104 lines
3.7 KiB
C++
104 lines
3.7 KiB
C++
// Copyright 2018 The gVisor Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <errno.h>
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#include <vector>
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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#include "test/util/fs_util.h"
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#include "test/util/posix_error.h"
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#include "test/util/temp_path.h"
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#include "test/util/test_util.h"
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namespace gvisor {
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namespace testing {
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namespace {
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TEST(FsUtilTest, RecursivelyCreateDirManualDelete) {
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const TempPath root = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir());
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const std::string base_path =
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JoinPath(root.path(), "/a/b/c/d/e/f/g/h/i/j/k/l/m");
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ASSERT_THAT(Exists(base_path), IsPosixErrorOkAndHolds(false));
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ASSERT_NO_ERRNO(RecursivelyCreateDir(base_path));
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// Delete everything until we hit root and then stop, we want to try this
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// without using RecursivelyDelete.
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std::string cur_path = base_path;
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while (cur_path != root.path()) {
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ASSERT_THAT(Exists(cur_path), IsPosixErrorOkAndHolds(true));
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ASSERT_NO_ERRNO(Rmdir(cur_path));
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ASSERT_THAT(Exists(cur_path), IsPosixErrorOkAndHolds(false));
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auto dir = Dirname(cur_path);
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cur_path = std::string(dir);
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}
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}
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TEST(FsUtilTest, RecursivelyCreateAndDeleteDir) {
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const TempPath root = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir());
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const std::string base_path =
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JoinPath(root.path(), "/a/b/c/d/e/f/g/h/i/j/k/l/m");
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ASSERT_THAT(Exists(base_path), IsPosixErrorOkAndHolds(false));
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ASSERT_NO_ERRNO(RecursivelyCreateDir(base_path));
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const std::string sub_path = JoinPath(root.path(), "a");
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ASSERT_NO_ERRNO(RecursivelyDelete(sub_path, nullptr, nullptr));
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ASSERT_THAT(Exists(sub_path), IsPosixErrorOkAndHolds(false));
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}
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TEST(FsUtilTest, RecursivelyCreateAndDeletePartial) {
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const TempPath root = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateDir());
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const std::string base_path =
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JoinPath(root.path(), "/a/b/c/d/e/f/g/h/i/j/k/l/m");
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ASSERT_THAT(Exists(base_path), IsPosixErrorOkAndHolds(false));
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ASSERT_NO_ERRNO(RecursivelyCreateDir(base_path));
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const std::string a = JoinPath(root.path(), "a");
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auto listing = ASSERT_NO_ERRNO_AND_VALUE(ListDir(a, true));
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ASSERT_THAT(listing, ::testing::Contains("b"));
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ASSERT_EQ(listing.size(), 1);
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listing = ASSERT_NO_ERRNO_AND_VALUE(ListDir(a, false));
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ASSERT_THAT(listing, ::testing::Contains("."));
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ASSERT_THAT(listing, ::testing::Contains(".."));
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ASSERT_THAT(listing, ::testing::Contains("b"));
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ASSERT_EQ(listing.size(), 3);
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const std::string sub_path = JoinPath(root.path(), "/a/b/c/d/e/f");
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ASSERT_NO_ERRNO(
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CreateWithContents(JoinPath(Dirname(sub_path), "file"), "Hello World"));
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std::string contents = "";
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ASSERT_NO_ERRNO(GetContents(JoinPath(Dirname(sub_path), "file"), &contents));
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ASSERT_EQ(contents, "Hello World");
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ASSERT_NO_ERRNO(RecursivelyDelete(sub_path, nullptr, nullptr));
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ASSERT_THAT(Exists(sub_path), IsPosixErrorOkAndHolds(false));
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// The parent of the subpath (directory e) should still exist.
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ASSERT_THAT(Exists(Dirname(sub_path)), IsPosixErrorOkAndHolds(true));
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// The file we created along side f should also still exist.
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ASSERT_THAT(Exists(JoinPath(Dirname(sub_path), "file")),
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IsPosixErrorOkAndHolds(true));
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}
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} // namespace
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} // namespace testing
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} // namespace gvisor
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