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#include "acutest/acutest.h"
#include "config.hpp"
#include "str.hpp"
#include "thread_pool.hpp"
#include <atomic>
#include <chrono>
#include <numeric>
#include <thread>
void
test_nop()
{
TEST_CHECK(true);
}
void
test_config_bool()
{
ConfigBOOL v;
TEST_CHECK(v.from_string("true") == 0);
TEST_CHECK(v == true);
TEST_CHECK(v.to_string() == "true");
TEST_CHECK(v.from_string("false") == 0);
TEST_CHECK(v == false);
TEST_CHECK(v.to_string() == "false");
TEST_CHECK(v.from_string("asdf") == -EINVAL);
}
void
test_config_uint64()
{
ConfigU64 v;
TEST_CHECK(v.from_string("0") == 0);
TEST_CHECK(v == (uint64_t)0);
TEST_CHECK(v.to_string() == "0");
TEST_CHECK(v.from_string("123") == 0);
TEST_CHECK(v == (uint64_t)123);
TEST_CHECK(v.to_string() == "123");
TEST_CHECK(v.from_string("1234567890") == 0);
TEST_CHECK(v == (uint64_t)1234567890);
TEST_CHECK(v.to_string() == "1234567890");
TEST_CHECK(v.from_string("asdf") == -EINVAL);
}
void
test_config_int()
{
ConfigINT v;
TEST_CHECK(v.from_string("0") == 0);
TEST_CHECK(v == (int)0);
TEST_CHECK(v.to_string() == "0");
TEST_CHECK(v.from_string("123") == 0);
TEST_CHECK(v == (int)123);
TEST_CHECK(v.to_string() == "123");
TEST_CHECK(v.from_string("1234567890") == 0);
TEST_CHECK(v == (int)1234567890);
TEST_CHECK(v.to_string() == "1234567890");
TEST_CHECK(v.from_string("asdf") == -EINVAL);
}
void
test_config_str()
{
ConfigSTR v;
TEST_CHECK(v.from_string("foo") == 0);
TEST_CHECK(v == "foo");
TEST_CHECK(v.to_string() == "foo");
}
void
test_str_stuff()
{
std::vector<std::string> v;
std::set<std::string> s;
std::pair<std::string, std::string> kv;
// split() - vector
v = str::split("",':');
TEST_CHECK(v.size() == 0);
v = str::split("a:b:c",':');
TEST_CHECK(v.size() == 3);
TEST_CHECK(v[0] == "a");
TEST_CHECK(v[1] == "b");
TEST_CHECK(v[2] == "c");
v = str::split("a::b:c",':');
TEST_CHECK(v.size() == 4);
TEST_CHECK(v[0] == "a");
TEST_CHECK(v[1] == "");
TEST_CHECK(v[2] == "b");
TEST_CHECK(v[3] == "c");
v = str::split("single",':');
TEST_CHECK(v.size() == 1);
TEST_CHECK(v[0] == "single");
// split_to_set()
s = str::split_to_set("",':');
TEST_CHECK(s.size() == 0);
s = str::split_to_set("a:b:c",':');
TEST_CHECK(s.size() == 3);
TEST_CHECK(s.count("a") == 1);
TEST_CHECK(s.count("b") == 1);
TEST_CHECK(s.count("c") == 1);
s = str::split_to_set("a:a:b",':');
TEST_CHECK(s.size() == 2);
TEST_CHECK(s.count("a") == 1);
TEST_CHECK(s.count("b") == 1);
// split_on_null()
std::string nullstr = "hello";
nullstr += '\0';
nullstr += "world";
nullstr += '\0';
nullstr += "test";
v = str::split_on_null(std::string_view(nullstr.data(), nullstr.size()));
TEST_CHECK(v.size() == 3);
TEST_CHECK(v[0] == "hello");
TEST_CHECK(v[1] == "world");
TEST_CHECK(v[2] == "test");
v = str::split_on_null("");
TEST_CHECK(v.size() == 0);
// lsplit1()
v = str::lsplit1("foo=bar=baz",'=');
TEST_CHECK(v.size() == 2);
