Fix tests.

cabal-install/tests/UnitTests/Distribution/Client/ProjectConfig.hs

@@ -344,6 +344,7 @@ instance Arbitrary ProjectConfigShared where
         <*> arbitrary <*> arbitrary
         <*> arbitrary <*> arbitrary
         <*> arbitrary <*> arbitrary
+        <*> arbitrary
       where
         arbitraryConstraints :: Gen [(UserConstraint, ConstraintSource)]
         arbitraryConstraints =
@@ -352,18 +353,18 @@ instance Arbitrary ProjectConfigShared where
     shrink (ProjectConfigShared
               x00 x01 x02 x03 x04
               x05 x06 x07 x08 x09
-              x10 x11 x12 x13) =
+              x10 x11 x12 x13 x14) =
       [ ProjectConfigShared
           x00' (fmap getNonEmpty x01') (fmap getNonEmpty x02') x03' x04'
           x05' (postShrink_Constraints x06') x07' x08' x09'
-          x10' x11' x12' x13'
+          x10' x11' x12' x13' x14'
       | ((x00', x01', x02', x03', x04'),
          (x05', x06', x07', x08', x09'),
-         (x10', x11', x12', x13'))
+         (x10', x11', x12', x13', x14'))
           <- shrink
                ((x00, fmap NonEmpty x01, fmap NonEmpty x02, x03, x04),
                 (x05, preShrink_Constraints x06, x07, x08, x09),
-                (x10, x11, x12, x13))
+                (x10, x11, x12, x13, x14))
       ]
       where
         preShrink_Constraints  = map fst
@@ -579,6 +580,9 @@ instance Arbitrary PreSolver where
 instance Arbitrary ReorderGoals where
     arbitrary = ReorderGoals <$> arbitrary
 
+instance Arbitrary CountConflicts where
+    arbitrary = CountConflicts <$> arbitrary
+
 instance Arbitrary StrongFlags where
     arbitrary = StrongFlags <$> arbitrary