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// Copyright 2019 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/printing/enterprise/calculators_policies_binder.h"
#include <array>
#include <string>
#include "base/test/task_environment.h"
#include "chrome/browser/ash/printing/enterprise/bulk_printers_calculator.h"
#include "chrome/browser/ash/settings/scoped_testing_cros_settings.h"
#include "chrome/browser/ash/settings/stub_cros_settings_provider.h"
#include "chrome/common/pref_names.h"
#include "chromeos/ash/components/settings/cros_settings.h"
#include "chromeos/printing/printer_configuration.h"
#include "components/prefs/testing_pref_service.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
namespace {
constexpr size_t kNumPrinters = 5;
constexpr size_t kAllowlistPrinters = 4;
constexpr std::array<const char*, kAllowlistPrinters> kAllowlistIds = {
"First", "Second", "Third", "Fifth"};
constexpr std::array<const char*, 3> kBlocklistIds = {"Second", "Third",
"Fourth"};
// kNumPrinters - kBlocklistIds.size() = kBlocklistPrinters (2)
constexpr size_t kBlocklistPrinters = 2;
constexpr char kBulkPolicyContentsJson[] = R"json(
[
{
"guid": "First",
"display_name": "LexaPrint",
"description": "Laser on the test shelf",
"uri": "ipp://192.168.1.5",
"ppd_resource": {
"effective_model": "MS610de"
}
}, {
"guid": "Second",
"display_name": "Color Laser",
"description": "The printer next to the water cooler.",
"uri":"ipps://print-server.intranet.example.com:443/ipp/cl2k4",
"ppd_resource":{
"effective_model": "ColorLaser2k4"
}
}, {
"guid": "Third",
"display_name": "YaLP",
"description": "Fancy Fancy Fancy",
"uri": "ipp://192.168.1.8",
"ppd_resource": {
"effective_model": "MS610de"
}
}, {
"guid": "Fourth",
"display_name": "Yon",
"description": "Another printer",
"uri": "ipp://192.168.1.9",
"ppd_resource": {
"effective_model": "Model"
}
}, {
"guid": "Fifth",
"display_name": "ABCDE",
"description": "Yep yep yep",
"uri": "ipp://192.168.1.10",
"ppd_resource": {
"effective_model": "Blah blah Blah"
}
}
])json";
template <class Container>
base::Value StringsToList(Container container) {
auto first = container.begin();
auto last = container.end();
base::Value::List list;
while (first != last) {
list.Append(*first);
first++;
}
return base::Value(std::move(list));
}
class CalculatorsPoliciesBinderTest : public testing::Test {
protected:
void SetUp() override {
CalculatorsPoliciesBinder::RegisterProfilePrefs(prefs_.registry());
}
std::unique_ptr<BulkPrintersCalculator> UserCalculator() {
auto calculator = BulkPrintersCalculator::Create();
binder_ =
CalculatorsPoliciesBinder::UserBinder(&prefs_, calculator->AsWeakPtr());
// Populate data
calculator->SetData(std::make_unique<std::string>(kBulkPolicyContentsJson));
return calculator;
}
std::unique_ptr<BulkPrintersCalculator> DeviceCalculator() {
auto calculator = BulkPrintersCalculator::Create();
binder_ = CalculatorsPoliciesBinder::DeviceBinder(CrosSettings::Get(),
calculator->AsWeakPtr());
// Populate data
calculator->SetData(std::make_unique<std::string>(kBulkPolicyContentsJson));
return calculator;
}
void SetDeviceSetting(const std::string& path, const base::Value& value) {
testing_settings_.device_settings()->Set(path, value);
}
base::test::TaskEnvironment env_;
ScopedTestingCrosSettings testing_settings_;
TestingPrefServiceSimple prefs_;
// Class under test. Expected to be destroyed first.
std::unique_ptr<CalculatorsPoliciesBinder> binder_;
};
TEST_F(CalculatorsPoliciesBinderTest, PrefsAllAccess) {
auto calculator = UserCalculator();
// Set prefs to complete computation
prefs_.SetManagedPref(
prefs::kRecommendedPrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALL_ACCESS));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kNumPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, PrefsAllowlist) {
auto calculator = UserCalculator();
// Set prefs to complete computation
prefs_.SetManagedPref(
prefs::kRecommendedPrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALLOWLIST_ONLY));
prefs_.SetManagedPref(prefs::kRecommendedPrintersAllowlist,
StringsToList(kAllowlistIds));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kAllowlistPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, PrefsBlocklist) {
auto calculator = UserCalculator();
// Set prefs to complete computation
prefs_.SetManagedPref(
prefs::kRecommendedPrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::BLOCKLIST_ONLY));
prefs_.SetManagedPref(prefs::kRecommendedPrintersBlocklist,
StringsToList(kBlocklistIds));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kBlocklistPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, PrefsBeforeBind) {
// Verify that if preferences are set before we bind to policies, the
// calculator is still properly populated.
prefs_.SetManagedPref(
prefs::kRecommendedPrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALLOWLIST_ONLY));
prefs_.SetManagedPref(prefs::kRecommendedPrintersAllowlist,
StringsToList(kAllowlistIds));
auto calculator = UserCalculator();
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kAllowlistPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, SettingsAllAccess) {
auto calculator = DeviceCalculator();
SetDeviceSetting(kDevicePrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALL_ACCESS));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kNumPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, SettingsAllowlist) {
auto calculator = DeviceCalculator();
SetDeviceSetting(
kDevicePrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALLOWLIST_ONLY));
SetDeviceSetting(kDevicePrintersAllowlist, StringsToList(kAllowlistIds));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kAllowlistPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, SettingsBlocklist) {
auto calculator = DeviceCalculator();
SetDeviceSetting(
kDevicePrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::BLOCKLIST_ONLY));
SetDeviceSetting(kDevicePrintersBlocklist, StringsToList(kBlocklistIds));
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kBlocklistPrinters);
}
TEST_F(CalculatorsPoliciesBinderTest, SettingsBeforeBind) {
// Set policy before binding to the calculator.
SetDeviceSetting(kDevicePrintersAccessMode,
base::Value(BulkPrintersCalculator::AccessMode::ALL_ACCESS));
auto calculator = DeviceCalculator();
env_.RunUntilIdle();
EXPECT_TRUE(calculator->IsComplete());
EXPECT_EQ(calculator->GetPrinters().size(), kNumPrinters);
}
} // namespace
} // namespace ash
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