69 lines
1.4 KiB
C++
69 lines
1.4 KiB
C++
#include "catch.hpp"
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#include <chrono>
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#include <stdexcept>
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#include <thread>
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#include <osmium/thread/pool.hpp>
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static std::atomic<int> result;
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struct test_job_ok {
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void operator()() const {
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result = 1;
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}
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};
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struct test_job_with_result {
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int operator()() const {
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return 42;
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}
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};
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struct test_job_throw {
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void operator()() const {
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throw std::runtime_error("exception in pool thread");
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}
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};
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TEST_CASE("thread") {
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SECTION("can get access to thread pool") {
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auto& pool = osmium::thread::Pool::instance();
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REQUIRE(pool.queue_empty());
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}
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SECTION("can send job to thread pool") {
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auto& pool = osmium::thread::Pool::instance();
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result = 0;
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auto future = pool.submit(test_job_ok {});
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// wait a bit for the other thread to get a chance to run
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std::this_thread::sleep_for(std::chrono::milliseconds(1));
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REQUIRE(result == 1);
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future.get();
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REQUIRE(true);
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}
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SECTION("can send job to thread pool") {
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auto& pool = osmium::thread::Pool::instance();
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auto future = pool.submit(test_job_with_result {});
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REQUIRE(future.get() == 42);
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}
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SECTION("can throw from job in thread pool") {
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auto& pool = osmium::thread::Pool::instance();
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result = 0;
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auto future = pool.submit(test_job_throw {});
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REQUIRE_THROWS_AS(future.get(), std::runtime_error);
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}
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}
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