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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ash/file_manager/delete_io_task.h"
#include <memory>
#include <optional>
#include <string>
#include <vector>
#include "base/files/dir_reader_posix.h"
#include "base/files/file.h"
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/run_loop.h"
#include "base/test/gmock_callback_support.h"
#include "base/test/mock_callback.h"
#include "content/public/test/browser_task_environment.h"
#include "storage/browser/file_system/file_system_url.h"
#include "storage/browser/quota/quota_manager_proxy.h"
#include "storage/browser/test/test_file_system_context.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
using ::base::test::RunClosure;
using ::testing::_;
using ::testing::AllOf;
using ::testing::AnyNumber;
using ::testing::AtLeast;
using ::testing::ElementsAre;
using ::testing::Field;
using ::testing::IsEmpty;
using ::testing::Return;
using ::testing::UnorderedElementsAre;
namespace file_manager {
namespace io_task {
namespace {
MATCHER_P(EntryStatusUrls, matcher, "") {
std::vector<storage::FileSystemURL> urls;
for (const auto& status : arg) {
urls.push_back(status.url);
}
return testing::ExplainMatchResult(matcher, urls, result_listener);
}
MATCHER_P(EntryStatusErrors, matcher, "") {
std::vector<std::optional<base::File::Error>> errors;
for (const auto& status : arg) {
errors.push_back(status.error);
}
return testing::ExplainMatchResult(matcher, errors, result_listener);
}
// Helper function that returns names found in the directory given by |path|.
std::vector<std::string> ReadDir(const std::string path) {
base::DirReaderPosix reader(path.c_str());
EXPECT_TRUE(reader.IsValid());
std::vector<std::string> seen_names;
while (reader.Next()) {
seen_names.push_back(reader.name());
}
return seen_names;
}
class DeleteIOTaskTest : public testing::Test {
protected:
void SetUp() override {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
file_system_context_ = storage::CreateFileSystemContextForTesting(
nullptr, temp_dir_.GetPath());
}
storage::FileSystemURL CreateFileSystemURL(const std::string& path) {
return file_system_context_->CreateCrackedFileSystemURL(
kTestStorageKey, storage::kFileSystemTypeTest,
base::FilePath::FromUTF8Unsafe(path));
}
content::BrowserTaskEnvironment task_environment_;
const blink::StorageKey kTestStorageKey =
blink::StorageKey::CreateFromStringForTesting("chrome-extension://abc");
base::ScopedTempDir temp_dir_;
scoped_refptr<storage::FileSystemContext> file_system_context_;
};
TEST_F(DeleteIOTaskTest, Basic) {
ASSERT_TRUE(base::WriteFile(temp_dir_.GetPath().Append("foo.txt"), "foo"));
ASSERT_TRUE(base::WriteFile(temp_dir_.GetPath().Append("bar.txt"), "bar"));
ASSERT_TRUE(base::WriteFile(temp_dir_.GetPath().Append("baz.txt"), "baz"));
base::RunLoop run_loop;
std::vector<storage::FileSystemURL> file_urls = {
CreateFileSystemURL("foo.txt"),
CreateFileSystemURL("bar.txt"),
};
auto base_matcher =
AllOf(Field(&ProgressStatus::type, OperationType::kDelete),
Field(&ProgressStatus::sources, EntryStatusUrls(file_urls)),
Field(&ProgressStatus::total_bytes, 2));
base::MockRepeatingCallback<void(const ProgressStatus&)> progress_callback;
base::MockOnceCallback<void(ProgressStatus)> complete_callback;
// We should get one progress callback when the first file is deleted.
EXPECT_CALL(progress_callback,
Run(AllOf(Field(&ProgressStatus::state, State::kInProgress),
Field(&ProgressStatus::bytes_transferred, 1),
Field(&ProgressStatus::sources,
EntryStatusErrors(ElementsAre(base::File::FILE_OK,
std::nullopt))),
base_matcher)))
.Times(1);
// We should get one complete callback when the both files are deleted.
EXPECT_CALL(complete_callback,
Run(AllOf(Field(&ProgressStatus::state, State::kSuccess),
Field(&ProgressStatus::bytes_transferred, 2),
Field(&ProgressStatus::sources,
EntryStatusErrors(ElementsAre(
base::File::FILE_OK, base::File::FILE_OK))),
base_matcher)))
.WillOnce(RunClosure(run_loop.QuitClosure()));
DeleteIOTask task(file_urls, file_system_context_);
task.Execute(progress_callback.Get(), complete_callback.Get());
run_loop.Run();
EXPECT_THAT(ReadDir(temp_dir_.GetPath().value()),
UnorderedElementsAre(".", "..", "baz.txt"));
}
TEST_F(DeleteIOTaskTest, NoSuchFile) {
base::RunLoop run_loop;
std::vector<storage::FileSystemURL> file_urls = {
CreateFileSystemURL("nonexistent_foo.txt"),
};
base::MockRepeatingCallback<void(const ProgressStatus&)> progress_callback;
base::MockOnceCallback<void(ProgressStatus)> complete_callback;
EXPECT_CALL(progress_callback, Run(_)).Times(0);
// Deleting a file that does not exist is expected to fail with a
// FILE_ERROR_NOT_FOUND.
