public void TestAddingGettingStrategyToStrategyHolder()
{
StrategyHolder holder = new StrategyHolder();
BurnableDisposalStrategy burnStrategy = new BurnableDisposalStrategy();
RecyclableDisposalStrategy recStrategy = new RecyclableDisposalStrategy();
StorableDisposalStrategy storeStrategy = new StorableDisposalStrategy();
holder.AddStrategy(
typeof(BurnableDisposableAttribute),
burnStrategy);
holder.AddStrategy(
typeof(RecyclableDisposableAttribute),
recStrategy);
holder.AddStrategy(
typeof(StorableDisposableAttribute),
storeStrategy);
Assert.AreEqual(burnStrategy,
holder.GetDisposalStrategy(typeof(BurnableDisposableAttribute)));
Assert.AreEqual(recStrategy,
holder.GetDisposalStrategy(typeof(RecyclableDisposableAttribute)));
Assert.AreEqual(storeStrategy,
holder.GetDisposalStrategy(typeof(StorableDisposableAttribute)));
}
public void RemoveStrategy_ShouldReturnTrue_WhenRecieveValidParameters()
{
// Arrange
var strategy = new BurnableDisposalStrategy();
var type = new DisposableAttribute();
var holder = new StrategyHolder();
// Act and Assert
Assert.IsTrue(holder.RemoveStrategy(type));
}
public void ProcessWaste_ShouldReturnValidCurrentStrategy()
{
// Arrange
var garbage = new StorableWaste("glass", 10.5, 1.2);
var strategyHolder = new StrategyHolder();
var garbageProcessor = new GarbageProcessor(strategyHolder);
Type type = garbage.GetType();
DisposableAttribute disposalAttribute = (DisposableAttribute)type.GetCustomAttributes(true).FirstOrDefault(x => x.GetType() == typeof(DisposableAttribute));
IGarbageDisposalStrategy currentStrategy = new BurnableDisposalStrategy();
var expectedResult = currentStrategy.ProcessGarbage(garbage);
// Act
var actualResult = garbageProcessor.ProcessWaste(garbage);
// Assert
Assert.AreEqual(expectedResult, actualResult);
}
public void TestRemoveStrategy()
{
StrategyHolder holder = new StrategyHolder();
BurnableDisposalStrategy burnStrategy = new BurnableDisposalStrategy();
RecyclableDisposalStrategy recStrategy = new RecyclableDisposalStrategy();
StorableDisposalStrategy storeStrategy = new StorableDisposalStrategy();
holder.AddStrategy(
typeof(BurnableDisposableAttribute),
burnStrategy);
holder.AddStrategy(
typeof(RecyclableDisposableAttribute),
recStrategy);
holder.AddStrategy(
typeof(StorableDisposableAttribute),
storeStrategy);
holder.RemoveStrategy(typeof(BurnableDisposableAttribute));
holder.GetDisposalStrategy(typeof(BurnableDisposableAttribute));
}
