public void EmptyConstructor_InitializesStrategyHolder()
{
this.strategyHolder = new StrategyHolder();
var strategies = this.strategyHolder.GetDisposalStrategies;
Assert.IsNotNull(strategies, "Disposal stategies haven't been initialised properly.");
}
public void EmptyConstructor_DoesntHaveInitialStrategies()
{
this.strategyHolder = new StrategyHolder();
var strategiesCount = this.strategyHolder.GetDisposalStrategies.Count;
Assert.AreEqual(
strategiesCount,
0,
"StrategyHolder should not have strategies without adding them after initialization.");
}
public void AddStrategy_SuccessfullyAddedStrategy()
{
this.strategyHolder = new StrategyHolder();
var strategyType = typeof(Burnable);
var strategy = new BurnableStrategy();
var isAdded = this.strategyHolder.AddStrategy(strategyType, strategy);
Assert.IsTrue(isAdded, "The srategy was not added successfully to a newly instantiated StrategyHolder");
}
public void RemoveStrategy_SuccessfullyRemovedStrategy()
{
this.strategyHolder = new StrategyHolder();
var strategyType = typeof(Burnable);
var strategy = new BurnableStrategy();
this.strategyHolder.AddStrategy(strategyType, strategy);
var isRemoved = this.strategyHolder.RemoveStrategy(strategyType);
Assert.IsTrue(isRemoved, "The strategy was not successfully removed from the StrategyHolder");
}
public void AddStrategy_UnableToAddStrategy()
{
this.strategyHolder = new StrategyHolder();
var strategyType = typeof(Burnable);
var strategy = new BurnableStrategy();
this.strategyHolder.AddStrategy(strategyType, strategy);
var isAdded = this.strategyHolder.AddStrategy(strategyType, strategy);
Assert.IsFalse(isAdded, "The srategy should not be added twice to a StrategyHolder");
}
public void RemoveStrategy_UnableToRemoveStrategy()
{
this.strategyHolder = new StrategyHolder();
var strategyType = typeof(Burnable);
var isRemoved = this.strategyHolder.RemoveStrategy(strategyType);
Assert.IsFalse(isRemoved, "THe StrategyHolder should not report successful removal of unexisting strategies.");
}
