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

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import unittest

import numpy as np
from systemds.context import SystemDSContext


class TestRBind(unittest.TestCase):

    sds: SystemDSContext = None

    @classmethod
    def setUpClass(cls):
        cls.sds = SystemDSContext(capture_stdout=True, logging_level=50)

    @classmethod
    def tearDownClass(cls):
        cls.sds.close()

    def test_r_bind(self):
        m1 = self.sds.from_numpy(np.zeros((10, 1)))
        m2 = self.sds.from_numpy(np.ones((10, 1)))
        res = m1.rbind(m2).compute()
        npres = np.vstack((np.zeros((10, 1)), np.ones((10, 1))))
        self.assertTrue(np.allclose(res, npres))

    def test_c_bind(self):
        m1 = self.sds.from_numpy(np.zeros((10, 6)))
        m2 = self.sds.from_numpy(np.ones((10, 7)))
        res = m1.cbind(m2).compute()
        npres = np.hstack((np.zeros((10, 6)), np.ones((10, 7))))
        self.assertTrue(np.allclose(res, npres))


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