public async Task ReadLogAsync(DomainId appId, DateTime fromDate, DateTime toDate, Stream stream,
CancellationToken ct = default)
{
Guard.NotNull(appId);
var writer = new StreamWriter(stream, Encoding.UTF8, 4096, true);
try
{
await using (var csv = new CsvWriter(writer, CsvConfiguration))
{
csv.WriteField(FieldTimestamp);
csv.WriteField(FieldRequestPath);
csv.WriteField(FieldRequestMethod);
csv.WriteField(FieldRequestElapsedMs);
csv.WriteField(FieldCosts);
csv.WriteField(FieldAuthClientId);
csv.WriteField(FieldAuthUserId);
csv.WriteField(FieldBytes);
csv.WriteField(FieldCacheHits);
csv.WriteField(FieldCacheServer);
csv.WriteField(FieldCacheStatus);
csv.WriteField(FieldCacheTTL);
csv.WriteField(FieldStatusCode);
await csv.NextRecordAsync();
await foreach (var request in requestLogStore.QueryAllAsync(appId.ToString(), fromDate, toDate, ct))
{
csv.WriteField(request.Timestamp.ToString());
csv.WriteField(GetString(request, FieldRequestPath));
csv.WriteField(GetString(request, FieldRequestMethod));
csv.WriteField(GetDouble(request, FieldRequestElapsedMs));
csv.WriteField(GetDouble(request, FieldCosts));
csv.WriteField(GetString(request, FieldAuthClientId));
csv.WriteField(GetString(request, FieldAuthUserId));
csv.WriteField(GetLong(request, FieldBytes));
csv.WriteField(GetLong(request, FieldCacheHits));
csv.WriteField(GetString(request, FieldCacheServer));
csv.WriteField(GetString(request, FieldCacheStatus));
csv.WriteField(GetLong(request, FieldCacheTTL));
csv.WriteField(GetLong(request, FieldStatusCode));
await csv.NextRecordAsync();
}
}
}
finally
{
await writer.FlushAsync();
}
}
public async Task ReadLogAsync(Guid appId, DateTime fromDate, DateTime toDate, Stream stream, CancellationToken ct = default)
{
Guard.NotNull(appId, nameof(appId));
var writer = new StreamWriter(stream, Encoding.UTF8, 4096, true);
try
{
using (var csv = new CsvWriter(writer, csvConfiguration, true))
{
csv.WriteField(FieldTimestamp);
csv.WriteField(FieldRequestPath);
csv.WriteField(FieldRequestMethod);
csv.WriteField(FieldRequestElapsedMs);
csv.WriteField(FieldCosts);
csv.WriteField(FieldAuthClientId);
csv.WriteField(FieldAuthUserId);
await csv.NextRecordAsync();
await requestLogStore.QueryAllAsync(async request =>
{
csv.WriteField(request.Timestamp.ToString());
csv.WriteField(GetString(request, FieldRequestPath));
csv.WriteField(GetString(request, FieldRequestMethod));
csv.WriteField(GetDouble(request, FieldRequestElapsedMs));
csv.WriteField(GetDouble(request, FieldCosts));
csv.WriteField(GetString(request, FieldAuthClientId));
csv.WriteField(GetString(request, FieldAuthUserId));
await csv.NextRecordAsync();
}, appId.ToString(), fromDate, toDate, ct);
}
}
finally
{
await writer.FlushAsync();
}
}
public async Task Should_create_some_stream()
{
var dateFrom = DateTime.UtcNow.Date.AddDays(-30);
var dateTo = DateTime.UtcNow.Date;
var appId = DomainId.NewGuid();
A.CallTo(() => requestLogStore.QueryAllAsync(A <Func <Request, Task> > ._, appId.ToString(), dateFrom, dateTo, default))
.Invokes(x =>
{
var callback = x.GetArgument <Func <Request, Task> >(0) !;
callback(CreateRecord());
callback(CreateRecord());
callback(CreateRecord());
callback(CreateRecord());
});
var stream = new MemoryStream();
await sut.ReadLogAsync(appId, dateFrom, dateTo, stream);
stream.Position = 0;
var lines = 0;
using (var reader = new StreamReader(stream))
{
while (await reader.ReadLineAsync() != null)
{
lines++;
}
}
Assert.Equal(5, lines);
}
