public void should_consume_extended_event_in_the_classic_way()
{
var sut = new WiFiScanner();
var networks = new List <Info>();
ExtendedNetworkFoundHandler sutOnExtendedNetworkFound = (ssid, strength) =>
{
networks.Add(new Info {
Ssid = ssid, Strength = strength
});
};
sut.ExtendedNetworkFound += sutOnExtendedNetworkFound;
sut.FindExtendedNetwork("one", 1);
sut.FindExtendedNetwork("two", 2);
networks[0].ShouldBeEquivalentTo(new Info {
Ssid = "one", Strength = 1
});
networks[1].ShouldBeEquivalentTo(new Info {
Ssid = "two", Strength = 2
});
sut.ExtendedNetworkFound -= sutOnExtendedNetworkFound;
}
public void should_create_an_extended_observable_using_FromEvent()
{
var sut = new WiFiScanner();
var networks = Observable.FromEvent <ExtendedNetworkFoundHandler, Info>(
handler => ((ssid, strength) => handler(new Info()
{
Ssid = ssid, Strength = strength
})),
handler => { sut.ExtendedNetworkFound += handler; },
handler => { sut.ExtendedNetworkFound -= handler; });
var sb = new List <string>();
using (networks
.Select(n => $"{n.Ssid} ({n.Strength})")
.Subscribe(new StringObserver <string>(sb)))
{
sut.FindExtendedNetwork("one", 1);
sut.FindExtendedNetwork("two", 2);
}
sb[0].Should().Be("OnNext(one (1))");
sb[1].Should().Be("OnNext(two (2))");
}