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// Copyright 2022 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/file_access/scoped_file_access_delegate.h"
#include <memory>
#include "base/files/file_path.h"
#include "base/functional/bind.h"
#include "base/functional/callback_forward.h"
#include "base/functional/callback_helpers.h"
#include "base/location.h"
#include "base/test/mock_callback.h"
#include "base/test/task_environment.h"
#include "base/test/test_future.h"
#include "components/file_access/test/mock_scoped_file_access_delegate.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace file_access {
class ScopedFileAccessDelegateTestInstance : public ScopedFileAccessDelegate {
public:
static int instance_counter;
ScopedFileAccessDelegateTestInstance() { ++instance_counter; }
~ScopedFileAccessDelegateTestInstance() override { --instance_counter; }
// ScopedFileAccessDelegate:
void RequestFilesAccess(
const std::vector<base::FilePath>& files,
const GURL& destination_url,
base::OnceCallback<void(ScopedFileAccess)> callback) override {}
void RequestFilesAccessForSystem(
const std::vector<base::FilePath>& files,
base::OnceCallback<void(ScopedFileAccess)> callback) override {}
void RequestDefaultFilesAccess(
const std::vector<base::FilePath>& files,
base::OnceCallback<void(ScopedFileAccess)> callback) override {}
RequestFilesAccessIOCallback CreateFileAccessCallback(
const GURL& destination) const override {
return base::DoNothing();
}
};
int ScopedFileAccessDelegateTestInstance::instance_counter = 0;
class ScopedFileAccessDelegateTest : public ::testing::Test {
protected:
void SetUp() override {
// reset static variables
ScopedFileAccessDelegate::DeleteInstance();
ScopedFileAccessDelegateTestInstance::instance_counter = 0;
}
void TearDown() override { ScopedFileAccessDelegate::DeleteInstance(); }
};
TEST_F(ScopedFileAccessDelegateTest, GetEmptySingleton) {
EXPECT_EQ(ScopedFileAccessDelegate::Get(), nullptr);
}
TEST_F(ScopedFileAccessDelegateTest, HasEmptySingleton) {
EXPECT_EQ(ScopedFileAccessDelegate::HasInstance(), false);
}
TEST_F(ScopedFileAccessDelegateTest, InstanceGetInstance) {
new ScopedFileAccessDelegateTestInstance();
EXPECT_NE(ScopedFileAccessDelegate::Get(), nullptr);
}
TEST_F(ScopedFileAccessDelegateTest, InstanceHasInstance) {
new ScopedFileAccessDelegateTestInstance();
EXPECT_EQ(ScopedFileAccessDelegate::HasInstance(), true);
}
TEST_F(ScopedFileAccessDelegateTest, DeleteInstanceGetInstance) {
new ScopedFileAccessDelegateTestInstance();
ScopedFileAccessDelegate::DeleteInstance();
EXPECT_EQ(ScopedFileAccessDelegate::Get(), nullptr);
}
TEST_F(ScopedFileAccessDelegateTest, DeleteInstanceHasInstance) {
new ScopedFileAccessDelegateTestInstance();
ScopedFileAccessDelegate::DeleteInstance();
EXPECT_EQ(ScopedFileAccessDelegate::HasInstance(), false);
}
TEST_F(ScopedFileAccessDelegateTest, DeleteEmptyInstance) {
EXPECT_NO_FATAL_FAILURE(ScopedFileAccessDelegate::DeleteInstance());
}
TEST_F(ScopedFileAccessDelegateTest, DeleteInstanceDestruct) {
new ScopedFileAccessDelegateTestInstance();
ScopedFileAccessDelegate::DeleteInstance();
EXPECT_EQ(ScopedFileAccessDelegateTestInstance::instance_counter, 0);
}
TEST_F(ScopedFileAccessDelegateTest, MultiSetInstance) {
new ScopedFileAccessDelegateTestInstance();
new ScopedFileAccessDelegateTestInstance();
EXPECT_EQ(ScopedFileAccessDelegateTestInstance::instance_counter, 1);
}
class ScopedFileAccessDelegateTaskTest : public ::testing::Test {
protected:
