diff options
Diffstat (limited to 'Rx/v2/test/operators/switch_if_empty.cpp')
-rw-r--r-- | Rx/v2/test/operators/switch_if_empty.cpp | 268 |
1 files changed, 0 insertions, 268 deletions
diff --git a/Rx/v2/test/operators/switch_if_empty.cpp b/Rx/v2/test/operators/switch_if_empty.cpp deleted file mode 100644 index b205858..0000000 --- a/Rx/v2/test/operators/switch_if_empty.cpp +++ /dev/null @@ -1,268 +0,0 @@ -#include "../test.h" -#include <rxcpp/operators/rx-switch_if_empty.hpp> - -SCENARIO("switch_if_empty should not switch if the source is not empty", "[switch_if_empty][operators]"){ - GIVEN("a source"){ - auto sc = rxsc::make_test(); - auto w = sc.create_worker(); - const rxsc::test::messages<int> on; - - auto ys = sc.make_cold_observable({ - on.next(10, 2), - on.completed(230) - }); - - auto xs = sc.make_hot_observable({ - on.next(210, 1), - on.completed(250) - }); - - WHEN("started"){ - - auto res = w.start( - [xs, ys]() { - return xs - | rxo::switch_if_empty(ys) - // forget type to workaround lambda deduction bug on msvc 2013 - | rxo::as_dynamic(); - } - ); - - THEN("the output only contains an item from the source") { - auto required = rxu::to_vector({ - on.next(210, 1), - on.completed(250) - }); - auto actual = res.get_observer().messages(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to the source"){ - auto required = rxu::to_vector({ - on.subscribe(200, 250) - }); - auto actual = xs.subscriptions(); - REQUIRE(required == actual); - } - - THEN("there was no subscription/unsubscription to ys"){ - auto required = std::vector<rxn::subscription>(); - auto actual = ys.subscriptions(); - REQUIRE(required == actual); - } - } - } -} - -SCENARIO("switch_if_empty should switch if the source is empty", "[switch_if_empty][operators]"){ - GIVEN("a source"){ - auto sc = rxsc::make_test(); - auto w = sc.create_worker(); - const rxsc::test::messages<int> on; - - auto ys = sc.make_cold_observable({ - on.next(10, 2), - on.completed(20) - }); - - auto xs = sc.make_hot_observable({ - on.next(150, 1), - on.completed(250) - }); - - WHEN("started"){ - - auto res = w.start( - [xs, ys]() { - return xs - .switch_if_empty(ys) - // forget type to workaround lambda deduction bug on msvc 2013 - .as_dynamic(); - } - ); - - THEN("the output only contains an item from the backup source") { - auto required = rxu::to_vector({ - on.next(260, 2), - on.completed(270) - }); - auto actual = res.get_observer().messages(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to the source"){ - auto required = rxu::to_vector({ - on.subscribe(200, 250) - }); - auto actual = xs.subscriptions(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to ys"){ - auto required = rxu::to_vector({ - on.subscribe(250, 270) - }); - auto actual = ys.subscriptions(); - REQUIRE(required == actual); - } - } - } -} - -SCENARIO("switch_if_empty - never", "[switch_if_empty][operators]"){ - GIVEN("a source"){ - auto sc = rxsc::make_test(); - auto w = sc.create_worker(); - const rxsc::test::messages<int> on; - - auto ys = sc.make_cold_observable({ - on.next(10, 2), - on.completed(20) - }); - - auto xs = sc.make_hot_observable({ - on.next(150, 1) - }); - - WHEN("started"){ - - auto res = w.start( - [xs, ys]() { - return xs - .switch_if_empty(ys) - // forget type to workaround lambda deduction bug on msvc 2013 - .as_dynamic(); - } - ); - - THEN("the output is empty"){ - auto required = std::vector<rxsc::test::messages<int>::recorded_type>(); - auto actual = res.get_observer().messages(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to the source"){ - auto required = rxu::to_vector({ - on.subscribe(200, 1000) - }); - auto actual = xs.subscriptions(); - REQUIRE(required == actual); - } - - THEN("there was no subscription/unsubscription to ys"){ - auto required = std::vector<rxn::subscription>(); - auto actual = ys.subscriptions(); - REQUIRE(required == actual); - } - } - } -} - -SCENARIO("switch_if_empty - source throws", "[switch_if_empty][operators]"){ - GIVEN("a source"){ - auto sc = rxsc::make_test(); - auto w = sc.create_worker(); - const rxsc::test::messages<int> on; - - std::runtime_error ex("switch_if_empty on_error from source"); - - auto ys = sc.make_cold_observable({ - on.next(10, 2), - on.completed(20) - }); - - auto xs = sc.make_hot_observable({ - on.next(150, 1), - on.error(250, ex) - }); - - WHEN("started"){ - - auto res = w.start( - [xs, ys]() { - return xs - .switch_if_empty(ys) - // forget type to workaround lambda deduction bug on msvc 2013 - .as_dynamic(); - } - ); - - THEN("the output only contains an error from the source"){ - auto required = rxu::to_vector({ - on.error(250, ex) - }); - auto actual = res.get_observer().messages(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to the source"){ - auto required = rxu::to_vector({ - on.subscribe(200, 250) - }); - auto actual = xs.subscriptions(); - REQUIRE(required == actual); - } - - THEN("there was no subscription/unsubscription to ys"){ - auto required = std::vector<rxn::subscription>(); - auto actual = ys.subscriptions(); - REQUIRE(required == actual); - } - } - } -} - -SCENARIO("switch_if_empty - backup source throws", "[switch_if_empty][operators]"){ - GIVEN("a source"){ - auto sc = rxsc::make_test(); - auto w = sc.create_worker(); - const rxsc::test::messages<int> on; - - std::runtime_error ex("switch_if_empty on_error from backup source"); - - auto ys = sc.make_cold_observable({ - on.error(10, ex) - }); - - auto xs = sc.make_hot_observable({ - on.next(150, 1), - on.completed(250) - }); - - WHEN("started"){ - - auto res = w.start( - [xs, ys]() { - return xs - .switch_if_empty(ys) - // forget type to workaround lambda deduction bug on msvc 2013 - .as_dynamic(); - } - ); - - THEN("the output only contains an error from the backup source"){ - auto required = rxu::to_vector({ - on.error(260, ex) - }); - auto actual = res.get_observer().messages(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to the source"){ - auto required = rxu::to_vector({ - on.subscribe(200, 250) - }); - auto actual = xs.subscriptions(); - REQUIRE(required == actual); - } - - THEN("there was 1 subscription/unsubscription to ys"){ - auto required = rxu::to_vector({ - on.subscribe(250, 260) - }); - auto actual = ys.subscriptions(); - REQUIRE(required == actual); - } - } - } -} |