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Diffstat (limited to 'standalone/tests/timing_test.cpp')
-rw-r--r-- | standalone/tests/timing_test.cpp | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/standalone/tests/timing_test.cpp b/standalone/tests/timing_test.cpp new file mode 100644 index 00000000000..09a6c312246 --- /dev/null +++ b/standalone/tests/timing_test.cpp @@ -0,0 +1,86 @@ +//===-- timing_test.cpp -----------------------------------------*- C++ -*-===// +// +// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. +// See https://llvm.org/LICENSE.txt for license information. +// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception +// +//===----------------------------------------------------------------------===// + +#include "tests/scudo_unit_test.h" + +#include "timing.h" + +#include <string> + +class ScudoTimingTest : public Test { +public: + void testFunc1() { scudo::ScopedTimer ST(Manager, __func__); } + + void testFunc2() { + scudo::ScopedTimer ST(Manager, __func__); + testFunc1(); + } + + void testChainedCalls() { + scudo::ScopedTimer ST(Manager, __func__); + testFunc2(); + } + + void testIgnoredTimer() { + scudo::ScopedTimer ST(Manager, __func__); + ST.ignore(); + } + + void printAllTimersStats() { Manager.printAll(); } + + scudo::TimingManager &getTimingManager() { return Manager; } + +private: + scudo::TimingManager Manager; +}; + +// Given that the output of statistics of timers are dumped through +// `scudo::Printf` which is platform dependent, so we don't have a reliable way +// to catch the output and verify the details. Now we only verify the number of +// invocations on linux. +TEST_F(ScudoTimingTest, SimpleTimer) { +#if SCUDO_LINUX + testing::internal::LogToStderr(); + testing::internal::CaptureStderr(); +#endif + + testIgnoredTimer(); + testChainedCalls(); + printAllTimersStats(); + +#if SCUDO_LINUX + std::string output = testing::internal::GetCapturedStderr(); + EXPECT_TRUE(output.find("testIgnoredTimer (1)") == std::string::npos); + EXPECT_TRUE(output.find("testChainedCalls (1)") != std::string::npos); + EXPECT_TRUE(output.find("testFunc2 (1)") != std::string::npos); + EXPECT_TRUE(output.find("testFunc1 (1)") != std::string::npos); +#endif +} + +TEST_F(ScudoTimingTest, NestedTimer) { +#if SCUDO_LINUX + testing::internal::LogToStderr(); + testing::internal::CaptureStderr(); +#endif + + { + scudo::ScopedTimer Outer(getTimingManager(), "Outer"); + { + scudo::ScopedTimer Inner1(getTimingManager(), Outer, "Inner1"); + { scudo::ScopedTimer Inner2(getTimingManager(), Inner1, "Inner2"); } + } + } + printAllTimersStats(); + +#if SCUDO_LINUX + std::string output = testing::internal::GetCapturedStderr(); + EXPECT_TRUE(output.find("Outer (1)") != std::string::npos); + EXPECT_TRUE(output.find("Inner1 (1)") != std::string::npos); + EXPECT_TRUE(output.find("Inner2 (1)") != std::string::npos); +#endif +} |