public void MultipleValueLogEventsIncludesProperties()
{
using (TestCorrelator.CreateContext())
{
var options = new SerilogMetricsReporterOptions {
LogEventLevel = LogEventLevel.Verbose
};
var writer = new SerilogMetricSnapshotWriter(options);
var columns = new [] { "A", "B", "C" };
var values = new object[] { 1, 2, 3 };
var metricTags = MetricTags.FromSetItemString("foo:10,bar:20");
writer.Write("context", "name", columns, values, metricTags, DateTime.UtcNow);
var tagsProperty = metricTags.Keys.Zip(metricTags.Values, (key, value) =>
new KeyValuePair <ScalarValue, LogEventPropertyValue>(
new ScalarValue(key), new ScalarValue(value)));
var properties = new Dictionary <string, LogEventPropertyValue>()
{
{ "context", new ScalarValue("context") },
{ "name", new ScalarValue("name") },
{ "A", new ScalarValue(1) },
{ "B", new ScalarValue(2) },
{ "C", new ScalarValue(3) },
{ "tags", new DictionaryValue(tagsProperty) }
};
TestCorrelator.GetLogEventsFromCurrentContext()
.Should().ContainSingle()
.Which.Properties.Should().BeEquivalentTo(properties);
}
}
public void FlushIntervalMustBeGreaterThanZero()
{
var options = new SerilogMetricsReporterOptions
{
FlushInterval = TimeSpan.MinValue
};
// ReSharper disable once ObjectCreationAsStatement
Action constructor = () => new SerilogMetricsReporter(options);
constructor.Should().Throw <ArgumentException>();
}
public void UsesFilterFromOptions()
{
var filter = Mock.Of <IFilterMetrics>();
var options = new SerilogMetricsReporterOptions
{
Filter = filter
};
var reporter = new SerilogMetricsReporter(options);
reporter.Filter.Should().BeSameAs(filter);
}
public void UsesFlushIntervalFromOptions()
{
var tenSeconds = TimeSpan.FromSeconds(10);
var options = new SerilogMetricsReporterOptions
{
FlushInterval = tenSeconds
};
var reporter = new SerilogMetricsReporter(options);
reporter.FlushInterval.Should().Be(tenSeconds);
}
public void SingleValueLogEventsAreWrittenAtSpecifiedLevel(LogEventLevel logEventLevel)
{
using (TestCorrelator.CreateContext())
{
var options = new SerilogMetricsReporterOptions {
LogEventLevel = logEventLevel
};
var writer = new SerilogMetricSnapshotWriter(options);
writer.Write("context", "name", 123, MetricTags.Empty, DateTime.UtcNow);
TestCorrelator.GetLogEventsFromCurrentContext()
.Should().ContainSingle()
.Which.Level.Should().Be(logEventLevel);
}
}
/// <summary>
/// Add the <see cref="SerilogMetricsReporter" /> allowing metrics to be reported to Serilog.
/// </summary>
/// <param name="metricReporterProviderBuilder">
/// The <see cref="IMetricsReportingBuilder" /> used to configure metrics reporters.
/// </param>
/// <param name="setupAction">The Serilog reporting options to use.</param>
/// <returns>
/// An <see cref="IMetricsBuilder" /> that can be used to further configure App Metrics.
/// </returns>
public static IMetricsBuilder ToSerilog(
this IMetricsReportingBuilder metricReporterProviderBuilder,
Action <SerilogMetricsReporterOptions> setupAction)
{
if (metricReporterProviderBuilder == null)
{
throw new ArgumentNullException(nameof(metricReporterProviderBuilder));
}
var options = new SerilogMetricsReporterOptions();
setupAction?.Invoke(options);
var reporter = new SerilogMetricsReporter(options);
return(metricReporterProviderBuilder.Using(reporter));
}
public void SingleValueLogEventsAreWrittenAtSpecifiedTime()
{
using (TestCorrelator.CreateContext())
{
var options = new SerilogMetricsReporterOptions {
LogEventLevel = LogEventLevel.Verbose
};
var writer = new SerilogMetricSnapshotWriter(options);
var timestamp = DateTime.UtcNow;
writer.Write("context", "name", "value", 123, MetricTags.Empty, timestamp);
TestCorrelator.GetLogEventsFromCurrentContext()
.Should().ContainSingle()
.Which.Timestamp.Should().Be(timestamp);
}
}
public void SingleValueLogEventsUseMessageTemplate()
{
using (TestCorrelator.CreateContext())
{
var options = new SerilogMetricsReporterOptions
{
LogEventLevel = LogEventLevel.Verbose,
MessageTemplates = { Fallback = "Metric {name} in context {context}" }
};
var writer = new SerilogMetricSnapshotWriter(options);
var timestamp = DateTime.UtcNow;
writer.Write("context", "name", 123, MetricTags.Empty, timestamp);
TestCorrelator.GetLogEventsFromCurrentContext()
.Should().ContainSingle()
.Which.RenderMessage().Should().Be("Metric \"name\" in context \"context\"");
}
}
public void MultipleValueLogEventsUseMessageTemplate()
{
using (TestCorrelator.CreateContext())
{
var options = new SerilogMetricsReporterOptions
{
LogEventLevel = LogEventLevel.Verbose,
MessageTemplates = { Fallback = "Metric {name} in context {context}" }
};
var writer = new SerilogMetricSnapshotWriter(options);
var columns = new [] { "A", "B", "C" };
var values = new object[] { 1, 2, 3 };
writer.Write("context", "name", columns, values, MetricTags.Empty, DateTime.UtcNow);
TestCorrelator.GetLogEventsFromCurrentContext()
.Should().ContainSingle()
.Which.RenderMessage().Should().Be("Metric \"name\" in context \"context\"");
}
}
public SerilogMetricsReporterOptionsTests()
{
_options = new SerilogMetricsReporterOptions();
}
