#   Copyright (c) 2022 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.

from __future__ import print_function

import unittest
import numpy as np
import sys

sys.path.append("..")

import paddle

from op_test import OpTest
from op_test_xpu import XPUOpTest
from xpu.get_test_cover_info import create_test_class, get_xpu_op_support_types, XPUOpTestWrapper

paddle.enable_static()


class TestActivationOPBase(XPUOpTest):

    def setUp(self):
        self.place = paddle.XPUPlace(0)
        self.init_dtype()
        self.set_case()

    def set_case(self):
        self.op_type = 'exp'

        x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
        out = np.exp(x)
        self.attrs = {'use_xpu': True}
        self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
        self.outputs = {'Out': out}

    def init_dtype(self):
        self.dtype = np.float32

    def test_check_output(self):
        self.check_output_with_place(self.place)

    def test_check_grad(self):
        self.check_grad_with_place(self.place, ['X'], 'Out')


class XPUTestExpOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'exp'
        self.use_dynamic_create_class = False

    class XPUTestExp(TestActivationOPBase):

        def set_case(self):
            self.op_type = 'exp'
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            out = np.exp(x)
            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('exp')
for stype in support_types:
    create_test_class(globals(), XPUTestExpOP, stype)


class XPUTestSigmoidOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'sigmoid'
        self.use_dynamic_create_class = False

    class XPUTestSigmoid(TestActivationOPBase):

        def set_case(self):
            self.op_type = "sigmoid"
            self.dtype = self.in_type
            self.init_config()
            out = 1 / (1 + np.exp(-self.x))

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(self.x)}
            self.outputs = {'Out': out}

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)

    class XPUTestSigmoid2(XPUTestSigmoid):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [100]).astype(self.dtype)

    class XPUTestSigmoid3(XPUTestSigmoid):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [10, 12, 15]).astype(self.dtype)

    class XPUTestSigmoid4(XPUTestSigmoid):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [19, 19]).astype(self.dtype)

    class XPUTestSigmoid5(XPUTestSigmoid):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [10, 20, 30, 40]).astype(self.dtype)


support_types = get_xpu_op_support_types('sigmoid')
for stype in support_types:
    create_test_class(globals(), XPUTestSigmoidOP, stype)


class XPUTestTanhOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'tanh'
        self.use_dynamic_create_class = False

    class XPUTestTanh(TestActivationOPBase):

        def set_case(self):
            self.op_type = "tanh"
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            out = np.tanh(x)
            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('tanh')
for stype in support_types:
    create_test_class(globals(), XPUTestTanhOP, stype)


class XPUTestSqrtOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'sqrt'
        self.use_dynamic_create_class = False

    class XPUTestSqrt(TestActivationOPBase):

        def set_case(self):
            self.op_type = "sqrt"
            self.dtype = self.in_type

            x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
            out = np.sqrt(x)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('sqrt')
for stype in support_types:
    create_test_class(globals(), XPUTestSqrtOP, stype)


class XPUTestAbsOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'abs'
        self.use_dynamic_create_class = False

    class XPUTestAbs(TestActivationOPBase):

        def set_case(self):
            self.op_type = "abs"
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [4, 25]).astype(self.dtype)
            # Because we set delta = 0.005 in calculating numeric gradient,
            # if x is too small, such as 0.002, x_neg will be -0.003
            # x_pos will be 0.007, so the numeric gradient is inaccurate.
            # we should avoid this
            x[np.abs(x) < 0.005] = 0.02
            out = np.abs(x)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('abs')
for stype in support_types:
    create_test_class(globals(), XPUTestAbsOP, stype)


class XPUTestReluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'relu'
        self.use_dynamic_create_class = False

    class XPUTestRelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "relu"
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            # The same reason with TestAbs
            x[np.abs(x) < 0.005] = 0.02
            out = np.maximum(x, 0)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': x}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('relu')
for stype in support_types:
    create_test_class(globals(), XPUTestReluOP, stype)


class XPUTestGeluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'gelu'
        self.use_dynamic_create_class = False

    class XPUTestGelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "gelu"
            self.dtype = self.in_type

            approximate = False
            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            out = gelu(x, approximate)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {"approximate": approximate, 'use_xpu': True}


support_types = get_xpu_op_support_types('gelu')
for stype in support_types:
    create_test_class(globals(), XPUTestGeluOP, stype)


