public void ParseTags_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
var context1 = CreateRequest("GET", "/metrics/Foo.Bar.Class", "foo=key:value");
var result = middle.ParseTags(context1.Request.Query);
Assert.NotNull(result);
Assert.Empty(result);
var context2 = CreateRequest("GET", "/metrics/Foo.Bar.Class", "tag=key:value");
result = middle.ParseTags(context2.Request.Query);
Assert.NotNull(result);
Assert.Contains(new KeyValuePair <string, string>("key", "value"), result);
var context3 = CreateRequest("GET", "/metrics/Foo.Bar.Class", "tag=key:value&foo=key:value&tag=key1:value1");
result = middle.ParseTags(context3.Request.Query);
Assert.NotNull(result);
Assert.Contains(new KeyValuePair <string, string>("key", "value"), result);
Assert.Contains(new KeyValuePair <string, string>("key1", "value1"), result);
Assert.Equal(2, result.Count);
var context4 = CreateRequest("GET", "/metrics/Foo.Bar.Class", "tag=key:value&foo=key:value&tag=key:value");
result = middle.ParseTags(context4.Request.Query);
Assert.NotNull(result);
Assert.Contains(new KeyValuePair <string, string>("key", "value"), result);
Assert.Single(result);
}
public void HandleExceptionEvent_RecordsStats()
{
var options = new MetricsOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientCoreObserver(options, stats, tags, null);
var req = GetHttpRequestMessage();
var resp = GetHttpResponseMessage(HttpStatusCode.InternalServerError);
Activity act = new Activity("Test");
act.Start();
Thread.Sleep(1000);
act.SetEndTime(DateTime.UtcNow);
observer.HandleExceptionEvent(act, req);
observer.HandleExceptionEvent(act, req);
var reqData = stats.ViewManager.GetView(ViewName.Create("http.client.requests"));
var aggData1 = reqData.SumWithTags() as IDistributionData;
Assert.InRange(aggData1.Mean, 995.0, 1005.0);
Assert.InRange(aggData1.Max, 995.0, 1005.0);
reqData = stats.ViewManager.GetView(ViewName.Create("http.client.requests.count"));
var aggData2 = reqData.SumWithTags() as ISumDataLong;
Assert.Equal(2, aggData2.Sum);
act.Stop();
}
public void Poll_GeneratesExpectedEvents()
{
var source = new CLRRuntimeSource();
var listener = source.Source as DiagnosticListener;
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new TestObserver(options, stats, tags, null);
listener.Subscribe(observer);
source.Poll();
Assert.Equal(2, observer.Events.Count);
Assert.Equal(2, observer.Args.Count);
Assert.Equal(CLRRuntimeSource.HEAP_EVENT, observer.Events[0]);
Assert.Equal(CLRRuntimeSource.THREADS_EVENT, observer.Events[1]);
var heapMetrics = (CLRRuntimeSource.HeapMetrics)observer.Args[0];
Assert.NotEqual(0, heapMetrics.TotalMemory);
Assert.NotNull(heapMetrics.CollectionCounts);
Assert.NotEqual(0, heapMetrics.CollectionCounts.Count);
var threadMetrics = (CLRRuntimeSource.ThreadMetrics)observer.Args[1];
Assert.NotEqual(0, threadMetrics.AvailableThreadCompletionPort);
Assert.NotEqual(0, threadMetrics.AvailableThreadPoolWorkers);
Assert.NotEqual(0, threadMetrics.MaxThreadCompletionPort);
Assert.NotEqual(0, threadMetrics.MaxThreadPoolWorkers);
}
public void Invoke_WithNullMetricsRequest_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
SetupStats(stats);
var ep = new MetricsEndpoint(opts, stats);
var result = ep.Invoke(null);
Assert.NotNull(result);
Assert.IsType <MetricsListNamesResponse>(result);
var resp = result as MetricsListNamesResponse;
Assert.NotEmpty(resp.Names);
Assert.Contains("http.server.requests", resp.Names);
Assert.Contains("jvm.memory.used", resp.Names);
Assert.Equal(2, resp.Names.Count);
opts = new MetricsEndpointOptions();
stats = new OpenCensusStats();
ep = new MetricsEndpoint(opts, stats);
result = ep.Invoke(null);
Assert.NotNull(result);
Assert.IsType <MetricsListNamesResponse>(result);
