public async void ShouldFlushOnceAWhile()
{
// Setup
var configuration = BuildTestConfigration();
int flushPeriodPlusMsec = 500;
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration, 200))
{
target.Activate();
target.ReportProblem("Error message, with comma.", "UnitTest");
// Verify
await Task.Delay(DefaultDelayMsec);
target.StreamWriterMock.Verify(
s => s.Flush(),
Times.Never());
await Task.Delay(flushPeriodPlusMsec);
target.ReportProblem("Error message, with comma.", "UnitTest");
await Task.Delay(DefaultDelayMsec);
target.StreamWriterMock.Verify(
s => s.Flush(),
Times.Exactly(1));
}
}
public void ShouldFlushOnceAWhile()
{
// Setup
var configuration = BuildTestConfigration();
DateTime now = DateTime.Now;
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration, 200, customCreateFileStream: null, setNewStreamWriter: null, currentTimeProvider: () => now))
{
target.Activate();
target.ReportProblem("Error message, with comma.", "UnitTest");
// Verify
Assert.False(target.FlushOperation.WaitOne(StreamOperationTimeoutMsec));
target.StreamWriterMock.Verify(
s => s.Flush(),
Times.Never());
now += TimeSpan.FromMilliseconds(500);
target.ReportProblem("Error message, with comma.", "UnitTest");
Assert.True(target.FlushOperation.WaitOne(StreamOperationTimeoutMsec));
target.StreamWriterMock.Verify(
s => s.Flush(),
Times.Exactly(1));
}
}
public void ReportProblemShouldWriteError()
{
var configuration = BuildTestConfigration();
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration))
{
target.Activate();
target.ReportProblem("Error message.", "UnitTest");
Assert.True(target.WriteOperation.WaitOne(StreamOperationTimeoutMsec));
// Verify
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.Is <string>(msg => msg.Contains("UnitTest,Error,Error message."))),
Times.Exactly(1));
}
}
public void ShouldEscapeQuotesWhenThereIsCommaInMessage()
{
// Setup
var configuration = BuildTestConfigration();
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration))
{
target.Activate();
target.ReportProblem("Error \"message\", with comma and quotes.", "UnitTest");
// Verify
Assert.True(target.WriteOperation.WaitOne(StreamOperationTimeoutMsec));
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.Is <string>(msg => msg.Contains("UnitTest,Error,\"Error \"\"message\"\", with comma and quotes.\""))),
Times.Exactly(1));
}
}
public async void ReportProblemShouldWriteError()
{
var configuration = BuildTestConfigration();
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration))
{
target.Activate();
target.ReportProblem("Error message.", "UnitTest");
await Task.Delay(DefaultDelayMsec);
// Verify
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.Is <string>(msg => msg.Contains("UnitTest,Error,Error message."))),
Times.Exactly(1));
}
}
public void ConstructorShouldHandleWrongFilterLevel()
{
// Setup
var configuration = BuildTestConfigration();
configuration[MinReportLevelKey] = "WrongLevel";
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration))
{
target.Activate();
Assert.True(target.WriteOperation.WaitOne(StreamOperationTimeoutMsec));
// Verify
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.Is <string>(msg => msg.EndsWith("Failed to parse log level. Please check the value of: WrongLevel. Falling back to default value: Error"))),
Times.Exactly(1));
}
}
public async void ReporterShouldFilterOutMessage()
{
// Setup
var configuration = BuildTestConfigration();
configuration[MinReportLevelKey] = "Warning";
// Exercise
using (CustomHealthReporter target = new CustomHealthReporter(configuration))
{
target.Activate();
target.ReportHealthy("Supposed to be filtered.", "UnitTest");
// Verify that message is filtered out.
await Task.Delay(DefaultDelayMsec);
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.IsAny <string>()),
Times.Exactly(0));
// Verify that warning is not filtered out.
target.ReportWarning("Warning message", "UnitTests");
await Task.Delay(DefaultDelayMsec);
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.IsAny <string>()),
Times.Exactly(1));
// Verify that error is not filtered out.
target.ReportWarning("Error message", "UnitTests");
await Task.Delay(DefaultDelayMsec);
target.StreamWriterMock.Verify(
s => s.WriteLine(
It.IsAny <string>()),
Times.Exactly(2));
}
}
