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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "remoting/protocol/pairing_registry.h"
#include <stdlib.h>
#include <algorithm>
#include <utility>
#include "base/compiler_specific.h"
#include "base/functional/bind.h"
#include "base/run_loop.h"
#include "base/task/single_thread_task_runner.h"
#include "base/test/task_environment.h"
#include "base/values.h"
#include "remoting/protocol/protocol_mock_objects.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::Sequence;
namespace {
using remoting::protocol::PairingRegistry;
class MockPairingRegistryCallbacks {
public:
MockPairingRegistryCallbacks() = default;
MockPairingRegistryCallbacks(const MockPairingRegistryCallbacks&) = delete;
MockPairingRegistryCallbacks& operator=(const MockPairingRegistryCallbacks&) =
delete;
virtual ~MockPairingRegistryCallbacks() = default;
MOCK_METHOD1(DoneCallback, void(bool));
MOCK_METHOD1(GetAllPairingsCallback, void(base::Value::List));
MOCK_METHOD1(GetPairingCallback, void(PairingRegistry::Pairing));
};
// Verify that a pairing Dictionary has correct entries, but doesn't include
// any shared secret.
void VerifyPairing(PairingRegistry::Pairing expected,
const base::Value::Dict& actual) {
const std::string* value = actual.FindString(PairingRegistry::kClientNameKey);
ASSERT_TRUE(value);
EXPECT_EQ(expected.client_name(), *value);
value = actual.FindString(PairingRegistry::kClientIdKey);
ASSERT_TRUE(value);
EXPECT_EQ(expected.client_id(), *value);
EXPECT_FALSE(actual.Find(PairingRegistry::kSharedSecretKey));
}
} // namespace
namespace remoting::protocol {
class PairingRegistryTest : public testing::Test {
public:
void SetUp() override { callback_count_ = 0; }
void set_pairings(base::Value::List pairings) {
pairings_ = std::move(pairings);
}
void ExpectSecret(const std::string& expected,
PairingRegistry::Pairing actual) {
EXPECT_EQ(expected, actual.shared_secret());
++callback_count_;
}
void ExpectSaveSuccess(bool success) {
EXPECT_TRUE(success);
++callback_count_;
}
protected:
base::test::SingleThreadTaskEnvironment task_environment_;
base::RunLoop run_loop_;
int callback_count_;
base::Value::List pairings_;
};
TEST_F(PairingRegistryTest, CreateAndGetPairings) {
scoped_refptr<PairingRegistry> registry = new SynchronousPairingRegistry(
std::make_unique<MockPairingRegistryDelegate>());
PairingRegistry::Pairing pairing_1 = registry->CreatePairing("my_client");
PairingRegistry::Pairing pairing_2 = registry->CreatePairing("my_client");
EXPECT_NE(pairing_1.shared_secret(), pairing_2.shared_secret());
registry->GetPairing(
pairing_1.client_id(),
base::BindOnce(&PairingRegistryTest::ExpectSecret, base::Unretained(this),
pairing_1.shared_secret()));
EXPECT_EQ(1, callback_count_);
// Check that the second client is paired with a different shared secret.
registry->GetPairing(
pairing_2.client_id(),
base::BindOnce(&PairingRegistryTest::ExpectSecret, base::Unretained(this),
pairing_2.shared_secret()));
EXPECT_EQ(2, callback_count_);
}
TEST_F(PairingRegistryTest, GetAllPairings) {
scoped_refptr<PairingRegistry> registry = new SynchronousPairingRegistry(
std::make_unique<MockPairingRegistryDelegate>());
PairingRegistry::Pairing pairing_1 = registry->CreatePairing("client1");
PairingRegistry::Pairing pairing_2 = registry->CreatePairing("client2");
registry->GetAllPairings(base::BindOnce(&PairingRegistryTest::set_pairings,
base::Unretained(this)));
ASSERT_EQ(2u, pairings_.size());
const base::Value& actual_pairing_1_value = pairings_[0];
ASSERT_TRUE(actual_pairing_1_value.is_dict());
const base::Value& actual_pairing_2_value = pairings_[1];
ASSERT_TRUE(actual_pairing_2_value.is_dict());
const base::Value::Dict* actual_pairing_1 = &actual_pairing_1_value.GetDict();
const base::Value::Dict* actual_pairing_2 = &actual_pairing_2_value.GetDict();
// Ordering is not guaranteed, so swap if necessary.
