aos/realtime_test.cc

#include "aos/realtime.h"

#include "gtest/gtest.h"

namespace aos {
namespace testing {

// Tests that ScopedRealtime handles the simple case.
TEST(RealtimeTest, ScopedRealtime) {
  CheckNotRealtime();
  {
    ScopedRealtime rt;
    CheckRealtime();
  }
  CheckNotRealtime();
}

// Tests that ScopedRealtime handles nesting.
TEST(RealtimeTest, DoubleScopedRealtime) {
  CheckNotRealtime();
  {
    ScopedRealtime rt;
    CheckRealtime();
    {
      ScopedRealtime rt2;
      CheckRealtime();
    }
    CheckRealtime();
  }
  CheckNotRealtime();
}

// Tests that ScopedRealtime handles nesting with ScopedNotRealtime.
TEST(RealtimeTest, ScopedNotRealtime) {
  CheckNotRealtime();
  {
    ScopedRealtime rt;
    CheckRealtime();
    {
      ScopedNotRealtime nrt;
      CheckNotRealtime();
    }
    CheckRealtime();
  }
  CheckNotRealtime();
}

// Tests that ScopedRealtimeRestorer works both when starting RT and nonrt.
TEST(RealtimeTest, ScopedRealtimeRestorer) {
  CheckNotRealtime();
  {
    ScopedRealtime rt;
    CheckRealtime();
    {
      ScopedRealtimeRestorer restore;
      CheckRealtime();

      MarkRealtime(false);
      CheckNotRealtime();
    }
    CheckRealtime();
  }
  CheckNotRealtime();

  {
    ScopedRealtimeRestorer restore;
    CheckNotRealtime();

    MarkRealtime(true);
    CheckRealtime();
  }
  CheckNotRealtime();
}

}  // namespace testing
}  // namespace aos