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175 lines
3.6 KiB
C++
175 lines
3.6 KiB
C++
/*
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Copyright (C) 2020 The Falco Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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#include "profiler.h"
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#include <catch.hpp>
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#include <thread>
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#include <chrono>
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#include <hedley.h>
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#include <cstdlib>
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#include <iostream>
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void profile_empty_func()
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{
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PROFILEME();
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}
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// void profiler_test_do_work()
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// {
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// PROFILEME();
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// std::this_thread::sleep_for(std::chrono::seconds(1));
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// }
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// void profiler_test_do_work2()
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// {
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// PROFILEME();
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// profiler_test_do_work();
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// std::this_thread::sleep_for(std::chrono::seconds(1));
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// }
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// TEST_CASE("profiler tests", "[profiler]")
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// {
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// SECTION("profiler needs to be allocated before usage")
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// {
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// alloc_chunk();
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// REQUIRE(chunks.size() == 1);
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// REQUIRE(labels.empty());
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// }
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// SECTION("calling a profiled function results in labels and chunks increase")
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// {
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// profiler_test_do_work();
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// REQUIRE(labels.size() == 1);
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// REQUIRE(chunks.size() == 1);
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// }
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// SECTION("calling just another profiled function that calls the one previously called should only increase labels by one")
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// {
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// profiler_test_do_work2();
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// REQUIRE(labels.size() == 2);
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// REQUIRE(chunks.size() == 1);
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// }
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// SECTION("clean")
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// {
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// labels.clear();
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// chunks.clear();
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// REQUIRE(labels.empty());
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// REQUIRE(chunks.empty());
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// }
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// }
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void BB()
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{
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PROFILEME();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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}
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void AA()
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{
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PROFILEME();
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BB();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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}
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void CC()
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{
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PROFILEME();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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}
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void A()
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{
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PROFILEME();
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AA();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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BB();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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CC();
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std::this_thread::sleep_for(std::chrono::microseconds(1));
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AA();
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}
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TEST_CASE("aaa", "[profiler]")
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{
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alloc_chunk();
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A();
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for(std::vector<int>::size_type j = 0; j != chunks.size(); j++)
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{
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auto *c = chunks[j].begin;
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for(int i = 0; i < CHUNK_SIZE; i++) // i < 70
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{
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char b[1024];
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sprintf(b, "%ld - %03d: %u", j, i, c[i]);
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std::cout << std::string(b) << std::endl;
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}
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}
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// Ordine costruttori:
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// A
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// AA1
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// BB1
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// BB2
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// CC1
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// AA2
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// BB3
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// 2147483648 -> 0
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// 2147483649 -> 2147483648
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// 2147483650 -> 2147483649
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// 2147483650 -> 2147483648
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// 2147483651 -> 2147483648
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// 2147483649 -> 2147483648
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// 2147483650 -> 2147483649
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// Ordine distruttori:
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// BB1
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// AA1
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// BB2
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// CC1
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// BB3
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// AA2
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// A
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labels.clear();
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chunks.clear();
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REQUIRE(labels.empty());
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REQUIRE(chunks.empty());
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}
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TEST_CASE("ccc", "[profiler]")
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{
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alloc_chunk();
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REQUIRE(chunks.size() == 1);
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size_t expected_chunks = 2;
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int how_many_times = (CHUNK_SIZE / CHUNK_ELEMENTS) * HEDLEY_STATIC_CAST(int, expected_chunks);
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// Use lt (<) to avoid pre-allocation of a new chunk at last element of previous chunk
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for(int i = 1; i < how_many_times; i++)
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{
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profile_empty_func();
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}
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REQUIRE(labels.size() == 1);
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REQUIRE(chunks.size() == expected_chunks);
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labels.clear();
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chunks.clear();
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REQUIRE(labels.empty());
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REQUIRE(chunks.empty());
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} |