mindspore/tests/st/ops/gpu/test_select_op.py

85 lines
3.0 KiB
Python

# Copyright 2020-2021 Huawei Technologies Co., Ltd
#
# 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 numpy as np
import pytest
import mindspore.context as context
import mindspore.nn as nn
from mindspore import Tensor
import mindspore.ops as ops
from mindspore.ops import operations as P
class Net(nn.Cell):
def __init__(self):
super(Net, self).__init__()
self.select = P.Select()
def construct(self, cond_op, input_x, input_y):
return self.select(cond_op, input_x, input_y)
@pytest.mark.level0
@pytest.mark.platform_x86_gpu_training
@pytest.mark.env_onecard
def test_select():
context.set_context(mode=context.GRAPH_MODE, device_target="GPU")
select = Net()
cond = np.array([[True, False], [True, False]]).astype(np.bool)
x = np.array([[1.2, 1], [1, 0]]).astype(np.float32)
y = np.array([[1, 2], [3, 4.0]]).astype(np.float32)
output = select(Tensor(cond), Tensor(x), Tensor(y))
expect = [[1.2, 2], [1, 4.0]]
error = np.ones(shape=[2, 2]) * 1.0e-6
diff = output.asnumpy() - expect
assert np.all(diff < error)
assert np.all(-diff < error)
context.set_context(mode=context.GRAPH_MODE, device_target="GPU")
x = np.array([[1, 0], [1, 0]]).astype(np.bool)
y = np.array([[0, 0], [1, 1]]).astype(np.bool)
output = select(Tensor(cond), Tensor(x), Tensor(y))
expect = np.array([[1, 0], [1, 1]]).astype(np.bool)
assert np.all(output.asnumpy() == expect)
context.set_context(mode=context.PYNATIVE_MODE, device_target="GPU")
x = np.array([[1, 0], [1, 0]]).astype(np.bool)
y = np.array([[0, 0], [1, 1]]).astype(np.bool)
output = select(Tensor(cond), Tensor(x), Tensor(y))
expect = np.array([[1, 0], [1, 1]]).astype(np.bool)
assert np.all(output.asnumpy() == expect)
@pytest.mark.level0
@pytest.mark.platform_x86_gpu_training
@pytest.mark.env_onecard
def test_functional_select_scalar():
"""
Feature: Test functional select operator. Support x or y is a int/float.
Description: Operator select's input `x` is a Tensor with int32 type, input `y` is a int.
Expectation: Assert result.
"""
context.set_context(device_target="GPU")
cond = np.array([[True, False], [True, False]]).astype(np.bool)
x = np.array([[12, 1], [1, 0]]).astype(np.int32)
y = 2
output = ops.select(Tensor(cond), Tensor(x), y)
expect = [[12, 2], [1, 2]]
error = np.ones(shape=[2, 2]) * 1.0e-6
diff = output.asnumpy() - expect
assert np.all(diff < error)
assert np.all(-diff < error)