TEST_CHECK(v[0] == "foo");
TEST_CHECK(v[1] == "bar=baz");
v = str::lsplit1("",'=');
TEST_CHECK(v.size() == 0);
v = str::lsplit1("no_delimiter",'=');
TEST_CHECK(v.size() == 1);
TEST_CHECK(v[0] == "no_delimiter");
// rsplit1()
v = str::rsplit1("foo=bar=baz",'=');
TEST_CHECK(v.size() == 2);
TEST_CHECK(v[0] == "foo=bar");
TEST_CHECK(v[1] == "baz");
v = str::rsplit1("",'=');
TEST_CHECK(v.size() == 0);
v = str::rsplit1("no_delimiter",'=');
TEST_CHECK(v.size() == 1);
TEST_CHECK(v[0] == "no_delimiter");
// splitkv()
kv = str::splitkv("key=value", '=');
TEST_CHECK(kv.first == "key");
TEST_CHECK(kv.second == "value");
kv = str::splitkv("key=", '=');
TEST_CHECK(kv.first == "key");
TEST_CHECK(kv.second == "");
kv = str::splitkv("key", '=');
TEST_CHECK(kv.first == "key");
TEST_CHECK(kv.second == "");
kv = str::splitkv("", '=');
TEST_CHECK(kv.first == "");
TEST_CHECK(kv.second == "");
// join() - vector with substr
v = {"abc", "def", "ghi"};
std::string joined = str::join(v, 1, ':');
TEST_CHECK(joined == "bc:ef:hi");
// join() - vector
joined = str::join(v, ':');
TEST_CHECK(joined == "abc:def:ghi");
v = {"single"};
joined = str::join(v, ':');
TEST_CHECK(joined == "single");
v = {};
joined = str::join(v, ':');
TEST_CHECK(joined == "");
// join() - set
s = {"a", "b", "c"};
joined = str::join(s, ':');
TEST_CHECK(joined == "a:b:c");
s = {};
joined = str::join(s, ':');
TEST_CHECK(joined == "");
// longest_common_prefix_index()
v = {"/foo/bar", "/foo/baz", "/foo/qux"};
TEST_CHECK(str::longest_common_prefix_index(v) == 5);
v = {"/foo/bar"};
TEST_CHECK(str::longest_common_prefix_index(v) == std::string::npos);
v = {};
TEST_CHECK(str::longest_common_prefix_index(v) == std::string::npos);
v = {"abc", "xyz"};
TEST_CHECK(str::longest_common_prefix_index(v) == 0);
// longest_common_prefix()
v = {"/foo/bar", "/foo/baz"};
TEST_CHECK(str::longest_common_prefix(v) == "/foo/ba");
v = {"/foo/bar"}; // Single element - returns empty string (implementation detail)
TEST_CHECK(str::longest_common_prefix(v) == "");
v = {};
TEST_CHECK(str::longest_common_prefix(v) == "");
// remove_common_prefix_and_join()
v = {"/foo/bar", "/foo/baz", "/foo/qux"};
joined = str::remove_common_prefix_and_join(v, ':');
TEST_CHECK(joined == "bar:baz:qux");
v = {};
joined = str::remove_common_prefix_and_join(v, ':');
TEST_CHECK(joined == "");
// startswith() - string_view
TEST_CHECK(str::startswith("hello world", "hello") == true);
TEST_CHECK(str::startswith("hello world", "world") == false);
TEST_CHECK(str::startswith("hello", "hello world") == false);
TEST_CHECK(str::startswith("", "") == true);
TEST_CHECK(str::startswith("hello", "") == true);
// startswith() - char*
TEST_CHECK(str::startswith("hello world", "hello") == true);
TEST_CHECK(str::startswith("hello world", "world") == false);
// endswith()
TEST_CHECK(str::endswith("hello world", "world") == true);
TEST_CHECK(str::endswith("hello world", "hello") == false);
