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// Copyright 2020 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/cert_provisioning/cert_provisioning_invalidator.h"
#include <memory>
#include "base/functional/callback_helpers.h"
#include "base/test/task_environment.h"
#include "base/test/test_future.h"
#include "chrome/browser/ash/cert_provisioning/cert_provisioning_common.h"
#include "components/invalidation/impl/fake_invalidation_service.h"
#include "components/invalidation/public/invalidation.h"
#include "components/invalidation/public/invalidation_util.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
namespace cert_provisioning {
namespace internal {
class CertProvisioningInvalidationHandlerTest
: public testing::TestWithParam<CertScope> {
protected:
CertProvisioningInvalidationHandlerTest()
: kInvalidatorTopic("abcdef"),
kSomeOtherTopic("fedcba"),
kListenerType("ABC123"),
kSomeOtherType("321CBA"),
invalidation_handler_(
CertProvisioningInvalidationHandler::BuildAndRegister(
GetScope(),
&invalidation_service_,
kInvalidatorTopic,
kListenerType,
invalidation_events_.GetRepeatingCallback())) {
EXPECT_NE(nullptr, invalidation_handler_);
EnableInvalidationService();
}
CertProvisioningInvalidationHandlerTest(
const CertProvisioningInvalidationHandlerTest&) = delete;
CertProvisioningInvalidationHandlerTest& operator=(
const CertProvisioningInvalidationHandlerTest&) = delete;
CertScope GetScope() const { return GetParam(); }
const char* GetExpectedOwnerName() const {
switch (GetScope()) {
case CertScope::kUser:
return "cert.user.abcdef";
case CertScope::kDevice:
return "cert.device.abcdef";
}
}
void EnableInvalidationService() {
invalidation_service_.SetInvalidatorState(
invalidation::InvalidatorState::kEnabled);
}
void DisableInvalidationService() {
invalidation_service_.SetInvalidatorState(
invalidation::InvalidatorState::kDisabled);
}
invalidation::Invalidation CreateInvalidation(
const invalidation::Topic& topic) {
return invalidation::Invalidation(topic, 42, "foo");
}
// Will send invalidation to handler if `IsInvalidatorRegistered(topic) ==
// true`.
invalidation::Invalidation FireInvalidation(
const invalidation::Topic& topic) {
const invalidation::Invalidation invalidation = CreateInvalidation(topic);
invalidation_service_.EmitInvalidationForTest(invalidation);
return invalidation;
}
bool IsInvalidatorRegistered(
CertProvisioningInvalidationHandler* invalidator) const {
return invalidation_service_.HasObserver(invalidator);
}
bool IsInvalidatorRegistered(const invalidation::Topic& topic) {
return invalidation_service_.invalidator_registrar()
.GetRegisteredTopics(invalidation_handler_.get())
.contains(topic);
}
bool IsInvalidatorRegistered() const {
return IsInvalidatorRegistered(invalidation_handler_.get());
}
base::test::SingleThreadTaskEnvironment task_environment_;
const invalidation::Topic kInvalidatorTopic;
const invalidation::Topic kSomeOtherTopic;
const std::string kListenerType;
const std::string kSomeOtherType;
invalidation::FakeInvalidationService invalidation_service_;
base::test::TestFuture<InvalidationEvent> invalidation_events_;
std::unique_ptr<CertProvisioningInvalidationHandler> invalidation_handler_;
};
TEST_P(CertProvisioningInvalidationHandlerTest,
SecondInvalidatorForSameTopicCannotBeBuilt) {
EXPECT_NE(nullptr, invalidation_handler_);
std::unique_ptr<CertProvisioningInvalidationHandler> second_invalidator =
CertProvisioningInvalidationHandler::BuildAndRegister(
GetScope(), &invalidation_service_, kInvalidatorTopic, kListenerType,
base::DoNothing());
EXPECT_EQ(nullptr, second_invalidator);
}
TEST_P(CertProvisioningInvalidationHandlerTest,
ConstructorShouldNotRegisterInvalidator) {
EXPECT_NE(nullptr, invalidation_handler_);
CertProvisioningInvalidationHandler second_invalidator(
GetScope(), &invalidation_service_, kSomeOtherTopic, kSomeOtherType,
base::DoNothing());
EXPECT_FALSE(IsInvalidatorRegistered(&second_invalidator));
}
TEST_P(CertProvisioningInvalidationHandlerTest,
ShouldReceiveInvalidationForRegisteredTopic) {
EXPECT_TRUE(IsInvalidatorRegistered(kInvalidatorTopic));
FireInvalidation(kInvalidatorTopic);
EXPECT_EQ(invalidation_events_.Take(),
InvalidationEvent::kInvalidationReceived);
}
TEST_P(CertProvisioningInvalidationHandlerTest, ShouldUnregister) {
EXPECT_TRUE(IsInvalidatorRegistered(kInvalidatorTopic));
invalidation_handler_->Unregister();
EXPECT_FALSE(IsInvalidatorRegistered());
}
TEST_P(CertProvisioningInvalidationHandlerTest,
ShouldUnregisterButKeepTopicSubscribedWhenDestroyed) {
EXPECT_TRUE(IsInvalidatorRegistered());
invalidation_handler_.reset();
// Ensure that invalidator is unregistered.
EXPECT_FALSE(IsInvalidatorRegistered());
EXPECT_FALSE(invalidation_events_.IsReady());
// Ensure that topic is still subscribed.
const invalidation::TopicMap topics =
invalidation_service_.invalidator_registrar().GetAllSubscribedTopics();
EXPECT_NE(topics.end(), topics.find(kInvalidatorTopic));
}
TEST_P(CertProvisioningInvalidationHandlerTest,
ShouldHaveUniqueOwnerNameContainingScopeAndTopic) {
EXPECT_EQ(GetExpectedOwnerName(), invalidation_handler_->GetOwnerName());
}
INSTANTIATE_TEST_SUITE_P(CertProvisioningInvalidationHandlerTestInstance,
CertProvisioningInvalidationHandlerTest,
testing::Values(CertScope::kUser, CertScope::kDevice));
} // namespace internal
} // namespace cert_provisioning
} // namespace ash
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