xref: /openbmc/sdbusplus/test/timer/timer_expire.cpp (revision 2cd25e64299ecc20e2258727e836a31b7ce6fad3)
1*2cd25e64SAlexander Hansen #include "suite.hpp"
2*2cd25e64SAlexander Hansen 
3*2cd25e64SAlexander Hansen #include <sdbusplus/timer.hpp>
4*2cd25e64SAlexander Hansen 
5*2cd25e64SAlexander Hansen #include <chrono>
6*2cd25e64SAlexander Hansen 
7*2cd25e64SAlexander Hansen #include <gtest/gtest.h>
8*2cd25e64SAlexander Hansen 
9*2cd25e64SAlexander Hansen /** @brief Makes sure that timer is expired and the
10*2cd25e64SAlexander Hansen  *  callback handler gets invoked post 2 seconds
11*2cd25e64SAlexander Hansen  */
TEST_F(TimerTest,timerExpiresAfter2seconds)12*2cd25e64SAlexander Hansen TEST_F(TimerTest, timerExpiresAfter2seconds)
13*2cd25e64SAlexander Hansen {
14*2cd25e64SAlexander Hansen     using namespace std::chrono;
15*2cd25e64SAlexander Hansen 
16*2cd25e64SAlexander Hansen     auto time = duration_cast<microseconds>(seconds(2));
17*2cd25e64SAlexander Hansen     EXPECT_GE(timer.start(time), 0);
18*2cd25e64SAlexander Hansen 
19*2cd25e64SAlexander Hansen     // Waiting 2 seconds is enough here since we have
20*2cd25e64SAlexander Hansen     // already spent some usec now
21*2cd25e64SAlexander Hansen     int count = 0;
22*2cd25e64SAlexander Hansen     while (count < 2 && !timer.isExpired())
23*2cd25e64SAlexander Hansen     {
24*2cd25e64SAlexander Hansen         // Returns -0- on timeout and positive number on dispatch
25*2cd25e64SAlexander Hansen         auto sleepTime = duration_cast<microseconds>(seconds(1));
26*2cd25e64SAlexander Hansen         if (!sd_event_run(events, sleepTime.count()))
27*2cd25e64SAlexander Hansen         {
28*2cd25e64SAlexander Hansen             count++;
29*2cd25e64SAlexander Hansen         }
30*2cd25e64SAlexander Hansen     }
31*2cd25e64SAlexander Hansen     EXPECT_EQ(true, timer.isExpired());
32*2cd25e64SAlexander Hansen     EXPECT_EQ(1, count);
33*2cd25e64SAlexander Hansen }
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