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// Copyright (c) 2012 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 <cstring>
#include <string>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/memory/scoped_ptr.h"
#include "base/time.h"
#include "base/values.h"
#include "chrome/browser/policy/mock_policy_service.h"
#include "chrome/browser/policy/policy_map.h"
#include "chrome/browser/policy/policy_statistics_collector.h"
#include "chrome/browser/policy/policy_types.h"
#include "chrome/browser/policy/test_task_runner.h"
#include "chrome/browser/prefs/browser_prefs.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/testing_pref_service.h"
#include "policy/policy_constants.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace policy {
namespace {
using testing::_;
using testing::Lt;
using testing::Return;
using testing::ReturnRef;
// Arbitrary policy names used for testing.
const char* const kTestPolicy1 = key::kHomepageIsNewTabPage;
const char* const kTestPolicy2 = key::kInstantEnabled;
class TestPolicyStatisticsCollector : public PolicyStatisticsCollector {
public:
TestPolicyStatisticsCollector(
PolicyService* policy_service,
PrefService* prefs,
const scoped_refptr<base::TaskRunner>& task_runner)
: PolicyStatisticsCollector(policy_service, prefs, task_runner) {
}
MOCK_METHOD1(RecordPolicyUse, void(int));
};
} // namespace
class PolicyStatisticsCollectorTest : public testing::Test {
protected:
PolicyStatisticsCollectorTest()
: update_delay_(base::TimeDelta::FromMilliseconds(
PolicyStatisticsCollector::kStatisticsUpdateRate)),
test_policy_id1_(-1),
test_policy_id2_(-1),
task_runner_(new TestTaskRunner) {
}
virtual void SetUp() OVERRIDE {
chrome::RegisterLocalState(&prefs_);
// Find ids for kTestPolicy1 and kTestPolicy2.
const policy::PolicyDefinitionList* policy_list =
policy::GetChromePolicyDefinitionList();
for (const policy::PolicyDefinitionList::Entry* policy = policy_list->begin;
policy != policy_list->end; ++policy) {
if (strcmp(policy->name, kTestPolicy1) == 0)
test_policy_id1_ = policy->id;
else if (strcmp(policy->name, kTestPolicy2) == 0)
test_policy_id2_ = policy->id;
}
ASSERT_TRUE(test_policy_id1_ != -1);
ASSERT_TRUE(test_policy_id2_ != -1);
// Set up default function behaviour.
EXPECT_CALL(policy_service_, GetPolicies(POLICY_DOMAIN_CHROME,
std::string())).
WillRepeatedly(ReturnRef(policy_map_));
// Arbitrary negative value (so it'll be different from |update_delay_|).
last_delay_ = base::TimeDelta::FromDays(-1);
policy_map_.Clear();
policy_statistics_collector_.reset(new TestPolicyStatisticsCollector(
&policy_service_,
&prefs_,
task_runner_));
}
void SetPolicy(const std::string& name) {
policy_map_.Set(name, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
base::Value::CreateBooleanValue(true));
}
const base::TimeDelta update_delay_;
int test_policy_id1_;
int test_policy_id2_;
base::TimeDelta last_delay_;
TestingPrefService prefs_;
MockPolicyService policy_service_;
PolicyMap policy_map_;
scoped_refptr<TestTaskRunner> task_runner_;
scoped_ptr<TestPolicyStatisticsCollector> policy_statistics_collector_;
};
TEST_F(PolicyStatisticsCollectorTest, CollectPending) {
SetPolicy(kTestPolicy1);
prefs_.SetInt64(prefs::kLastPolicyStatisticsUpdate,
(base::Time::Now() - update_delay_).ToInternalValue());
EXPECT_CALL(*policy_statistics_collector_.get(),
RecordPolicyUse(test_policy_id1_));
EXPECT_CALL(*task_runner_, PostDelayedTask(_, _, update_delay_)).
WillOnce(Return(true));
policy_statistics_collector_->Initialize();
}
TEST_F(PolicyStatisticsCollectorTest, CollectPendingVeryOld) {
SetPolicy(kTestPolicy1);
// Must not be 0.0 (read comment for Time::FromDoubleT).
prefs_.SetInt64(prefs::kLastPolicyStatisticsUpdate,
base::Time::FromDoubleT(1.0).ToInternalValue());
EXPECT_CALL(*policy_statistics_collector_.get(),
RecordPolicyUse(test_policy_id1_));
EXPECT_CALL(*task_runner_, PostDelayedTask(_, _, update_delay_)).
WillOnce(Return(true));
policy_statistics_collector_->Initialize();
}
TEST_F(PolicyStatisticsCollectorTest, CollectLater) {
SetPolicy(kTestPolicy1);
prefs_.SetInt64(prefs::kLastPolicyStatisticsUpdate,
(base::Time::Now() - update_delay_ / 2).ToInternalValue());
EXPECT_CALL(*task_runner_, PostDelayedTask(_, _, Lt(update_delay_))).
WillOnce(Return(true));
policy_statistics_collector_->Initialize();
}
TEST_F(PolicyStatisticsCollectorTest, MultiplePolicies) {
SetPolicy(kTestPolicy1);
SetPolicy(kTestPolicy2);
prefs_.SetInt64(prefs::kLastPolicyStatisticsUpdate,
(base::Time::Now() - update_delay_).ToInternalValue());
EXPECT_CALL(*policy_statistics_collector_.get(),
RecordPolicyUse(test_policy_id1_));
EXPECT_CALL(*policy_statistics_collector_.get(),
RecordPolicyUse(test_policy_id2_));
EXPECT_CALL(*task_runner_, PostDelayedTask(_, _, _)).
WillOnce(Return(true));
policy_statistics_collector_->Initialize();
}
} // namespace policy
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