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|
// Copyright (c) 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "net/http/broken_alternative_services.h"
#include <algorithm>
#include <vector>
#include "base/test/test_mock_time_task_runner.h"
#include "base/time/tick_clock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace net {
namespace {
class BrokenAlternativeServicesTest
: public BrokenAlternativeServices::Delegate,
public ::testing::Test {
public:
BrokenAlternativeServicesTest()
: test_task_runner_(new base::TestMockTimeTaskRunner()),
test_task_runner_context_(test_task_runner_),
broken_services_clock_(test_task_runner_->GetMockTickClock()),
broken_services_(this, broken_services_clock_.get()) {}
// BrokenAlternativeServices::Delegate implementation
void OnExpireBrokenAlternativeService(
const AlternativeService& expired_alternative_service) override {
expired_alt_svcs_.push_back(expired_alternative_service);
}
// All tests will run inside the scope of |test_task_runner_context_|, which
// means any task posted to the main message loop will run on
// |test_task_runner_|.
scoped_refptr<base::TestMockTimeTaskRunner> test_task_runner_;
base::TestMockTimeTaskRunner::ScopedContext test_task_runner_context_;
std::unique_ptr<base::TickClock> broken_services_clock_;
BrokenAlternativeServices broken_services_;
std::vector<AlternativeService> expired_alt_svcs_;
};
TEST_F(BrokenAlternativeServicesTest, MarkBroken) {
const AlternativeService alternative_service1(kProtoHTTP2, "foo", 443);
const AlternativeService alternative_service2(kProtoHTTP2, "foo", 1234);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
broken_services_.MarkAlternativeServiceBroken(alternative_service2);
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
broken_services_.ConfirmAlternativeService(alternative_service1);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
broken_services_.ConfirmAlternativeService(alternative_service2);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_EQ(0u, expired_alt_svcs_.size());
}
TEST_F(BrokenAlternativeServicesTest, MarkRecentlyBroken) {
const AlternativeService alternative_service(kProtoHTTP2, "foo", 443);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service));
broken_services_.MarkAlternativeServiceRecentlyBroken(alternative_service);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service));
broken_services_.ConfirmAlternativeService(alternative_service);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service));
}
TEST_F(BrokenAlternativeServicesTest, ExpireBrokenAlternateProtocolMappings) {
AlternativeService alternative_service(kProtoQUIC, "foo", 443);
broken_services_.MarkAlternativeServiceBroken(alternative_service);
// |broken_services_| should have posted task to expire the brokenness of
// |alternative_service|.
EXPECT_EQ(1u, test_task_runner_->GetPendingTaskCount());
// Advance time until one time quantum before |alternative_service1|'s
// brokenness expires
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5) -
base::TimeDelta::FromInternalValue(1));
// Ensure |alternative_service| is still marked broken.
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_EQ(0u, expired_alt_svcs_.size());
EXPECT_EQ(1u, test_task_runner_->GetPendingTaskCount());
// Advance time by one time quantum.
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
// Ensure |alternative_service| brokenness has expired but is still
// considered recently broken
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(test_task_runner_->HasPendingTask());
EXPECT_EQ(1u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service, expired_alt_svcs_[0]);
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service));
}
TEST_F(BrokenAlternativeServicesTest, IsAlternativeServiceBroken) {
// Tests the IsAlternativeServiceBroken() methods.
AlternativeService alternative_service(kProtoQUIC, "foo", 443);
base::TimeTicks brokenness_expiration;
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(broken_services_.IsAlternativeServiceBroken(
alternative_service, &brokenness_expiration));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(
alternative_service, &brokenness_expiration));
EXPECT_EQ(
broken_services_clock_->NowTicks() + base::TimeDelta::FromMinutes(5),
brokenness_expiration);
// Fast forward time until |alternative_service|'s brokenness expires.
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(broken_services_.IsAlternativeServiceBroken(
alternative_service, &brokenness_expiration));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(
alternative_service, &brokenness_expiration));
EXPECT_EQ(
broken_services_clock_->NowTicks() + base::TimeDelta::FromMinutes(10),
brokenness_expiration);
broken_services_.ConfirmAlternativeService(alternative_service);
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
EXPECT_FALSE(broken_services_.IsAlternativeServiceBroken(
alternative_service, &brokenness_expiration));
}
TEST_F(BrokenAlternativeServicesTest, ExponentialBackoff) {
// Tests the exponential backoff of the computed expiration delay when an
// alt svc is marked broken. After being marked broken 10 times, the max
// expiration delay will have been reached and exponential backoff will no
// longer apply.
