# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved. # # 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. import contextlib import unittest import numpy as np import paddle import scipy.fft from test_fft import (ATOL, DEVICES, RTOL, TEST_CASE_NAME, parameterize, place, rand_x) @contextlib.contextmanager def stgraph(func, place, x, n, axes, norm): """static graph exec context""" paddle.enable_static() mp, sp = paddle.static.Program(), paddle.static.Program() with paddle.static.program_guard(mp, sp): input = paddle.static.data('input', x.shape, dtype=x.dtype) output = func(input, n, axes, norm) exe = paddle.static.Executor(place) exe.run(sp) [output] = exe.run(mp, feed={'input': x}, fetch_list=[output]) yield output paddle.disable_static() @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, -1, 'backward'), ('test_x_complex64', rand_x(5, np.float64, complex=True), None, -1, 'backward'), ('test_n_grater_than_input_length', rand_x( 5, max_dim_len=5), 11, -1, 'backward'), ('test_n_smaller_than_input_length', rand_x( 5, min_dim_len=5), 3, -1, 'backward'), ('test_axis_not_last', rand_x(5), None, 3, 'backward'), ('test_norm_forward', rand_x(5), None, 3, 'forward'), ('test_norm_ortho', rand_x(5), None, 3, 'ortho')]) class TestFft(unittest.TestCase): def test_static_rfft(self): with stgraph(paddle.fft.fft, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.fft(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_n_nagative', rand_x(2), -1, -1, 'backward', ValueError), ('test_n_zero', rand_x(2), 0, -1, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, 10, 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_norm_not_in_enum_value', rand_x(2), None, -1, 'random', ValueError)] ) class TestFftException(unittest.TestCase): def test_fft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.fft, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_float64', rand_x(5), None, (0, 1), 'backward'), ('test_x_complex128', rand_x(5, complex=True), None, (0, 1), 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (6, 6), (0, 1), 'backward'), ('test_n_smaller_than_input_length', rand_x(5, min_dim_len=5), (4, 4), (0, 1), 'backward'), ('test_axis_random', rand_x(5), None, (1, 2), 'backward'), ('test_axis_none', rand_x(5), None, None, 'backward'), ('test_norm_forward', rand_x(5), None, (0, 1), 'forward'), ('test_norm_ortho', rand_x(5), None, (0, 1), 'ortho'), ]) class TestFft2(unittest.TestCase): def test_static_fft2(self): with stgraph(paddle.fft.fft2, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.fft2(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ # ('test_x_not_tensor', [0, 1], None, (0, 1), 'backward', ValueError), ('test_x_1dim_tensor', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_n_nagative', rand_x(2), -1, (0, 1), 'backward', ValueError), ('test_n_zero', rand_x(2), 0, (0, 1), 'backward', ValueError), ('test_axis_out_of_range', rand_x(2), None, (0, 1, 2), 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_axis_not_sequence', rand_x(5), None, -10, 'backward', ValueError), ('test_norm_not_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestFft2Exception(unittest.TestCase): def test_static_fft2(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.fft2, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, None, 'backward'), ('test_x_complex128', rand_x(5, np.float64, complex=True), None, None, 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (6, 6), (1, 2), 'backward'), ('test_n_smaller_input_length', rand_x(5, min_dim_len=5), (3, 3), (1, 2), 'backward'), ('test_axis_not_default', rand_x(5), None, (1, 2), 'backward'), ('test_norm_forward', rand_x(5), None, None, 'forward'), ('test_norm_ortho', rand_x(5), None, None, 'ortho')]) class TestFftn(unittest.TestCase): def test_static_fftn(self): with stgraph(paddle.fft.fftn, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.fftn(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_x_complex', rand_x(4, complex=True), None, None, 'backward', TypeError), ('test_n_nagative', rand_x(4), (-1, -1), (1, 2), 'backward', ValueError), ('test_n_not_sequence', rand_x(4), -1, None, 'backward', ValueError), ('test_n_zero', rand_x(4), 0, None, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, [0, 1], 'backward', ValueError), ('test_norm_not_in_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestRfftnException(unittest.TestCase): def test_static_rfftn(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.rfftn, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, -1, "backward"), ('test_n_grater_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 4, -1, "backward"), ('test_n_smaller_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 2, -1, "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, 1, "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, 1, "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, -1, "ortho"), ]) class