TEST_CHECK(str::endswith("hello", "hello world") == false);
TEST_CHECK(str::endswith("", "") == true);
TEST_CHECK(str::endswith("hello", "") == true);
// trim()
TEST_CHECK(str::trim(" hello ") == "hello");
TEST_CHECK(str::trim("hello") == "hello");
TEST_CHECK(str::trim(" ") == "");
TEST_CHECK(str::trim("") == "");
TEST_CHECK(str::trim("\t\nhello\r\n") == "hello");
TEST_CHECK(str::trim(" hello world ") == "hello world");
// eq()
TEST_CHECK(str::eq("hello", "hello") == true);
TEST_CHECK(str::eq("hello", "world") == false);
TEST_CHECK(str::eq("", "") == true);
// replace()
TEST_CHECK(str::replace("hello world", ' ', '_') == "hello_world");
TEST_CHECK(str::replace("abc", 'x', 'y') == "abc");
TEST_CHECK(str::replace("", 'x', 'y') == "");
TEST_CHECK(str::replace("aaa", 'a', 'b') == "bbb");
// erase_fnmatches()
v = {"foo.txt", "bar.cpp", "baz.h", "test.txt"};
std::vector<std::string> patterns = {"*.txt"};
str::erase_fnmatches(patterns, v);
TEST_CHECK(v.size() == 2);
// Order may vary, just check elements exist
bool has_bar_cpp = false;
bool has_baz_h = false;
for(const auto& s : v) {
if(s == "bar.cpp") has_bar_cpp = true;
if(s == "baz.h") has_baz_h = true;
}
TEST_CHECK(has_bar_cpp);
TEST_CHECK(has_baz_h);
v = {"foo.txt", "bar.cpp"};
patterns = {"*.txt", "*.cpp"};
str::erase_fnmatches(patterns, v);
TEST_CHECK(v.size() == 0);
v = {"foo.txt", "bar.cpp"};
patterns = {};
str::erase_fnmatches(patterns, v);
TEST_CHECK(v.size() == 2);
}
void
test_config_branches()
{
uint64_t minfreespace = 1234;
Branches b;
b.minfreespace = minfreespace;
Branches::Ptr bcp0;
Branches::Ptr bcp1;
TEST_CHECK(b->minfreespace() == 1234);
TEST_CHECK(b.to_string() == "");
// Parse initial value for branch
TEST_CHECK(b.from_string(b.to_string()) == 0);
bcp0 = b;
TEST_CHECK(b.from_string("/foo/bar") == 0);
TEST_CHECK(b.to_string() == "/foo/bar=RW");
bcp1 = b;
TEST_CHECK(bcp0.get() != bcp1.get());
TEST_CHECK(b.from_string("/foo/bar=RW,1234") == 0);
TEST_CHECK(b.to_string() == "/foo/bar=RW,1234");
TEST_CHECK(b.from_string("/foo/bar=RO,1234:/foo/baz=NC,4321") == 0);
TEST_CHECK(b.to_string() == "/foo/bar=RO,1234:/foo/baz=NC,4321");
bcp0 = b;
TEST_CHECK((*bcp0).size() == 2);
TEST_CHECK((*bcp0)[0].path == "/foo/bar");
TEST_CHECK((*bcp0)[0].minfreespace() == 1234);
TEST_MSG("minfreespace: expected = %lu; produced = %lu",
1234UL,
(*bcp0)[0].minfreespace());
TEST_CHECK((*bcp0)[1].path == "/foo/baz");
TEST_CHECK((*bcp0)[1].minfreespace() == 4321);
TEST_MSG("minfreespace: expected = %lu; produced = %lu",
4321UL,
(*bcp0)[1].minfreespace());
TEST_CHECK(b.from_string("foo/bar") == 0);
TEST_CHECK(b.from_string("./foo/bar") == 0);
TEST_CHECK(b.from_string("./foo/bar:/bar/baz:blah/asdf") == 0);
}
void
test_config_cachefiles()
{
CacheFiles cf;
TEST_CHECK(cf.from_string("off") == 0);
TEST_CHECK(cf.to_string() == "off");
TEST_CHECK(cf.from_string("partial") == 0);
TEST_CHECK(cf.to_string() == "partial");