const std::string* actual_client_id =
actual_pairing_1->FindString(PairingRegistry::kClientIdKey);
ASSERT_TRUE(actual_client_id);
if (*actual_client_id != pairing_1.client_id()) {
std::swap(actual_pairing_1, actual_pairing_2);
}
VerifyPairing(pairing_1, *actual_pairing_1);
VerifyPairing(pairing_2, *actual_pairing_2);
}
TEST_F(PairingRegistryTest, DeletePairing) {
scoped_refptr<PairingRegistry> registry = new SynchronousPairingRegistry(
std::make_unique<MockPairingRegistryDelegate>());
PairingRegistry::Pairing pairing_1 = registry->CreatePairing("client1");
PairingRegistry::Pairing pairing_2 = registry->CreatePairing("client2");
registry->DeletePairing(
pairing_1.client_id(),
base::BindOnce(&PairingRegistryTest::ExpectSaveSuccess,
base::Unretained(this)));
// Re-read the list, and verify it only has the pairing_2 client.
registry->GetAllPairings(base::BindOnce(&PairingRegistryTest::set_pairings,
base::Unretained(this)));
ASSERT_EQ(1u, pairings_.size());
const base::Value& actual_pairing_2_value = pairings_[0];
ASSERT_TRUE(actual_pairing_2_value.is_dict());
const std::string* actual_client_id =
actual_pairing_2_value.GetDict().FindString(
PairingRegistry::kClientIdKey);
ASSERT_TRUE(actual_client_id);
EXPECT_EQ(pairing_2.client_id(), *actual_client_id);
}
TEST_F(PairingRegistryTest, ClearAllPairings) {
scoped_refptr<PairingRegistry> registry = new SynchronousPairingRegistry(
std::make_unique<MockPairingRegistryDelegate>());
PairingRegistry::Pairing pairing_1 = registry->CreatePairing("client1");
PairingRegistry::Pairing pairing_2 = registry->CreatePairing("client2");
registry->ClearAllPairings(base::BindOnce(
&PairingRegistryTest::ExpectSaveSuccess, base::Unretained(this)));
// Re-read the list, and verify it is empty.
registry->GetAllPairings(base::BindOnce(&PairingRegistryTest::set_pairings,
base::Unretained(this)));
EXPECT_TRUE(pairings_.empty());
}
ACTION_P(QuitMessageLoop, callback) {
callback.Run();
}
MATCHER_P(EqualsClientName, client_name, "") {
return arg.client_name() == client_name;
}
MATCHER(NoPairings, "") {
return arg.empty();
}
TEST_F(PairingRegistryTest, SerializedRequests) {
MockPairingRegistryCallbacks callbacks;
Sequence s;
EXPECT_CALL(callbacks, GetPairingCallback(EqualsClientName("client1")))
.InSequence(s);
EXPECT_CALL(callbacks, GetPairingCallback(EqualsClientName("client2")))
.InSequence(s);
EXPECT_CALL(callbacks, DoneCallback(true)).InSequence(s);
EXPECT_CALL(callbacks, GetPairingCallback(EqualsClientName("client1")))
.InSequence(s);
EXPECT_CALL(callbacks, GetPairingCallback(EqualsClientName("")))
.InSequence(s);
EXPECT_CALL(callbacks, DoneCallback(true)).InSequence(s);
EXPECT_CALL(callbacks, GetAllPairingsCallback(NoPairings())).InSequence(s);
EXPECT_CALL(callbacks, GetPairingCallback(EqualsClientName("client3")))
.InSequence(s)
.WillOnce(QuitMessageLoop(run_loop_.QuitClosure()));
scoped_refptr<PairingRegistry> registry =
new PairingRegistry(base::SingleThreadTaskRunner::GetCurrentDefault(),
std::make_unique<MockPairingRegistryDelegate>());
PairingRegistry::Pairing pairing_1 = registry->CreatePairing("client1");
PairingRegistry::Pairing pairing_2 = registry->CreatePairing("client2");
registry->GetPairing(
pairing_1.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::GetPairingCallback,
base::Unretained(&callbacks)));
registry->GetPairing(
pairing_2.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::GetPairingCallback,
base::Unretained(&callbacks)));
registry->DeletePairing(
pairing_2.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::DoneCallback,
base::Unretained(&callbacks)));
registry->GetPairing(
pairing_1.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::GetPairingCallback,
base::Unretained(&callbacks)));
registry->GetPairing(
pairing_2.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::GetPairingCallback,
base::Unretained(&callbacks)));
registry->ClearAllPairings(
base::BindOnce(&MockPairingRegistryCallbacks::DoneCallback,
base::Unretained(&callbacks)));
registry->GetAllPairings(
base::BindOnce(&MockPairingRegistryCallbacks::GetAllPairingsCallback,
base::Unretained(&callbacks)));
PairingRegistry::Pairing pairing_3 = registry->CreatePairing("client3");
registry->GetPairing(
pairing_3.client_id(),
base::BindOnce(&MockPairingRegistryCallbacks::GetPairingCallback,
base::Unretained(&callbacks)));
run_loop_.Run();
}
} // namespace remoting::protocol
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