86 lines
3.3 KiB
C++
86 lines
3.3 KiB
C++
#include "rxcpp/rx.hpp"
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#include "rxcpp/rx-test.hpp"
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#include "catch.hpp"
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SCENARIO("combine_latest sample"){
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printf("//! [combine_latest sample]\n");
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auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
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auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
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auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(5));
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auto values = o1.combine_latest(o2, o3);
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values.
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take(5).
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subscribe(
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[](std::tuple<int, int, int> v){printf("OnNext: %d, %d, %d\n", std::get<0>(v), std::get<1>(v), std::get<2>(v));},
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[](){printf("OnCompleted\n");});
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printf("//! [combine_latest sample]\n");
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}
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#include "main.hpp"
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SCENARIO("Coordination combine_latest sample"){
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printf("//! [Coordination combine_latest sample]\n");
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printf("[thread %s] Start task\n", get_pid().c_str());
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auto thr = rxcpp::synchronize_event_loop();
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auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(2)).map([](int v) {
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printf("[thread %s] Source1 OnNext: %d\n", get_pid().c_str(), v);
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return v;
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});
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auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(3)).map([](int v) {
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printf("[thread %s] Source2 OnNext: %d\n", get_pid().c_str(), v);
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return v;
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});
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auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(5)).map([](int v) {
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printf("[thread %s] Source3 OnNext: %d\n", get_pid().c_str(), v);
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return v;
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});
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auto values = o1.combine_latest(thr, o2, o3);
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values.
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take(5).
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as_blocking().
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subscribe(
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[](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));},
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[](){printf("[thread %s] OnCompleted\n", get_pid().c_str());});
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printf("[thread %s] Finish task\n", get_pid().c_str());
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printf("//! [Coordination combine_latest sample]\n");
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}
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SCENARIO("Selector combine_latest sample"){
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printf("//! [Selector combine_latest sample]\n");
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auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
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auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
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auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(5));
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auto values = o1.combine_latest(
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[](int v1, int v2, int v3) {
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return 100 * v1 + 10 * v2 + v3;
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},
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o2, o3);
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values.
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take(5).
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subscribe(
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[](int v){printf("OnNext: %d\n", v);},
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[](){printf("OnCompleted\n");});
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printf("//! [Selector combine_latest sample]\n");
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}
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SCENARIO("Coordination+Selector combine_latest sample"){
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printf("//! [Coordination+Selector combine_latest sample]\n");
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auto o1 = rxcpp::observable<>::interval(std::chrono::milliseconds(2));
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auto o2 = rxcpp::observable<>::interval(std::chrono::milliseconds(3));
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auto o3 = rxcpp::observable<>::interval(std::chrono::milliseconds(5));
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auto values = o1.combine_latest(
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rxcpp::observe_on_new_thread(),
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[](int v1, int v2, int v3) {
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return 100 * v1 + 10 * v2 + v3;
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},
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o2, o3);
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values.
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take(5).
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as_blocking().
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subscribe(
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[](int v){printf("OnNext: %d\n", v);},
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[](){printf("OnCompleted\n");});
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printf("//! [Coordination+Selector combine_latest sample]\n");
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}
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