public void DisplayUnitsTest()
{
string fileName = "displayUnitsTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 20; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "heapSize", (double)i, 0, "Heap Size", "MB"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(20, counterTrace.events.Length);
var i = 0;
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Heap Size (MB)", payload.name);
Assert.Equal(i, payload.value);
i += 1;
}
}
}
public void ValidJSONFormatTest()
{
// Test if the produced JSON is a valid format.
// Regression test for https://github.com/dotnet/diagnostics/issues/1020
string fileName = "validJSONFormatTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 20; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "heapSize", 0, 0, "Heap Size", "MB"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
// first } from end of the last event payload
// next ] from closing "Events" field
// last } from closing the whole JSON
Assert.EndsWith("0 }]}", json);
}
}
public void CounterTest()
{
string fileName = "CounterTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
for (int i = 0; i < 10; i++)
{
exporter.CounterPayloadReceived("myProvider", TestHelpers.GenerateCounterPayload(false, "counterOne", 1.0, 1, "Counter One"), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(10, counterTrace.events.Length);
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Counter One", payload.name);
Assert.Equal("Metric", payload.counterType);
Assert.Equal(1.0, payload.value);
}
}
}
public void PercentilesTest()
{
string fileName = "PercentilesTest.json";
JSONExporter exporter = new JSONExporter(fileName, "myProcess.exe");
exporter.Initialize();
DateTime start = DateTime.Now;
for (int i = 0; i < 10; i++)
{
exporter.CounterPayloadReceived(new PercentilePayload("myProvider", "counterOne", "Counter One", "", "f=abc,Percentile=50", 1, start + TimeSpan.FromSeconds(i)), false);
}
exporter.Stop();
Assert.True(File.Exists(fileName));
using (StreamReader r = new StreamReader(fileName))
{
string json = r.ReadToEnd();
JSONCounterTrace counterTrace = JsonConvert.DeserializeObject <JSONCounterTrace>(json);
Assert.Equal("myProcess.exe", counterTrace.targetProcess);
Assert.Equal(10, counterTrace.events.Length);
foreach (JSONCounterPayload payload in counterTrace.events)
{
Assert.Equal("myProvider", payload.provider);
Assert.Equal("Counter One", payload.name);
Assert.Equal("Metric", payload.counterType);
Assert.Equal(1.0, payload.value);
Assert.Equal("f=abc,Percentile=50", payload.tags);
}
}
}