1 //===-- PerfHelperTest.cpp --------------------------------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 #include "PerfHelper.h"
11 #include "llvm/Config/config.h"
12 #include "gmock/gmock.h"
13 #include "gtest/gtest.h"
19 using ::testing::IsEmpty;
22 TEST(PerfHelperTest, FunctionalTest) {
24 ASSERT_FALSE(pfmInitialize());
25 const PerfEvent SingleEvent("CYCLES:u");
26 const auto &EmptyFn = []() {};
27 std::string CallbackEventName;
28 std::string CallbackEventNameFullyQualifed;
29 int64_t CallbackEventCycles;
30 Measure(llvm::makeArrayRef(SingleEvent),
31 [&](const PerfEvent &Event, int64_t Value) {
32 CallbackEventName = Event.name();
33 CallbackEventNameFullyQualifed = Event.getPfmEventString();
34 CallbackEventCycles = Value;
37 EXPECT_EQ(CallbackEventName, "CYCLES:u");
38 EXPECT_THAT(CallbackEventNameFullyQualifed, Not(IsEmpty()));
41 ASSERT_TRUE(PfmInitialize());
47 } // namespace exegesis