tests: fix fallout of merging ast::ViewItem into ast::Item.

Author: eddyb

src/libsyntax/parse/mod.rs

@@ -1109,25 +1109,25 @@ mod test {
 
     #[test] fn parse_use() {
         let use_s = "use foo::bar::baz;";
-        let vitem = string_to_item(use_s.to_string());
-        let vitem_s = item_to_string(&vitem);
+        let vitem = string_to_item(use_s.to_string()).unwrap();
+        let vitem_s = item_to_string(&*vitem);
         assert_eq!(&vitem_s[], use_s);
 
         let use_s = "use foo::bar as baz;";
-        let vitem = string_to_item(use_s.to_string());
-        let vitem_s = item_to_string(&vitem);
+        let vitem = string_to_item(use_s.to_string()).unwrap();
+        let vitem_s = item_to_string(&*vitem);
         assert_eq!(&vitem_s[], use_s);
     }
 
     #[test] fn parse_extern_crate() {
         let ex_s = "extern crate foo;";
-        let vitem = string_to_item(ex_s.to_string());
-        let vitem_s = item_to_string(&vitem);
+        let vitem = string_to_item(ex_s.to_string()).unwrap();
+        let vitem_s = item_to_string(&*vitem);
         assert_eq!(&vitem_s[], ex_s);
 
         let ex_s = "extern crate \"foo\" as bar;";
-        let vitem = string_to_item(ex_s.to_string());
-        let vitem_s = item_to_string(&vitem);
+        let vitem = string_to_item(ex_s.to_string()).unwrap();
+        let vitem_s = item_to_string(&*vitem);
         assert_eq!(&vitem_s[], ex_s);
     }
 

src/test/compile-fail-fulldeps/gated-plugin.rs

@@ -11,8 +11,7 @@
 // aux-build:macro_crate_test.rs
 // ignore-stage1
 
-#[plugin] #[no_link]
+#[plugin] #[no_link] extern crate macro_crate_test;
 //~^ ERROR compiler plugins are experimental and possibly buggy
-extern crate macro_crate_test;
 
 fn main() {}

src/test/compile-fail/issue-9957.rs

@@ -1,4 +1,4 @@
-// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
+// Copyright 2013-2014 The Rust Project Developers. See the COPYRIGHT
 // file at the top-level directory of this distribution and at
 // http://rust-lang.org/COPYRIGHT.
 //
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 fn main() {
+    pub use std::uint; //~ ERROR: visibility has no effect
     pub struct A; //~ ERROR: visibility has no effect
     pub enum B {} //~ ERROR: visibility has no effect
     pub trait C { //~ ERROR: visibility has no effect