AlternativeService alternative_service(kProtoQUIC, "foo", 443);
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(10) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(20) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(40) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(80) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(160) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(320) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(640) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(1280) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(2560) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
// Max expiration delay has been reached; subsequent expiration delays from
// this point forward should not increase further.
broken_services_.MarkAlternativeServiceBroken(alternative_service);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(2560) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(broken_services_.IsAlternativeServiceBroken(alternative_service));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service));
}
TEST_F(BrokenAlternativeServicesTest, RemoveExpiredBrokenAltSvc) {
// This test will mark broken an alternative service A that has already been
// marked broken many times, then immediately mark another alternative service
// B as broken for the first time. Because A's been marked broken many times
// already, its brokenness will be scheduled to expire much further in the
// future than B, even though it was marked broken before B. This test makes
// sure that even though A was marked broken before B, B's brokenness should
// expire before A.
AlternativeService alternative_service1(kProtoQUIC, "foo", 443);
AlternativeService alternative_service2(kProtoQUIC, "bar", 443);
// Repeately mark |alternative_service1| broken and let brokenness expire.
// Do this a few times.
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
EXPECT_EQ(1u, test_task_runner_->GetPendingTaskCount());
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5));
EXPECT_EQ(1u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service1, expired_alt_svcs_.back());
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
EXPECT_EQ(1u, test_task_runner_->GetPendingTaskCount());
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(10));
EXPECT_EQ(2u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service1, expired_alt_svcs_.back());
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
EXPECT_EQ(1u, test_task_runner_->GetPendingTaskCount());
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(20));
EXPECT_EQ(3u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service1, expired_alt_svcs_.back());
expired_alt_svcs_.clear();
// Mark |alternative_service1| broken (will be given longer expiration delay),
// then mark |alternative_service2| broken (will be given shorter expiration
// delay).
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
broken_services_.MarkAlternativeServiceBroken(alternative_service2);
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
// Advance time until one time quantum before |alternative_service2|'s
// brokenness expires.
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_EQ(0u, expired_alt_svcs_.size());
// Advance time by one time quantum. |alternative_service2| should no longer
// be broken.
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_EQ(1u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service2, expired_alt_svcs_[0]);
// Advance time until one time quantum before |alternative_service1|'s
// brokenness expires
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(40) -
base::TimeDelta::FromMinutes(5) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_EQ(1u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service2, expired_alt_svcs_[0]);
// Advance time by one time quantum. |alternative_service1| should no longer
// be broken.
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_EQ(2u, expired_alt_svcs_.size());
EXPECT_EQ(alternative_service2, expired_alt_svcs_[0]);
EXPECT_EQ(alternative_service1, expired_alt_svcs_[1]);
}
TEST_F(BrokenAlternativeServicesTest, SetBrokenAlternativeServices) {
AlternativeService alternative_service1(kProtoQUIC, "foo1", 443);
AlternativeService alternative_service2(kProtoQUIC, "foo2", 443);
base::TimeDelta delay1 = base::TimeDelta::FromMinutes(1);
std::unique_ptr<BrokenAlternativeServiceList> broken_list =
std::make_unique<BrokenAlternativeServiceList>();
broken_list->push_back(
{alternative_service1, broken_services_clock_->NowTicks() + delay1});
std::unique_ptr<RecentlyBrokenAlternativeServices> recently_broken_map =
std::make_unique<RecentlyBrokenAlternativeServices>();
recently_broken_map->Put(alternative_service1, 1);
recently_broken_map->Put(alternative_service2, 2);
broken_services_.SetBrokenAndRecentlyBrokenAlternativeServices(
std::move(broken_list), std::move(recently_broken_map));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service1));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service2));
// Make sure |alternative_service1| expires after the delay in |broken_list|.
test_task_runner_->FastForwardBy(delay1 -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
// Make sure the broken counts in |recently_broken_map| translate to the
// correct expiration delays if the alternative services are marked broken.
