C++ (Cpp) FunctionSamples::findSamplesAt Exemples

Exemple #1

Fichier : SampleProfTest.cpp Projet : jamboree/llvm

TEST_F(SampleProfTest, sample_overflow_saturation) {
  const uint64_t Max = std::numeric_limits<uint64_t>::max();
  sampleprof_error Result;

  StringRef FooName("_Z3fooi");
  FunctionSamples FooSamples;
  Result = FooSamples.addTotalSamples(1);
  ASSERT_EQ(Result, sampleprof_error::success);

  Result = FooSamples.addHeadSamples(1);
  ASSERT_EQ(Result, sampleprof_error::success);

  Result = FooSamples.addBodySamples(10, 0, 1);
  ASSERT_EQ(Result, sampleprof_error::success);

  Result = FooSamples.addTotalSamples(Max);
  ASSERT_EQ(Result, sampleprof_error::counter_overflow);
  ASSERT_EQ(FooSamples.getTotalSamples(), Max);

  Result = FooSamples.addHeadSamples(Max);
  ASSERT_EQ(Result, sampleprof_error::counter_overflow);
  ASSERT_EQ(FooSamples.getHeadSamples(), Max);

  Result = FooSamples.addBodySamples(10, 0, Max);
  ASSERT_EQ(Result, sampleprof_error::counter_overflow);
  ErrorOr<uint64_t> BodySamples = FooSamples.findSamplesAt(10, 0);
  ASSERT_FALSE(BodySamples.getError());
  ASSERT_EQ(BodySamples.get(), Max);
}