|
| 1 | +using Microsoft.VisualStudio.TestTools.UnitTesting; |
| 2 | +using OpenQA.Selenium; |
| 3 | +using OpenQA.Selenium.Internal.Logging; |
| 4 | +using OpenQA.Selenium.Remote; |
| 5 | +using System; |
| 6 | +using System.Collections.Generic; |
| 7 | + |
| 8 | +namespace SeleniumDocs.Troubleshooting |
| 9 | +{ |
| 10 | + [TestClass] |
| 11 | + public class LoggingTest |
| 12 | + { |
| 13 | + [TestMethod] |
| 14 | + public void Logging() |
| 15 | + { |
| 16 | + Log.SetLevel(LogEventLevel.Trace); |
| 17 | + |
| 18 | + // TODO: Replace it with coming FileLogHandler |
| 19 | + var testLogHandler = new TestLogHandler(); |
| 20 | + Log.Handlers.Add(testLogHandler); |
| 21 | + |
| 22 | + Log.SetLevel(typeof(RemoteWebDriver), LogEventLevel.Debug); |
| 23 | + Log.SetLevel(typeof(SeleniumManager), LogEventLevel.Info); |
| 24 | + |
| 25 | + Warn("this is a warning"); |
| 26 | + Info("this is useful information"); |
| 27 | + Debug("this is detailed debug information"); |
| 28 | + |
| 29 | + Assert.IsTrue(testLogHandler.Messages.Contains("this is a warning")); |
| 30 | + Assert.IsTrue(testLogHandler.Messages.Contains("this is useful information")); |
| 31 | + Assert.IsTrue(testLogHandler.Messages.Contains("this is detailed debug information")); |
| 32 | + } |
| 33 | + |
| 34 | + [TestCleanup] |
| 35 | + public void TestCleanup() |
| 36 | + { |
| 37 | + // reset log to default |
| 38 | + Log.SetLevel(LogEventLevel.Info) |
| 39 | + .Handlers.Clear() |
| 40 | + .Handlers.Add(new ConsoleLogHandler()); |
| 41 | + } |
| 42 | + |
| 43 | + // logging is only for internal usage |
| 44 | + // hacking it via reflection |
| 45 | + |
| 46 | + private void Debug(string message) |
| 47 | + { |
| 48 | + LogMessage("Debug", message); |
| 49 | + } |
| 50 | + |
| 51 | + private void Warn(string message) |
| 52 | + { |
| 53 | + LogMessage("Warn", message); |
| 54 | + } |
| 55 | + |
| 56 | + private void Info(string message) |
| 57 | + { |
| 58 | + LogMessage("Info", message); |
| 59 | + } |
| 60 | + |
| 61 | + private void LogMessage(string methodName, string message) |
| 62 | + { |
| 63 | + var getLoggerMethod = typeof(Log).GetMethod("GetLogger", System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.NonPublic, new Type[] { typeof(Type) }); |
| 64 | + |
| 65 | + var logger = getLoggerMethod.Invoke(null, new object[] { typeof(LoggingTest) }); |
| 66 | + |
| 67 | + var emitMethod = logger.GetType().GetMethod(methodName); |
| 68 | + |
| 69 | + emitMethod.Invoke(logger, new object[] { message }); |
| 70 | + } |
| 71 | + |
| 72 | + class TestLogHandler : ILogHandler |
| 73 | + { |
| 74 | + public ILogHandler Clone() |
| 75 | + { |
| 76 | + return this; |
| 77 | + } |
| 78 | + |
| 79 | + public void Handle(LogEvent logEvent) |
| 80 | + { |
| 81 | + Messages.Add(logEvent.Message); |
| 82 | + } |
| 83 | + |
| 84 | + public List<string> Messages { get; } = new List<string>(); |
| 85 | + } |
| 86 | + } |
| 87 | +} |
0 commit comments