//
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// Copyright (C) 2011 The Android Open Source Project
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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#include "update_engine/omaha_request_params.h"
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#include <stdio.h>
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#include <string>
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#include <base/files/file_util.h>
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#include <base/files/scoped_temp_dir.h>
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#include <gtest/gtest.h>
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#include "update_engine/common/constants.h"
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#include "update_engine/common/fake_prefs.h"
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#include "update_engine/common/platform_constants.h"
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#include "update_engine/common/test_utils.h"
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#include "update_engine/common/utils.h"
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#include "update_engine/fake_system_state.h"
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using chromeos_update_engine::test_utils::WriteFileString;
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using std::string;
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namespace chromeos_update_engine {
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class OmahaRequestParamsTest : public ::testing::Test {
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public:
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OmahaRequestParamsTest() : params_(&fake_system_state_) {}
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protected:
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void SetUp() override {
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// Create a uniquely named test directory.
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ASSERT_TRUE(tempdir_.CreateUniqueTempDir());
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params_.set_root(tempdir_.GetPath().value());
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SetLockDown(false);
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fake_system_state_.set_prefs(&fake_prefs_);
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}
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void SetLockDown(bool locked_down) {
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fake_system_state_.fake_hardware()->SetIsOfficialBuild(locked_down);
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fake_system_state_.fake_hardware()->SetIsNormalBootMode(locked_down);
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}
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FakeSystemState fake_system_state_;
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OmahaRequestParams params_{&fake_system_state_};
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FakePrefs fake_prefs_;
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base::ScopedTempDir tempdir_;
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};
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namespace {
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string GetMachineType() {
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string machine_type;
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if (!utils::ReadPipe("uname -m", &machine_type))
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return "";
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// Strip anything from the first newline char.
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size_t newline_pos = machine_type.find('\n');
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if (newline_pos != string::npos)
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machine_type.erase(newline_pos);
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return machine_type;
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}
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} // namespace
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TEST_F(OmahaRequestParamsTest, MissingChannelTest) {
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EXPECT_TRUE(params_.Init("", "", false));
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// By default, if no channel is set, we should track the stable-channel.
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EXPECT_EQ("stable-channel", params_.target_channel());
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}
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TEST_F(OmahaRequestParamsTest, ForceVersionTest) {
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EXPECT_TRUE(params_.Init("ForcedVersion", "", false));
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EXPECT_EQ(string("ForcedVersion_") + GetMachineType(), params_.os_sp());
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EXPECT_EQ("ForcedVersion", params_.app_version());
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}
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TEST_F(OmahaRequestParamsTest, ForcedURLTest) {
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EXPECT_TRUE(params_.Init("", "http://forced.google.com", false));
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EXPECT_EQ("http://forced.google.com", params_.update_url());
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}
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TEST_F(OmahaRequestParamsTest, MissingURLTest) {
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_EQ(constants::kOmahaDefaultProductionURL, params_.update_url());
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}
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TEST_F(OmahaRequestParamsTest, DeltaOKTest) {
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_TRUE(params_.delta_okay());
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}
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TEST_F(OmahaRequestParamsTest, NoDeltasTest) {
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ASSERT_TRUE(
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WriteFileString(tempdir_.GetPath().Append(".nodelta").value(), ""));
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_FALSE(params_.delta_okay());
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}
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TEST_F(OmahaRequestParamsTest, SetTargetChannelTest) {
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{
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OmahaRequestParams params(&fake_system_state_);
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params.set_root(tempdir_.GetPath().value());
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EXPECT_TRUE(params.Init("", "", false));
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EXPECT_TRUE(params.SetTargetChannel("canary-channel", false, nullptr));
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EXPECT_FALSE(params.mutable_image_props_.is_powerwash_allowed);
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}
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params_.set_root(tempdir_.GetPath().value());
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_EQ("canary-channel", params_.target_channel());
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EXPECT_FALSE(params_.mutable_image_props_.is_powerwash_allowed);
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}
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TEST_F(OmahaRequestParamsTest, SetIsPowerwashAllowedTest) {
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{
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OmahaRequestParams params(&fake_system_state_);
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params.set_root(tempdir_.GetPath().value());
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EXPECT_TRUE(params.Init("", "", false));
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EXPECT_TRUE(params.SetTargetChannel("canary-channel", true, nullptr));
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EXPECT_TRUE(params.mutable_image_props_.is_powerwash_allowed);
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}
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params_.set_root(tempdir_.GetPath().value());
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_EQ("canary-channel", params_.target_channel());
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EXPECT_TRUE(params_.mutable_image_props_.is_powerwash_allowed);
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}
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TEST_F(OmahaRequestParamsTest, SetTargetChannelInvalidTest) {
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{
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OmahaRequestParams params(&fake_system_state_);
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params.set_root(tempdir_.GetPath().value());
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SetLockDown(true);
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EXPECT_TRUE(params.Init("", "", false));
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params.image_props_.allow_arbitrary_channels = false;
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string error_message;
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EXPECT_FALSE(
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params.SetTargetChannel("dogfood-channel", true, &error_message));
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// The error message should include a message about the valid channels.
