public void Verify_empty_result_returned_when_snapshot_null()
{
ClusterSnapshot snapshot = null;
var result = new ClusterScanner(_probes)
.Scan(snapshot);
result.ShouldBeEmpty();
}
public void Verify_empty_result_returned_when_snapshot_null()
{
ClusterSnapshot snapshot = null;
var result = new ClusterScanner(_probes)
.Scan(snapshot);
Assert.IsEmpty(result);
}
public async Task <ClusterSnapshot> ScrapeAsync(Cluster cluster)
{
var serverColumns = _mapContext.Server
.Include(x => x.Cluster)
.Include(x => x.GridCell)
.Where(x => x.Cluster == cluster)
.GroupBy(x => x.GridCell.Column)
.ToArray();
if (serverColumns == null || !serverColumns.Any())
{
throw new Exception($"No servers found for specified {nameof(cluster)}");
}
var clusterSnapshot = new ClusterSnapshot(cluster)
{
Id = Guid.NewGuid(),
Timestamp = DateTime.UtcNow,
PlayerCount = -1,
ServerSnapshots = new ServerSnapshot[cluster.RowCount * cluster.ColumnCount]
};
var tasks = new List <Task <ServerSnapshot> >();
foreach (var serverColumn in serverColumns)
{
foreach (var server in serverColumn)
{
tasks.Add(Task.Run(async() => await GetServerSnapshotAsync(server)));
}
}
await Task.WhenAll(tasks);
for (var i = 0; i < tasks.Count; i++)
{
clusterSnapshot.ServerSnapshots[i] = tasks[i].Result;
}
clusterSnapshot.EndTimestamp = DateTime.UtcNow;
clusterSnapshot.PlayerCount = clusterSnapshot.ServerSnapshots.Sum(x => x.PlayerCount);
clusterSnapshot.PlayerMax = clusterSnapshot.ServerSnapshots.Max(x => x.PlayerCount);
return(clusterSnapshot);
}
