1 files changed, 123 insertions, 0 deletions
diff --git a/lib/game/mill.test.fnl b/lib/game/mill.test.fnl
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+(let [{: describe
+       : test-end} (require :lib.test)
+      {: mill-at?
+       : get-candidates
+       : move-mills
+       : candidate-moves
+       : any
+       } (require :lib.game.mill)
+      {: mills } (require :lib.constants)
+      with-mills (partial mill-at? mills)]
+
+  (describe "# MILL" (fn []
+    (describe "get-candidates()" (fn [t]
+        (t
+          (let [move 3
+                expected [[1 2 3] [3 15 24]]
+                moves [ 1 1 0 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ] ]
+            {:given (string.format "a move of %d" move)
+            :should "return [[1 2 3] [3 15 24]]" 
+            : expected 
+            :actual (get-candidates mills move)
+            }))
+        (t
+          (let [move 1
+                expected [[1 2 3] [1 10 22]]
+                moves [ 0 0 0 ] ]
+            {:given (string.format "a move of %d" move)
+            :should "return [[1 2 3] [1 10 22]]" 
+            : expected 
+            :actual (get-candidates mills move) }))
+        (t
+          (let [move 1
+                moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
+                expected [[1 2 3] [1 10 22]]
+               ]
+            {:given (string.format "a move of %d" move)
+            :should "still return [[1 2 3] [1 10 22]]" 
+            : expected 
+            :actual (get-candidates mills move) }))))
+        
+    (describe "any()" (fn [t]
+        (t {:given "a table of false false true"
+            :should "return true"
+            :expected true
+            :actual (any [false false true]) })
+        (t {:given "a table of true false"
+            :should "return true"
+            :expected true
+            :actual (any [true false]) })
+        (t {:given "a single false"
+            :should "return false"
+            :expected false
+            :actual (any [false]) })
+        (t {:given "a single true"
+            :should "return true"
+            :expected true
+            :actual (any [true]) })))
+
+    (describe "move-mills()" (fn [t]
+      (t
+        (let [moves [[1 1 1] [0 2 2]] ]
+          {:given "a list of moves"
+           :should "turn them into true/false if they are mills"
+           :expected [true false]
+           :actual (move-mills moves) }))
+      (t
+        (let [moves [[0 1 1] [0 2 2]] ]
+          {:given "no mills"
+           :should "should return false"
+           :expected [false false]
+           :actual (move-mills moves) }))
+      (t
+        (let [moves [[2 2 2] [2 0 0]] ]
+          {:given "mill, no mill"
+           :should "should return true false"
+           :expected [true false]
+           :actual (move-mills moves) }))))
+
+    (describe "candidate-moves()" (fn [t]
+      (t (let [spaces [[1 2 3] [1 10 22]]
+               moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ]
+         {:given "spaces [[1 2 3] [1 10 22]]"
+          :should "map to moves"
+          :expected [[2 2 2] [2 0 0]]
+          :actual (candidate-moves moves spaces)}))))
+
+    (describe "mill-at?()" (fn [t]
+        (t 
+          (let [move 1
+                moves [0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0] ]
+            {:given "no mills"
+             :should "return false"
+             :expected false
+             :actual (mill-at? mills moves move)}))
+        (t 
+          (let [move 4
+                moves [1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
+                with-mills (partial mill-at? mills) 
+                with-moves (partial with-mills moves)]
+            {:given "a mill but not at Move"
+             :should "return false"
+             :expected false
+             :actual (with-moves move)}))
+        (t 
+          (let [move 1
+                moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
+                with-mills (partial mill-at? mills) 
+                with-moves (partial with-mills moves)]
+            {:given "a mill"
+             :should "return true"
+             :expected true
+             :actual (with-moves move) }))
+        (t 
+          (let [move 1
+                moves [2 2 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0]
+                with-mills (partial mill-at? mills) 
+                with-moves (partial with-mills moves)]
+            {:given "a mill"
+             :should "return the opposite of false"
+             :expected false
+             :actual (not (with-moves move)) }))))
+
+    (test-end))))