public void FindLastMessage_LastMessageIsAfterNow()
{
var lastEntryPK = AzureDiagnosticsUtils.FindLastMessagePartitionKey(
new AzureDiagnosticLogsTableMock().Add(TestEventTimestampFromMinutes(1), "hey").Add(TestEventTimestampFromMinutes(10), "there"),
new DateTime(TestEventTimestampFromMinutes(7), DateTimeKind.Utc));
Assert.AreEqual(AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(TestEventTimestampFromMinutes(10)), lastEntryPK.ToString());
}
public void EventTickCountToEventPartitionKeyTest()
{
// sample numbers are taken from read WADLogsTable
Assert.AreEqual("0634923055200000000", AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(634923055356353096));
Assert.AreEqual("0634904775000000000", AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(634904775152901748));
Assert.AreEqual("0634903933800000000", AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(634903934382982291));
}
public void FindLastMessage_ManyMessagesAtTheSameSecond()
{
var lastEntryPK = AzureDiagnosticsUtils.FindLastMessagePartitionKey(
new AzureDiagnosticLogsTableMock()
.Add(TestEventTimestampFromMinutes(2), "hey")
.Add(TestEventTimestampFromMinutes(9), "there")
.Add(TestEventTimestampFromMinutes(9)+1, "there2")
.Add(TestEventTimestampFromMinutes(9)+2, "there3"),
new DateTime(TestEventTimestampFromMinutes(15), DateTimeKind.Utc));
Assert.AreEqual(AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(TestEventTimestampFromMinutes(9)), lastEntryPK.ToString());
}
static WADLogsTableEntry MakeWADEntry(KeyValuePair<long, string> entry)
{
if (entry.Value == null)
return null;
return new WADLogsTableEntry()
{
PartitionKey = AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(entry.Key),
EventTickCount = entry.Key,
Timestamp = new DateTime(entry.Key, DateTimeKind.Utc),
Message = entry.Value
};
}
public IEnumerable<AzureDiagnosticLogEntry> GetEntriesInRange(string beginPartitionKey, string endPartitionKey, int? limit)
{
EnsureCompleted();
var x =
from entry in entries
let pk = AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(entry.Key)
where string.Compare(pk, beginPartitionKey) >= 0 && string.Compare(pk, endPartitionKey) < 0
select MakeWADEntry(entry);
if (limit != null)
x = x.Take(limit.Value);
return x;
}
public AzureDiagnosticLogEntry GetFirstEntryOlderThan(string partitionKey)
{
EnsureCompleted();
return MakeWADEntry(entries.FirstOrDefault(entry =>
string.Compare(AzureDiagnosticsUtils.EventTickCountToEventPartitionKey(entry.Key), partitionKey) > 0));
}