public async Task TestFibonacciAsync()
{
var fibGetter1 = new FibGetter {
callCount = 0
};
var fibGetter2 = new FibGetter {
callCount = 0
};
var groupName = "Fibonacci";
// Creating groupcache client for "Fibonacci" on peer1
var peer1Group = GroupCache.GroupCache.NewGroup(groupName, fibGetter1, peer1Pool.GetPicker(groupName));
// Creating groupcache client for "Fibonacci" on peer1
var peer2Group = GroupCache.GroupCache.NewGroup(groupName, fibGetter2, peer2Pool.GetPicker(groupName));
// Inject Stat class that count number execution of each internal operation
var group1Stat = new UnitTestGroupStat();
var group2Stat = new UnitTestGroupStat();
peer1Group.Stats = group1Stat;
peer2Group.Stats = group2Stat;
fibGetter1.getter = peer1Group; // Use the groupcache to do recursive to compute fibonacci
fibGetter2.getter = peer2Group; // Use the groupcache to do recursive to compute fibonacci
using (var result1a = new MemoryStream())
{
await peer1Group.GetAsync("90", result1a, new CacheControl(), CancellationToken.None);
var result1aStr = result1a.StreamToString();
Assert.AreEqual("2880067194370816120", result1aStr);
}
Assert.AreEqual(group1Stat.PeerLoads + group2Stat.PeerLoads, group1Stat.ServerRequests + group2Stat.ServerRequests);
Assert.AreEqual(91, group1Stat.LocalLoads + group2Stat.LocalLoads);
Assert.AreEqual(91, fibGetter1.callCount + fibGetter2.callCount);
using (var result1b = new MemoryStream())
{
await peer2Group.GetAsync("90", result1b, new CacheControl(), CancellationToken.None);
var result1bStr = result1b.StreamToString();
Assert.AreEqual("2880067194370816120", result1bStr);
}
Assert.AreEqual(91, fibGetter1.callCount + fibGetter2.callCount);
}
public void TestGroupForwarding()
{
var getter1 = new HelloGetter {
peerName = "peer1"
};
var getter2 = new HelloGetter {
peerName = "peer2"
};
var fooResponse = "foo";
var barResponse = "bar";
// Creating groupcache client for "TestGroupForwarding" on peer1
var peer1Group = GroupCache.GroupCache.NewGroup("TestGroupForwarding", getter1, peer1Pool.GetPicker("TestGroupForwarding"));
// Creating groupcache client for "TestGroupForwarding" on peer2
var peer2Group = GroupCache.GroupCache.NewGroup("TestGroupForwarding", getter2, peer2Pool.GetPicker("TestGroupForwarding"));
// Inject Stat class that count number execution of each internal operation
var group1Stat = new UnitTestGroupStat();
var group2Stat = new UnitTestGroupStat();
peer1Group.Stats = group1Stat;
peer2Group.Stats = group2Stat;
using (var result1a = new MemoryStream())
using (var result1b = new MemoryStream())
using (var result2a = new MemoryStream())
using (var result2b = new MemoryStream())
{
peer1Group.GetAsync("foo", result1a, new CacheControl(), CancellationToken.None).Wait();
peer1Group.GetAsync("bar", result1b, new CacheControl(), CancellationToken.None).Wait();
peer2Group.GetAsync("foo", result2a, new CacheControl(), CancellationToken.None).Wait();
peer2Group.GetAsync("bar", result2b, new CacheControl(), CancellationToken.None).Wait();
var result1aStr = result1a.StreamToString();
Assert.AreEqual(fooResponse, result1aStr);
var result1bStr = result1b.StreamToString();
Assert.AreEqual(barResponse, result1bStr);
var result2aStr = result2a.StreamToString();
Assert.AreEqual(fooResponse, result2aStr);
var result2bStr = result2b.StreamToString();
Assert.AreEqual(barResponse, result2bStr);
}
using (var result3a = new MemoryStream())
using (var result3b = new MemoryStream())
using (var result4a = new MemoryStream())
using (var result4b = new MemoryStream())
{
peer1Group.GetAsync("foo", result3a, new CacheControl(), CancellationToken.None).Wait();
result3a.Position = 0;
peer1Group.GetAsync("bar", result3b, new CacheControl(), CancellationToken.None).Wait();
result3b.Position = 0;
peer2Group.GetAsync("foo", result4a, new CacheControl(), CancellationToken.None).Wait();
result4a.Position = 0;
peer2Group.GetAsync("bar", result4b, new CacheControl(), CancellationToken.None).Wait();
result4b.Position = 0;
}
// Verify that we are indeed caching the result
Assert.AreEqual(2, getter1.callCount + getter2.callCount);
Assert.AreEqual(2, group1Stat.LocalLoads + group2Stat.LocalLoads);
}