ulib/3party/rxcpp/Rx/v2/test/operators/take.cpp
2024-01-10 09:33:36 +08:00

619 lines
19 KiB
C++

#include "../test.h"
#include <rxcpp/operators/rx-take.hpp>
SCENARIO("take 2", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
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(220, 3),
on.next(230, 4),
on.next(240, 5),
on.completed(250)
});
WHEN("2 values are taken"){
auto res = w.start(
[xs]() {
return xs
| rxo::take(2)
// forget type to workaround lambda deduction bug on msvc 2013
| rxo::as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 2),
on.next(220, 3),
on.completed(220)
});
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, 220)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, complete after", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(690)
});
WHEN("20 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(20)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(690)
});
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, 690)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, complete same", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(690)
});
WHEN("17 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(17)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(630)
});
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, 630)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, complete before", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(690)
});
WHEN("10 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(10)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.completed(415)
});
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, 415)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, error after", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
std::runtime_error ex("take on_error from source");
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.error(690, ex)
});
WHEN("20 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(20)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.error(690, 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, 690)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, error same", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.error(690, std::runtime_error("error in unsubscribed stream"))
});
WHEN("17 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(17)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.completed(630)
});
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, 630)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, error before", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10),
on.error(690, std::runtime_error("error in unsubscribed stream"))
});
WHEN("3 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(3)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.completed(270)
});
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, 270)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("take, dispose before", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10)
});
WHEN("3 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(3)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
},
250
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13)
});
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("take, dispose after", "[take][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
auto xs = sc.make_hot_observable({
on.next(70, 6),
on.next(150, 4),
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.next(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
on.next(410, 15),
on.next(415, 16),
on.next(460, 72),
on.next(510, 76),
on.next(560, 32),
on.next(570, -100),
on.next(580, -3),
on.next(590, 5),
on.next(630, 10)
});
WHEN("3 values are taken"){
auto res = w.start(
[xs]() {
return xs
.take(3)
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
},
400
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(210, 9),
on.next(230, 13),
on.next(270, 7),
on.completed(270)
});
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, 270)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}