TestHfft(unittest.TestCase): """Test hfft with norm condition """ def test_hfft(self): with stgraph(paddle.fft.hfft, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.hfft(self.x, self.n, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, -1, "backward"), ('test_n_grater_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 4, -1, "backward"), ('test_n_smaller_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 2, -1, "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, -1, "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, -1, "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, -1, "ortho"), ]) class TestIrfft(unittest.TestCase): """Test irfft with norm condition """ def test_irfft(self): with stgraph(paddle.fft.irfft, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.irfft(self.x, self.n, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, None, "backward"), ('test_n_grater_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [4], None, "backward"), ('test_n_smaller_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [2], None, "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "ortho"), ]) class Testirfftn(unittest.TestCase): """Test irfftn with norm condition """ def test_static_irfftn(self): with stgraph(paddle.fft.irfftn, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.irfftn(self.x, self.n, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, None, "backward"), ('test_n_grater_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [4], None, "backward"), ('test_n_smaller_than_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [2], None, "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, None, "ortho"), ]) class Testhfftn(unittest.TestCase): """Test hfftn with norm condition """ def test_static_hfftn(self): with stgraph(paddle.fft.hfftn, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.hfftn(self.x, self.n, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 's', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, (-2, -1), "backward"), ('test_n_grater_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [4, 8], (-2, -1), "backward"), ('test_n_smaller_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), [2, 4], (-2, -1), "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "ortho"), ]) class Testhfft2(unittest.TestCase): """Test hfft2 with norm condition """ def test_static_hfft2(self): with stgraph(paddle.fft.hfft2, self.place, self.x, self.s, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.hfft2(self.x, self.s, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 's', 'axis', 'norm'), [ ('test_x_complex128', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.complex128), None, (-2, -1), "backward"), ('test_n_equal_input_length', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (2, 4), (-2, -1), "backward"), ('test_axis_not_last', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "backward"), ('test_norm_forward', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "forward"), ('test_norm_ortho', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), None, (-2, -1), "ortho"), ]) class TestIrfft2(unittest.TestCase): """Test irfft2 with norm condition """ def test_static_irfft2(self): with stgraph(paddle.fft.irfft2, self.place, self.x, self.s, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.irfft2(self.x, self.s, self.axis, self.norm), y, rtol=1e-5, atol=0) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_input_dtype', np.random.randn(4, 4, 4), None, -1, 'backward', TypeError), ('test_bool_input', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.bool_), None, -1, 'backward', TypeError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), -1, -1, 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), 0, -1, 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2, 3), -1, 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, 10, 'backward', ValueError), ('test_axis_with_array', np.random.randn(4) + 1j * np.random.randn(4), None, (0, 1), 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, -1, 'random', ValueError) ]) class TestHfftException(unittest.TestCase): '''Test hfft with buoudary condition Test case include: - non complex input - n out of range - axis out of range - norm out of range ''' def test_static_hfft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.hfft, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_input_dtype', np.random.randn(4, 4, 4), None, -1, 'backward', TypeError), ('test_bool_input', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.bool_), None, -1, 'backward', TypeError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), -1, -1, 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), 0, -1, 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2), -1, 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, 10, 