Move /src/test to /tests

tests/ui/rfcs/rfc-2005-default-binding-mode/tuple.rs

@@ -0,0 +1,12 @@
+// run-pass
+pub fn main() {
+    let foo = (Some(1), (), (), vec![2, 3]);
+
+    match &foo {
+        (Some(n), .., v) => {
+            assert_eq!((*v).len(), 2);
+            assert_eq!(*n, 1);
+        }
+        (None, (), (), ..) => panic!(),
+    }
+}