Add execution test

tests/tests/compiler/structs/struct_with_visibility_fail.leo

@@ -8,7 +8,7 @@ program test.aleo {
         constant a: u8,
         private bar: bool,
         public bax: u16,
-        baz: u32e
+        baz: u32,
     }
 
     transition main(a: u8) -> u8 {

tests/tests/execution/mint.leo

@@ -0,0 +1,31 @@
+/*
+namespace: Execute
+expectation: Pass
+cases:
+    mint:
+    - input: ["0u64"]
+    - input: ["1u64"]
+*/
+
+
+program test.aleo {
+    record Token {
+        // The token owner.
+        private owner: address,
+        // The Aleo balance (in gates).
+        public gates: u64,
+        // The token amount.
+        amount: u64,
+        // The flag.
+        constant flag: bool,
+    }
+
+    transition mint(amount: u64) -> Token {
+        return Token {
+            owner: self.caller,
+            gates: 0u64,
+            amount: amount,
+            flag: true,
+        };
+    }
+}