TEST_CHECK(cf.from_string("full") == 0);
TEST_CHECK(cf.to_string() == "full");
TEST_CHECK(cf.from_string("auto-full") == 0);
TEST_CHECK(cf.to_string() == "auto-full");
TEST_CHECK(cf.from_string("foobar") == -EINVAL);
}
void
test_config_inodecalc()
{
InodeCalc ic("passthrough");
TEST_CHECK(ic.from_string("passthrough") == 0);
TEST_CHECK(ic.to_string() == "passthrough");
TEST_CHECK(ic.from_string("path-hash") == 0);
TEST_CHECK(ic.to_string() == "path-hash");
TEST_CHECK(ic.from_string("devino-hash") == 0);
TEST_CHECK(ic.to_string() == "devino-hash");
TEST_CHECK(ic.from_string("hybrid-hash") == 0);
TEST_CHECK(ic.to_string() == "hybrid-hash");
TEST_CHECK(ic.from_string("path-hash32") == 0);
TEST_CHECK(ic.to_string() == "path-hash32");
TEST_CHECK(ic.from_string("devino-hash32") == 0);
TEST_CHECK(ic.to_string() == "devino-hash32");
TEST_CHECK(ic.from_string("hybrid-hash32") == 0);
TEST_CHECK(ic.to_string() == "hybrid-hash32");
TEST_CHECK(ic.from_string("asdf") == -EINVAL);
}
void
test_config_moveonenospc()
{
MoveOnENOSPC m(false);
TEST_CHECK(m.to_string() == "false");
TEST_CHECK(m.from_string("mfs") == 0);
TEST_CHECK(m.to_string() == "mfs");
TEST_CHECK(m.from_string("mspmfs") == 0);
TEST_CHECK(m.to_string() == "mspmfs");
TEST_CHECK(m.from_string("true") == 0);
TEST_CHECK(m.to_string() == "pfrd");
TEST_CHECK(m.from_string("blah") == -EINVAL);
}
void
test_config_nfsopenhack()
{
NFSOpenHack n;
TEST_CHECK(n.from_string("off") == 0);
TEST_CHECK(n.to_string() == "off");
TEST_CHECK(n == NFSOpenHack::ENUM::OFF);
TEST_CHECK(n.from_string("git") == 0);
TEST_CHECK(n.to_string() == "git");
TEST_CHECK(n == NFSOpenHack::ENUM::GIT);
TEST_CHECK(n.from_string("all") == 0);
TEST_CHECK(n.to_string() == "all");
TEST_CHECK(n == NFSOpenHack::ENUM::ALL);
}
void
test_config_readdir()
{
}
void
test_config_statfs()
{
StatFS s;
TEST_CHECK(s.from_string("base") == 0);
TEST_CHECK(s.to_string() == "base");
TEST_CHECK(s == StatFS::ENUM::BASE);
TEST_CHECK(s.from_string("full") == 0);
TEST_CHECK(s.to_string() == "full");
TEST_CHECK(s == StatFS::ENUM::FULL);
TEST_CHECK(s.from_string("asdf") == -EINVAL);
}
void
test_config_statfs_ignore()
{
StatFSIgnore s;
TEST_CHECK(s.from_string("none") == 0);
TEST_CHECK(s.to_string() == "none");
TEST_CHECK(s == StatFSIgnore::ENUM::NONE);
TEST_CHECK(s.from_string("ro") == 0);
TEST_CHECK(s.to_string() == "ro");
TEST_CHECK(s == StatFSIgnore::ENUM::RO);
TEST_CHECK(s.from_string("nc") == 0);
TEST_CHECK(s.to_string() == "nc");
TEST_CHECK(s == StatFSIgnore::ENUM::NC);
TEST_CHECK(s.from_string("asdf") == -EINVAL);
}
void
test_config_xattr()
{
XAttr x;
TEST_CHECK(x.from_string("passthrough") == 0);
TEST_CHECK(x.to_string() == "passthrough");
TEST_CHECK(x == XAttr::ENUM::PASSTHROUGH);
TEST_CHECK(x.from_string("noattr") == 0);
TEST_CHECK(x.to_string() == "noattr");
TEST_CHECK(x == XAttr::ENUM::NOATTR);
TEST_CHECK(x.from_string("nosys") == 0);
