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-rw-r--r--nerine.cabal2
-rw-r--r--src/World/.Types.hs.swobin0 -> 12288 bytes
-rw-r--r--src/World/Types.hs61
-rw-r--r--test/Main.hs2
-rw-r--r--test/WorldTypesTest.hs71
5 files changed, 136 insertions, 0 deletions
diff --git a/nerine.cabal b/nerine.cabal
index 0e1695a..418fec0 100644
--- a/nerine.cabal
+++ b/nerine.cabal
@@ -29,6 +29,7 @@ library
Lattice
Lib
Mind
+ World.Types
other-modules:
Paths_nerine
autogen-modules:
@@ -67,6 +68,7 @@ test-suite nerine-test
GenomeTest
LatticeTest
MindTest
+ WorldTypesTest
Paths_nerine
autogen-modules:
Paths_nerine
diff --git a/src/World/.Types.hs.swo b/src/World/.Types.hs.swo
new file mode 100644
index 0000000..527fc99
--- /dev/null
+++ b/src/World/.Types.hs.swo
Binary files differ
diff --git a/src/World/Types.hs b/src/World/Types.hs
new file mode 100644
index 0000000..c7f77ce
--- /dev/null
+++ b/src/World/Types.hs
@@ -0,0 +1,61 @@
+module World.Types
+ ( Merge (..)
+ , Pos
+ , LatticeProposal (..)
+ , AgentProposal (..)
+ , Proposal (..)
+ ) where
+
+
+class Merge a where
+ mergeCompatible :: a -> a -> Bool
+ merge :: a -> a -> a
+
+instance (Merge a) => Merge (Maybe a) where
+ mergeCompatible (Just x) (Just y) = mergeCompatible x y
+ mergeCompatible _ _ = True
+ merge (Just x) (Just y) = Just $ merge x y
+ merge Nothing (Just y) = Just $ y
+ merge (Just x) (Nothing) = Just $ x
+ merge Nothing Nothing = Nothing
+
+class (Eq a) => MergeEq a where
+ mergeEqCompatible :: a -> a -> Bool
+ mergeEq :: a -> a -> a
+
+instance (Eq a) => MergeEq (Maybe a) where
+ mergeEqCompatible (Just x) (Just y) = x == y
+ mergeEqCompatible _ _ = True
+ mergeEq (Just x) (Just _) = Just $ x
+ mergeEq Nothing (Just y) = Just $ y
+ mergeEq (Just x) (Nothing) = Just $ x
+ mergeEq Nothing Nothing = Nothing
+
+type Pos = (Int, Int)
+
+data LatticeProposal a b = LatticeProposal
+ { cellPos :: Pos
+ , from :: Maybe a
+ , to :: Maybe a
+ , cellFlags :: Maybe b
+ }
+ deriving (Show, Eq)
+
+data AgentProposal a = AgentProposal
+ { id :: Int
+ , agentPos :: Pos
+ , agentFlags :: a
+ }
+ deriving (Show, Eq)
+
+newtype Proposal a b c = Proposal ([LatticeProposal a b], [AgentProposal c]) deriving (Show, Eq)
+
+
+instance (Eq a, Merge b) => Merge (LatticeProposal a b) where
+ mergeCompatible x y =
+ if (cellPos x /= cellPos y) then True else
+ if mergeEqCompatible (from x) (from y)
+ && mergeEqCompatible (to x) (to y)
+ && mergeCompatible (cellFlags x) (cellFlags y)
+ then True
+ else False
diff --git a/test/Main.hs b/test/Main.hs
index 24666a6..8abc870 100644
--- a/test/Main.hs
+++ b/test/Main.hs
@@ -5,10 +5,12 @@ import Test.Tasty
import qualified MindTest
import qualified GenomeTest
import qualified LatticeTest
+import qualified WorldTypesTest
main :: IO ()
main = defaultMain $ testGroup "all tests" $
[ MindTest.suite
, GenomeTest.suite
, LatticeTest.suite
+ , WorldTypesTest.suite
]
diff --git a/test/WorldTypesTest.hs b/test/WorldTypesTest.hs
new file mode 100644
index 0000000..03c41d6
--- /dev/null
+++ b/test/WorldTypesTest.hs
@@ -0,0 +1,71 @@
+module WorldTypesTest (suite) where
+
+
+import Test.Tasty
+import Test.Tasty.HUnit
+import World.Types
+ ( Merge (..)
+ , Pos
+ , LatticeProposal (..)
+ , AgentProposal (..)
+ , Proposal (..)
+ )
+
+
+suite :: TestTree
+suite = testGroup "world types tests" $
+ [ latticePropTests
+ ]
+
+newtype MockMerge = MockMerge Int
+instance Merge MockMerge where
+ mergeCompatible (MockMerge x) (MockMerge y) = x == y
+ merge x _ = x
+ merge _ _ = error "incompatible merge!"
+
+latticePropTests :: TestTree
+latticePropTests = testGroup "lattice proposal tests" $
+ [ testCase "lattice proposals correctly detect mergability" $
+ do
+ -- disjoint positions
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing Nothing Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 1) Nothing Nothing Nothing)
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing Nothing Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing Nothing)
+ True @=? mergeCompatible
+ (LatticeProposal (1, 0) (Just 4) (Just 5) Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) (Just 5) (Just 5) Nothing)
+ -- merge from
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) (Just 4) Nothing Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) (Just 4) Nothing Nothing)
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) (Just 4) Nothing Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing Nothing)
+ False @=? mergeCompatible
+ (LatticeProposal (0, 0) (Just 4) Nothing Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) (Just 5) Nothing Nothing)
+ -- merge to
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing (Just 4) Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing (Just 4) Nothing)
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing (Just 4) Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing Nothing)
+ False @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing (Just 4) Nothing :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing (Just 2) Nothing)
+ -- merge flags
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing Nothing (Just $ MockMerge 4) :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing Nothing)
+ True @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing Nothing (Just $ MockMerge 4) :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing (Just $ MockMerge 4))
+ False @=? mergeCompatible
+ (LatticeProposal (0, 0) Nothing Nothing (Just $ MockMerge 4) :: LatticeProposal Int MockMerge)
+ (LatticeProposal (0, 0) Nothing Nothing (Just $ MockMerge 5))
+ ]
+