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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 "components/policy/core/common/policy_loader_mac.h"
#include <CoreFoundation/CoreFoundation.h>
#include <memory>
#include <utility>
#include "base/apple/scoped_cftyperef.h"
#include "base/files/file_path.h"
#include "base/functional/callback.h"
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "base/strings/sys_string_conversions.h"
#include "base/task/sequenced_task_runner.h"
#include "base/values.h"
#include "components/policy/core/common/async_policy_provider.h"
#include "components/policy/core/common/configuration_policy_provider_test.h"
#include "components/policy/core/common/external_data_fetcher.h"
#include "components/policy/core/common/policy_bundle.h"
#include "components/policy/core/common/policy_map.h"
#include "components/policy/core/common/policy_test_utils.h"
#include "components/policy/core/common/policy_types.h"
#include "components/policy/core/common/preferences_mock_mac.h"
#include "components/policy/policy_constants.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::apple::ScopedCFTypeRef;
namespace policy {
namespace {
class TestHarness : public PolicyProviderTestHarness {
public:
TestHarness();
TestHarness(const TestHarness&) = delete;
TestHarness& operator=(const TestHarness&) = delete;
~TestHarness() override;
void SetUp() override;
ConfigurationPolicyProvider* CreateProvider(
SchemaRegistry* registry,
scoped_refptr<base::SequencedTaskRunner> task_runner) override;
void InstallEmptyPolicy() override;
void InstallStringPolicy(const std::string& policy_name,
const std::string& policy_value) override;
void InstallIntegerPolicy(const std::string& policy_name,
int policy_value) override;
void InstallBooleanPolicy(const std::string& policy_name,
bool policy_value) override;
void InstallStringListPolicy(const std::string& policy_name,
const base::Value::List& policy_value) override;
void InstallDictionaryPolicy(const std::string& policy_name,
const base::Value::Dict& policy_value) override;
static PolicyProviderTestHarness* Create();
private:
raw_ptr<MockPreferences, AcrossTasksDanglingUntriaged> prefs_ = nullptr;
};
TestHarness::TestHarness()
: PolicyProviderTestHarness(POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_MACHINE,
POLICY_SOURCE_PLATFORM) {}
TestHarness::~TestHarness() = default;
void TestHarness::SetUp() {}
ConfigurationPolicyProvider* TestHarness::CreateProvider(
SchemaRegistry* registry,
scoped_refptr<base::SequencedTaskRunner> task_runner) {
auto prefs = std::make_unique<MockPreferences>();
prefs_ = prefs.get();
auto loader = std::make_unique<PolicyLoaderMac>(task_runner, base::FilePath(),
std::move(prefs));
return new AsyncPolicyProvider(registry, std::move(loader));
}
void TestHarness::InstallEmptyPolicy() {}
void TestHarness::InstallStringPolicy(const std::string& policy_name,
const std::string& policy_value) {
ScopedCFTypeRef<CFStringRef> name(base::SysUTF8ToCFStringRef(policy_name));
ScopedCFTypeRef<CFStringRef> value(base::SysUTF8ToCFStringRef(policy_value));
prefs_->AddTestItem(name.get(), value.get(), /*is_forced=*/true,
/*is_machine=*/true);
}
void TestHarness::InstallIntegerPolicy(const std::string& policy_name,
int policy_value) {
ScopedCFTypeRef<CFStringRef> name(base::SysUTF8ToCFStringRef(policy_name));
ScopedCFTypeRef<CFNumberRef> value(
CFNumberCreate(nullptr, kCFNumberIntType, &policy_value));
prefs_->AddTestItem(name.get(), value.get(), /*is_forced=*/true,
/*is_machine=*/true);
}
void TestHarness::InstallBooleanPolicy(const std::string& policy_name,
bool policy_value) {
ScopedCFTypeRef<CFStringRef> name(base::SysUTF8ToCFStringRef(policy_name));
prefs_->AddTestItem(name.get(),
policy_value ? kCFBooleanTrue : kCFBooleanFalse,
/*is_forced=*/true, /*is_machine=*/true);
}
void TestHarness::InstallStringListPolicy(
const std::string& policy_name,
const base::Value::List& policy_value) {
ScopedCFTypeRef<CFStringRef> name(base::SysUTF8ToCFStringRef(policy_name));
ScopedCFTypeRef<CFPropertyListRef> array =
ValueToProperty(base::Value(policy_value.Clone()));
ASSERT_TRUE(array);
prefs_->AddTestItem(name.get(), array.get(), /*is_forced=*/true,
/*is_machine=*/true);
}
void TestHarness::InstallDictionaryPolicy(
const std::string& policy_name,
const base::Value::Dict& policy_value) {
ScopedCFTypeRef<CFStringRef> name(base::SysUTF8ToCFStringRef(policy_name));
ScopedCFTypeRef<CFPropertyListRef> dict =
ValueToProperty(base::Value(policy_value.Clone()));
ASSERT_TRUE(dict);
prefs_->AddTestItem(name.get(), dict.get(), /*is_forced=*/true,
/*is_machine=*/true);
}
// static
PolicyProviderTestHarness* TestHarness::Create() {
return new TestHarness();
}
} // namespace
// Instantiate abstract test case for basic policy reading tests.
