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// Copyright 2014 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_system_provider/mount_path_util.h"
#include <memory>
#include <string>
#include "base/files/file.h"
#include "base/memory/ptr_util.h"
#include "base/memory/raw_ptr.h"
#include "chrome/browser/ash/file_system_provider/fake_extension_provider.h"
#include "chrome/browser/ash/file_system_provider/fake_provided_file_system.h"
#include "chrome/browser/ash/file_system_provider/icon_set.h"
#include "chrome/browser/ash/file_system_provider/provided_file_system_interface.h"
#include "chrome/browser/ash/file_system_provider/service.h"
#include "chrome/browser/ash/file_system_provider/service_factory.h"
#include "chrome/browser/ash/login/users/fake_chrome_user_manager.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/common/extensions/api/file_system_provider_capabilities/file_system_provider_capabilities_handler.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "components/keyed_service/core/keyed_service.h"
#include "components/user_manager/scoped_user_manager.h"
#include "content/public/browser/browser_context.h"
#include "content/public/test/browser_task_environment.h"
#include "extensions/browser/extension_registry.h"
#include "storage/browser/file_system/external_mount_points.h"
#include "storage/browser/file_system/isolated_context.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/blink/public/common/storage_key/storage_key.h"
namespace ash::file_system_provider::util {
namespace {
const char kExtensionId[] = "mbflcebpggnecokmikipoihdbecnjfoj";
const char kFileSystemId[] = "File/System/Id";
const char kDisplayName[] = "Camera Pictures";
const ProviderId kProviderId = ProviderId::CreateFromExtensionId(kExtensionId);
const ProviderId kNativeProviderId = ProviderId::CreateFromNativeId("native");
// Creates a FileSystemURL for tests.
storage::FileSystemURL CreateFileSystemURL(
Profile* profile,
const ProvidedFileSystemInfo& file_system_info,
const base::FilePath& file_path) {
const std::string origin = std::string("chrome-extension://") + kExtensionId;
const base::FilePath mount_path = file_system_info.mount_path();
const storage::ExternalMountPoints* const mount_points =
storage::ExternalMountPoints::GetSystemInstance();
DCHECK(mount_points);
DCHECK(file_path.IsAbsolute());
base::FilePath relative_path(file_path.value().substr(1));
return mount_points->CreateCrackedFileSystemURL(
blink::StorageKey::CreateFromStringForTesting(origin),
storage::kFileSystemTypeExternal,
base::FilePath(mount_path.BaseName().Append(relative_path)));
}
} // namespace
class FileSystemProviderMountPathUtilTest : public testing::Test {
protected:
FileSystemProviderMountPathUtilTest() = default;
~FileSystemProviderMountPathUtilTest() override = default;
void SetUp() override {
profile_manager_ = std::make_unique<TestingProfileManager>(
TestingBrowserProcess::GetGlobal());
ASSERT_TRUE(profile_manager_->SetUp());
profile_ = profile_manager_->CreateTestingProfile("testing-profile");
user_manager_ = new FakeChromeUserManager();
user_manager_enabler_ = std::make_unique<user_manager::ScopedUserManager>(
base::WrapUnique(user_manager_.get()));
user_manager_->AddUser(
AccountId::FromUserEmail(profile_->GetProfileUserName()));
file_system_provider_service_ = Service::Get(profile_);
file_system_provider_service_->RegisterProvider(
FakeExtensionProvider::Create(kExtensionId));
}
content::BrowserTaskEnvironment task_environment_;
std::unique_ptr<TestingProfileManager> profile_manager_;
raw_ptr<TestingProfile> profile_; // Owned by TestingProfileManager.
std::unique_ptr<user_manager::ScopedUserManager> user_manager_enabler_;
raw_ptr<FakeChromeUserManager> user_manager_;
raw_ptr<Service> file_system_provider_service_; // Owned by its factory.
