private Task AsynchronousAddition2(KeyedProducerConsumer <string, int> dictionary)
{
dictionary.AddOrReplace("World", "World".GetHashCode());
dictionary.AddOrReplace("Bar", "Bar".GetHashCode());
dictionary.AddOrReplace("Foo", "Foo".GetHashCode());
return(Task.CompletedTask);
}
public async Task ImmediateDictionaryTest()
{
var dict = new KeyedProducerConsumer <string, int>();
dict.AddOrReplace("Hello", "Hello".GetHashCode());
var s = await dict.GetItem("Hello");
Assert.AreEqual(s, "Hello".GetHashCode());
}
private async Task AsynchronousAddition(KeyedProducerConsumer <string, int> dictionary)
{
await Task.Delay(1000);
dictionary.AddOrReplace("World", "World".GetHashCode());
dictionary.AddOrReplace("Bar", "Bar".GetHashCode());
await Task.Delay(1000);
dictionary.AddOrReplace("Foo", "Foo".GetHashCode());
}
public async Task DelayedDictionaryTest()
{
var dict = new KeyedProducerConsumer <string, int>();
var ignore = AsynchronousAddition(dict);
var s1 = dict.GetItem("World");
var s2 = dict.GetItem("Foo");
var s3 = dict.GetItem("Bar");
Assert.AreEqual(await s1, "World".GetHashCode());
Assert.AreEqual(await s3, "Bar".GetHashCode());
Assert.AreEqual(await s2, "Foo".GetHashCode());
}
public async Task RaceTest()
{
for (var i = 0; i < 5000000; i++)
{
var dict = new KeyedProducerConsumer <string, int>();
var ignore = AsynchronousAddition2(dict);
var s1 = dict.GetItem("World");
var s2 = dict.GetItem("Foo");
var s3 = dict.GetItem("Bar");
Assert.AreEqual(await s1, "World".GetHashCode());
Assert.AreEqual(await s3, "Bar".GetHashCode());
Assert.AreEqual(await s2, "Foo".GetHashCode());
}
}
