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#include "../test.h"
#include "rxcpp/operators/rx-timeout.hpp"
using namespace std::chrono;
SCENARIO("should timeout if the source never emits any items", "[timeout][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto so = rx::synchronize_in_one_worker(sc);
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
rxcpp::timeout_error ex("timeout has occurred");
auto xs = sc.make_hot_observable({
on.next(150, 1)
});
WHEN("timeout is set"){
auto res = w.start(
[so, xs]() {
return xs
| rxo::timeout(milliseconds(10), so);
}
);
THEN("the error notification message is captured"){
auto required = rxu::to_vector({
on.error(211, ex)
});
auto actual = res.get_observer().messages();
REQUIRE(required == actual);
}
THEN("there was 1 subscription/unsubscription to the source"){
auto required = rxu::to_vector({
on.subscribe(200, 212)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("should not timeout if completed before the specified timeout duration", "[timeout][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto so = rx::synchronize_in_one_worker(sc);
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(150, 1),
on.completed(250)
});
WHEN("timeout is set"){
auto res = w.start(
[so, xs]() {
return xs.timeout(so, milliseconds(100));
}
);
THEN("the output only contains complete message"){
auto required = rxu::to_vector({
on.completed(251)
});
auto actual = res.get_observer().messages();
REQUIRE(required == actual);
}
THEN("there was 1 subscription/unsubscription to the source"){
auto required = rxu::to_vector({
on.subscribe(200, 250)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("should not timeout if all items are emitted within the specified timeout duration", "[timeout][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto so = rx::synchronize_in_one_worker(sc);
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(150, 1),
on.next(210, 2),
on.next(240, 3),
on.completed(250)
});
WHEN("timeout is set"){
auto res = w.start(
[so, xs]() {
return xs.timeout(milliseconds(40), so);
}
);
THEN("the output contains the emitted items while subscribed"){
auto required = rxu::to_vector({
on.next(211, 2),
on.next(241, 3),
on.completed(251)
});
auto actual = res.get_observer().messages();
REQUIRE(required == actual);
}
THEN("there was 1 subscription/unsubscription to the source"){
auto required = rxu::to_vector({
on.subscribe(200, 250)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("should timeout if there are no emitted items within the timeout duration", "[timeout][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto so = rx::synchronize_in_one_worker(sc);
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
rxcpp::timeout_error ex("timeout has occurred");
auto xs = sc.make_hot_observable({
on.next(150, 1),
on.next(210, 2),
on.next(240, 3),
// -- no emissions
on.completed(300)
});
WHEN("timeout is set"){
auto res = w.start(
[so, xs]() {
return xs.timeout(milliseconds(40), so);
}
);
THEN("an error notification message is captured"){
auto required = rxu::to_vector({
on.next(211, 2),
on.next(241, 3),
on.error(281, ex)
});
auto actual = res.get_observer().messages();
REQUIRE(required == actual);
}
THEN("there was 1 subscription/unsubscription to the source"){
auto required = rxu::to_vector({
on.subscribe(200, 282)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("should not timeout if there is an error", "[timeout][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto so = rx::synchronize_in_one_worker(sc);
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
std::runtime_error ex("on_error from source");
auto xs = sc.make_hot_observable({
on.next(150, 1),
on.error(250, ex)
});
WHEN("timeout is set"){
auto res = w.start(
[so, xs]() {
return xs.timeout(milliseconds(100), so);
}
);
THEN("the output contains only an error message"){
auto required = rxu::to_vector({
on.error(251, ex)
});
auto actual = res.get_observer().messages();
REQUIRE(required == actual);
}
THEN("there was 1 subscription/unsubscription to the source"){
auto required = rxu::to_vector({
on.subscribe(200, 250)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
|
