Adding missing test files

tests/idris2/coverage003/Cover.idr

@@ -0,0 +1,15 @@
+foo : (Nat, Nat) -> Nat
+foo (Z, Z) = Z
+
+bar : {a : _} -> a -> Nat
+bar Z = Z
+bar (S _) = S Z
+
+cty : (a : Type) -> a -> Nat
+cty Nat Z = Z
+cty Nat (S _) = S Z
+cty _ x = S (S Z)
+
+badBar : a -> Nat
+badBar Z = Z
+badBar (S _) = S Z

tests/idris2/coverage003/expected

@@ -0,0 +1,11 @@
+1/1: Building Cover (Cover.idr)
+Cover.idr:14:1--14:8:While processing left hand side of Main.badBar at Cover.idr:14:1--15:1:
+Can't match on Z as it has a polymorphic type
+Welcome to Idris 2 version 0.0. Enjoy yourself!
+Main> Main.foo:
+foo (Z, S _)
+foo (S _, _)
+Main> Main.bar:
+bar _
+Main> Main.cty: All cases covered
+Main> Bye for now!

tests/idris2/coverage003/input

@@ -0,0 +1,4 @@
+:missing foo
+:missing bar
+:missing cty
+:q

tests/idris2/coverage003/run

@@ -0,0 +1,3 @@
+$1 Cover.idr < input
+
+rm -rf build

tests/idris2/coverage004/Cover.idr

@@ -0,0 +1,12 @@
+data Foo : Type -> Type where
+     IsNat : Foo Nat
+     IsBool : Foo Bool
+
+okay : a -> Foo a -> Bool
+okay Z IsNat = False
+okay True IsBool = True
+
+bad : a -> Foo a -> Bool
+bad Z IsNat = False
+bad True IsBool = True
+bad (Just 0) _ = False

tests/idris2/coverage004/expected

@@ -0,0 +1,8 @@
+1/1: Building Cover (Cover.idr)
+Cover.idr:12:1--12:5:While processing left hand side of Main.bad at Cover.idr:12:1--13:1:
+Can't match on Just (fromInteger 0) as it has a polymorphic type
+Welcome to Idris 2 version 0.0. Enjoy yourself!
+Main> Main.okay:
+okay (S _) IsNat
+okay False IsBool
+Main> Bye for now!

tests/idris2/coverage004/input

@@ -0,0 +1,2 @@
+:missing okay
+:q

tests/idris2/coverage004/run

@@ -0,0 +1,3 @@
+$1 Cover.idr < input
+
+rm -rf build