public async Task DeleteCacheKeyTest()
{
//Clear the cache
await JsonCache.ClearAll();
var result1 = await JsonCache.GetAsync("test", () => LongRunningOperation("result"));
Assert.AreEqual("result", result1);
await JsonCache.Delete("test");
var result2 = await JsonCache.GetAsync("test", () => LongRunningOperation("result 2"));
Assert.AreEqual("result 2", result2); //Not from cache
}