TEST_CHECK(x.to_string() == "nosys");
TEST_CHECK(x == XAttr::ENUM::NOSYS);
TEST_CHECK(x.from_string("asdf") == -EINVAL);
}
void
test_config()
{
Config cfg;
TEST_CHECK(cfg.set("async-read","true") == 0);
}
// =====================================================================
// ThreadPool tests
// =====================================================================
void
test_tp_construct_default()
{
ThreadPool tp(2, 4, "test.default");
auto threads = tp.threads();
TEST_CHECK(threads.size() == 2);
}
void
test_tp_construct_named()
{
ThreadPool tp(1, 2, "test.named");
auto threads = tp.threads();
TEST_CHECK(threads.size() == 1);
}
void
test_tp_construct_zero_threads_throws()
{
bool threw = false;
try
{
ThreadPool tp(0, 4, "test.zero");
}
catch(const std::runtime_error &)
{
threw = true;
}
TEST_CHECK(threw);
}
void
test_tp_enqueue_work()
{
ThreadPool tp(2, 4, "test.ew");
std::atomic<int> counter{0};
for(int i = 0; i < 10; ++i)
tp.enqueue_work([&counter](){ counter.fetch_add(1); });
// wait for completion
for(int i = 0; i < 1000 && counter.load() < 10; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 10);
}
void
test_tp_enqueue_work_with_ptoken()
{
ThreadPool tp(2, 4, "test.ewp");
std::atomic<int> counter{0};
auto ptok = tp.ptoken();
for(int i = 0; i < 10; ++i)
tp.enqueue_work(ptok, [&counter](){ counter.fetch_add(1); });
for(int i = 0; i < 1000 && counter.load() < 10; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 10);
}
void
test_tp_try_enqueue_work()
{
// Use 1 thread and a small queue depth of 2
ThreadPool tp(1, 2, "test.tew");
std::atomic<int> counter{0};
// These should succeed (queue has room)
bool ok = tp.try_enqueue_work([&counter](){ counter.fetch_add(1); });
TEST_CHECK(ok);
for(int i = 0; i < 1000 && counter.load() < 1; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 1);
}
void
test_tp_try_enqueue_work_with_ptoken()
{
ThreadPool tp(1, 2, "test.tewp");
std::atomic<int> counter{0};
auto ptok = tp.ptoken();
bool ok = tp.try_enqueue_work(ptok, [&counter](){ counter.fetch_add(1); });
TEST_CHECK(ok);
for(int i = 0; i < 1000 && counter.load() < 1; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 1);
}
void
test_tp_try_enqueue_work_for()
{
ThreadPool tp(1, 2, "test.tewf");
std::atomic<int> counter{0};
bool ok = tp.try_enqueue_work_for(100000, // 100ms
[&counter](){ counter.fetch_add(1); });
TEST_CHECK(ok);
for(int i = 0; i < 1000 && counter.load() < 1; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 1);
}
void
test_tp_try_enqueue_work_for_with_ptoken()
{
ThreadPool tp(1, 2, "test.tewfp");
std::atomic<int> counter{0};
auto ptok = tp.ptoken();
bool ok = tp.try_enqueue_work_for(ptok,
100000, // 100ms
[&counter](){ counter.fetch_add(1); });
TEST_CHECK(ok);
for(int i = 0; i < 1000 && counter.load() < 1; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 1);
}
void
test_tp_enqueue_task_int()
{
ThreadPool tp(2, 4, "test.eti");