def gelu(x, approximate):
    from scipy.special import erf
    if approximate:
        y_ref = 0.5 * x * (
            1.0 + np.tanh(np.sqrt(2 / np.pi) * (x + 0.044715 * np.power(x, 3))))
    else:
        y_ref = 0.5 * x * (1 + erf(x / np.sqrt(2)))
    return y_ref.astype(x.dtype)


class XPUTestHardSwishOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'hard_swish'
        self.use_dynamic_create_class = False

    class XPUTestHardSwish(TestActivationOPBase):

        def set_case(self):
            self.op_type = "hard_swish"
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            offset = 3.0
            threshold = 6.0
            scale = 6.0
            out = hard_swish(x, offset, threshold, scale)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('hard_swish')
for stype in support_types:
    create_test_class(globals(), XPUTestHardSwishOP, stype)


def hard_swish(x, offset, threshold, scale):
    y_ref = np.minimum(threshold, np.maximum(0, x + offset)) * x / scale
    return y_ref.astype(x.dtype)


class XPUTestLogOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'log'
        self.use_dynamic_create_class = False

    class XPUTestLog(TestActivationOPBase):

        def set_case(self):
            self.op_type = "log"
            self.dtype = self.in_type

            x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
            out = np.log(x)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('log')
for stype in support_types:
    create_test_class(globals(), XPUTestLogOP, stype)


class XPUTestSquareOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'square'
        self.use_dynamic_create_class = False

    class XPUTestSquare(TestActivationOPBase):

        def set_case(self):
            self.op_type = "square"
            self.dtype = self.in_type
            self.init_config()
            out = np.square(self.x)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(self.x)}
            self.outputs = {'Out': out}

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)

    class XPUTestSquare2(XPUTestSquare):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [100]).astype(self.dtype)

    class XPUTestSquare3(XPUTestSquare):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [1, 15, 19]).astype(self.dtype)

    class XPUTestSquare4(XPUTestSquare):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [100, 10]).astype(self.dtype)

    class XPUTestSquare5(XPUTestSquare):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [1, 2, 5, 17]).astype(self.dtype)


support_types = get_xpu_op_support_types('square')
for stype in support_types:
    create_test_class(globals(), XPUTestSquareOP, stype)


class XPUTestPowOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'pow'
        self.use_dynamic_create_class = False

    class XPUTestPowBase(TestActivationOPBase):

        def set_case(self):
            self.op_type = "pow"
            self.dtype = self.in_type

            self.init_config()
            out = np.power(self.x, self.factor)

            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(self.x)}
            self.attrs = {'factor': self.factor, 'use_xpu': True}
            self.outputs = {'Out': out}

        def init_config(self):
            self.x = np.random.uniform(-1, 2, [12]).astype(self.dtype)
            self.factor = 3.0

    class XPUTestPow1(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [1024, 8]).astype(self.dtype)
            self.factor = 1

    class XPUTestPow2(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [1024, 8]).astype(self.dtype)
            self.factor = 2

    class XPUTestPow3(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 512, 15, 15]).astype(self.dtype)
            self.factor = 3

    class XPUTestPow4(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 256, 22, 22]).astype(self.dtype)
            self.factor = 4

    class XPUTestPow5(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(0, 1,
                                       [4, 256, 22, 22]).astype(self.dtype)
            self.factor = 1.2

    class XPUTestPow6(XPUTestPowBase):

        def init_config(self):
            self.x = np.random.uniform(0, 1, [1024, 8]).astype(self.dtype)
            self.factor = 3.2


support_types = get_xpu_op_support_types('pow')
for stype in support_types:
    create_test_class(globals(), XPUTestPowOP, stype)


class XPUTestLeakyReluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'leaky_relu'
        self.use_dynamic_create_class = False

    class XPUTestLeakyRelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "leaky_relu"
            self.dtype = self.in_type

            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            alpha = np.random.uniform(
                0,
                1,
            )
            out = leaky_relu(x, alpha)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True, 'alpha': alpha}


support_types = get_xpu_op_support_types('leaky_relu')
for stype in support_types:
    create_test_class(globals(), XPUTestLeakyReluOP, stype)


def leaky_relu(x, alpha):
    if (alpha < 1):
        y_ref = np.maximum(x, alpha * x)
    else:
        y_ref = np.minimum(x, alpha * x)
    return y_ref.astype(x.dtype)


class XPUTestReciprocalOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'reciprocal'
        self.use_dynamic_create_class = False

    class XPUTestRecipocal(TestActivationOPBase):

        def set_case(self):
            self.op_type = "reciprocal"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(1, 2, [1111, 1117]).astype(self.dtype)
            out = np.reciprocal(x)

