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Add onAddToWorld and onRemoveFromWorld callbacks to systems. Also, adding or removing systems to a world twice raises an error.

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bakpakin
2015-09-08 13:36:27 -04:00
parent f3b16a40f6
commit b870b5a34e
2 changed files with 25 additions and 14 deletions
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spec/tiny_spec.lua
+7 -2
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@@ -120,6 +120,11 @@ describe('tiny-ecs:', function()
timePassed = 0
end)
after_each(function()
world:clearSystems()
world:refresh()
end)
it("Create World", function()
assert.equals(world:getEntityCount(), 3)
assert.equals(world:getSystemCount(), 2)
@@ -196,7 +201,7 @@ describe('tiny-ecs:', function()
it("Add Systems Multiple Times", function()
world:update(1)
world:add(moveSystem, oneTimeSystem)
assert.has_error(function() world:add(moveSystem, oneTimeSystem) end, "System already belongs to a World.")
world:update(2)
assert.equals(2, world:getSystemCount())
assert.equals(3, world:getEntityCount())
@@ -206,7 +211,7 @@ describe('tiny-ecs:', function()
world:update(1)
world:remove(moveSystem)
world:update(2)
world:remove(moveSystem)
assert.has_error(function() world:remove(moveSystem) end, "System does not belong to this World.")
world:update(2)
assert.equals(1, world:getSystemCount())
assert.equals(3, world:getEntityCount())