public void Test_DefaultLogger_Simple_Shim()
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
shim.DefaultLoggerGet = () => "DefaultLogger";
var loggerDependency = shim.Instance;
// Act
string defaultLogger = loggerDependency.DefaultLogger;
Console.WriteLine("Default logger is '{0}'", defaultLogger);
// Assert
Assert.That(defaultLogger, Is.EqualTo("DefaultLogger"));
}
}
public void Test_GetDirectoryByLoggerName_Shim_Always_Returns_The_Same_Value(string loggerName)
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
// For any parameter in the GetDirectoryByLoggerName Stub should return "C:\\Foo".
shim.GetDirectoryByLoggerNameString = (string logger) => "C:\\Foo";
var loggerDependency = shim.Instance;
// Act
string directory = loggerDependency.GetDirectoryByLoggerName(loggerName);
Console.WriteLine("Directory for the logger '{0}' is '{1}'", loggerName, directory);
// Assert
Assert.That(directory, Is.EqualTo("C:\\Foo"));
}
}
public void Test_GetCurrentDirrectory_Simple_Shim()
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
shim.GetCurrentDirectory = () => "D:\\Temp";
// Act
// There is an explicit conversion from the shim to shimed object
SealedLoggerDependency loggerDependency = shim;
var currentDirectory = loggerDependency.GetCurrentDirectory();
Console.WriteLine("Current directory is {0}", currentDirectory);
// Assert
Assert.That(currentDirectory, Is.EqualTo("D:\\Temp"));
}
}
public void Test_GetDirectoryByLoggerName_Shim_Returns_Different_Value_Based_On_The_Arguments(string loggerName)
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
// Setting up our stub to return different values based on the argument.
// This code is similar to following implementation:
// public string GetDirectoryByLoggername(string s) { return "C:\\" + s; }
shim.GetDirectoryByLoggerNameString = (string logger) => "C:\\" + logger;
var loggerDependency = shim.Instance;
string directory = loggerDependency.GetDirectoryByLoggerName(loggerName);
Console.WriteLine("Directory for the logger '{0}' is '{1}'", loggerName, directory);
// Assert
Assert.That(directory, Is.EqualTo("C:\\" + loggerName));
}
}
public void Test_Shim_For_Generic_GetConfigValue_Of_T()
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
shim.GetConfigValueOf1(() => "default");
// Act
var loggerDependency = shim.Instance;
var str = loggerDependency.GetConfigValue<string>();
Console.WriteLine("Config value is '{0}'", str);
// Assert
Assert.That(str, Is.EqualTo("default"));
}
}
public void Test_RollingRequired_Event_Simple_Shim()
{
using (ShimsContext.Create())
{
// Arrange
var shim = new ShimSealedLoggerDependency();
var loggerDependency = shim.Instance;
// Act
// We can't override firing event directly!
// But we can override subscription and unsubscription.
EventHandler backingDelegate = null;
shim.RollingRequiredAddEventHandler = handler => backingDelegate += handler;
bool eventOccurred = false;
loggerDependency.RollingRequired += (sender, args) => eventOccurred = true;
// Raising event manually
backingDelegate(this, EventArgs.Empty);
Assert.IsTrue(eventOccurred, "Event should be raised!");
}
}