auto future = tp.enqueue_task([]() -> int { return 42; });
TEST_CHECK(future.get() == 42);
}
void
test_tp_enqueue_task_void()
{
ThreadPool tp(2, 4, "test.etv");
std::atomic<bool> ran{false};
auto future = tp.enqueue_task([&ran]() { ran.store(true); });
future.get(); // should not throw
TEST_CHECK(ran.load());
}
void
test_tp_enqueue_task_string()
{
ThreadPool tp(2, 4, "test.ets");
auto future = tp.enqueue_task([]() -> std::string { return "hello"; });
TEST_CHECK(future.get() == "hello");
}
void
test_tp_enqueue_task_exception()
{
ThreadPool tp(2, 4, "test.ete");
auto future = tp.enqueue_task([]() -> int
{
throw std::runtime_error("task error");
return 0;
});
bool caught = false;
try
{
future.get();
}
catch(const std::runtime_error &e)
{
caught = true;
TEST_CHECK(std::string(e.what()) == "task error");
}
TEST_CHECK(caught);
}
void
test_tp_threads_returns_correct_count()
{
ThreadPool tp(4, 8, "test.thr");
auto threads = tp.threads();
TEST_CHECK(threads.size() == 4);
// All thread IDs should be non-zero
for(auto t : threads)
TEST_CHECK(t != 0);
}
void
test_tp_threads_unique_ids()
{
ThreadPool tp(4, 8, "test.uid");
auto threads = tp.threads();
// All thread IDs should be unique
for(std::size_t i = 0; i < threads.size(); ++i)
for(std::size_t j = i + 1; j < threads.size(); ++j)
TEST_CHECK(threads[i] != threads[j]);
}
void
test_tp_add_thread()
{
ThreadPool tp(2, 4, "test.add");
TEST_CHECK(tp.threads().size() == 2);
int rv = tp.add_thread();
TEST_CHECK(rv == 0);
TEST_CHECK(tp.threads().size() == 3);
}
void
test_tp_remove_thread()
{
ThreadPool tp(3, 4, "test.rm");
TEST_CHECK(tp.threads().size() == 3);
int rv = tp.remove_thread();
TEST_CHECK(rv == 0);
TEST_CHECK(tp.threads().size() == 2);
}
void
test_tp_remove_thread_refuses_last()
{
ThreadPool tp(1, 4, "test.rmlast");
TEST_CHECK(tp.threads().size() == 1);
int rv = tp.remove_thread();
TEST_CHECK(rv == -EINVAL);
TEST_CHECK(tp.threads().size() == 1);
}
void
test_tp_set_threads_grow()
{
ThreadPool tp(2, 8, "test.grow");
TEST_CHECK(tp.threads().size() == 2);
int rv = tp.set_threads(4);
TEST_CHECK(rv == 0);
TEST_CHECK(tp.threads().size() == 4);
}
void
test_tp_set_threads_shrink()
{
ThreadPool tp(4, 8, "test.shrink");
TEST_CHECK(tp.threads().size() == 4);
int rv = tp.set_threads(2);
TEST_CHECK(rv == 0);
TEST_CHECK(tp.threads().size() == 2);
}
void
test_tp_set_threads_zero()
{
ThreadPool tp(2, 4, "test.sz");
int rv = tp.set_threads(0);
TEST_CHECK(rv == -EINVAL);
TEST_CHECK(tp.threads().size() == 2);
}
void
test_tp_set_threads_same()
{
ThreadPool tp(3, 4, "test.same");
int rv = tp.set_threads(3);
TEST_CHECK(rv == 0);
TEST_CHECK(tp.threads().size() == 3);
}
void
test_tp_work_after_add_thread()
{
ThreadPool tp(1, 4, "test.waat");
tp.add_thread();
tp.add_thread();
std::atomic<int> counter{0};
const int N = 20;
for(int i = 0; i < N; ++i)
tp.enqueue_work([&counter](){ counter.fetch_add(1); });