            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('reciprocal')
for stype in support_types:
    create_test_class(globals(), XPUTestReciprocalOP, stype)


class XPUTestSoftPlusOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'softplus'
        self.use_dynamic_create_class = False

    class XPUTestSoftPlusBase(TestActivationOPBase):

        def set_case(self):
            self.op_type = "softplus"
            self.dtype = self.in_type

            self.init_config()
            beta = np.random.uniform(0, 1)
            threshold = np.random.uniform(0, 1)
            out = ref_softplus(self.x, beta, threshold)

            self.inputs = {'X': self.x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True, 'beta': beta, 'threshold': threshold}

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)

    class XPUTestSoftPlus2(XPUTestSoftPlusBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [1024, 8]).astype(self.dtype)

    class XPUTestSoftPlus3(XPUTestSoftPlusBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 512, 15, 15]).astype(self.dtype)

    class XPUTestSoftPlus4(XPUTestSoftPlusBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 256, 22, 22]).astype(self.dtype)


support_types = get_xpu_op_support_types('softplus')
for stype in support_types:
    create_test_class(globals(), XPUTestSoftPlusOP, stype)


def ref_softplus(x, beta=1, threshold=20):
    x_beta = beta * x
    out = np.select([x_beta <= threshold, x_beta > threshold],
                    [np.log(1 + np.exp(x_beta)) / beta, x])
    return out


# XPU_KP unittests, these ops can be found from xpu_op_kpfirst_list.h
class XPUTestBReluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'brelu'
        self.use_dynamic_create_class = False

    class XPUTestBRelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "brelu"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-5, 10, [10, 12]).astype(self.dtype)
            t_min = 1.0
            t_max = 4.0
            # The same with TestAbs
            x[np.abs(x - t_min) < 0.005] = t_min + 0.02
            x[np.abs(x - t_max) < 0.005] = t_max + 0.02
            t = np.copy(x)
            t[t < t_min] = t_min
            t[t > t_max] = t_max

            self.inputs = {'X': x}
            self.outputs = {'Out': t}
            self.attrs = {'use_xpu': True, 't_min': t_min, 't_max': t_max}


support_types = get_xpu_op_support_types('brelu')
for stype in support_types:
    create_test_class(globals(), XPUTestBReluOP, stype)


class XPUTestCeilOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'ceil'
        self.use_dynamic_create_class = False

    class XPUTestCeil(TestActivationOPBase):

        def set_case(self):
            self.op_type = "ceil"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-1, 1, [10, 12]).astype(self.dtype)
            out = np.ceil(x)

            self.inputs = {'X': OpTest.np_dtype_to_fluid_dtype(x)}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('ceil')
for stype in support_types:
    create_test_class(globals(), XPUTestCeilOP, stype)


class XPUTestCeluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'celu'
        self.use_dynamic_create_class = False

    class XPUTestCelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "celu"
            self.dtype = self.in_type

            alpha = 1.5
            x = np.random.uniform(-3, 3, [10, 12]).astype(self.dtype)
            out = ref_celu(x, alpha)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True, 'alpha': alpha}


support_types = get_xpu_op_support_types('celu')
for stype in support_types:
    create_test_class(globals(), XPUTestCeluOP, stype)


def ref_celu(x, alpha):
    out_ref = np.maximum(0, x) + np.minimum(0, alpha * (np.exp(x / alpha) - 1))
    return out_ref.astype(x.dtype)


class XPUTestEluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'elu'
        self.use_dynamic_create_class = False

    class XPUTestElu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "elu"
            self.dtype = self.in_type

            alpha = 1.
            x = np.random.uniform(-3, 3, [10, 12]).astype(self.dtype)
            out = ref_elu(x, alpha)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True, 'alpha': alpha}


support_types = get_xpu_op_support_types('elu')
for stype in support_types:
    create_test_class(globals(), XPUTestEluOP, stype)


def ref_elu(x, alpha):
    out_ref = np.where(x > 0, x, alpha * (np.exp(x) - 1))
    return out_ref.astype(x.dtype)


class XPUTestFloorOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'floor'
        self.use_dynamic_create_class = False

    class XPUTestFloor(TestActivationOPBase):

        def set_case(self):
            self.op_type = "floor"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-1, 1, [10, 12]).astype(self.dtype)
            out = np.floor(x)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('floor')
for stype in support_types:
    create_test_class(globals(), XPUTestFloorOP, stype)


class XPUTestHardShrinkOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'hard_shrink'
        self.use_dynamic_create_class = False

    class XPUTestHardShrink(TestActivationOPBase):

        def set_case(self):
            self.op_type = "hard_shrink"
            self.dtype = self.in_type

            threshold = 0.5
            # self.set_attrs()
            np.random.seed(1024)
            x = np.random.uniform(-1, 1, [10, 12]).astype(self.dtype) * 10
            out = ref_hardshrink(x, threshold)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': x}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('hard_shrink')
for stype in support_types:
    create_test_class(globals(), XPUTestHardShrinkOP, stype)


def ref_hardshrink(x, threshold):
    out = np.copy(x)
    out[(out >= -threshold) & (out <= threshold)] = 0
    return out


class XPUTestHardSigmoidOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'hard_sigmoid'
        self.use_dynamic_create_class = False

    class XPUTestHardSigmoid(TestActivationOPBase):

        def set_case(self):
            self.op_type = "hard_sigmoid"
            self.dtype = self.in_type
            self.slope = 0.166666666666667
            self.offset = 0.5

            x = np.random.uniform(-5, 5, [10, 12]).astype(self.dtype)
            lower_threshold = -self.offset / self.slope
            upper_threshold = (1. - self.offset) / self.slope

            # Same reason as TestAbs
            delta = 0.005
            x[np.abs(x - lower_threshold) < delta] = lower_threshold - 0.02
            x[np.abs(x - upper_threshold) < delta] = upper_threshold - 0.02

            out = ref_hardsigmoid(x, self.slope, self.offset)

            self.attrs = {
                'use_xpu': True,
                'slope': self.slope,
                'offset': self.offset
            }
            self.inputs = {'X': x}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('hard_sigmoid')
for stype in support_types:
    create_test_class(globals(), XPUTestHardSigmoidOP, stype)


def ref_hardsigmoid(x, slope=0.166666666666667, offset=0.5):
    return np.maximum(np.minimum(x * slope + offset, 1.), 0.).astype(x.dtype)


class XPUTestLog1pOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'log1p'
        self.use_dynamic_create_class = False

    class XPUTestLog1p(TestActivationOPBase):

        def set_case(self):
            self.op_type = "log1p"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(0.1, 1, [11, 17]).astype(self.dtype)
            out = np.log1p(x)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('log1p')
for stype in support_types:
    create_test_class(globals(), XPUTestLog1pOP, stype)


class XPUTestLogsigmoidOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'logsigmoid'
        self.use_dynamic_create_class = False

    class XPUTestLogsigmoid(TestActivationOPBase):

        def set_case(self):
            self.op_type = "logsigmoid"
            self.dtype = self.in_type

            np.random.seed(2048)
            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            out = np.log(1 / (1 + np.exp(-x)))

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('logsigmoid')
for stype in support_types:
    create_test_class(globals(), XPUTestLogsigmoidOP, stype)


class XPUTestRelu6OP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'relu6'
        self.use_dynamic_create_class = False

    class XPUTestRelu6(TestActivationOPBase):

        def set_case(self):
            self.op_type = "relu6"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-1, 10, [10, 12]).astype(self.dtype)
            x[np.abs(x) < 0.005] = 0.02
            out = ref_relu6(x)

            self.attrs = {'use_xpu': True}
            self.inputs = {'X': x}
            self.outputs = {'Out': out}


support_types = get_xpu_op_support_types('relu6')
for stype in support_types:
    create_test_class(globals(), XPUTestRelu6OP, stype)


def ref_relu6(x, threshold=6.0):
    out = np.copy(x)
    out[np.abs(x - threshold) < 0.005] = threshold + 0.02
    out = np.minimum(np.maximum(x, 0), threshold)
    return out


class XPUTestSiluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'silu'
        self.use_dynamic_create_class = False

