1 // 2 // Copyright (C) 2014 The Android Open Source Project 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef UPDATE_ENGINE_UPDATE_MANAGER_UMTEST_UTILS_H_ 18 #define UPDATE_ENGINE_UPDATE_MANAGER_UMTEST_UTILS_H_ 19 20 #include <iostream> // NOLINT(readability/streams) 21 #include <memory> 22 23 #include <base/time/time.h> 24 #include <gtest/gtest.h> 25 26 #include "update_engine/update_manager/policy.h" 27 #include "update_engine/update_manager/variable.h" 28 29 namespace chromeos_update_manager { 30 31 // A help class with common functionality for use in Update Manager testing. 32 class UmTestUtils { 33 public: 34 // A default timeout to use when making various queries. DefaultTimeout()35 static const base::TimeDelta DefaultTimeout() { 36 return base::TimeDelta::FromSeconds(kDefaultTimeoutInSeconds); 37 } 38 39 // Calls GetValue on |variable| and expects its result to be |expected|. 40 template <typename T> ExpectVariableHasValue(const T & expected,Variable<T> * variable)41 static void ExpectVariableHasValue(const T& expected, Variable<T>* variable) { 42 ASSERT_NE(nullptr, variable); 43 std::unique_ptr<const T> value( 44 variable->GetValue(DefaultTimeout(), nullptr)); 45 ASSERT_NE(nullptr, value.get()) << "Variable: " << variable->GetName(); 46 EXPECT_EQ(expected, *value) << "Variable: " << variable->GetName(); 47 } 48 49 // Calls GetValue on |variable| and expects its result to be null. 50 template <typename T> ExpectVariableNotSet(Variable<T> * variable)51 static void ExpectVariableNotSet(Variable<T>* variable) { 52 ASSERT_NE(nullptr, variable); 53 std::unique_ptr<const T> value( 54 variable->GetValue(DefaultTimeout(), nullptr)); 55 EXPECT_EQ(nullptr, value.get()) << "Variable: " << variable->GetName(); 56 } 57 58 private: 59 static const unsigned kDefaultTimeoutInSeconds; 60 }; 61 62 // PrintTo() functions are used by gtest to print these values. They need to be 63 // defined on the same namespace where the type was defined. 64 void PrintTo(const EvalStatus& status, ::std::ostream* os); 65 66 } // namespace chromeos_update_manager 67 68 #endif // UPDATE_ENGINE_UPDATE_MANAGER_UMTEST_UTILS_H_ 69