for(int i = 0; i < 2000 && counter.load() < N; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == N);
}
void
test_tp_work_after_remove_thread()
{
ThreadPool tp(3, 4, "test.wart");
tp.remove_thread();
std::atomic<int> counter{0};
const int N = 10;
for(int i = 0; i < N; ++i)
tp.enqueue_work([&counter](){ counter.fetch_add(1); });
for(int i = 0; i < 2000 && counter.load() < N; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == N);
}
void
test_tp_worker_exception_no_crash()
{
ThreadPool tp(2, 4, "test.exc");
// Enqueue work that throws -- pool should not crash
tp.enqueue_work([](){
throw std::runtime_error("deliberate error");
});
// Enqueue normal work after the exception
std::atomic<bool> ran{false};
tp.enqueue_work([&ran](){ ran.store(true); });
for(int i = 0; i < 1000 && !ran.load(); ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(ran.load());
}
void
test_tp_concurrent_enqueue()
{
ThreadPool tp(4, 64, "test.conc");
std::atomic<int> counter{0};
const int PRODUCERS = 4;
const int ITEMS_PER = 50;
const int TOTAL = PRODUCERS * ITEMS_PER;
std::vector<std::thread> producers;
for(int p = 0; p < PRODUCERS; ++p)
{
producers.emplace_back([&tp, &counter]()
{
auto ptok = tp.ptoken();
for(int i = 0; i < ITEMS_PER; ++i)
tp.enqueue_work(ptok, [&counter](){ counter.fetch_add(1); });
});
}
for(auto &t : producers)
t.join();
for(int i = 0; i < 5000 && counter.load() < TOTAL; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == TOTAL);
}
void
test_tp_enqueue_task_multiple()
{
ThreadPool tp(4, 16, "test.etm");
std::vector<std::future<int>> futures;
const int N = 20;
for(int i = 0; i < N; ++i)
futures.push_back(tp.enqueue_task([i]() -> int { return i * i; }));
for(int i = 0; i < N; ++i)
TEST_CHECK(futures[i].get() == i * i);
}
void
test_tp_ptoken_creation()
{
ThreadPool tp(2, 4, "test.ptok");
// Multiple ptokens should be independently usable
auto ptok1 = tp.ptoken();
auto ptok2 = tp.ptoken();
std::atomic<int> counter{0};
tp.enqueue_work(ptok1, [&counter](){ counter.fetch_add(1); });
tp.enqueue_work(ptok2, [&counter](){ counter.fetch_add(1); });
for(int i = 0; i < 1000 && counter.load() < 2; ++i)
std::this_thread::sleep_for(std::chrono::milliseconds(1));
TEST_CHECK(counter.load() == 2);
}
void
test_tp_destruction_drains_queue()
{
std::atomic<int> counter{0};
{
ThreadPool tp(2, 64, "test.drain");
for(int i = 0; i < 50; ++i)
tp.enqueue_work([&counter](){
counter.fetch_add(1);
});
// destructor runs here -- should drain all queued work
}
TEST_CHECK(counter.load() == 50);
}
void
test_tp_move_only_callable()
{
ThreadPool tp(2, 4, "test.moc");
auto ptr = std::make_unique<int>(99);
auto future = tp.enqueue_task([p = std::move(ptr)]() -> int
{
return *p;
});
TEST_CHECK(future.get() == 99);
}
void
test_tp_work_ordering_single_thread()
{
// With a single thread, work should execute in FIFO order
ThreadPool tp(1, 16, "test.order");
std::vector<int> results;
std::mutex mtx;
const int N = 10;
