Files
MapLibreParticleLab/test/miscellaneous/worker.cpp
2015-05-08 16:43:18 +02:00

105 lines
2.2 KiB
C++

#include "../fixtures/util.hpp"
#include <mbgl/util/worker.hpp>
#include <mbgl/util/work_request.hpp>
#include <mbgl/util/run_loop.hpp>
using namespace mbgl;
using namespace mbgl::util;
TEST(Worker, ExecutesWorkAndAfter) {
RunLoop loop(uv_default_loop());
Worker worker(1);
std::unique_ptr<WorkRequest> request;
bool didWork = false;
bool didAfter = false;
loop.invoke([&] {
request = worker.send([&] {
didWork = true;
}, [&] {
didAfter = true;
loop.stop();
});
});
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
EXPECT_TRUE(didWork);
EXPECT_TRUE(didAfter);
}
TEST(Worker, WorkRequestDeletionWaitsForWorkToComplete) {
RunLoop loop(uv_default_loop());
Worker worker(1);
std::promise<void> started;
bool didWork = false;
loop.invoke([&] {
auto request = worker.send([&] {
started.set_value();
usleep(10000);
didWork = true;
}, [&] {});
started.get_future().get();
request.reset();
EXPECT_TRUE(didWork);
loop.stop();
});
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
}
TEST(Worker, WorkRequestJoinCancelsAfter) {
RunLoop loop(uv_default_loop());
Worker worker(1);
std::promise<void> started;
bool didAfter = false;
loop.invoke([&] {
auto request = worker.send([&] {
started.set_value();
}, [&] {
didAfter = true;
});
started.get_future().get();
request.reset();
loop.stop();
});
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
EXPECT_FALSE(didAfter);
}
TEST(Worker, WorkRequestCancelsImmediately) {
RunLoop loop(uv_default_loop());
Worker worker(1);
loop.invoke([&] {
std::promise<void> started;
// First worker item.
auto request1 = worker.send([&] {
usleep(10000);
started.set_value();
}, [&] {});
auto request2 = worker.send([&] {
ADD_FAILURE() << "Second work item should not be invoked";
}, [&] {});
request2.reset();
started.get_future().get();
request1.reset();
loop.stop();
});
uv_run(uv_default_loop(), UV_RUN_DEFAULT);
}