};
TEST_F(FileSystemProviderMountPathUtilTest, GetMountPath) {
const base::FilePath extension_result =
GetMountPath(profile_, kProviderId, kFileSystemId);
const std::string extension_expected =
"/provided/mbflcebpggnecokmikipoihdbecnjfoj:"
"File%2FSystem%2FId:testing-profile-hash";
EXPECT_EQ(extension_expected, extension_result.AsUTF8Unsafe());
const base::FilePath native_result =
GetMountPath(profile_, kNativeProviderId, kFileSystemId);
const std::string native_expected =
"/provided/@native:"
"File%2FSystem%2FId:testing-profile-hash";
EXPECT_EQ(native_expected, native_result.AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, IsFileSystemProviderLocalPath) {
const base::FilePath mount_path =
GetMountPath(profile_, kProviderId, kFileSystemId);
const base::FilePath file_path =
base::FilePath(FILE_PATH_LITERAL("/hello/world.txt"));
const base::FilePath local_file_path =
mount_path.Append(base::FilePath(file_path.value().substr(1)));
EXPECT_TRUE(IsFileSystemProviderLocalPath(mount_path));
EXPECT_TRUE(IsFileSystemProviderLocalPath(local_file_path));
EXPECT_FALSE(IsFileSystemProviderLocalPath(
base::FilePath(FILE_PATH_LITERAL("provided/hello-world/test.txt"))));
EXPECT_FALSE(IsFileSystemProviderLocalPath(
base::FilePath(FILE_PATH_LITERAL("/provided"))));
EXPECT_FALSE(
IsFileSystemProviderLocalPath(base::FilePath(FILE_PATH_LITERAL("/"))));
EXPECT_FALSE(IsFileSystemProviderLocalPath(base::FilePath()));
}
TEST_F(FileSystemProviderMountPathUtilTest, Parser) {
const base::File::Error result =
file_system_provider_service_->MountFileSystem(
kProviderId, MountOptions(kFileSystemId, kDisplayName));
ASSERT_EQ(base::File::FILE_OK, result);
const ProvidedFileSystemInfo file_system_info =
file_system_provider_service_
->GetProvidedFileSystem(kProviderId, kFileSystemId)
->GetFileSystemInfo();
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("/hello/world.txt"));
const storage::FileSystemURL url =
CreateFileSystemURL(profile_, file_system_info, kFilePath);
EXPECT_TRUE(url.is_valid());
FileSystemURLParser parser(url);
EXPECT_TRUE(parser.Parse());
ProvidedFileSystemInterface* file_system = parser.file_system();
ASSERT_TRUE(file_system);
EXPECT_EQ(kFileSystemId, file_system->GetFileSystemInfo().file_system_id());
EXPECT_EQ(kFilePath.AsUTF8Unsafe(), parser.file_path().AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, Parser_RootPath) {
const base::File::Error result =
file_system_provider_service_->MountFileSystem(
kProviderId, MountOptions(kFileSystemId, kDisplayName));
ASSERT_EQ(base::File::FILE_OK, result);
const ProvidedFileSystemInfo file_system_info =
file_system_provider_service_
->GetProvidedFileSystem(kProviderId, kFileSystemId)
->GetFileSystemInfo();
const base::FilePath kFilePath = base::FilePath(FILE_PATH_LITERAL("/"));
const storage::FileSystemURL url =
CreateFileSystemURL(profile_, file_system_info, kFilePath);
EXPECT_TRUE(url.is_valid());
FileSystemURLParser parser(url);
EXPECT_TRUE(parser.Parse());
ProvidedFileSystemInterface* file_system = parser.file_system();
ASSERT_TRUE(file_system);
EXPECT_EQ(kFileSystemId, file_system->GetFileSystemInfo().file_system_id());
EXPECT_EQ(kFilePath.AsUTF8Unsafe(), parser.file_path().AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, Parser_WrongUrl) {
const ProvidedFileSystemInfo file_system_info(
kProviderId, MountOptions(kFileSystemId, kDisplayName),
GetMountPath(profile_, kProviderId, kFileSystemId),
/*configurable=*/false, /*watchable=*/true, extensions::SOURCE_FILE,
IconSet());
const base::FilePath kFilePath = base::FilePath(FILE_PATH_LITERAL("/hello"));
const storage::FileSystemURL url =
CreateFileSystemURL(profile_, file_system_info, kFilePath);
// It is impossible to create a cracked URL for a mount point which doesn't
// exist, therefore is will always be invalid, and empty.