'backward', ValueError), ('test_axis_with_array', np.random.randn(4) + 1j * np.random.randn(4), None, (0, 1), 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, None, 'random', ValueError) ]) class TestIrfftException(unittest.TestCase): '''Test Irfft with buoudary condition Test case include: - non complex input - n out of range - axis out of range - norm out of range - the dimensions of n and axis are different ''' def test_static_irfft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.irfft, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_input_dtype', np.random.randn( 4, 4, 4), None, None, 'backward', TypeError), ('test_bool_input', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.bool_), None, (-2, -1), 'backward', TypeError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (-1, -2), (-2, -1), 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (0, 0), (-2, -1), 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 3, None, 'backward', ValueError), ('test_n_axis_dim', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2), (-1), 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, (1, 2), 'backward', ValueError), ('test_axis_type', np.random.randn(4) + 1j * np.random.randn(4), None, -1, 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, None, 'random', ValueError)]) class TestHfft2Exception(unittest.TestCase): '''Test hfft2 with buoudary condition Test case include: - non complex input - n out of range - axis out of range - the dimensions of n and axis are different - norm out of range ''' def test_static_hfft2(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.hfft2, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_input_dtype', np.random.randn( 4, 4, 4), None, None, 'backward', TypeError), ('test_bool_input', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.bool_), None, (-2, -1), 'backward', TypeError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (-1, -2), (-2, -1), 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (0, 0), (-2, -1), 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 3, -1, 'backward', ValueError), ('test_n_axis_dim', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2), (-3, -2, -1), 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, (1, 2), 'backward', ValueError), ('test_axis_type', np.random.randn(4) + 1j * np.random.randn(4), None, 1, 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, None, 'random', ValueError)]) class TestIrfft2Exception(unittest.TestCase): '''Test irfft2 with buoudary condition Test case include: - non complex input - n out of range - axis out of range - norm out of range - the dimensions of n and axis are different ''' def test_static_irfft2(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.irfft2, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_input_dtype', np.random.randn( 4, 4, 4), None, None, 'backward', TypeError), ('test_bool_input', (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4)).astype( np.bool_), None, (-2, -1), 'backward', TypeError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (-1, -2), (-2, -1), 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (0, 0), (-2, -1), 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 3, -1, 'backward', ValueError), ('test_n_axis_dim', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2), (-3, -2, -1), 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, (10, 20), 'backward', ValueError), ('test_axis_type', np.random.randn(4) + 1j * np.random.randn(4), None, 1, 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, None, 'random', ValueError)]) class TestHfftnException(unittest.TestCase): '''Test hfftn with buoudary condition Test case include: - non complex input - n out of range - axis out of range - norm out of range - the dimensions of n and axis are different ''' def test_static_hfftn(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.hfftn, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_input_dtype', np.random.randn( 4, 4, 4), None, None, 'backward', TypeError), # ('test_bool_input', # (np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4) # ).astype(np.bool_), None, (-2, -1), 'backward', ValueError), ('test_n_nagative', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (-1, -2), (-2, -1), 'backward', ValueError), ('test_n_zero', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (0, 0), (-2, -1), 'backward', ValueError), ('test_n_type', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), 3, -1, 'backward', ValueError), ('test_n_axis_dim', np.random.randn(4, 4, 4) + 1j * np.random.randn(4, 4, 4), (1, 2), (-3, -2, -1), 'backward', ValueError), ('test_axis_out_of_range', np.random.randn(4) + 1j * np.random.randn(4), None, (10, 20), 'backward', ValueError), ('test_axis_type', np.random.randn(4) + 1j * np.random.randn(4), None, 1, 'backward', ValueError), ('test_norm_not_in_enum_value', np.random.randn(4, 