def test_hfftn(self):
x = random((30, 20, 10))
assert_array_almost_equal(x, fft.hfftn(fft.ihfftn(x)))
assert_array_almost_equal(
x, fft.hfftn(fft.ihfftn(x, norm="ortho"), norm="ortho"))
def test_hfftn(self):
x = random((30, 20, 10))
assert_array_almost_equal(x, fft.hfftn(fft.ihfftn(x)))
for norm in ["backward", "ortho", "forward"]:
assert_array_almost_equal(
x, fft.hfftn(fft.ihfftn(x, norm=norm), norm=norm))
