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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 "chrome/browser/policy/cloud_policy_provider.h"
#include "base/basictypes.h"
#include "base/values.h"
#include "chrome/browser/policy/browser_policy_connector.h"
#include "chrome/browser/policy/cloud_policy_cache_base.h"
#include "chrome/browser/policy/cloud_policy_provider.h"
#include "chrome/browser/policy/mock_configuration_policy_provider.h"
#include "content/test/test_browser_thread.h"
#include "policy/policy_constants.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
using testing::Mock;
namespace em = enterprise_management;
namespace policy {
class MockCloudPolicyCache : public CloudPolicyCacheBase {
public:
MockCloudPolicyCache() {}
virtual ~MockCloudPolicyCache() {}
virtual void Load() OVERRIDE {}
virtual bool SetPolicy(const em::PolicyFetchResponse& policy) OVERRIDE {
return true;
}
virtual void SetUnmanaged() OVERRIDE {
is_unmanaged_ = true;
}
virtual bool DecodePolicyData(const em::PolicyData& policy_data,
PolicyMap* policies) OVERRIDE {
return true;
}
PolicyMap* mutable_policy() {
return &policies_;
}
// Make these methods public.
using CloudPolicyCacheBase::SetReady;
using CloudPolicyCacheBase::NotifyObservers;
private:
DISALLOW_COPY_AND_ASSIGN(MockCloudPolicyCache);
};
class CloudPolicyProviderTest : public testing::Test {
protected:
CloudPolicyProviderTest()
: cloud_policy_provider_(&browser_policy_connector_,
GetChromePolicyDefinitionList(),
POLICY_LEVEL_MANDATORY) {}
void SetUp() OVERRIDE {
registrar_.Init(&cloud_policy_provider_, &observer_);
}
void AddUserCache() {
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
cloud_policy_provider_.SetUserPolicyCache(&user_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
}
void AddDeviceCache() {
#if defined(OS_CHROMEOS)
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
cloud_policy_provider_.SetDevicePolicyCache(&device_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
#endif
}
void SetUserCacheReady() {
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
user_policy_cache_.SetReady();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_TRUE(user_policy_cache_.IsReady());
}
void SetDeviceCacheReady() {
#if defined(OS_CHROMEOS)
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
device_policy_cache_.SetReady();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_TRUE(device_policy_cache_.IsReady());
#endif
}
BrowserPolicyConnector browser_policy_connector_;
MockCloudPolicyCache user_policy_cache_;
#if defined(OS_CHROMEOS)
MockCloudPolicyCache device_policy_cache_;
#endif
CloudPolicyProvider cloud_policy_provider_;
MockConfigurationPolicyObserver observer_;
ConfigurationPolicyObserverRegistrar registrar_;
};
TEST_F(CloudPolicyProviderTest, Initialization) {
EXPECT_FALSE(cloud_policy_provider_.IsInitializationComplete());
// The provider only becomes initialized when it has all caches, and the
// caches are ready too.
AddDeviceCache();
EXPECT_FALSE(cloud_policy_provider_.IsInitializationComplete());
SetDeviceCacheReady();
EXPECT_FALSE(cloud_policy_provider_.IsInitializationComplete());
AddUserCache();
EXPECT_FALSE(user_policy_cache_.IsReady());
EXPECT_FALSE(cloud_policy_provider_.IsInitializationComplete());
PolicyMap policy;
EXPECT_TRUE(cloud_policy_provider_.Provide(&policy));
EXPECT_TRUE(policy.empty());
SetUserCacheReady();
EXPECT_TRUE(cloud_policy_provider_.IsInitializationComplete());
EXPECT_TRUE(cloud_policy_provider_.Provide(&policy));
EXPECT_TRUE(policy.empty());
const std::string kUrl("http://chromium.org");
user_policy_cache_.mutable_policy()->Set(key::kHomepageLocation,
POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_USER,
Value::CreateStringValue(kUrl));
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
user_policy_cache_.NotifyObservers();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_TRUE(cloud_policy_provider_.Provide(&policy));
PolicyMap expected;
expected.Set(key::kHomepageLocation,
POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_USER,
Value::CreateStringValue(kUrl));
EXPECT_TRUE(policy.Equals(expected));
}
TEST_F(CloudPolicyProviderTest, RefreshPolicies) {
// OnUpdatePolicy is called when the provider doesn't have any caches.
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(1);
cloud_policy_provider_.RefreshPolicies();
Mock::VerifyAndClearExpectations(&observer_);
// OnUpdatePolicy is called when all the caches have updated.
AddUserCache();
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(0);
cloud_policy_provider_.RefreshPolicies();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(1);
cloud_policy_provider_.OnCacheUpdate(&user_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
#if defined(OS_CHROMEOS)
AddDeviceCache();
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(0);
cloud_policy_provider_.RefreshPolicies();
Mock::VerifyAndClearExpectations(&observer_);
// Updating one of the caches is not enough, both must be updated.
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(0);
cloud_policy_provider_.OnCacheUpdate(&user_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
// If a cache refreshes more than once, the provider should still wait for
// the others before firing the update.
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(0);
cloud_policy_provider_.OnCacheUpdate(&user_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_)).Times(1);
cloud_policy_provider_.OnCacheUpdate(&device_policy_cache_);
Mock::VerifyAndClearExpectations(&observer_);
#endif
}
#if defined(OS_CHROMEOS)
TEST_F(CloudPolicyProviderTest, MergeProxyPolicies) {
AddDeviceCache();
AddUserCache();
SetDeviceCacheReady();
SetUserCacheReady();
EXPECT_TRUE(cloud_policy_provider_.IsInitializationComplete());
PolicyMap policy;
EXPECT_TRUE(cloud_policy_provider_.Provide(&policy));
EXPECT_TRUE(policy.empty());
// User policy takes precedence over device policy.
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
device_policy_cache_.mutable_policy()->Set(
key::kProxyMode, POLICY_LEVEL_RECOMMENDED, POLICY_SCOPE_MACHINE,
Value::CreateStringValue("device mode"));
device_policy_cache_.NotifyObservers();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_CALL(observer_, OnUpdatePolicy(&cloud_policy_provider_));
user_policy_cache_.mutable_policy()->Set(
key::kProxyMode, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
Value::CreateStringValue("user mode"));
user_policy_cache_.NotifyObservers();
Mock::VerifyAndClearExpectations(&observer_);
EXPECT_TRUE(cloud_policy_provider_.Provide(&policy));
// The deprecated proxy policies are converted to the new ProxySettings.
EXPECT_TRUE(policy.Get(key::kProxyMode) == NULL);
EXPECT_TRUE(policy.Get(key::kProxyServerMode) == NULL);
EXPECT_TRUE(policy.Get(key::kProxyServer) == NULL);
EXPECT_TRUE(policy.Get(key::kProxyPacUrl) == NULL);
EXPECT_EQ(1u, policy.size());
const PolicyMap::Entry* entry = policy.Get(key::kProxySettings);
ASSERT_TRUE(entry != NULL);
ASSERT_TRUE(entry->value != NULL);
EXPECT_EQ(POLICY_LEVEL_MANDATORY, entry->level);
EXPECT_EQ(POLICY_SCOPE_USER, entry->scope);
const DictionaryValue* settings;
ASSERT_TRUE(entry->value->GetAsDictionary(&settings));
std::string mode;
EXPECT_TRUE(settings->GetString(key::kProxyMode, &mode));
EXPECT_EQ("user mode", mode);
}
#endif
} // namespace policy
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