public void TestGet_InvokedOnCorrectIterator_ReturnsComponentValue()
{
var entityComponentsTable = new Dictionary <Type, int>
{
{ typeof(TComponentA), 0 }
};
var componentsHashesTable = new Dictionary <Type, int>
{
{ typeof(TComponentA), 0 }
};
var components = new List <IList <IComponent> >
{
new List <IComponent>
{
new TComponentA()
{
mValue = 42
}
}
};
Assert.Throws <InvalidIteratorException>(() =>
{
IComponentIterator iter = new ComponentManager.ComponentIterator(entityComponentsTable, componentsHashesTable, components);
Assert.IsNotNull(iter);
TComponentA componentValue = iter.Get <TComponentA>();
Assert.AreEqual(42, componentValue.mValue);
});
}
public void TestConstructor_PassCorrectInputData_CreatesCorrectIterator()
{
var entityComponentsTable = new Dictionary <Type, int>();
var componentsHashesTable = new Dictionary <Type, int>();
var components = new List <IList <IComponent> >();
Assert.DoesNotThrow(() =>
{
IComponentIterator iter = new ComponentManager.ComponentIterator(entityComponentsTable, componentsHashesTable, components);
Assert.IsNotNull(iter);
});
}
public void TestGet_InvokedOnEmptyComponentsMatrix_ThrowsException()
{
var entityComponentsTable = new Dictionary <Type, int>();
var componentsHashesTable = new Dictionary <Type, int>();
var components = new List <IList <IComponent> >();
Assert.Throws <InvalidIteratorException>(() =>
{
IComponentIterator iter = new ComponentManager.ComponentIterator(entityComponentsTable, componentsHashesTable, components);
Assert.IsNotNull(iter);
iter.Get <TComponentA>();
});
}
public void TestMoveNext_InvokedOnCorrectData_CorrectlyEnumeratesComponents()
{
var componentsPackageList = new List <Type>
{
typeof(TComponentA),
typeof(TComponentB),
typeof(TComponentC)
};
var entityComponentsTable = new Dictionary <Type, int>();
foreach (var componentType in componentsPackageList)
{
entityComponentsTable.Add(componentType, 0);
}
var componentsHashesTable = new Dictionary <Type, int>();
for (int i = 0; i < componentsPackageList.Count; ++i)
{
componentsHashesTable.Add(componentsPackageList[i], i);
}
var components = new List <IList <IComponent> >
{
new List <IComponent>
{
new TComponentA()
{
mValue = 42
}
},
new List <IComponent>
{
new TComponentB()
{
}
},
new List <IComponent>
{
new TComponentC()
{
}
},
};
Assert.DoesNotThrow(() =>
{
IComponentIterator iter = new ComponentManager.ComponentIterator(entityComponentsTable, componentsHashesTable, components);
Assert.IsNotNull(iter);
int visitedComponentsCount = 0;
while (iter.MoveNext())
{
IComponent currComponent = iter.Get();
Assert.AreEqual(componentsPackageList[visitedComponentsCount], currComponent.GetType());
++visitedComponentsCount;
}
Assert.AreEqual(componentsPackageList.Count, visitedComponentsCount);
});
}
