tst/timer_test.cpp

   1 /*
   2    Copyright (c) 2018-2019 Nokia.
   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 /*
  18  * This source code is part of the near-RT RIC (RAN Intelligent Controller)
  19  * platform project (RICP).
  20 */
  21
  22 #include <type_traits>
  23 #include <memory>
  24 #include <gmock/gmock.h>
  25 #include "private/timer.hpp"
  26 #include "private/tst/enginemock.hpp"
  27
  28 using namespace shareddatalayer;
  29 using namespace shareddatalayer::tst;
  30 using namespace testing;
  31
  32 namespace
  33 {
  34     class TimerTest: public testing::Test
  35     {
  36     public:
  37         NiceMock<EngineMock> engineMock;
  38         const Timer::Duration duration;
  39         std::unique_ptr<Timer> timer;
  40
  41         TimerTest():
  42             duration(std::chrono::duration_cast<Timer::Duration>(std::chrono::seconds(12))),
  43             timer(new Timer(engineMock))
  44         {
  45         }
  46     };
  47
  48     void nop() { }
  49 }
  50
  51 TEST_F(TimerTest, IsNotCopyableAndIsNotMovable)
  52 {
  53     EXPECT_FALSE(std::is_copy_assignable<Timer>::value);
  54     EXPECT_FALSE(std::is_move_assignable<Timer>::value);
  55     EXPECT_FALSE(std::is_copy_constructible<Timer>::value);
  56     EXPECT_FALSE(std::is_move_constructible<Timer>::value);
  57 }
  58
  59 TEST_F(TimerTest, ArmCallsArmOfAssociatedTimerService)
  60 {
  61     EXPECT_CALL(engineMock, armTimer(_, duration, _))
  62         .Times(1);
  63     timer->arm(duration, nop);
  64 }
  65
  66 TEST_F(TimerTest, DisarmingCallsDisarmOfAssociatedTimerService)
  67 {
  68     timer->arm(duration, nop);
  69     EXPECT_CALL(engineMock, disarmTimer(_))
  70         .Times(1);
  71     timer->disarm();
  72 }
  73
  74 TEST_F(TimerTest, DisarmingUnArmedTimerDoesNothing)
  75 {
  76     EXPECT_CALL(engineMock, disarmTimer(_))
  77         .Times(0);
  78     timer->disarm();
  79 }
  80
  81 TEST_F(TimerTest, DoubleDisarmingDoesNothing)
  82 {
  83     timer->arm(duration, nop);
  84     EXPECT_CALL(engineMock, disarmTimer(_))
  85         .Times(1);
  86     timer->disarm();
  87     timer->disarm();
  88 }
  89
  90 TEST_F(TimerTest, DoubleArmingDisarmsFirst)
  91 {
  92     InSequence dummy;
  93     EXPECT_CALL(engineMock, armTimer(_, duration, _))
  94         .Times(1);
  95     timer->arm(duration, nop);
  96     EXPECT_CALL(engineMock, disarmTimer(_))
  97         .Times(1);
  98     EXPECT_CALL(engineMock, armTimer(_, duration, _))
  99         .Times(1);
 100     timer->arm(duration, nop);
 101     Mock::VerifyAndClear(&engineMock);
 102 }
 103
 104 TEST_F(TimerTest, DestructorDisarms)
 105 {
 106     timer->arm(duration, nop);
 107     EXPECT_CALL(engineMock, disarmTimer(_))
 108         .Times(1);
 109     timer.reset();
 110 }
 111
 112 TEST_F(TimerTest, AfterTimerHasExpiredItIsNotArmedAnymore)
 113 {
 114     Timer::Callback savedCb;
 115     ON_CALL(engineMock, armTimer(_, _, _))
 116         .WillByDefault(SaveArg<2>(&savedCb));
 117     timer->arm(duration, nop);
 118     savedCb();
 119     EXPECT_FALSE(timer->isArmed());
 120 }
 121
 122 TEST_F(TimerTest, ArmingNullCallbackCallsSHAREDDATALAYER_ABORT)
 123 {
 124     EXPECT_EXIT(timer->arm(duration, Timer::Callback()),
 125         KilledBySignal(SIGABRT), "timer\\.cpp");
 126 }