public async Task InvokeAsync_ShouldCatchExceptionAndReturnStandardErrorWhenDelegateThrows()
{
Task next(HttpContext innerHttpContext)
=> throw new Exception("This message must not be shown");
_context.Response.Body = new MemoryStream();
var middleware = new ErrorHandlingMiddleware(next, _logger.Object);
await middleware.InvokeAsync(_context);
_context.Response.Body.Seek(0, SeekOrigin.Begin);
var reader = new StreamReader(_context.Response.Body);
var streamText = reader.ReadToEnd();
var result = JsonConvert.DeserializeObject <ErrorDetails>(streamText);
var expected = new ErrorDetails
{
StatusCode = 500,
Message = "Oooops! Something went wrong. Call Alessandro :)"
};
result
.Should()
.BeEquivalentTo(expected);
_logger.Verify(l => l.LogError(It.IsAny <Exception>(), It.IsAny <string>()), Times.Once());
}