text: from numpy.testing import assert_allclose
  
  from lvsr.expressions import conv1d
  
  
  def test_conv1d():
      a = [[1.0, 2, 3], [1, 0, 1]]
      b = [[2, 1], [1, 3.0]]
      c = conv1d(a, b).eval()
      assert_allclose(c, [[[5, 8], [5, 9]], [[1, 2], [3, 1]]])
      d = conv1d(a, b, border_mode='full').eval()
      assert_allclose(d, [[[2, 5, 8, 3], [1, 5, 9, 9]],
                          [[2, 1, 2, 1], [1, 3, 1, 3]]])
  