public void FormatEvent_WithValidEntryWithoutException_ReturnsExpectedFormattedString()
        {
            // Arrange
            LogEntry entry = new LogEntry(LoggingEventType.Critical, "Valid message", "Log source", null);
            string   expectedFormattedEvent =
                "LoggingEvent:\r\n" +
                "Severity:\tCritical\r\n" +
                "Message:\tValid message\r\n" +
                "Source:\tLog source\r\n";

            // Act
            string actualFormattedEvent = LoggingHelper.FormatEvent(entry);

            // Assert
            Assert.AreEqual(expectedFormattedEvent, actualFormattedEvent);
        }