    class XPUTestSilu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "silu"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)
            out = x / (np.exp(-x) + 1)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('silu')
for stype in support_types:
    create_test_class(globals(), XPUTestSiluOP, stype)


class XPUTestSoftReluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'soft_relu'
        self.use_dynamic_create_class = False

    class XPUTestSoftRelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "soft_relu"
            self.dtype = self.in_type

            np.random.seed(4096)
            x = np.random.uniform(-3, 3, [4, 4]).astype(self.dtype)
            threshold = 2.0
            # The same reason with TestAbs
            x[np.abs(x - threshold) < 0.005] = threshold + 0.02
            x[np.abs(x + threshold) < 0.005] = -threshold - 0.02
            t = np.copy(x)
            t[t < -threshold] = -threshold
            t[t > threshold] = threshold
            out = np.log((np.exp(t) + 1))

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True, 'threshold': threshold}


support_types = get_xpu_op_support_types('soft_relu')
for stype in support_types:
    create_test_class(globals(), XPUTestSoftReluOP, stype)


class XPUTestSoftSignOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'softsign'
        self.use_dynamic_create_class = False

    class XPUTestSoftSign(TestActivationOPBase):

        def set_case(self):
            self.op_type = "softsign"
            self.dtype = self.in_type

            np.random.seed(1024)
            x = np.random.uniform(-1, 1, [10, 12]).astype(self.dtype)
            out = ref_softsign(x)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('softsign')
for stype in support_types:
    create_test_class(globals(), XPUTestSoftSignOP, stype)


def ref_softsign(x):
    out = np.divide(x, 1 + np.abs(x))
    return out


class XPUTestSoftshrinkOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'softshrink'
        self.use_dynamic_create_class = False

    class XPUTestSoftshrink(TestActivationOPBase):

        def set_case(self):
            self.op_type = "softshrink"
            self.dtype = self.in_type

            threshold = 0.5
            np.random.seed(1023)
            x = np.random.uniform(0.25, 10, [10, 12]).astype(self.dtype)
            out = ref_softshrink(x, threshold)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('softshrink')
for stype in support_types:
    create_test_class(globals(), XPUTestSoftshrinkOP, stype)


def ref_softshrink(x, threshold=0.5):
    out = np.copy(x)
    out = (out < -threshold) * (out + threshold) + (out > threshold) * (
        out - threshold)
    return out


class XPUTestSwishOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'swish'
        self.use_dynamic_create_class = False

    class XPUTestSwishBase(TestActivationOPBase):

        def set_case(self):
            self.op_type = "swish"
            self.dtype = self.in_type

            self.init_config()
            out = ref_swish(self.x)

            self.inputs = {'X': self.x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}

        def init_config(self):
            self.x = np.random.uniform(-1, 1, [11, 17]).astype(self.dtype)

    class XPUTestSwish2(XPUTestSwishBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2, [1024, 8]).astype(self.dtype)

    class XPUTestSwish3(XPUTestSwishBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 512, 15, 15]).astype(self.dtype)

    class XPUTestSwish4(XPUTestSwishBase):

        def init_config(self):
            self.x = np.random.uniform(-2, 2,
                                       [4, 256, 22, 22]).astype(self.dtype)


support_types = get_xpu_op_support_types('swish')
for stype in support_types:
    create_test_class(globals(), XPUTestSwishOP, stype)


def ref_swish(x):
    from scipy.special import expit
    out = x * expit(x)
    return out


class XPUTestThresholdedReluOP(XPUOpTestWrapper):

    def __init__(self):
        self.op_name = 'thresholded_relu'
        self.use_dynamic_create_class = False

    class XPUTestThresholdedRelu(TestActivationOPBase):

        def set_case(self):
            self.op_type = "thresholded_relu"
            self.dtype = self.in_type

            threshold = 1.0
            np.random.seed(1024)
            x = np.random.uniform(-20, 20, [10, 12]).astype(self.dtype)
            x[np.abs(x) < 0.005] = 0.02
            out = ref_thresholded_relu(x, threshold)

            self.inputs = {'X': x}
            self.outputs = {'Out': out}
            self.attrs = {'use_xpu': True}


support_types = get_xpu_op_support_types('thresholded_relu')
for stype in support_types:
    create_test_class(globals(), XPUTestThresholdedReluOP, stype)


def ref_thresholded_relu(x, threshold=1.0):
    out = (x > threshold) * x
    return out


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