resp = result as MetricsListNamesResponse;
Assert.Empty(resp.Names);
}
public async void HandleMetricsRequestAsync_GetSpecificExistingMetric_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var mopts = TestHelpers.GetManagementOptions(opts);
var stats = new OpenCensusStats();
var tagsComponent = new TagsComponent();
var tagger = tagsComponent.Tagger;
var ep = new MetricsEndpoint(opts, stats);
SetupTestView(stats);
var middle = new MetricsEndpointMiddleware(null, ep, mopts);
var context = CreateRequest("GET", "/cloudfoundryapplication/metrics/test.test", "?tag=a:v1");
await middle.HandleMetricsRequestAsync(context);
Assert.Equal(200, context.Response.StatusCode);
context.Response.Body.Seek(0, SeekOrigin.Begin);
StreamReader rdr = new StreamReader(context.Response.Body);
string json = await rdr.ReadToEndAsync();
Assert.Equal("{\"name\":\"test.test\",\"measurements\":[{\"statistic\":\"TOTAL\",\"value\":45.0}],\"availableTags\":[{\"tag\":\"a\",\"values\":[\"v1\"]},{\"tag\":\"b\",\"values\":[\"v1\"]},{\"tag\":\"c\",\"values\":[\"v1\"]}]}", json);
}
public void HandleStopEvent_RecordsStats()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
var req = GetHttpRequestMessage();
Activity act = new Activity("Test");
act.Start();
Thread.Sleep(1000);
act.SetEndTime(DateTime.UtcNow);
observer.HandleStopEvent(act, req, HttpStatusCode.InternalServerError);
observer.HandleStopEvent(act, req, HttpStatusCode.OK);
var reqData = stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.time"));
var aggData1 = MetricsHelpers.SumWithTags(reqData) as IDistributionData;
Assert.InRange(aggData1.Mean, 990.0, 1025.0);
Assert.InRange(aggData1.Max, 990.0, 1025.0);
reqData = stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.count"));
var aggData2 = MetricsHelpers.SumWithTags(reqData) as ISumDataLong;
Assert.Equal(2, aggData2.Sum);
act.Stop();
}
public void HandleStopEvent_RecordsStats()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new AspNetCoreHostingObserver(options, stats, tags, null);
var context = GetHttpRequestMessage();
var exceptionHandlerFeature = new ExceptionHandlerFeature()
{
Error = new ArgumentNullException()
};
context.Features.Set <IExceptionHandlerFeature>(exceptionHandlerFeature);
context.Response.StatusCode = 500;
Activity act = new Activity("Test");
act.Start();
Thread.Sleep(1000);
act.SetEndTime(DateTime.UtcNow);
observer.HandleStopEvent(act, context);
observer.HandleStopEvent(act, context);
var reqData = stats.ViewManager.GetView(ViewName.Create("http.server.request.time"));
var aggData1 = reqData.SumWithTags() as IDistributionData;
Assert.Equal(2, aggData1.Count);
Assert.True(aggData1.Mean > 1000.00);
Assert.True(aggData1.Max > 1000.00);
act.Stop();
}
public void Constructor_RegistersExpectedViews()
{
var options = new MetricsOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new AspNetCoreHostingObserver(options, stats, tags, null);
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("http.server.requests")));
}
public void HandleThreadsEvent_RecordsValues()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new CLRRuntimeObserver(options, stats, tags, null);
CLRRuntimeSource.ThreadMetrics metrics = new CLRRuntimeSource.ThreadMetrics(100, 100, 200, 200);
observer.HandleThreadsEvent(metrics);
var live = stats.ViewManager.GetView(ViewName.Create("clr.threadpool.active"));
var aggData = MetricsHelpers.SumWithTags(live) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
aggData = MetricsHelpers.SumWithTags(live, new List <ITagValue>()
{
TagValue.Create("worker")
}) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
aggData = MetricsHelpers.SumWithTags(live, new List <ITagValue>()
{
TagValue.Create("completionPort")
}) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
