public async Task RunAsync_SameKey_NonParallel()
{
var instance = new TaskSingle <string>();
var timesRun = 0;
async Task <string> ThingToRunAsync(string key)
{
await Task.Delay(200);
Interlocked.Increment(ref timesRun);
return(key);
}
await instance.RunAsync("test", (s, token) => ThingToRunAsync(s), CancellationToken.None);
await instance.RunAsync("test", (s, token) => ThingToRunAsync(s), CancellationToken.None);
Assert.Equal(2, timesRun);
}
public async Task RunAsync_MultipleKeys_RunManyTimes()
{
var instance = new TaskSingle <string>();
var timesRun = 0;
async Task <string> ThingToRunAsync(string key)
{
await Task.Delay(200);
Interlocked.Increment(ref timesRun);
return(key);
}
var results = await Task.WhenAll(
instance.RunAsync("test1", (s, token) => ThingToRunAsync(s), CancellationToken.None),
instance.RunAsync("test2", (s, token) => ThingToRunAsync(s), CancellationToken.None),
instance.RunAsync("test3", (s, token) => ThingToRunAsync(s), CancellationToken.None)
);
Assert.Equal(3, timesRun);
Assert.Equal(3, results.Distinct().Count());
}