tracks/haskell/exercises/triangle/test/Tests.hs in trackler-2.0.6.28 vs tracks/haskell/exercises/triangle/test/Tests.hs in trackler-2.0.6.29

@@ -23,11 +23,12 @@
 
     test (description, (a, b, c), expected) = it description assertion
       where
         assertion = triangleType a b c `shouldBe` expected
 
-    -- Test cases adapted from `exercism/x-common/triangle.json` on 2016-08-03.
+    -- Test cases created from old version of `x-common` tests on 2017-01-31,
+    -- diverging from `exercism/x-common/triangle`.
 
     cases = [ ( "equilateral triangle has all sides equal"
               , (2, 2, 2)
               , Equilateral
               )
@@ -51,9 +52,13 @@
               , (4, 7, 4)
               , Isosceles
               )
             , ( "scalene triangle has no equal sides"
               , (3, 4, 5)
+              , Scalene
+              )
+            , ( "2a == b+c looks like equilateral, but isn't always"
+              , (5, 4, 6)
               , Scalene
               )
             , ( "larger scalene triangle"
               , (10, 11, 12)
               , Scalene