var avail = stats.ViewManager.GetView(ViewName.Create("clr.threadpool.avail"));
aggData = MetricsHelpers.SumWithTags(avail) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
aggData = MetricsHelpers.SumWithTags(avail, new List <ITagValue>()
{
TagValue.Create("worker")
}) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
aggData = MetricsHelpers.SumWithTags(avail, new List <ITagValue>()
{
TagValue.Create("completionPort")
}) as IMeanData;
Assert.Equal(100, aggData.Mean);
Assert.Equal(100, aggData.Min);
Assert.Equal(100, aggData.Max);
}
public void Constructor_RegistersExpectedViews()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.time")));
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("http.desktop.client.request.count")));
}
public void Invoke_WithMetricsRequest_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tagsComponent = new TagsComponent();
var tagger = tagsComponent.Tagger;
var ep = new MetricsEndpoint(opts, stats);
var testMeasure = MeasureDouble.Create("test.total", "test", MeasureUnit.Bytes);
SetupTestView(stats, Sum.Create(), testMeasure, "test.test1");
var context1 = tagger
.EmptyBuilder
.Put(TagKey.Create("a"), TagValue.Create("v1"))
.Put(TagKey.Create("b"), TagValue.Create("v1"))
.Put(TagKey.Create("c"), TagValue.Create("v1"))
.Build();
long allKeyssum = 0;
for (var i = 0; i < 10; i++)
{
allKeyssum += i;
stats.StatsRecorder.NewMeasureMap().Put(testMeasure, i).Record(context1);
}
var alltags = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("a", "v1"),
new KeyValuePair <string, string>("b", "v1"),
new KeyValuePair <string, string>("c", "v1")
};
var req = new MetricsRequest("test.test1", alltags);
var resp = ep.Invoke(req) as MetricsResponse;
Assert.NotNull(resp);
Assert.Equal("test.test1", resp.Name);
Assert.NotNull(resp.Measurements);
Assert.Single(resp.Measurements);
var sample = resp.Measurements[0];
Assert.Equal(MetricStatistic.TOTAL, sample.Statistic);
Assert.Equal(allKeyssum, sample.Value);
Assert.NotNull(resp.AvailableTags);
Assert.Equal(3, resp.AvailableTags.Count);
req = new MetricsRequest("foo.bar", alltags);
resp = ep.Invoke(req) as MetricsResponse;
Assert.Null(resp);
}
public void ProcessEvent_IgnoresNulls()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new CLRRuntimeObserver(options, stats, tags, null);
observer.ProcessEvent("foobar", null);
observer.ProcessEvent(CLRRuntimeObserver.HEAP_EVENT, null);
observer.ProcessEvent(CLRRuntimeObserver.THREADS_EVENT, null);
}
public void Constructor_RegistersExpectedViews()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new CLRRuntimeObserver(options, stats, tags, null);
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("clr.memory.used")));
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("clr.gc.collections")));
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("clr.threadpool.active")));
Assert.NotNull(stats.ViewManager.GetView(ViewName.Create("clr.threadpool.avail")));
}
public void GetTagValuesInColumnOrder_ReturnsExpected()
{
var tags = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("foo", "bar"),
new KeyValuePair <string, string>("aaa", "bbb")
};
var columns = new List <ITagKey>()
{
TagKey.Create("foo"),
TagKey.Create("aaa")
};
var opts = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var result = ep.GetTagValuesInColumnOrder(columns, tags);
Assert.NotNull(result);
Assert.Equal(2, result.Count);
Assert.Equal(TagValue.Create("bar"), result[0]);
Assert.Equal(TagValue.Create("bbb"), result[1]);
// Invalid tagkey provided
columns = new List <ITagKey>()
{
TagKey.Create("bar"),
TagKey.Create("aaa")
};
result = ep.GetTagValuesInColumnOrder(columns, tags);
Assert.Null(result);
// aaa column not provided