base::test::TaskEnvironment task_environment_;
};
TEST_F(ScopedFileAccessDelegateTaskTest, AccessScopedExecution) {
MockScopedFileAccessDelegate scoped_file_access_delegate;
EXPECT_CALL(scoped_file_access_delegate, RequestFilesAccessForSystem)
.WillOnce(
[](const std::vector<base::FilePath>& files,
base::OnceCallback<void(file_access::ScopedFileAccess)> callback) {
std::move(callback).Run(ScopedFileAccess::Allowed());
});
base::FilePath path = base::FilePath::FromUTF8Unsafe("/test/path");
base::MockCallback<base::OnceCallback<int()>> task;
base::MockCallback<base::OnceCallback<void(int)>> reply;
EXPECT_CALL(task, Run).WillOnce([]() { return 1234; });
EXPECT_CALL(reply, Run).WillOnce([](int arg) { EXPECT_EQ(1234, arg); });
scoped_file_access_delegate.AccessScopedPostTaskAndReplyWithResult(
path, FROM_HERE, {}, task.Get(), reply.Get());
task_environment_.RunUntilIdle();
}
TEST_F(ScopedFileAccessDelegateTaskTest, RequestFilesAccessHelper_HasInstance) {
MockScopedFileAccessDelegate scoped_file_access_delegate;
EXPECT_CALL(scoped_file_access_delegate, RequestFilesAccess)
.WillOnce(
[](const std::vector<base::FilePath>& files,
const GURL& destination_url,
base::OnceCallback<void(file_access::ScopedFileAccess)> callback) {
std::move(callback).Run(ScopedFileAccess::Allowed());
});
base::test::TestFuture<file_access::ScopedFileAccess> future;
RequestFilesAccess({}, GURL(), future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
TEST_F(ScopedFileAccessDelegateTaskTest, RequestFilesAccessHelper_NoInstance) {
base::test::TestFuture<file_access::ScopedFileAccess> future;
RequestFilesAccess({}, GURL(), future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
TEST_F(ScopedFileAccessDelegateTaskTest,
RequestFilesAccessForSystemHelper_HasInstance) {
MockScopedFileAccessDelegate scoped_file_access_delegate;
EXPECT_CALL(scoped_file_access_delegate, RequestFilesAccessForSystem)
.WillOnce(
[](const std::vector<base::FilePath>& files,
base::OnceCallback<void(file_access::ScopedFileAccess)> callback) {
std::move(callback).Run(ScopedFileAccess::Allowed());
});
base::test::TestFuture<file_access::ScopedFileAccess> future;
RequestFilesAccessForSystem({}, future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
TEST_F(ScopedFileAccessDelegateTaskTest,
RequestFilesAccessForSystemHelper_NoInstance) {
base::test::TestFuture<file_access::ScopedFileAccess> future;
RequestFilesAccessForSystem({}, future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
TEST_F(ScopedFileAccessDelegateTaskTest,
CreateFileAccessCallbackHelper_HasInstance) {
MockScopedFileAccessDelegate scoped_file_access_delegate;
EXPECT_CALL(scoped_file_access_delegate, CreateFileAccessCallback)
.WillOnce([](const GURL& destination) {
return base::BindRepeating(
[](const GURL& destination,
const std::vector<base::FilePath>& files,
base::OnceCallback<void(file_access::ScopedFileAccess)>
callback) {
std::move(callback).Run(file_access::ScopedFileAccess::Allowed());
},
destination);
});
base::test::TestFuture<file_access::ScopedFileAccess> future;
auto cb = CreateFileAccessCallback(GURL());
cb.Run({}, future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
TEST_F(ScopedFileAccessDelegateTaskTest,
CreateFileAccessCallbackHelper_NoInstance) {
base::test::TestFuture<file_access::ScopedFileAccess> future;
auto cb = CreateFileAccessCallback(GURL());
cb.Run({}, future.GetCallback());
EXPECT_TRUE(future.Get<0>().is_allowed());
}
} // namespace file_access
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