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#include <mutex>
#include <string>
#include <thread>
#include "catch2/catch.hpp"
#include "src/buildtool/multithreading/async_map_node.hpp"
#include "src/buildtool/multithreading/task_system.hpp"
TEST_CASE("No task is queued if the node is never ready", "[async_map_node]") {
std::vector<int> tasks;
std::mutex m;
AsyncMapNode<int, bool> node_never_ready{0};
{
TaskSystem ts;
CHECK_FALSE(
node_never_ready.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(0);
}));
CHECK_FALSE(
node_never_ready.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(1);
}));
CHECK_FALSE(
node_never_ready.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(2);
}));
}
CHECK(tasks.empty());
}
TEST_CASE("Value is set correctly", "[async_map_node]") {
AsyncMapNode<int, bool> node{0};
{
TaskSystem ts;
node.SetAndQueueAwaitingTasks(&ts, true);
}
CHECK(node.GetValue());
}
TEST_CASE("Tasks are queued correctly", "[async_map_node]") {
AsyncMapNode<int, std::string> node{0};
std::vector<int> tasks;
std::mutex m;
{
TaskSystem ts;
CHECK_FALSE(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(0);
}));
CHECK_FALSE(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(1);
}));
CHECK_FALSE(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(2);
}));
{
std::unique_lock l{m};
CHECK(tasks.empty());
}
node.SetAndQueueAwaitingTasks(&ts, "ready");
CHECK(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(3);
}));
CHECK(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(4);
}));
CHECK(node.AddOrQueueAwaitingTask(&ts, [&tasks, &m]() {
std::unique_lock l{m};
// NOLINTNEXTLINE(readability-magic-numbers,cppcoreguidelines-avoid-magic-numbers)
tasks.push_back(5);
}));
}
CHECK(node.GetValue() == "ready");
CHECK_THAT(
tasks,
Catch::Matchers::UnorderedEquals(std::vector<int>{0, 1, 2, 3, 4, 5}));
}
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