public void Never1()
{
string result = "";
var d = AsyncObservable.Never <int>()
.Subscribe(i => result += i, ex => result += "E", () => result += "C");
d.Dispose();
result
.Should().Be("");
}
public void Finally2()
{
string result = "";
_ = AsyncObservable.Never <int>()
.Finally(() => result += "1")
.Finally(() => result += "2")
.SubscribeAsync(i => result += "N", ex => result += "E", () => result += "C");
result
.Should().Be("");
}
public void Never1()
{
string result = "";
var cts = new CancellationTokenSource();
_ = AsyncObservable.Never <int>()
.SubscribeAsync(i => result += i, ex => result += "E", () => result += "C", cts.Token);
cts.Cancel();
result
.Should().Be("E");
}
public async Task Finally1()
{
var cts = new CancellationTokenSource();
string result = "";
var t = AsyncObservable.Never <int>()
.Finally(() => result += "1")
.Finally(() => result += "2")
.SubscribeAsync(i => result += "N", ex => result += "E", () => result += "C", token: cts.Token);
cts.Cancel();
await t;
result
.Should().Be("12E");
}
public async Task Using2()
{
var cts = new CancellationTokenSource();
var result = "";
var t = AsyncObservable.Using(() => Disposable.Create(() => result += "3"),
_ => AsyncObservable.Using(() => Disposable.Create(() => result += "2"),
__ => AsyncObservable.Using(() => Disposable.Create(() => result += "1"),
___ => AsyncObservable.Never <Unit>())))
.Finally(() => result += "4")
.SubscribeAsync(i => result += "N", ex => result += "E", () => result += "C", ca: cts.Token);
cts.Cancel();
await t;
result
.Should().Be("1234");
}