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))");
}
public void should_create_an_observable_using_FromEvent()
{
var sut = new WiFiScanner();
var networks = Observable.FromEvent <NetworkFoundHandler, string>(
h => sut.NetworkFound += h,
h => sut.NetworkFound -= h
);
var result = new List <string>();
using (networks.Subscribe(new StringObserver <string>(result)))
{
sut.FindNetwork("123");
sut.FindNetwork("456");
}
result[0].Should().Be("OnNext(123)");
result[1].Should().Be("OnNext(456)");
}
public void should_consume_the_events_in_the_classic_way()
{
var sut = new WiFiScanner();
var ssids = new List <string>();
NetworkFoundHandler myHandler = ssid => ssids.Add(ssid);
sut.NetworkFound += myHandler;
sut.FindNetwork("1");
sut.FindNetwork("2");
sut.FindNetwork("3");
sut.NetworkFound -= myHandler;
ssids[0] = "1";
ssids[1] = "2";
ssids[2] = "3";
}