EXPECT_CALL(
complete_callback,
Run(AllOf(Field(&ProgressStatus::type, OperationType::kDelete),
Field(&ProgressStatus::state, State::kError),
Field(&ProgressStatus::bytes_transferred, 1),
Field(&ProgressStatus::sources, EntryStatusUrls(file_urls)),
Field(&ProgressStatus::sources,
EntryStatusErrors(
ElementsAre(base::File::FILE_ERROR_NOT_FOUND))))))
.WillOnce(RunClosure(run_loop.QuitClosure()));
DeleteIOTask task(file_urls, file_system_context_);
task.Execute(progress_callback.Get(), complete_callback.Get());
run_loop.Run();
}
TEST_F(DeleteIOTaskTest, Cancel) {
base::RunLoop run_loop;
std::vector<storage::FileSystemURL> file_urls = {
CreateFileSystemURL("foo.txt"),
CreateFileSystemURL("bar.txt"),
};
base::MockRepeatingCallback<void(const ProgressStatus&)> progress_callback;
base::MockOnceCallback<void(ProgressStatus)> complete_callback;
EXPECT_CALL(progress_callback, Run(_)).Times(0);
EXPECT_CALL(complete_callback, Run(_)).Times(0);
{
DeleteIOTask task(file_urls, file_system_context_);
task.Execute(progress_callback.Get(), complete_callback.Get());
task.Cancel();
EXPECT_EQ(State::kCancelled, task.progress().state);
}
base::RunLoop().RunUntilIdle();
}
TEST_F(DeleteIOTaskTest, DeleteNothing) {
base::RunLoop run_loop;
std::vector<storage::FileSystemURL> file_urls;
base::MockRepeatingCallback<void(const ProgressStatus&)> progress_callback;
base::MockOnceCallback<void(ProgressStatus)> complete_callback;
EXPECT_CALL(progress_callback, Run(_)).Times(0);
EXPECT_CALL(
complete_callback,
Run(AllOf(
Field(&ProgressStatus::type, OperationType::kDelete),
Field(&ProgressStatus::state, State::kSuccess),
Field(&ProgressStatus::bytes_transferred, 0),
Field(&ProgressStatus::sources, EntryStatusUrls(file_urls)),
Field(&ProgressStatus::sources, EntryStatusErrors(ElementsAre())))))
.WillOnce(RunClosure(run_loop.QuitClosure()));
DeleteIOTask task(file_urls, file_system_context_);
task.Execute(progress_callback.Get(), complete_callback.Get());
base::RunLoop().RunUntilIdle();
}
TEST_F(DeleteIOTaskTest, DeleteFolder) {
// Create a nested folders with files
// tmp_dir
// |
// +-- baz.txt
// |
// +-- sub1
// |
// +-- foo.txt
// |
// +--- sub2
// |
// +-- bar.txt
const base::FilePath tmp_path = temp_dir_.GetPath();
const base::FilePath sub1_path = tmp_path.Append("sub");
const base::FilePath sub2_path = sub1_path.Append("sub2");
ASSERT_TRUE(base::WriteFile(tmp_path.Append("baz.txt"), "baz"));
ASSERT_TRUE(base::CreateDirectory(sub1_path));
ASSERT_TRUE(base::WriteFile(sub1_path.Append("foo.txt"), "foo"));
ASSERT_TRUE(base::CreateDirectory(sub2_path));
ASSERT_TRUE(base::WriteFile(sub2_path.Append("bar.txt"), "bar"));
base::RunLoop run_loop;
std::vector<storage::FileSystemURL> file_urls = {
CreateFileSystemURL("sub"),
};
auto base_matcher =
AllOf(Field(&ProgressStatus::type, OperationType::kDelete),
Field(&ProgressStatus::sources, EntryStatusUrls(file_urls)),
Field(&ProgressStatus::total_bytes, 1));
base::MockRepeatingCallback<void(const ProgressStatus&)> progress_callback;
base::MockOnceCallback<void(ProgressStatus)> complete_callback;
// Since we are deleting just one element, expect no progress callbacks.
EXPECT_CALL(progress_callback, Run(_)).Times(0);
// We should get one complete callback when the the folder is deleted.
EXPECT_CALL(
complete_callback,
Run(AllOf(Field(&ProgressStatus::state, State::kSuccess),
Field(&ProgressStatus::bytes_transferred, 1),
Field(&ProgressStatus::sources,
EntryStatusErrors(ElementsAre(base::File::FILE_OK))),
base_matcher)))
.WillOnce(RunClosure(run_loop.QuitClosure()));
DeleteIOTask task(file_urls, file_system_context_);
task.Execute(progress_callback.Get(), complete_callback.Get());
run_loop.Run();
EXPECT_THAT(ReadDir(temp_dir_.GetPath().value()),
UnorderedElementsAre(".", "..", "baz.txt"));
}
} // namespace
} // namespace io_task
} // namespace file_manager
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