public void EnvironmentVariableExpansionIsApplied()
{
var configuration = new LoggerConfiguration();
var settings = new NameValueCollection
{
{ "serilog:enrich:with-property:Path", "%PATH%" }
};
PrefixedAppSettingsReader.ConfigureLogger(configuration, settings);
LogEvent evt = null;
var log = configuration.WriteTo.Sink(new DelegatingSink(e => evt = e)).CreateLogger();
log.Information("Has a Path property with value expanded from the environment variable");
Assert.IsNotNull(evt);
Assert.AreNotEqual("%PATH%", evt.Properties["Path"].LiteralValue());
}
public void PropertyEnrichmentIsApplied()
{
var configuration = new LoggerConfiguration();
var settings = new NameValueCollection
{
{ "serilog:enrich:with-property:App", "Test" }
};
PrefixedAppSettingsReader.ConfigureLogger(configuration, settings);
LogEvent evt = null;
var log = configuration.WriteTo.Sink(new DelegatingSink(e => evt = e)).CreateLogger();
log.Information("Has a test property");
Assert.IsNotNull(evt);
Assert.AreEqual("Test", evt.Properties["App"].LiteralValue());
}
public void ValuesConvertToEnumMembers()
{
var result = (LogEventLevel)PrefixedAppSettingsReader.ConvertToType("Information", typeof(LogEventLevel));
Assert.AreEqual(LogEventLevel.Information, result);
}
public void EmptyStringValuesConvertToNullIfTargetIsNullable()
{
var result = (int?)PrefixedAppSettingsReader.ConvertToType("", typeof(int?));
Assert.That(result == null);
}
public void ConvertibleValuesConvertToTIfTargetIsNullable()
{
var result = (int?)PrefixedAppSettingsReader.ConvertToType("3", typeof(int?));
Assert.That(result == 3);
}
/// <summary>
/// Reads the <appSettings> element of App.config or Web.config, searching for for keys
/// that look like: <code>serilog:*</code>, which are used to configure
/// the logger. To add a sink, use a key like <code>serilog:write-to:File.path</code> for
/// each parameter to the sink's configuration method. To add an additional assembly
/// containing sinkds, use <code>serilog:using</code>. To set the level use
/// <code>serilog:minimum-level</code>.
/// </summary>
/// <param name="loggerConfiguration">The logger configuration to apply configuration to.</param>
/// <returns>An object allowing configuration to continue.</returns>
public static LoggerConfiguration ReadAppSettings(this LoggerConfiguration loggerConfiguration)
{
PrefixedAppSettingsReader.ConfigureLogger(loggerConfiguration);
return(loggerConfiguration);
}