broken_services_.MarkAlternativeServiceBroken(alternative_service2);
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(10) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(20) -
base::TimeDelta::FromMinutes(10) -
base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
}
TEST_F(BrokenAlternativeServicesTest,
SetBrokenAlternativeServicesWithExisting) {
AlternativeService alternative_service1(kProtoQUIC, "foo1", 443);
AlternativeService alternative_service2(kProtoQUIC, "foo2", 443);
AlternativeService alternative_service3(kProtoQUIC, "foo3", 443);
std::unique_ptr<BrokenAlternativeServiceList> broken_list =
std::make_unique<BrokenAlternativeServiceList>();
broken_list->push_back(
{alternative_service1,
broken_services_clock_->NowTicks() + base::TimeDelta::FromMinutes(3)});
broken_list->push_back(
{alternative_service3,
broken_services_clock_->NowTicks() + base::TimeDelta::FromMinutes(1)});
std::unique_ptr<RecentlyBrokenAlternativeServices> recently_broken_map =
std::make_unique<RecentlyBrokenAlternativeServices>();
recently_broken_map->Put(alternative_service1, 1);
recently_broken_map->Put(alternative_service3, 1);
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
broken_services_.MarkAlternativeServiceBroken(alternative_service2);
// At this point, |alternative_service1| and |alternative_service2| are marked
// broken and should expire in 5 minutes.
// Adding |broken_list| should overwrite |alternative_service1|'s expiration
// time to 3 minutes, and additionally mark |alternative_service3|
// broken with an expiration time of 1 minute.
broken_services_.SetBrokenAndRecentlyBrokenAlternativeServices(
std::move(broken_list), std::move(recently_broken_map));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
// Make sure |alternative_service3|'s brokenness expires in 1 minute.
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(1) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
// Make sure |alternative_service1|'s brokenness expires in 2 more minutes.
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(2) -
base::TimeDelta::FromInternalValue(1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
// Make sure |alternative_service2|'s brokenness expires in 2 more minutes.
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(2) -
base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
test_task_runner_->FastForwardBy(base::TimeDelta::FromInternalValue(1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service3));
// Make sure recently broken alternative services are in most-recently-used
// order. SetBrokenAndRecentlyBrokenAlternativeServices() will add
// entries in |recently_broken_map| (that aren't already marked recently
// broken in |broken_services_|) to the back of |broken_services_|'s
// recency list; in this case, only |alternative_service3| is added as
// recently broken.
auto it = broken_services_.recently_broken_alternative_services().begin();
EXPECT_EQ(alternative_service2, it->first);
++it;
EXPECT_EQ(alternative_service1, it->first);
++it;
EXPECT_EQ(alternative_service3, it->first);
}
TEST_F(BrokenAlternativeServicesTest, ScheduleExpireTaskAfterExpire) {
// This test will check that when a broken alt svc expires, an expiration task
// is scheduled for the next broken alt svc in the expiration queue.
AlternativeService alternative_service1(kProtoQUIC, "foo", 443);
AlternativeService alternative_service2(kProtoQUIC, "bar", 443);
// Mark |alternative_service1| broken and let brokenness expire. This will
// increase its expiration delay the next time it's marked broken.
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(test_task_runner_->HasPendingTask());
// Mark |alternative_service1| and |alternative_service2| broken and
// let |alternative_service2|'s brokenness expire.
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
broken_services_.MarkAlternativeServiceBroken(alternative_service2);
test_task_runner_->FastForwardBy(base::TimeDelta::FromMinutes(5));
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service2));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
// Make sure an expiration task has been scheduled for expiring the brokenness
// of |alternative_service1|.
EXPECT_TRUE(test_task_runner_->HasPendingTask());
}
TEST_F(BrokenAlternativeServicesTest, Clear) {
AlternativeService alternative_service1(kProtoQUIC, "foo", 443);
AlternativeService alternative_service2(kProtoQUIC, "bar", 443);
broken_services_.MarkAlternativeServiceBroken(alternative_service1);
broken_services_.MarkAlternativeServiceRecentlyBroken(alternative_service2);
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service1));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service2));
broken_services_.Clear();
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service1));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service2));
std::unique_ptr<BrokenAlternativeServiceList> broken_list =
std::make_unique<BrokenAlternativeServiceList>();
broken_list->push_back(
{alternative_service1,
broken_services_clock_->NowTicks() + base::TimeDelta::FromMinutes(1)});
std::unique_ptr<RecentlyBrokenAlternativeServices> recently_broken_map =
std::make_unique<RecentlyBrokenAlternativeServices>();
recently_broken_map->Put(alternative_service2, 2);
broken_services_.SetBrokenAndRecentlyBrokenAlternativeServices(
std::move(broken_list), std::move(recently_broken_map));
EXPECT_TRUE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service1));
EXPECT_TRUE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service2));
broken_services_.Clear();
EXPECT_FALSE(
broken_services_.IsAlternativeServiceBroken(alternative_service1));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service1));
EXPECT_FALSE(broken_services_.WasAlternativeServiceRecentlyBroken(
alternative_service2));
}
} // namespace
} // namespace net
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