551 lines
17 KiB
C++
551 lines
17 KiB
C++
#include "../test.h"
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#include <rxcpp/operators/rx-take_while.hpp>
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namespace {
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class not_equal_to {
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int value;
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public:
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not_equal_to(int value) : value(value) { }
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bool operator()(int i) const {
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return i != value;
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}
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};
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}
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SCENARIO("take_while not equal to 4", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(150, 1),
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on.next(210, 2),
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on.next(220, 3),
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on.next(230, 4),
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on.next(240, 5),
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on.completed(250)
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});
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WHEN("values before 4 are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(4))
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 2),
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on.next(220, 3),
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on.completed(230)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 230)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, complete after", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.completed(690)
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});
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WHEN("all are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(0))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.completed(690)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 690)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, complete before", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.completed(690)
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});
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WHEN("10 values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(72))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.completed(460)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 460)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, error after", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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std::runtime_error ex("take_while on_error from source");
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.error(690, ex)
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});
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WHEN("all values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(0))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed and the error"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.error(690, ex)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 690)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, error same", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.error(690, std::runtime_error("error in unsubscribed stream"))
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});
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WHEN("all but one values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(10))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.completed(630)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 630)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, error before", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10),
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on.error(690, std::runtime_error("error in unsubscribed stream"))
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});
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WHEN("3 values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(1))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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}
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.completed(280)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 280)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, dispose before", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10)
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});
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WHEN("3 values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(100))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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},
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250
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 250)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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SCENARIO("take_while, dispose after", "[take_while][operators]"){
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GIVEN("a source"){
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auto sc = rxsc::make_test();
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auto w = sc.create_worker();
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const rxsc::test::messages<int> on;
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auto xs = sc.make_hot_observable({
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on.next(70, 6),
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on.next(150, 4),
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.next(280, 1),
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on.next(300, -1),
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on.next(310, 3),
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on.next(340, 8),
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on.next(370, 11),
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on.next(410, 15),
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on.next(415, 16),
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on.next(460, 72),
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on.next(510, 76),
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on.next(560, 32),
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on.next(570, -100),
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on.next(580, -3),
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on.next(590, 5),
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on.next(630, 10)
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});
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WHEN("3 values are taken"){
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auto res = w.start(
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[xs]() {
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return xs
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.take_while(not_equal_to(1))
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// forget type to workaround lambda deduction bug on msvc 2013
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.as_dynamic();
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},
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400
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);
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THEN("the output only contains items sent while subscribed"){
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auto required = rxu::to_vector({
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on.next(210, 9),
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on.next(230, 13),
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on.next(270, 7),
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on.completed(280)
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});
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auto actual = res.get_observer().messages();
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REQUIRE(required == actual);
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}
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THEN("there was 1 subscription/unsubscription to the source"){
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auto required = rxu::to_vector({
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on.subscribe(200, 280)
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});
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auto actual = xs.subscriptions();
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REQUIRE(required == actual);
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}
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}
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}
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}
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