columns = new List <ITagKey>()
{
TagKey.Create("foo"),
TagKey.Create("aaa"),
TagKey.Create("bbb"),
};
tags = new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("foo", "bar"),
new KeyValuePair <string, string>("bbb", "bbb")
};
result = ep.GetTagValuesInColumnOrder(columns, tags);
Assert.Equal(3, result.Count);
Assert.Equal(TagValue.Create("bar"), result[0]);
Assert.Null(result[1]);
Assert.Equal(TagValue.Create("bbb"), result[2]);
}
public void ShouldIgnore_ReturnsExpected()
{
var options = new MetricsOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var obs = new HttpClientCoreObserver(options, stats, tags, null);
Assert.True(obs.ShouldIgnoreRequest("/api/v2/spans"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/foobar/permissions"));
Assert.True(obs.ShouldIgnoreRequest("/v2/apps/barfoo/permissions"));
Assert.False(obs.ShouldIgnoreRequest("/api/test"));
Assert.False(obs.ShouldIgnoreRequest("/v2/apps"));
}
public void ParseTag_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
Assert.Null(middle.ParseTag("foobar"));
Assert.Equal(new KeyValuePair <string, string>("foo", "bar"), middle.ParseTag("foo:bar"));
Assert.Equal(new KeyValuePair <string, string>("foo", "bar:bar"), middle.ParseTag("foo:bar:bar"));
Assert.Null(middle.ParseTag("foo,bar"));
}
public async void HandleMetricsRequestAsync_GetSpecificNonExistingMetric_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
var context = CreateRequest("GET", "/metrics/foo.bar");
await middle.HandleMetricsRequestAsync(context);
Assert.Equal(404, context.Response.StatusCode);
}
public void MetricsEndpointMiddleware_PathAndVerbMatching_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
Assert.True(middle.RequestVerbAndPathMatch("GET", "/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("PUT", "/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("GET", "/badpath"));
Assert.False(middle.RequestVerbAndPathMatch("POST", "/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("DELETE", "/metrics"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/metrics/Foo.Bar.Class"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/metrics/Foo.Bar.Class?tag=key:value&tag=key1:value1"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/metrics?tag=key:value&tag=key1:value1"));
}
public void GetTagContext_ReturnsExpected()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientDesktopObserver(options, stats, tags, null);
var req = GetHttpRequestMessage();
var tagContext = observer.GetTagContext(req, HttpStatusCode.InternalServerError);
var tagValues = tagContext.ToList();
tagValues.Contains(Tag.Create(TagKey.Create("clientName"), TagValue.Create("localhost:5555")));
tagValues.Contains(Tag.Create(TagKey.Create("uri"), TagValue.Create("/foo/bar")));
tagValues.Contains(Tag.Create(TagKey.Create("status"), TagValue.Create("500")));
tagValues.Contains(Tag.Create(TagKey.Create("method"), TagValue.Create("GET")));
}
public void ProcessEvent_IgnoresNulls()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new AspNetCoreHostingObserver(options, stats, tags, null);
observer.ProcessEvent("foobar", null);
observer.ProcessEvent(AspNetCoreHostingObserver.STOP_EVENT, null);
Activity act = new Activity("Test");
act.Start();
observer.ProcessEvent(AspNetCoreHostingObserver.STOP_EVENT, null);
act.Stop();
}
private void SetupStats(OpenCensusStats stats)
{
var exceptionKey = TagKey.Create("exception");
var methodKey = TagKey.Create("method");
var uriKey = TagKey.Create("uri");
var statusKey = TagKey.Create("status");
var httpServerRquestMeasure = MeasureDouble.Create("server.totalTime", "server request times", MeasureUnit.MilliSeconds);
var httpServerRequestsViewName = ViewName.Create("http.server.requests");
var httpServerRequestsView = View.Create(
