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#include "rxcpp/rx.hpp"
#include "rxcpp/rx-test.hpp"
#include "catch.hpp"
SCENARIO("zip sample"){
printf("//! [zip sample]\n");
auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(1));
auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
auto values = o1.zip(o2, o3);
values.
take(3).
subscribe(
[](std::tuple<int, int, int> v){printf("OnNext: %d, %d, %d\n", std::get<0>(v), std::get<1>(v), std::get<2>(v));},
[](){printf("OnCompleted\n");});
printf("//! [zip sample]\n");
}
std::string get_pid();
SCENARIO("Coordination zip sample"){
printf("//! [Coordination zip sample]\n");
printf("[thread %s] Start task\n", get_pid().c_str());
auto thr = rxcpp::synchronize_event_loop();
auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(1)).map([](int v) {
printf("[thread %s] Source1 OnNext: %d\n", get_pid().c_str(), v);
return v;
});
auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(2)).map([](int v) {
printf("[thread %s] Source2 OnNext: %d\n", get_pid().c_str(), v);
return v;
});
auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(3)).map([](int v) {
printf("[thread %s] Source3 OnNext: %d\n", get_pid().c_str(), v);
return v;
});
auto values = o1.zip(thr, o2, o3);
values.
take(3).
as_blocking().
subscribe(
[](std::tuple<int, int, int> v){printf("[thread %s] OnNext: %d, %d, %d\n", get_pid().c_str(), std::get<0>(v), std::get<1>(v), std::get<2>(v));},
[](){printf("[thread %s] OnCompleted\n", get_pid().c_str());});
printf("[thread %s] Finish task\n", get_pid().c_str());
printf("//! [Coordination zip sample]\n");
}
SCENARIO("Selector zip sample"){
printf("//! [Selector zip sample]\n");
auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(1));
auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
auto values = o1 | rxcpp::operators::zip(
[](int v1, int v2, int v3) {
return 100 * v1 + 10 * v2 + v3;
},
o2, o3);
values.
take(3).
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](){printf("OnCompleted\n");});
printf("//! [Selector zip sample]\n");
}
SCENARIO("Coordination+Selector zip sample"){
printf("//! [Coordination+Selector zip sample]\n");
auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(1));
auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
auto values = o1.zip(
rxcpp::observe_on_new_thread(),
[](int v1, int v2, int v3) {
return 100 * v1 + 10 * v2 + v3;
},
o2, o3);
values.
take(3).
as_blocking().
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](){printf("OnCompleted\n");});
printf("//! [Coordination+Selector zip sample]\n");
}
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