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#include "rxcpp/rx.hpp"
namespace rxu=rxcpp::util;
#include "rxcpp/rx-test.hpp"
#include "catch.hpp"
#include <sstream>
SCENARIO("merge_delay_error sample"){
printf("//! [merge_delay_error sample]\n");
auto o1 = rxcpp::observable<>::timer(std::chrono::milliseconds(15)).map([](int) {return 1;});
auto o2 = rxcpp::observable<>::error<int>(std::runtime_error("Error from source\n"));
auto o3 = rxcpp::observable<>::timer(std::chrono::milliseconds(5)).map([](int) {return 3;});
auto values = o1.merge_delay_error(o2, o3);
values.
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](std::exception_ptr eptr) { printf("OnError %s\n", rxu::what(eptr).c_str()); },
[](){printf("OnCompleted\n");});
printf("//! [merge_delay_error sample]\n");
}
SCENARIO("implicit merge_delay_error sample"){
printf("//! [implicit merge_delay_error sample]\n");
auto o1 = rxcpp::observable<>::timer(std::chrono::milliseconds(15)).map([](int) {return 1;});
auto o2 = rxcpp::observable<>::error<int>(std::runtime_error("Error from source\n"));
auto o3 = rxcpp::observable<>::timer(std::chrono::milliseconds(5)).map([](int) {return 3;});
auto base = rxcpp::observable<>::from(o1.as_dynamic(), o2, o3);
auto values = base.merge();
values.
subscribe(
[](int v){printf("OnNext: %d\n", v);},
[](std::exception_ptr eptr) { printf("OnError %s\n", rxu::what(eptr).c_str()); },
[](){printf("OnCompleted\n");});
printf("//! [implicit merge_delay_error sample]\n");
}
#include "main.hpp"
SCENARIO("threaded merge_delay_error sample"){
printf("//! [threaded merge_delay_error sample]\n");
printf("[thread %s] Start task\n", get_pid().c_str());
auto o1 = rxcpp::observable<>::timer(std::chrono::milliseconds(10)).map([](long) -> long {
printf("[thread %s] Timer1 fired\n", get_pid().c_str());
return 1;
});
auto o2 = rxcpp::observable<>::timer(std::chrono::milliseconds(20)).flat_map([](long) -> rxcpp::observable<long> {
std::stringstream ss;
ss << "[thread " << get_pid().c_str() << "] Timer2 failed\n";
printf("%s\n", ss.str().c_str());
ss.str(std::string());
ss << "(Error from thread: " << get_pid().c_str() << ")\n";
return rxcpp::observable<>::error<long>(std::runtime_error(ss.str()));
});
auto o3 = rxcpp::observable<>::timer(std::chrono::milliseconds(30)).map([](long) -> long {
printf("[thread %s] Timer3 fired\n", get_pid().c_str());
return 3;
});
auto values = o1.merge(rxcpp::observe_on_new_thread(), o2, o3);
values.
as_blocking().
subscribe(
[](int v){printf("[thread %s] OnNext: %d\n", get_pid().c_str(), v);},
[](std::exception_ptr eptr) { printf("[thread %s] OnError %s\n", get_pid().c_str(), rxu::what(eptr).c_str()); },
[](){printf("[thread %s] OnCompleted\n", get_pid().c_str());});
printf("[thread %s] Finish task\n", get_pid().c_str());
printf("//! [threaded merge_delay_error sample]\n");
}
SCENARIO("threaded implicit merge_delay_error sample"){
printf("//! [threaded implicit merge_delay_error sample]\n");
printf("[thread %s] Start task\n", get_pid().c_str());
auto o1 = rxcpp::observable<>::timer(std::chrono::milliseconds(10)).map([](long) -> long {
printf("[thread %s] Timer1 fired\n", get_pid().c_str());
return 1;
});
auto o2 = rxcpp::observable<>::timer(std::chrono::milliseconds(20)).flat_map([](long) -> rxcpp::observable<long> {
std::stringstream ss;
ss << "[thread " << get_pid().c_str() << "] Timer2 failed\n";
printf("%s\n", ss.str().c_str());
ss.str(std::string());
ss << "(Error from thread: " << get_pid().c_str() << ")\n";
return rxcpp::observable<>::error<long>(std::runtime_error(ss.str()));
});
auto o3 = rxcpp::observable<>::timer(std::chrono::milliseconds(30)).map([](long) -> long {
printf("[thread %s] Timer3 fired\n", get_pid().c_str());
return 3;
});
auto base = rxcpp::observable<>::from(o1.as_dynamic(), o2, o3);
auto values = base.merge(rxcpp::observe_on_new_thread());
values.
as_blocking().
subscribe(
[](long v){printf("[thread %s] OnNext: %ld\n", get_pid().c_str(), v);},
[](std::exception_ptr eptr) { printf("[thread %s] OnError %s\n", get_pid().c_str(), rxu::what(eptr).c_str()); },
[](){printf("[thread %s] OnCompleted\n", get_pid().c_str());});
printf("[thread %s] Finish task\n", get_pid().c_str());
printf("//! [threaded implicit merge_delay_error sample]\n");
}
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