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2026-07-13 12:47:42 +08:00

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// Copyright 2025-present the zvec project
//
// 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 <random>
#include <ailego/utility/matrix_helper.h>
#include <gtest/gtest.h>
using namespace zvec;
TEST(MatrixHelper, Transpose) {
std::mt19937 gen((std::random_device())());
std::vector<float> result1(31 * 7);
std::vector<float> result2(31 * 7);
std::vector<float> result3(31 * 7);
std::uniform_real_distribution<float> dist(0.0, 1.0);
for (size_t i = 0; i < 31 * 7; ++i) {
result1[i] = dist(gen);
}
ailego::MatrixHelper::Transpose<float, 31>(result1.data(), 7, result2.data());
ailego::MatrixHelper::ReverseTranspose<float, 31>(result2.data(), 7,
result3.data());
EXPECT_EQ(0, memcmp(result1.data(), result3.data(),
result1.size() * sizeof(float)));
ailego::MatrixHelper::Transpose<float, 7>(result1.data(), 31, result2.data());
ailego::MatrixHelper::ReverseTranspose<float, 7>(result2.data(), 31,
result3.data());
EXPECT_EQ(0, memcmp(result1.data(), result3.data(),
result1.size() * sizeof(float)));
ailego::MatrixHelper::Transpose<float>(result1.data(), 31, 7, result2.data());
ailego::MatrixHelper::ReverseTranspose<float>(result2.data(), 31, 7,
result3.data());
EXPECT_EQ(0, memcmp(result1.data(), result3.data(),
result1.size() * sizeof(float)));
ailego::MatrixHelper::Transpose<float>(result1.data(), 7, 31, result2.data());
ailego::MatrixHelper::ReverseTranspose<float>(result2.data(), 7, 31,
result3.data());
EXPECT_EQ(0, memcmp(result1.data(), result3.data(),
result1.size() * sizeof(float)));
}