INSTANTIATE_TEST_SUITE_P(PolicyProviderMacTest,
ConfigurationPolicyProviderTest,
testing::Values(TestHarness::Create));
// TODO(joaodasilva): instantiate Configuration3rdPartyPolicyProviderTest too
// once the mac loader supports 3rd party policy. http://crbug.com/108995
// Special test cases for some mac preferences details.
class PolicyLoaderMacTest : public PolicyTestBase {
protected:
PolicyLoaderMacTest() = default;
void SetUp() override {
PolicyTestBase::SetUp();
auto prefs = std::make_unique<MockPreferences>();
prefs_ = prefs.get();
auto loader = std::make_unique<PolicyLoaderMac>(
task_environment_.GetMainThreadTaskRunner(), base::FilePath(),
std::move(prefs));
provider_ = std::make_unique<AsyncPolicyProvider>(&schema_registry_,
std::move(loader));
provider_->Init(&schema_registry_);
}
void TearDown() override {
provider_->Shutdown();
PolicyTestBase::TearDown();
}
raw_ptr<MockPreferences, AcrossTasksDanglingUntriaged> prefs_ = nullptr;
std::unique_ptr<AsyncPolicyProvider> provider_;
};
TEST_F(PolicyLoaderMacTest, Invalid) {
ScopedCFTypeRef<CFStringRef> name(
base::SysUTF8ToCFStringRef(test_keys::kKeyString));
const char buffer[] = "binary \xde\xad\xbe\xef data";
ScopedCFTypeRef<CFDataRef> invalid_data(
CFDataCreate(kCFAllocatorDefault, reinterpret_cast<const UInt8*>(buffer),
std::size(buffer)));
ASSERT_TRUE(invalid_data);
prefs_->AddTestItem(name.get(), invalid_data.get(), /*is_forced=*/true,
/*is_machine=*/true);
prefs_->AddTestItem(name.get(), invalid_data.get(), /*is_forced=*/false,
/*is_machine=*/true);
// Make the provider read the updated |prefs_|.
provider_->RefreshPolicies(PolicyFetchReason::kTest);
task_environment_.RunUntilIdle();
const PolicyBundle kEmptyBundle;
EXPECT_TRUE(provider_->policies().Equals(kEmptyBundle));
}
TEST_F(PolicyLoaderMacTest, TestNonForcedValue) {
ScopedCFTypeRef<CFStringRef> name(
base::SysUTF8ToCFStringRef(test_keys::kKeyString));
CFPropertyListRef test_value = CFSTR("string value");
ASSERT_TRUE(test_value);
prefs_->AddTestItem(name.get(), test_value, /*is_forced=*/false,
/*is_machine=*/true);
// Make the provider read the updated |prefs_|.
provider_->RefreshPolicies(PolicyFetchReason::kTest);
task_environment_.RunUntilIdle();
PolicyBundle expected_bundle;
expected_bundle.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
.Set(test_keys::kKeyString, POLICY_LEVEL_RECOMMENDED, POLICY_SCOPE_USER,
POLICY_SOURCE_PLATFORM, base::Value("string value"), nullptr);
EXPECT_TRUE(provider_->policies().Equals(expected_bundle));
}
TEST_F(PolicyLoaderMacTest, TestUserScopeValue) {
ScopedCFTypeRef<CFStringRef> name(
base::SysUTF8ToCFStringRef(test_keys::kKeyString));
CFPropertyListRef test_value = CFSTR("string value");
ASSERT_TRUE(test_value);
prefs_->AddTestItem(name.get(), test_value, /*is_forced=*/true,
/*is_machine=*/false);
// Make the provider read the updated |prefs_|.
provider_->RefreshPolicies(PolicyFetchReason::kTest);
task_environment_.RunUntilIdle();
PolicyBundle expected_bundle;
expected_bundle.Get(PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()))
.Set(test_keys::kKeyString, POLICY_LEVEL_MANDATORY, POLICY_SCOPE_USER,
POLICY_SOURCE_PLATFORM, base::Value("string value"), nullptr);
EXPECT_TRUE(provider_->policies().Equals(expected_bundle));
}
TEST_F(PolicyLoaderMacTest, LoadPrecedencePolicies) {
// Update the policy schema to the actual Chrome schema.
const PolicyNamespace chrome_ns(POLICY_DOMAIN_CHROME, std::string());
RegisterChromeSchema(chrome_ns);
prefs_->AddTestItem(
base::SysUTF8ToCFStringRef(key::kCloudPolicyOverridesPlatformPolicy)
.get(),
kCFBooleanTrue,
/*is_forced=*/true,
/*is_machine=*/true);
prefs_->AddTestItem(base::SysUTF8ToCFStringRef(
key::kCloudUserPolicyOverridesCloudMachinePolicy)
.get(),
kCFBooleanTrue,
/*is_forced=*/true,
/*is_machine=*/true);
PolicyBundle expected;
expected.Get(chrome_ns).Set(
key::kCloudPolicyOverridesPlatformPolicy, POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_MACHINE, POLICY_SOURCE_PLATFORM, base::Value(true), nullptr);
expected.Get(chrome_ns).Set(
key::kCloudUserPolicyOverridesCloudMachinePolicy, POLICY_LEVEL_MANDATORY,
POLICY_SCOPE_MACHINE, POLICY_SOURCE_PLATFORM, base::Value(true), nullptr);
// Make the provider read the updated |prefs_|.
provider_->RefreshPolicies(PolicyFetchReason::kTest);
task_environment_.RunUntilIdle();
EXPECT_TRUE(provider_->policies().Equals(expected));
}
} // namespace policy
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