for(int i = 0; i < N; ++i)
tp.enqueue_work([i, &results, &mtx](){
std::lock_guard<std::mutex> lk(mtx);
results.push_back(i);
});
// Wait for all work to complete
for(int i = 0; i < 2000; ++i)
{
{
std::lock_guard<std::mutex> lk(mtx);
if((int)results.size() == N)
break;
}
std::this_thread::sleep_for(std::chrono::milliseconds(1));
}
std::lock_guard<std::mutex> lk(mtx);
TEST_CHECK((int)results.size() == N);
for(int i = 0; i < N; ++i)
TEST_CHECK(results[i] == i);
}
TEST_LIST =
{
{"nop",test_nop},
{"config_bool",test_config_bool},
{"config_uint64",test_config_uint64},
{"config_int",test_config_int},
{"config_str",test_config_str},
{"config_branches",test_config_branches},
{"config_cachefiles",test_config_cachefiles},
{"config_inodecalc",test_config_inodecalc},
{"config_moveonenospc",test_config_moveonenospc},
{"config_nfsopenhack",test_config_nfsopenhack},
{"config_readdir",test_config_readdir},
{"config_statfs",test_config_statfs},
{"config_statfsignore",test_config_statfs_ignore},
{"config_xattr",test_config_xattr},
{"config",test_config},
{"str",test_str_stuff},
{"tp_construct_default",test_tp_construct_default},
{"tp_construct_named",test_tp_construct_named},
{"tp_construct_zero_threads_throws",test_tp_construct_zero_threads_throws},
{"tp_enqueue_work",test_tp_enqueue_work},
{"tp_enqueue_work_with_ptoken",test_tp_enqueue_work_with_ptoken},
{"tp_try_enqueue_work",test_tp_try_enqueue_work},
{"tp_try_enqueue_work_with_ptoken",test_tp_try_enqueue_work_with_ptoken},
{"tp_try_enqueue_work_for",test_tp_try_enqueue_work_for},
{"tp_try_enqueue_work_for_with_ptoken",test_tp_try_enqueue_work_for_with_ptoken},
{"tp_enqueue_task_int",test_tp_enqueue_task_int},
{"tp_enqueue_task_void",test_tp_enqueue_task_void},
{"tp_enqueue_task_string",test_tp_enqueue_task_string},
{"tp_enqueue_task_exception",test_tp_enqueue_task_exception},
{"tp_enqueue_task_multiple",test_tp_enqueue_task_multiple},
{"tp_threads_returns_correct_count",test_tp_threads_returns_correct_count},
{"tp_threads_unique_ids",test_tp_threads_unique_ids},
{"tp_add_thread",test_tp_add_thread},
{"tp_remove_thread",test_tp_remove_thread},
{"tp_remove_thread_refuses_last",test_tp_remove_thread_refuses_last},
{"tp_set_threads_grow",test_tp_set_threads_grow},
{"tp_set_threads_shrink",test_tp_set_threads_shrink},
{"tp_set_threads_zero",test_tp_set_threads_zero},
{"tp_set_threads_same",test_tp_set_threads_same},
{"tp_work_after_add_thread",test_tp_work_after_add_thread},
{"tp_work_after_remove_thread",test_tp_work_after_remove_thread},
{"tp_worker_exception_no_crash",test_tp_worker_exception_no_crash},
{"tp_concurrent_enqueue",test_tp_concurrent_enqueue},
{"tp_ptoken_creation",test_tp_ptoken_creation},
{"tp_destruction_drains_queue",test_tp_destruction_drains_queue},
{"tp_move_only_callable",test_tp_move_only_callable},
{"tp_work_ordering_single_thread",test_tp_work_ordering_single_thread},
{NULL,NULL}
};