85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
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#include "../test.h"
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SCENARIO("create stops on completion", "[create][sources]"){
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GIVEN("a test cold observable of ints"){
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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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long invoked = 0;
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WHEN("created"){
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auto res = w.start(
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[&]() {
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return rx::observable<>::create<int>(
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[&](const rx::subscriber<int>& s){
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invoked++;
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s.on_next(1);
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s.on_next(2);
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})
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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 contains all items"){
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auto required = rxu::to_vector({
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on.next(200, 1),
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on.next(200, 2)
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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("create was called until completed"){
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REQUIRE(1 == invoked);
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}
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}
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}
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}
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SCENARIO("when observer::on_next is overridden", "[create][observer][sources]"){
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GIVEN("a test cold observable of ints"){
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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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long invoked = 0;
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WHEN("created"){
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auto res = w.start(
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[&]() {
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return rx::observable<>::create<int>(
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[&](const rx::subscriber<int>& so){
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invoked++;
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auto sn = rx::make_subscriber<int>(so,
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rx::make_observer<int>(so.get_observer(),
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[](rx::observer<int>& o, int v){
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o.on_next(v + 1);
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}));
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sn.on_next(1);
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sn.on_next(2);
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})
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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 contains all items incremented by 1"){
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auto required = rxu::to_vector({
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on.next(200, 2),
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on.next(200, 3)
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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("create was called until completed"){
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REQUIRE(1 == invoked);
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}
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}
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}
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}
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