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EXPECT_NE(string::npos, error_message.find("stable-channel"));
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EXPECT_FALSE(params.mutable_image_props_.is_powerwash_allowed);
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}
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params_.set_root(tempdir_.GetPath().value());
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EXPECT_TRUE(params_.Init("", "", false));
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EXPECT_EQ("stable-channel", params_.target_channel());
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EXPECT_FALSE(params_.mutable_image_props_.is_powerwash_allowed);
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}
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TEST_F(OmahaRequestParamsTest, IsValidChannelTest) {
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EXPECT_TRUE(params_.IsValidChannel("canary-channel"));
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EXPECT_TRUE(params_.IsValidChannel("stable-channel"));
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EXPECT_TRUE(params_.IsValidChannel("beta-channel"));
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EXPECT_TRUE(params_.IsValidChannel("dev-channel"));
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EXPECT_FALSE(params_.IsValidChannel("testimage-channel"));
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EXPECT_FALSE(params_.IsValidChannel("dogfood-channel"));
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EXPECT_FALSE(params_.IsValidChannel("some-channel"));
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EXPECT_FALSE(params_.IsValidChannel(""));
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params_.image_props_.allow_arbitrary_channels = true;
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EXPECT_TRUE(params_.IsValidChannel("some-channel"));
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EXPECT_FALSE(params_.IsValidChannel("wrong-suffix"));
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EXPECT_FALSE(params_.IsValidChannel(""));
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}
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TEST_F(OmahaRequestParamsTest, SetTargetChannelWorks) {
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params_.set_target_channel("dev-channel");
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EXPECT_EQ("dev-channel", params_.target_channel());
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// When an invalid value is set, it should be ignored.
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EXPECT_FALSE(params_.SetTargetChannel("invalid-channel", false, nullptr));
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EXPECT_EQ("dev-channel", params_.target_channel());
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// When set to a valid value, it should take effect.
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EXPECT_TRUE(params_.SetTargetChannel("beta-channel", true, nullptr));
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EXPECT_EQ("beta-channel", params_.target_channel());
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// When set to the same value, it should be idempotent.
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EXPECT_TRUE(params_.SetTargetChannel("beta-channel", true, nullptr));
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EXPECT_EQ("beta-channel", params_.target_channel());
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// When set to a valid value while a change is already pending, it should
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// succeed.
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EXPECT_TRUE(params_.SetTargetChannel("stable-channel", true, nullptr));
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EXPECT_EQ("stable-channel", params_.target_channel());
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// Set a different channel in mutable_image_props_.
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params_.set_target_channel("stable-channel");
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// When set to a valid value while a change is already pending, it should
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// succeed.
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params_.Init("", "", false);
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EXPECT_TRUE(params_.SetTargetChannel("beta-channel", true, nullptr));
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// The target channel should reflect the change, but the download channel
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// should continue to retain the old value ...
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EXPECT_EQ("beta-channel", params_.target_channel());
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EXPECT_EQ("stable-channel", params_.download_channel());
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// ... until we update the download channel explicitly.
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params_.UpdateDownloadChannel();
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EXPECT_EQ("beta-channel", params_.download_channel());
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EXPECT_EQ("beta-channel", params_.target_channel());
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}
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TEST_F(OmahaRequestParamsTest, ChannelIndexTest) {
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int canary = params_.GetChannelIndex("canary-channel");
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int dev = params_.GetChannelIndex("dev-channel");
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int beta = params_.GetChannelIndex("beta-channel");
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int stable = params_.GetChannelIndex("stable-channel");
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EXPECT_LE(canary, dev);
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EXPECT_LE(dev, beta);
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EXPECT_LE(beta, stable);
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// testimage-channel or other names are not recognized, so index will be -1.
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int testimage = params_.GetChannelIndex("testimage-channel");
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int bogus = params_.GetChannelIndex("bogus-channel");
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EXPECT_EQ(-1, testimage);
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EXPECT_EQ(-1, bogus);
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}
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TEST_F(OmahaRequestParamsTest, ToMoreStableChannelFlagTest) {
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params_.image_props_.current_channel = "canary-channel";
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params_.download_channel_ = "stable-channel";
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EXPECT_TRUE(params_.ToMoreStableChannel());
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params_.image_props_.current_channel = "stable-channel";
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EXPECT_FALSE(params_.ToMoreStableChannel());
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params_.download_channel_ = "beta-channel";
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EXPECT_FALSE(params_.ToMoreStableChannel());
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}
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TEST_F(OmahaRequestParamsTest, ShouldPowerwashTest) {
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params_.mutable_image_props_.is_powerwash_allowed = false;
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EXPECT_FALSE(params_.ShouldPowerwash());
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params_.mutable_image_props_.is_powerwash_allowed = true;
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params_.image_props_.allow_arbitrary_channels = true;
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params_.image_props_.current_channel = "foo-channel";
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params_.download_channel_ = "bar-channel";
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EXPECT_TRUE(params_.ShouldPowerwash());
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params_.image_props_.allow_arbitrary_channels = false;
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params_.image_props_.current_channel = "canary-channel";
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params_.download_channel_ = "stable-channel";
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EXPECT_TRUE(params_.ShouldPowerwash());
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}
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TEST_F(OmahaRequestParamsTest, CollectECFWVersionsTest) {
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params_.hwid_ = string("STUMPY ALEX 12345");
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EXPECT_FALSE(params_.CollectECFWVersions());
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params_.hwid_ = string("SNOW 12345");
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EXPECT_TRUE(params_.CollectECFWVersions());
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}
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} // namespace chromeos_update_engine
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