#include "../test.h"
#include <rxcpp/operators/rx-skip_while.hpp>
namespace {
class not_equal_to {
int value;
public:
not_equal_to(int value) : value(value) { }
bool operator()(int i) const {
return i != value;
}
};
}
SCENARIO("skip_while not equal to 4", "[skip_while][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("values before 4 are taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(4))
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed"){
auto required = rxu::to_vector({
on.next(230, 4),
on.next(240, 5),
on.completed(250)
});
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("skip_while, complete after", "[skip_while][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("none are taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(0))
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output contains no items sent while subscribed"){
auto required = rxu::to_vector({
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("skip_while, complete before", "[skip_while][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("7 values are taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(72))
// 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(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("skip_while, error after", "[skip_while][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
std::runtime_error ex("skip_while 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("no values are taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(0))
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
}
);
THEN("the output only contains items sent while subscribed and the error"){
auto required = rxu::to_vector({
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("skip_while, error before", "[skip_while][operators]"){
GIVEN("a source"){
auto sc = rxsc::make_test();
auto w = sc.create_worker();
const rxsc::test::messages<int> on;
std::runtime_error ex("skip_while 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.error(500, ex),
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("only one value is taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(72))
// 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(460, 72),
on.error(500, 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, 500)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}
SCENARIO("skip_while, dispose before", "[skip_while][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, 100),
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
.skip_while(not_equal_to(100))
// forget type to workaround lambda deduction bug on msvc 2013
.as_dynamic();
},
250
);
THEN("the output only contains items sent while subscribed"){
std::vector<rxcpp::notifications::recorded<std::shared_ptr<rxcpp::notifications::detail::notification_base<int> > > > required;
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("skip_while, dispose after", "[skip_while][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), //this is skipped due to delayed subscription
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("5 values are taken"){
auto res = w.start(
[xs]() {
return xs
.skip_while(not_equal_to(1))
// 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(280, 1),
on.next(300, -1),
on.next(310, 3),
on.next(340, 8),
on.next(370, 11),
});
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, 400)
});
auto actual = xs.subscriptions();
REQUIRE(required == actual);
}
}
}
}