4) + 1j * np.random.randn(4, 4), None, None, 'random', ValueError) ]) class TestIrfftnException(unittest.TestCase): '''Test irfftn with buoudary condition Test case include: - non complex input - n out of range - axis out of range - norm out of range - the dimensions of n and axis are different ''' def test_static_irfftn(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.irfftn, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, -1, 'backward'), ('test_n_grater_than_input_length', rand_x( 5, max_dim_len=5), 11, -1, 'backward'), ('test_n_smaller_than_input_length', rand_x( 5, min_dim_len=5), 3, -1, 'backward'), ('test_axis_not_last', rand_x(5), None, 3, 'backward'), ('test_norm_forward', rand_x(5), None, 3, 'forward'), ('test_norm_ortho', rand_x(5), None, 3, 'ortho')]) class TestRfft(unittest.TestCase): def test_static_rfft(self): with stgraph(paddle.fft.rfft, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.rfft(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_n_nagative', rand_x(2), -1, -1, 'backward', ValueError), ('test_n_zero', rand_x(2), 0, -1, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, 10, 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_norm_not_in_enum_value', rand_x(2), None, -1, 'random', ValueError)] ) class TestRfftException(unittest.TestCase): def test_rfft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.rfft, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_float64', rand_x(5), None, (0, 1), 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (6, 6), (0, 1), 'backward'), ('test_n_smaller_than_input_length', rand_x(5, min_dim_len=5), (4, 4), (0, 1), 'backward'), ('test_axis_random', rand_x(5), None, (1, 2), 'backward'), ('test_axis_none', rand_x(5), None, None, 'backward'), ('test_norm_forward', rand_x(5), None, (0, 1), 'forward'), ('test_norm_ortho', rand_x(5), None, (0, 1), 'ortho'), ]) class TestRfft2(unittest.TestCase): def test_static_rfft2(self): with stgraph(paddle.fft.rfft2, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.rfft2(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_x_complex_input', rand_x(2, complex=True), None, (0, 1), 'backward', TypeError), # ('test_x_not_tensor', [0, 1], None, (0, 1), 'backward', ValueError), ('test_x_1dim_tensor', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_n_nagative', rand_x(2), -1, (0, 1), 'backward', ValueError), ('test_n_zero', rand_x(2), 0, (0, 1), 'backward', ValueError), ('test_axis_out_of_range', rand_x(2), None, (0, 1, 2), 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_axis_not_sequence', rand_x(5), None, -10, 'backward', ValueError), ('test_norm_not_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestRfft2Exception(unittest.TestCase): def test_static_rfft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.rfft2, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, None, 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (6, 6), (1, 2), 'backward'), ('test_n_smaller_input_length', rand_x(5, min_dim_len=5), (3, 3), (1, 2), 'backward'), ('test_axis_not_default', rand_x(5), None, (1, 2), 'backward'), ('test_norm_forward', rand_x(5), None, None, 'forward'), ('test_norm_ortho', rand_x(5), None, None, 'ortho')]) class TestRfftn(unittest.TestCase): def test_static_rfft(self): with stgraph(paddle.fft.rfftn, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.rfftn(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_x_complex', rand_x(4, complex=True), None, None, 'backward', TypeError), ('test_n_nagative', rand_x(4), (-1, -1), (1, 2), 'backward', ValueError), ('test_n_not_sequence', rand_x(4), -1, None, 'backward', ValueError), ('test_n_zero', rand_x(4), 0, None, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, [0, 1], 'backward', ValueError), ('test_norm_not_in_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestRfftnException(unittest.TestCase): def test_static_rfftn(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.rfftn, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, -1, 'backward'), ('test_n_grater_than_input_length', rand_x( 5, max_dim_len=5), 11, -1, 'backward'), ('test_n_smaller_than_input_length', rand_x( 5, min_dim_len=5), 3, -1, 'backward'), ('test_axis_not_last', rand_x(5), None, 3, 'backward'), ('test_norm_forward', rand_x(5), None, 3, 'forward'), ('test_norm_ortho', rand_x(5), None, 3, 'ortho')]) class TestIhfft(unittest.TestCase): def test_static_ihfft(self): with stgraph(paddle.fft.ihfft, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.ihfft(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [('test_n_nagative', rand_x(2), -1, -1, 'backward', ValueError), ('test_n_zero', rand_x(2), 0, -1, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, 10, 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_norm_not_in_enum_value', rand_x(2), None, -1, 'random', ValueError)] ) class