httpServerRequestsViewName,
"server request times",
httpServerRquestMeasure,
Distribution.Create(BucketBoundaries.Create(new List <double>()
{
0.0, 1.0, 2.0
})),
new List <ITagKey>()
{
exceptionKey, methodKey, uriKey, statusKey
});
stats.ViewManager.RegisterView(httpServerRequestsView);
var area = TagKey.Create("area");
var id = TagKey.Create("id");
var memoryUsageMeasure = MeasureDouble.Create("memory.value", "memory usage", MeasureUnit.Bytes);
var memoryUsageName = ViewName.Create("jvm.memory.used");
var memoryUsageView = View.Create(
memoryUsageName,
"memory usage",
memoryUsageMeasure,
Distribution.Create(BucketBoundaries.Create(new List <double>()
{
0.0, 1000.0, 10000.0, 100000.0, 1000000.0, 10000000.0, 100000000.0
})),
new List <ITagKey>()
{
area, id
});
stats.ViewManager.RegisterView(memoryUsageView);
}
public void ProcessEvent_IgnoresNulls()
{
var options = new MetricsOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientCoreObserver(options, stats, tags, null);
observer.ProcessEvent("foobar", null);
observer.ProcessEvent(HttpClientCoreObserver.STOP_EVENT, null);
Activity act = new Activity("Test");
act.Start();
observer.ProcessEvent(HttpClientCoreObserver.STOP_EVENT, null);
observer.ProcessEvent(HttpClientCoreObserver.EXCEPTION_EVENT, null);
act.Stop();
}
public void MetricsEndpointMiddleware_PathAndVerbMatching_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var mopts = TestHelpers.GetManagementOptions(opts);
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointMiddleware(null, ep, mopts);
Assert.True(middle.RequestVerbAndPathMatch("GET", "/cloudfoundryapplication/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("PUT", "/cloudfoundryapplication/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("GET", "/cloudfoundryapplication/badpath"));
Assert.False(middle.RequestVerbAndPathMatch("POST", "/cloudfoundryapplication/metrics"));
Assert.False(middle.RequestVerbAndPathMatch("DELETE", "/cloudfoundryapplication/metrics"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/cloudfoundryapplication/metrics/Foo.Bar.Class"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/cloudfoundryapplication/metrics/Foo.Bar.Class?tag=key:value&tag=key1:value1"));
Assert.True(middle.RequestVerbAndPathMatch("GET", "/cloudfoundryapplication/metrics?tag=key:value&tag=key1:value1"));
}
public async void HandleMetricsRequestAsync_GetMetricsNames_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
var context = CreateRequest("GET", "/metrics");
await middle.HandleMetricsRequestAsync(context);
context.Response.Body.Seek(0, SeekOrigin.Begin);
StreamReader rdr = new StreamReader(context.Response.Body);
string json = await rdr.ReadToEndAsync();
Assert.Equal("{\"names\":[]}", json);
}
public void GetStatistic_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var m1 = MeasureDouble.Create("test.totalTime", "test", MeasureUnit.Seconds);
var result = ep.GetStatistic(Sum.Create(), m1);
Assert.Equal(MetricStatistic.TOTALTIME, result);
var m2 = MeasureDouble.Create("test.value", "test", MeasureUnit.Seconds);
result = ep.GetStatistic(LastValue.Create(), m2);
Assert.Equal(MetricStatistic.VALUE, result);
var m3 = MeasureDouble.Create("test.count", "test", MeasureUnit.Seconds);
result = ep.GetStatistic(Count.Create(), m3);
Assert.Equal(MetricStatistic.COUNT, result);
var m4 = MeasureDouble.Create("test.sum", "test", MeasureUnit.Bytes);
result = ep.GetStatistic(Sum.Create(), m4);
Assert.Equal(MetricStatistic.TOTAL, result);
var m5 = MeasureDouble.Create("foobar", "test", MeasureUnit.Seconds);
result = ep.GetStatistic(Distribution.Create(BucketBoundaries.Create(new List <double>()
{
0.0, 1.0, 5.0, 10.0, 100.0
})), m5);
Assert.Equal(MetricStatistic.TOTALTIME, result);
