public void ComponentDataArrayFromEntityThrowsIfNotExist()
{
var entity = m_Manager.CreateEntity(typeof(EcsTestData));
var destroyedEntity = m_Manager.CreateEntity(typeof(EcsTestData));
m_Manager.DestroyEntity(destroyedEntity);
var data = EmptySystem.GetComponentDataFromEntity <EcsTestData2>();
Assert.Throws <System.ArgumentException>(() => { data[entity] = new EcsTestData2(); });
Assert.Throws <System.ArgumentException>(() => { data[destroyedEntity] = new EcsTestData2(); });
Assert.Throws <System.ArgumentException>(() => { var p = data[entity]; });
Assert.Throws <System.ArgumentException>(() => { var p = data[destroyedEntity]; });
}
void ChangeGroupOrder(int version, ComponentGroup group)
{
var entityData = group.GetEntityArray();
var entities = new NativeArray <Entity>(50, Allocator.Temp);
entityData.CopyTo(new NativeSlice <Entity>(entities));
for (int i = 0; i < 50; i++)
{
var e = entities[i];
if ((i & 0x01) == 0)
{
var testData2 = new EcsTestData2(i);
m_Manager.AddComponentData(e, testData2);
}
}
entities.Dispose();
}
public void ReadOnlyComponentDataArray()
{
var group = m_Manager.CreateComponentGroup(typeof(EcsTestData2), ComponentType.ReadOnly(typeof(EcsTestData)));
var entity = m_Manager.CreateEntity(typeof(EcsTestData), typeof(EcsTestData2));
m_Manager.SetComponentData(entity, new EcsTestData(42));
// EcsTestData is read only
var arr = group.GetComponentDataArray <EcsTestData>();
Assert.AreEqual(1, arr.Length);
Assert.AreEqual(42, arr[0].value);
Assert.Throws <System.InvalidOperationException>(() => { arr[0] = new EcsTestData(0); });
// EcsTestData2 can be written to
var arr2 = group.GetComponentDataArray <EcsTestData2>();
Assert.AreEqual(1, arr2.Length);
arr2[0] = new EcsTestData2(55);
Assert.AreEqual(55, arr2[0].value0);
m_Manager.DestroyEntity(entity);
}
