public void LoggerTests()
{
var logger = _provider.GetLogger("XUnit");
// No Formatting Function
Assert.True(logger(LogLevel.Debug, null, null, new object[] { "Message" }));
_log.Assert(null, null, null, null);
// Trace Log Entry
Assert.True(logger(LogLevel.Trace, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Trace, 0, null, "XUnit Test Message");
// Debug Log Entry
Assert.True(logger(LogLevel.Debug, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Debug, 0, null, "XUnit Test Message");
// Info Log Entry
Assert.True(logger(LogLevel.Info, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Information, 0, null, "XUnit Test Message");
// Warn Log Entry
Assert.True(logger(LogLevel.Warn, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Warning, 0, null, "XUnit Test Message");
// Error Log Entry
Assert.True(logger(LogLevel.Error, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Error, 0, null, "XUnit Test Message");
// Fatal Log Entry
Assert.True(logger(LogLevel.Fatal, () => "Test {0}", null, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Critical, 0, null, "XUnit Test Message");
// Exception
var e = new Exception("Something Bad");
Assert.True(logger(LogLevel.Fatal, () => "Test {0}", e, new object[] { "Message" }));
_log.Assert(Microsoft.Extensions.Logging.LogLevel.Critical, 0, null, $"XUnit Test Message -> {e}");
// Invalid LogLevel
Assert.Throws <ArgumentOutOfRangeException>(() => logger((LogLevel)6, () => "Test {0}", e, new object[] { "Message" }));
}