EXPECT_FALSE(url.is_valid());
FileSystemURLParser parser(url);
EXPECT_FALSE(parser.Parse());
}
TEST_F(FileSystemProviderMountPathUtilTest, Parser_IsolatedURL) {
const base::File::Error result =
file_system_provider_service_->MountFileSystem(
kProviderId, MountOptions(kFileSystemId, kDisplayName));
ASSERT_EQ(base::File::FILE_OK, result);
const ProvidedFileSystemInfo file_system_info =
file_system_provider_service_
->GetProvidedFileSystem(kProviderId, kFileSystemId)
->GetFileSystemInfo();
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("/hello/world.txt"));
const storage::FileSystemURL url =
CreateFileSystemURL(profile_, file_system_info, kFilePath);
EXPECT_TRUE(url.is_valid());
// Create an isolated URL for the original one.
storage::IsolatedContext* const isolated_context =
storage::IsolatedContext::GetInstance();
const storage::IsolatedContext::ScopedFSHandle isolated_file_system =
isolated_context->RegisterFileSystemForPath(
storage::kFileSystemTypeProvided, url.filesystem_id(), url.path(),
nullptr);
const base::FilePath isolated_virtual_path =
isolated_context->CreateVirtualRootPath(isolated_file_system.id())
.Append(kFilePath.BaseName().value());
const storage::FileSystemURL isolated_url =
isolated_context->CreateCrackedFileSystemURL(
url.storage_key(), storage::kFileSystemTypeIsolated,
isolated_virtual_path);
EXPECT_TRUE(isolated_url.is_valid());
FileSystemURLParser parser(isolated_url);
EXPECT_TRUE(parser.Parse());
ProvidedFileSystemInterface* file_system = parser.file_system();
ASSERT_TRUE(file_system);
EXPECT_EQ(kFileSystemId, file_system->GetFileSystemInfo().file_system_id());
EXPECT_EQ(kFilePath.AsUTF8Unsafe(), parser.file_path().AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, LocalPathParser) {
const base::File::Error result =
file_system_provider_service_->MountFileSystem(
kProviderId, MountOptions(kFileSystemId, kDisplayName));
ASSERT_EQ(base::File::FILE_OK, result);
const ProvidedFileSystemInfo file_system_info =
file_system_provider_service_
->GetProvidedFileSystem(kProviderId, kFileSystemId)
->GetFileSystemInfo();
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("/hello/world.txt"));
const base::FilePath kLocalFilePath = file_system_info.mount_path().Append(
base::FilePath(kFilePath.value().substr(1)));
LOG(ERROR) << kLocalFilePath.value();
LocalPathParser parser(profile_, kLocalFilePath);
EXPECT_TRUE(parser.Parse());
ProvidedFileSystemInterface* file_system = parser.file_system();
ASSERT_TRUE(file_system);
EXPECT_EQ(kFileSystemId, file_system->GetFileSystemInfo().file_system_id());
EXPECT_EQ(kFilePath.AsUTF8Unsafe(), parser.file_path().AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, LocalPathParser_RootPath) {
const base::File::Error result =
file_system_provider_service_->MountFileSystem(
kProviderId, MountOptions(kFileSystemId, kDisplayName));
ASSERT_EQ(base::File::FILE_OK, result);
const ProvidedFileSystemInfo file_system_info =
file_system_provider_service_
->GetProvidedFileSystem(kProviderId, kFileSystemId)
->GetFileSystemInfo();
const base::FilePath kFilePath = base::FilePath(FILE_PATH_LITERAL("/"));
const base::FilePath kLocalFilePath = file_system_info.mount_path();
LocalPathParser parser(profile_, kLocalFilePath);
EXPECT_TRUE(parser.Parse());
ProvidedFileSystemInterface* file_system = parser.file_system();
ASSERT_TRUE(file_system);
EXPECT_EQ(kFileSystemId, file_system->GetFileSystemInfo().file_system_id());
EXPECT_EQ(kFilePath.AsUTF8Unsafe(), parser.file_path().AsUTF8Unsafe());
}
TEST_F(FileSystemProviderMountPathUtilTest, LocalPathParser_WrongPath) {
{
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("/hello"));
LocalPathParser parser(profile_, kFilePath);
EXPECT_FALSE(parser.Parse());
}
{
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("/provided"));
LocalPathParser parser(profile_, kFilePath);
EXPECT_FALSE(parser.Parse());
}
{
const base::FilePath kFilePath =
base::FilePath(FILE_PATH_LITERAL("provided/hello/world"));
LocalPathParser parser(profile_, kFilePath);
EXPECT_FALSE(parser.Parse());
}
}
} // namespace ash::file_system_provider::util
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