            np.array([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12], [13, 14, 15, 16]])
            / 10
        )

        sds_input = self.sds.from_numpy(input_matrix)
        sds_result = sds_input.floor().compute()
        np_result_np = np.floor(input_matrix)
        assert np.allclose(sds_result, np_result_np, 1e-9)

    def test_floor_random(self):

        input_matrix = np.random.random((10, 10))
        sds_input = self.sds.from_numpy(input_matrix)
        sds_result = sds_input.floor().compute()
        np_result_np = np.floor(input_matrix)
        assert np.allclose(sds_result, np_result_np, 1e-9)

    def test_floor_scalar(self):
        for i in np.random.random(10) * 20 - 10:
            sds_input = self.sds.scalar(i)
            sds_result = sds_input.floor().compute()
            np_result_np = np.floor(i)
            assert np.isclose(sds_result, np_result_np, 1e-9)


if __name__ == "__main__":
    unittest.main()