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paddlepaddle--paddle/test/cpp/phi/common/test_scalar.cc
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2023 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.
#include <complex>
#include <sstream>
#include <string>
#include "gtest/gtest.h"
#include "paddle/phi/common/scalar.h"
namespace phi {
namespace tests {
bool StartsWith(const std::string& s, const std::string& prefix) {
return s.rfind(prefix, 0) == 0;
}
TEST(Scalar, Formatting) {
paddle::experimental::Scalar s;
s = paddle::experimental::Scalar(static_cast<float>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(float32(");
s = paddle::experimental::Scalar(static_cast<double>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(float64(");
s = paddle::experimental::Scalar(static_cast<int>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(int32(");
s = paddle::experimental::Scalar(static_cast<int64_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(int64(");
s = paddle::experimental::Scalar(static_cast<bool>(true));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(bool(");
s = paddle::experimental::Scalar(std::complex<float>(42.1, 42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(complex64(");
s = paddle::experimental::Scalar(std::complex<double>(42.1, 42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(complex128(");
s = paddle::experimental::Scalar(static_cast<phi::float16>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(float16(");
s = paddle::experimental::Scalar(static_cast<phi::bfloat16>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(bfloat16(");
s = paddle::experimental::Scalar(static_cast<int8_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(int8(");
s = paddle::experimental::Scalar(static_cast<int16_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(int16(");
s = paddle::experimental::Scalar(static_cast<uint8_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(uint8(");
s = paddle::experimental::Scalar(static_cast<uint16_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(uint16(");
s = paddle::experimental::Scalar(static_cast<uint32_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(uint32(");
s = paddle::experimental::Scalar(static_cast<uint64_t>(42.1));
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(uint64(");
std::stringstream ss;
s = paddle::experimental::Scalar(static_cast<uint64_t>(42.1));
ss << s;
ASSERT_PRED2(StartsWith, s.ToString(), "Scalar(uint64(");
}
TEST(Scalar, Equality) {
auto s_bool = paddle::experimental::Scalar(static_cast<bool>(true));
auto s_int8 = paddle::experimental::Scalar(static_cast<int8_t>(42.1));
auto s_int16 = paddle::experimental::Scalar(static_cast<int16_t>(42.1));
auto s_int32 = paddle::experimental::Scalar(static_cast<int32_t>(42.1));
auto s_int64 = paddle::experimental::Scalar(static_cast<int64_t>(42.1));
auto s_uint8 = paddle::experimental::Scalar(static_cast<uint8_t>(42.1));
auto s_uint16 = paddle::experimental::Scalar(static_cast<uint16_t>(42.1));
auto s_uint32 = paddle::experimental::Scalar(static_cast<uint32_t>(42.1));
auto s_uint64 = paddle::experimental::Scalar(static_cast<uint64_t>(42.1));
auto s_float16 =
paddle::experimental::Scalar(static_cast<phi::float16>(42.1));
auto s_bfloat16 =
paddle::experimental::Scalar(static_cast<phi::bfloat16>(42.1));
auto s_float = paddle::experimental::Scalar(static_cast<float>(42.1));
auto s_double = paddle::experimental::Scalar(static_cast<double>(42.1));
auto s_cfloat = paddle::experimental::Scalar(std::complex<float>(42.1, 42.1));
auto s_cdouble =
paddle::experimental::Scalar(std::complex<double>(42.1, 42.1));
ASSERT_EQ(s_bool, s_bool);
ASSERT_EQ(s_int8, s_int8);
ASSERT_EQ(s_int16, s_int16);
ASSERT_EQ(s_int32, s_int32);
ASSERT_EQ(s_int64, s_int64);
ASSERT_EQ(s_uint8, s_uint8);
ASSERT_EQ(s_uint16, s_uint16);
ASSERT_EQ(s_uint32, s_uint32);
ASSERT_EQ(s_uint64, s_uint64);
ASSERT_EQ(s_float16, s_float16);
ASSERT_EQ(s_bfloat16, s_bfloat16);
ASSERT_EQ(s_float, s_float);
ASSERT_EQ(s_double, s_double);
ASSERT_EQ(s_cfloat, s_cfloat);
ASSERT_EQ(s_cdouble, s_cdouble);
ASSERT_NE(s_float, s_double);
}
TEST(Scalar, WrapAsScalars) {
std::vector<int32_t> v{1, 2, 3};
auto out = paddle::experimental::WrapAsScalars(v);
ASSERT_EQ(out[0].dtype(), DataType::INT32);
ASSERT_EQ(out[0].to<int32_t>(), 1);
ASSERT_EQ(out[1].to<int32_t>(), 2);
ASSERT_EQ(out[2].to<int32_t>(), 3);
}
} // namespace tests
} // namespace phi