TestIhfftException(unittest.TestCase): def test_static_ihfft(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.ihfft, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [ ('test_x_float64', rand_x(5), None, (0, 1), 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (11, 11), (0, 1), 'backward'), ('test_n_smaller_than_input_length', rand_x(5, min_dim_len=5), (1, 1), (0, 1), 'backward'), ('test_axis_random', rand_x(5), None, (1, 2), 'backward'), ('test_axis_none', rand_x(5), None, None, 'backward'), ('test_norm_forward', rand_x(5), None, (0, 1), 'forward'), ('test_norm_ortho', rand_x(5), None, (0, 1), 'ortho'), ]) class TestIhfft2(unittest.TestCase): def test_static_ihfft2(self): with stgraph(paddle.fft.ihfft2, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.ihfft2(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_x_complex_input', rand_x(2, complex=True), None, (0, 1), None, ValueError), # ('test_x_not_tensor', [0, 1], None, (0, 1), None, ValueError), ('test_x_1dim_tensor', rand_x(1), None, (0, 1), None, ValueError), ('test_n_nagative', rand_x(2), -1, (0, 1), 'backward', ValueError), ('test_n_len_not_equal_axis', rand_x(5, max_dim_len=5), 11, (0, 1), 'backward', ValueError), ('test_n_zero', rand_x(2), (0, 0), (0, 1), 'backward', ValueError), ('test_axis_out_of_range', rand_x(2), None, (0, 1, 2), 'backward', ValueError), ('test_axis_with_array', rand_x(1), None, (0, 1), 'backward', ValueError), ('test_axis_not_sequence', rand_x(5), None, -10, 'backward', ValueError), ('test_norm_not_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestIhfft2Exception(unittest.TestCase): def test_static_ihfft2(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.ihfft2, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'n', 'axis', 'norm'), [('test_x_float64', rand_x(5, np.float64), None, None, 'backward'), ('test_n_grater_input_length', rand_x(5, max_dim_len=5), (11, 11), (0, 1), 'backward'), ('test_n_smaller_input_length', rand_x(5, min_dim_len=5), (1, 1), (0, 1), 'backward'), ('test_axis_not_default', rand_x(5), None, (1, 2), 'backward'), ('test_norm_forward', rand_x(5), None, None, 'forward'), ('test_norm_ortho', rand_x(5), None, None, 'ortho')]) class TestIhfftn(unittest.TestCase): def test_static_ihfftn(self): with stgraph(paddle.fft.ihfftn, self.place, self.x, self.n, self.axis, self.norm) as y: np.testing.assert_allclose(scipy.fft.ihfftn(self.x, self.n, self.axis, self.norm), y, rtol=RTOL.get(str(self.x.dtype)), atol=ATOL.get(str(self.x.dtype))) @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'n', 'axis', 'norm', 'expect_exception'), [ ('test_x_complex', rand_x(4, complex=True), None, None, 'backward', TypeError), ('test_n_nagative', rand_x(4), -1, None, 'backward', ValueError), ('test_n_zero', rand_x(4), 0, None, 'backward', ValueError), ('test_axis_out_of_range', rand_x(1), None, [0, 1], 'backward', ValueError), ('test_norm_not_in_enum', rand_x(2), None, -1, 'random', ValueError) ]) class TestIhfftnException(unittest.TestCase): def test_static_ihfftn(self): with self.assertRaises(self.expect_exception): with stgraph(paddle.fft.ihfftn, self.place, self.x, self.n, self.axis, self.norm) as y: pass @place(DEVICES) @parameterize((TEST_CASE_NAME, 'x', 'axes', 'dtype'), [ ('test_1d', np.random.randn(10), (0, ), 'float64'), ('test_2d', np.random.randn(10, 10), (0, 1), 'float64'), ('test_2d_with_all_axes', np.random.randn(10, 10), None, 'float64'), ('test_2d_odd_with_all_axes', np.random.randn(5, 5) + 1j * np.random.randn(5, 5), None, 'complex128'), ]) class TestFftShift(unittest.TestCase): def test_fftshift(self): """Test fftshift with norm condition """ paddle.enable_static() mp, sp = paddle.static.Program(), paddle.static.Program() with paddle.static.program_guard(mp, sp): input = paddle.static.data('input', x.shape, dtype=x.dtype) output = paddle.fft.fftshift(input, axes) exe = paddle.static.Executor(place) exe.run(sp) [output] = exe.run(mp, feed={'input': x}, fetch_list=[output]) yield output paddle.disable_static() @place(DEVICES) @parameterize( (TEST_CASE_NAME, 'x', 'axes'), [('test_1d', np.random.randn(10), (0, ), 'float64'), ('test_2d', np.random.randn(10, 10), (0, 1), 'float64'), ('test_2d_with_all_axes', np.random.randn(10, 10), None, 'float64'), ('test_2d_odd_with_all_axes', np.random.randn(5, 5) + 1j * np.random.randn(5, 5), None, 'complex128')]) class TestIfftShift(unittest.TestCase): def test_ifftshift(self): """Test ifftshift with norm condition """ paddle.enable_static() mp, sp = paddle.static.Program(), paddle.static.Program() with paddle.static.program_guard(mp, sp): input = paddle.static.data('input', x.shape, dtype=x.dtype) output = paddle.fft.ifftshift(input, axes) exe = paddle.static.Executor(place) exe.run(sp) [output] = exe.run(mp, feed={'input': x}, fetch_list=[output]) yield output paddle.disable_static() if __name__ == '__main__': unittest.main()