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mindspore/tests/ut/cpp/dataset/path_test.cc

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/**
* Copyright 2019 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.
*/
#include "minddata/dataset/util/path.h"
#include "common/common.h"
#include "gtest/gtest.h"
#include "utils/log_adapter.h"
#include <cstdio>
using namespace mindspore::dataset;
class MindDataTestPath : public UT::Common {
public:
MindDataTestPath() {}
};
TEST_F(MindDataTestPath, Test1) {
Path f("/tmp");
ASSERT_TRUE(f.Exists());
ASSERT_TRUE(f.IsDirectory());
ASSERT_EQ(f.ParentPath(), "/");
// Print out the first few items in the directory
auto dir_it = Path::DirIterator::OpenDirectory(&f);
ASSERT_NE(dir_it.get(), nullptr);
int i = 0;
while (dir_it->hasNext()) {
Path v = dir_it->next();
MS_LOG(DEBUG) << v.toString() << "\n";
i++;
if (i == 10) {
break;
}
}
// Test extension.
Path g("file.jpeg");
MS_LOG(DEBUG) << g.Extension() << "\n";
ASSERT_EQ(g.Extension(), ".jpeg");
}
TEST_F(MindDataTestPath, Test2) {
Path p("/tmp");
Path p2(p);
ASSERT_TRUE(p2.Exists());
ASSERT_TRUE(p2.IsDirectory());
ASSERT_EQ(p2.ParentPath(), "/");
p2 = p;
ASSERT_TRUE(p2.Exists());
ASSERT_TRUE(p2.IsDirectory());
ASSERT_EQ(p2.ParentPath(), "/");
Path p3("");
p3 = std::move(p2);
ASSERT_TRUE(p3.Exists());
ASSERT_TRUE(p3.IsDirectory());
ASSERT_EQ(p3.ParentPath(), "/");
Path p4(std::move(p3));
ASSERT_TRUE(p4.Exists());
ASSERT_TRUE(p4.IsDirectory());
ASSERT_EQ(p4.ParentPath(), "/");
Path p5("/");
std::string s = "tmp";
ASSERT_TRUE((p5 + "tmp").Exists());
ASSERT_TRUE((p5 + "tmp").IsDirectory());
ASSERT_EQ((p5 + "tmp").ParentPath(), "/");
ASSERT_TRUE((p5 / "tmp").Exists());
ASSERT_TRUE((p5 / "tmp").IsDirectory());
ASSERT_EQ((p5 / "tmp").ParentPath(), "/");
ASSERT_TRUE((p5 + s).Exists());
ASSERT_TRUE((p5 + s).IsDirectory());
ASSERT_EQ((p5 + s).ParentPath(), "/");
ASSERT_TRUE((p5 / s).Exists());
ASSERT_TRUE((p5 / s).IsDirectory());
ASSERT_EQ((p5 / s).ParentPath(), "/");
Path p6("tmp");
ASSERT_TRUE((p5 + p6).Exists());
ASSERT_TRUE((p5 + p6).IsDirectory());
ASSERT_EQ((p5 + p6).ParentPath(), "/");
ASSERT_TRUE((p5 / p6).Exists());
ASSERT_TRUE((p5 / p6).IsDirectory());
ASSERT_EQ((p5 / p6).ParentPath(), "/");
p5 += p6;
ASSERT_TRUE(p5.Exists());
ASSERT_TRUE(p5.IsDirectory());
ASSERT_EQ(p5.ParentPath(), "/");
Path p7("/");
Path p8(p7);
p7 += s;
p8 += "tmp";
ASSERT_TRUE(p7.Exists());
ASSERT_TRUE(p7.IsDirectory());
ASSERT_EQ(p7.ParentPath(), "/");
ASSERT_TRUE(p8.Exists());
ASSERT_TRUE(p8.IsDirectory());
ASSERT_EQ(p8.ParentPath(), "/");
Path p9("/tmp/test_path");
ASSERT_TRUE(p9.CreateDirectories().IsOk());
ASSERT_EQ(remove("/tmp/test_path"), 0);
}