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