public async Task IfHandledClientError_ItLogsError()
{
// Arrange
// Logger
var loggerMock = new Mock <ILogger <GlobalLoggerMiddleware> >();
var loggerFactory = new Mock <ILoggerFactory>();
loggerFactory.Setup(f => f.CreateLogger(It.IsAny <string>()))
.Returns(loggerMock.Object);
// Diagnostic
var diagnoticSourceMock = new Mock <DiagnosticSource>();
// Request
var requestMock = new Mock <HttpRequest>();
requestMock.Setup(x => x.Scheme).Returns("http");
requestMock.Setup(x => x.Host).Returns(new HostString("localhost"));
requestMock.Setup(x => x.Path).Returns(new PathString("/FooBar"));
requestMock.Setup(x => x.PathBase).Returns(new PathString("/"));
requestMock.Setup(x => x.Method).Returns("GET");
requestMock.Setup(x => x.Body).Returns(new MemoryStream());
// Response
var responseMock = new Mock <HttpResponse>();
responseMock.SetupGet(y => y.StatusCode).Returns(499);
// Context
var contextMock = new Mock <HttpContext>();
contextMock.Setup(z => z.Request).Returns(requestMock.Object);
contextMock.Setup(z => z.Response).Returns(responseMock.Object);
// Middleware
var logRequestMiddleware = new GlobalLoggerMiddleware(next: (innerHttpContext) => Task.FromResult(0), loggerFactory: loggerFactory.Object, diagnosticSource: diagnoticSourceMock.Object);
// Act
await logRequestMiddleware.Invoke(contextMock.Object);
// Assert
loggerMock.Verify(l => l.Log <object>(
LogLevel.Error,
It.IsAny <EventId>(),
It.Is <object>(fV => fV.ToString().Equals(($"An error has occurred: 499"))),
null,
It.IsAny <Func <object, Exception, string> >()));
}
public async Task IfHandledInternalServerError_ItLogsError()
{
// Arrange
// Logger
var loggerMock = new Mock <ILogger <GlobalLoggerMiddleware> >();
var loggerFactory = new Mock <ILoggerFactory>();
loggerFactory.Setup(f => f.CreateLogger(It.IsAny <string>()))
.Returns(loggerMock.Object);
// Diagnostic
var diagnoticSourceMock = new Mock <DiagnosticSource>();
// Request
var requestMock = new Mock <HttpRequest>();
requestMock.Setup(x => x.Scheme).Returns("http");
requestMock.Setup(x => x.Host).Returns(new HostString("localhost"));
requestMock.Setup(x => x.Path).Returns(new PathString("/FooBar"));
requestMock.Setup(x => x.PathBase).Returns(new PathString("/"));
requestMock.Setup(x => x.Method).Returns("GET");
requestMock.Setup(x => x.Body).Returns(new MemoryStream());
// Response
var responseMock = new Mock <HttpResponse>();
responseMock.SetupGet(y => y.StatusCode).Returns(500);
// Context
var features = new FeatureCollection();
var exMessage = "I'm just exceptional";
var exceptionHandlerFeature = new ExceptionHandlerFeature()
{
Error = new Exception(exMessage),
};
features.Set <IExceptionHandlerFeature>(exceptionHandlerFeature);
var contextMock = new Mock <HttpContext>();
contextMock.Setup(z => z.Request).Returns(requestMock.Object);
contextMock.Setup(z => z.Response).Returns(responseMock.Object);
contextMock.Setup(z => z.Features).Returns(features);
// Middleware
var logRequestMiddleware = new GlobalLoggerMiddleware(next: (innerHttpContext) => Task.FromResult(0), loggerFactory: loggerFactory.Object, diagnosticSource: diagnoticSourceMock.Object);
// Act
await logRequestMiddleware.Invoke(contextMock.Object);
// Assert
loggerMock.Verify(l => l.Log(
LogLevel.Error,
It.IsAny <EventId>(),
It.Is <It.IsAnyType>((object fV, Type _) => fV.ToString().Equals(($"An internal handled exception has occurred: {exMessage}"))),
It.IsAny <Exception>(),
(Func <It.IsAnyType, Exception, string>)It.IsAny <object>()));
}