var m6 = MeasureDouble.Create("foobar", "test", MeasureUnit.Bytes);
result = ep.GetStatistic(Distribution.Create(BucketBoundaries.Create(new List <double>()
{
0.0, 1.0, 5.0, 10.0, 100.0
})), m6);
Assert.Equal(MetricStatistic.TOTAL, result);
}
public void GetMetricName_ReturnsExpected()
{
var opts = new MetricsOptions();
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointOwinMiddleware(null, ep);
var context1 = CreateRequest("GET", "/metrics");
Assert.Null(middle.GetMetricName(context1.Request));
var context2 = CreateRequest("GET", "/metrics/Foo.Bar.Class");
Assert.Equal("Foo.Bar.Class", middle.GetMetricName(context2.Request));
var context3 = CreateRequest("GET", "/metrics", "tag=key:value&tag=key1:value1");
Assert.Null(middle.GetMetricName(context3.Request));
}
public void GetStatusCode_ReturnsExpected()
{
var options = new MetricsOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new HttpClientCoreObserver(options, stats, tags, null);
var message = GetHttpResponseMessage(HttpStatusCode.OK);
string status = observer.GetStatusCode(message, default(TaskStatus));
Assert.Equal("200", status);
status = observer.GetStatusCode(null, TaskStatus.Canceled);
Assert.Equal("CLIENT_CANCELED", status);
status = observer.GetStatusCode(null, TaskStatus.Faulted);
Assert.Equal("CLIENT_FAULT", status);
status = observer.GetStatusCode(null, TaskStatus.RanToCompletion);
Assert.Equal("CLIENT_ERROR", status);
}
public void ShouldIgnore_ReturnsExpected()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var obs = new AspNetCoreHostingObserver(options, stats, tags, null);
Assert.True(obs.ShouldIgnoreRequest("/cloudfoundryapplication/info"));
Assert.True(obs.ShouldIgnoreRequest("/cloudfoundryapplication/health"));
Assert.True(obs.ShouldIgnoreRequest("/foo/bar/image.png"));
Assert.True(obs.ShouldIgnoreRequest("/foo/bar/image.gif"));
Assert.True(obs.ShouldIgnoreRequest("/favicon.ico"));
Assert.True(obs.ShouldIgnoreRequest("/foo.js"));
Assert.True(obs.ShouldIgnoreRequest("/foo.css"));
Assert.True(obs.ShouldIgnoreRequest("/javascript/foo.js"));
Assert.True(obs.ShouldIgnoreRequest("/css/foo.css"));
Assert.True(obs.ShouldIgnoreRequest("/foo.html"));
Assert.True(obs.ShouldIgnoreRequest("/html/foo.html"));
Assert.False(obs.ShouldIgnoreRequest("/api/test"));
Assert.False(obs.ShouldIgnoreRequest("/v2/apps"));
}
public void GetMetricName_ReturnsExpected()
{
var opts = new MetricsEndpointOptions();
var mopts = TestHelpers.GetManagementOptions(opts);
var stats = new OpenCensusStats();
var ep = new MetricsEndpoint(opts, stats);
var middle = new MetricsEndpointMiddleware(null, ep, mopts);
var context1 = CreateRequest("GET", "/cloudfoundryapplication/metrics");
Assert.Null(middle.GetMetricName(context1.Request));
var context2 = CreateRequest("GET", "/cloudfoundryapplication/metrics/Foo.Bar.Class");
Assert.Equal("Foo.Bar.Class", middle.GetMetricName(context2.Request));
var context3 = CreateRequest("GET", "/cloudfoundryapplication/metrics", "?tag=key:value&tag=key1:value1");
Assert.Null(middle.GetMetricName(context3.Request));
}
public void GetException_ReturnsExpected()
{
var options = new MetricsEndpointOptions();
var stats = new OpenCensusStats();
var tags = new OpenCensusTags();
var observer = new AspNetCoreHostingObserver(options, stats, tags, null);
var context = GetHttpRequestMessage();
string exception = observer.GetException(context);
Assert.Equal("None", exception);
context = GetHttpRequestMessage();
var exceptionHandlerFeature = new ExceptionHandlerFeature()
{
Error = new ArgumentNullException()
};
context.Features.Set <IExceptionHandlerFeature>(exceptionHandlerFeature);
exception = observer.GetException(context);
Assert.Equal("ArgumentNullException", exception);
}
