public void should_correctly_expand_for_new_entities()
{
var startingSize = 10;
var expectedSize = 20;
var fakeComponentTypes = new Dictionary <Type, int>
{
{ typeof(TestComponentOne), 0 },
{ typeof(TestComponentTwo), 1 },
{ typeof(TestComponentThree), 2 }
};
var mockComponentLookup = Substitute.For <IComponentTypeLookup>();
mockComponentLookup.GetAllComponentTypes().Returns(fakeComponentTypes);
var database = new ComponentDatabase(mockComponentLookup, startingSize);
database.AccommodateMoreEntities(expectedSize);
Assert.Equal(expectedSize, database.CurrentEntityBounds);
Assert.Equal(fakeComponentTypes.Count, database.EntityComponents.Length);
Assert.Equal(expectedSize, database.EntityComponents[0].Count);
Assert.All(database.EntityComponents, x => x.All(y => y == null));
}
